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SFB/Transregio 103 SUPERALLOY SINGLE CRYSTALS
Publications
A1
Mechanical and microstructural properties of single crystal superalloys – from elastic constants to high temperature plasticity A1 All Bibtex Entries BibTEX
The effect of deviations from precise [001] tensile direction on creep of Ni-base single crystal superalloys
L. Heep, D. Bürger, C. Bonnekoh, P. Wollgramm, A. Dlouhy, G. Eggeler
Scripta Materialia 207 (2022) 114274
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Thermoelastic properties and γ’-solvus temperatures of single-crystal Ni-base superalloys
O.M. Horst, D. Schmitz, J. Schreuer, P. Git, H. Wang, C. Körner, G. Eggeler
Journal of Materials Science 56 (2021) pp. 7637–7658
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On the Influence of Alloy Composition on Creep Behavior of Ni-Based Single-Crystal Superalloys (SXs)
O. M. Horst, S. Ibrahimkhel, J. Streitberger, N. Wochmjakow, P. Git, F. Scholz, P. Thome, R. F. Singer, C. Körner, J. Frenzel, G. Eggeler
Superalloys 2020 (2020) pp. 60-70
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How Nanoscale Dislocation Reactions Govern Low Temperature and High Stress Creep of Ni-base Single Crystal Superalloys
D. Bürger, A. Dlouhy, K. Yoshimi, G. Eggeler
Crystals 10 (2020) 134
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Exploring the fundamentals of Ni-based superalloy single crystal (SX) alloy design: Chemical composition vs. microstructure
O.M. Horst, D. Adler, P. Git, H. Wang, J. Streitberger, M. Holtkamp, N. Jöns, R.F. Singer, C. Körner, G. Eggeler
Materials & Design 195 (2020) 108976
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On the stress and temperature dependence of low temperature and high stress shear creep in Ni-base single crystal superalloys
D. Bürger, A. Dlouhy, K. Yoshimi, G. Eggeler
Materials Science & Engineering A 795 (2020) 139961
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Tension/compression asymmetry of a creep deformed single crystral Co-base superalloy
M. Lenz, Y.M. Eggeler, J. Müller, C.H. Zenk, N. Volz, P. Wollgramm, G. Eggeler, S. Neumeier, M. Goeken, E. Spiecker
Acta Mater. 166 (2019) pp. 597-610
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On the Rejuvenation of Crept Ni-Base Single Crystal Superalloys (SX) by Hot Isostatic Pressing (HIP)
O.M. Horst, B. Ruttert, D. Bürger, L. Heep, H. Wang, A. Dlouhy, W. Theisen, G. Eggeler
Mat. Sci. Eng. A 758 (2019) pp. 202-214
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On crystal mosaicity in single crystal Ni-base superalloys
P. Hallensleben, F. Scholz, P. Thome, H. Schaar, I. Steinbach, G. Eggeler, J. Frenzel
Crystals 9 (2019) article no.: 149
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On the diffusive phase transformation mechanism assisted by extended dislocations during of a single crystal Co-Ni-based superalloy, Acta Mater., 155 (2018) pp. 362-371. [A1.3]
S.K. Makineni, A. Kumar, M. Lenz, P. Kontis, T. Meiners, C.H. Zenk, S. Zaefferer, G. Eggeler, S. Neumeier, D. Raabe, B. Gault
Acta Mater. 155 (2018) pp. 362-371
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How evolving multiaxial stress states affect the kinetics of rafting during creep of single crystal Ni-base superalloys
L. Cao, P. Wollgramm, D. Bürger, A. Kostka, G. Cailletaud, G. Eggeler
Acta Mater. 158 (2018) pp. 381-392
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On the influence of crystallography and dendritic microstructure on micro shear behavior of single crystal Ni-based superalloys
G. Laplanche, N. Wieczorek, F. Fox, S. Berglund, J. Pfetzing-Micklich, K. Kishida, H. Inui, G. Eggeler
Acta Mater. 160 (2018) pp. 173-184
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A phenomenological creep model for Ni-base single crystal superalloys
S. Gao, P. Wollgramm, G. Eggeler, A. Ma, J. Schreuer, A. Hartmaier
Modelling. Simul. Mater. Sci. Eng. 26 (2018) article no.: 055001 (18 pp)
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On shear testing of single crystal Ni-base superalloys
G. Eggeler, N. Wieczorek, F. Fox, S. Berglund, D. Bürger, A. Dlouhy, P. Wollgramm, K. Neuking, J. Schreuer, L. Agudo Jácome, S. Gao, A. Hartmaier, G. Laplanche
Met. Mat. Trans. A 49 (2018) pp. 3951-3962
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Microstructure and mechanical properties of CMSX-4 single crystals prepared by additive manufacturing
C. Körner, M. Ramsperger, C. Meid, D. Bürger, P. Wollgramm, M. Bartsch, G. Eggeler
Met. Mat. Trans. A 49 (2018) pp. 3781-3792
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Rejuvenation of SX Ni-base superalloy turbine blades: Unlimited service life?
B. Ruttert, O. Horst, I. Lopez-Galilea, D. Langenkämper, A. Kostka, C. Somsen, J.V. Goerler, M.A. Ali, O. Shchyglo, I. Steinbach, G. Eggeler, W. Theisen
Met. Mat. Trans. A 49 (2018) pp. 4262-4273
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Thermophysical and mechanical properties of advanced single crystalline Co-base superalloys
N. Volz, C.H. Zenk, R. Cherukuri, T. Kalfhaus, M. Weiser, S.K. Makineni, C. Betzing, M. Lenz, B. Gault, S.G. Fries, J. Schreuer, R.V aßen, S. Virtanen, D. Raabe, E. Spiecker, S. Neumeier, M. Goeken
Met. Mat. Trans. A 49 (2018) pp. 4099-4109
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Testing of Ni-base superalloy single crystals with circular notched miniature tensile creep specimens
L. Cao, D. Bürger, P. Wollgramm, K. Neuking, G. Eggeler
Materials Science and Engineering A 712 (2018) pp. 223-231
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Rejuvenation of creep resistnace of a Ni-base single-crystal superalloy by hot isostatic pressing
B. Ruttert, D. Bürger, P. Wollgramm, L.M. Roncery, A.B. Parsa, P. Wollgramm, G. Eggeler, W. Theisen,
Materials and Design 134 (2017) pp. Materials and Design
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Transmission electron microscopy study of the microstructural evolution during high-temperature low-stress shear creep deformation of the superalloy single crystal LEK 94
L.A. Jacome, G. Goebenli, G. Eggeler
Journal Mat. Res. 32 (2017) pp. 4491-4502
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On the early stages of low temperature and high stress creep of single crystal Ni-base superalloys
X. Wu, A. Dlouhy, P. Wollgramm, C. Somsen, A. Kostka, G. Eggeler
JSPS Report of the 123rd Comittee on Heat Resisting Materials and Alloys 58 (2017) pp. 259-264
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On the temperature dependence of creep behavior of Ni-base single crystal superalloys
P. Wollgramm, X. Wu, G. Eggeler
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M. Hardy et al., TMS (2016) pp. 711-718
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Decomposition of the single-phase high-entropy alloy CrMnFeCoNi after prolonged anneals at intermediate temperatures
F. Otto, A. Dlouhy, K.G. Pradeep, M. Kubenova, D. Raabe, G. Eggeler, E.P. George
Acta Mater. 112 (2016) pp. 40-52
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Double minimum creep of single crystal Ni-base superalloys
X. Wu, P. Wollgramm, C. Somsen, A. Dlouhy, A. Kostka, G. Eggeler
Acta Mater. 112 (2016) pp. 242-260
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On phase equilibria and the appearance of nanoparticles in the microstructure of single crystal Ni-base superalloys
V. Yardley, I. Povstugar, P. P. Choi, D. Raabe, A. B. Parsa, A. Kostka, C. Somsen, A. Dlouhy, K. Neuking, E. George, G. Eggeler
Advanced Engineering Materials 18 (2016) pp. 1556 - 1567
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On the Effect of Hot Isostatic Pressing on the Creep Life of a Single Crystal Superalloy
L. Mujica Roncery, I. Lopez-Galilea, B. Ruttert, D. Bürger, P. Wollgramm, G. Eggeler, W. Theisen
Adv. Eng. Mat. 18 (2016) pp. 1381-1387
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On local phase equilibria and the appearance of nanoparticles in the microstructure of single crystal Ni-base superalloys
V.Yardley, I. Povstugar, P.-P. Choi, D. Raabe, A.B. Parsa, A. Kostka, C. Somsen, A. Dlouhy, K. Neuking, E.P. George, G. Eggeler
Advanced Engineering Materials 18 (2016) pp. 1556-1567
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The effect of stress, temperature and loading direction on the creep behaviour of Ni-base single crystal superalloys miniature tensile specimens
P. Wollgramm, D. Bürger, A.B. Parsa, K. Neuking, G. Eggeler
Materials at High Temperature 33 (2016) pp. 346-360
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Advanced scale bridging microstructure analysis of single crystal Ni-base superalloys
A.B. Parsa, P. Wollgramm, H. Buck, Ch. Somsen, A. Kostka, I. Povstugar, P. Choi, D. Raabe, A. Dlouhy, J. Müller, E. Spiecker, K. Demtröder, J. Schreuer, K. Neuking, G. Eggeler
Adv. Eng. Mat. 17 (2015) pp. 216–230
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A quantitative metallographic assessment of the evolution of porosity during processing and creep in single crystal Ni-base superalloys
H. Buck, P. Wollgramm, A.B. Parsa, G. Eggeler
Mat.-wiss. u. Werkstofftech. 46 (2015) pp. 577-590
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Influence of microstructure on macroscopic elastic properties and thermal expansion of nickel-base superalloys ERBO/1 and LEK94
K. Demtröder, G. Eggeler, J. Schreuer
Mat.-wiss. u. Werkstofftech. 46 (2015) pp. 563-576
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The effect of cast microstructure and crystallography on rafting, dislocation plasticity and creep anisotropy of single crystal Ni-base superalloys
P. Nörtershäuser, J. Frenzel, A. Ludwig, K. Neuking, G. Eggeler
Mat. Sci. Eng. A 626 (2015) pp. 305-312
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On the role of Re in the stress and temperature dependence of creep of Ni-base single crystal superalloys
P. Wollgramm, H. Buck, K. Neuking, A.B. Parsa, S. Schuwalow, J. Rogal, R. Drautz, G. Eggeler
Mat. Sci. Eng. A 628 (2015) pp. 382-395
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On the nature of y' phase cutting and its effect on high temperature and low stress creep anisotropy of Ni-base single crystal superalloys
L. Agudo Jácome, P. Nörtershäuser, C. Somsen, A. Dlouhý, G. Eggeler
Acta Mater. 69 (2014) pp. 246-264
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Effect of climb on dislocation mechanisms and creep rates in γ'-strengthened Ni base super alloy single crystals: A discrete dislocation dynamics study
S. M. Hafez Haghighat, G. Eggeler, D. Raabe
Acta Mater. 61 (2013) pp. 3709-3723
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High-temperature low-stress creep anisotropy of single-crystal superalloys
L.Agudo Jácome, P.Nörtershäuser, J.-K.Heyer, A.Lahni, J.Frenzel, A.Dlouhý, C.Somsen, G.Eggeler
Acta Mater. 61 (2013) pp. 2926-2943
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Rafting during tensile creep in [001] and [110] directions
P. Nörtershäuser, P. Thome, L. Agudo, J. Frenzel, G. Eggeler
Proceedings of the 12th International Conference on Creep and Fracture of Engineering Materials and Structures; A08 (2012)
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On the coarsening of the γ/γ'-microstructure in crack tip stress fields of differently oriented single crystalline miniature CT-specimens at 1020 °C
P. Wollgramm, P. Nörtershäuser, G. Eggeler
Proceedings of the 12th International Conference on Creep and Fracture of Engineering Materials and Structures; A09 (2012)
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A1
A2
A TEM assessment of elementary high temperature deformation processes in single crystal superalloys A2 All Bibtex Entries BibTEX
The effect of deviations from precise [001] tensile direction on creep of Ni-base single crystal superalloys
L. Heep, D. Bürger, C. Bonnekoh, P. Wollgramm, A. Dlouhy, G. Eggeler
Scripta Materialia 207 (2022) 114274
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How Nanoscale Dislocation Reactions Govern Low Temperature and High Stress Creep of Ni-base Single Crystal Superalloys
D. Bürger, A. Dlouhy, K. Yoshimi, G. Eggeler
Crystals 10 (2020) 134
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On the stress and temperature dependence of low temperature and high stress shear creep in Ni-base single crystal superalloys
D. Bürger, A. Dlouhy, K. Yoshimi, G. Eggeler
Materials Science & Engineering A 795 (2020) 139961
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Stress-induced formation of TCP phases during high temperature low cycle fatigue loading of the single-crystal Ni-base superalloy ERBO/1
C. Meid, M. Eggeler, P. Watermeyer, A. Kostka, T. Hammerschmidt, R. Drautz, G. Eggeler, M. Bartsch
Acta Mater. 168 (2019) pp. 343-352
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On the Rejuvenation of Crept Ni-Base Single Crystal Superalloys (SX) by Hot Isostatic Pressing (HIP)
O.M. Horst, B. Ruttert, D. Bürger, L. Heep, H. Wang, A. Dlouhy, W. Theisen, G. Eggeler
Mat. Sci. Eng. A 758 (2019) pp. 202-214
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Columnar to equiaxed transition and grain refinement of cast CrCoNi medium-entropy alloy by microalloying with titanium and carbon
X.W. Liu, G. Laplanche, A. Kostka, S.G. Fries, J. Pfetzing-Micklich, G. Liu, E.P. George
J. Alloys Compounds 775 (2019) pp. 1068-1076
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On the nucleation of planar faults during low temperature and high stress creep of single crystal superalloys
X. Wu, A. Dlouhy Y.M. Eggeler, E. Spiecker, A. Kostka, C. Somsen, G. Eggeler
Acta Mater. 144 (2018) pp. 642-655
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How evolving multiaxial stress states affect the kinetics of rafting during creep of single crystal Ni-base superalloys
L. Cao, P. Wollgramm, D. Bürger, A. Kostka, G. Cailletaud, G. Eggeler
Acta Mater. 158 (2018) pp. 381-392
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Phase stability and kinetics of sigma-phase precipitation in CrMnFeCoNi high-entropy alloys
G. Laplanche, S. Berglund, C. Reinhart, A. Kostka, F. Fox, E.P. George
Acta Mater. 161 (2018) pp. 338-351
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A TEM investigation of columnar-structured thermal barrier coatings deposited by plasma spray physical vapor deposition
S. Rezanka, C. Somsen, G. Eggeler, G. Maurer, R. Vaßen, O. Guillon
Plasma Chem. Plasma Process. 38 (2018) pp. 791-802
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On the segregation of Re at dislocations in the γγʼ-phase of Ni-based single crystal superalloys
X. Wu, S.K. Makineni, P. Kontis, G. Dehm, D. Raabe, B. Gault, G. Eggeler
Materialia 4 (2018) pp. 109-114
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Crack initiation and propagation in a single crystal Ni-base superalloy with respect to TCP-phase formation during low cycle fatigue
C. Meid, A. Subramaniam, M. Eggeler, A. Kostka, M. Bartsch
Proceedings of the 8th International Conference on Low Cycle Fatigue, organized by T. Beck and E. Charkaluk in Dresden, 27 to 29th June 2017 (2017) pp. 29-34
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Reasons for superior mechanical properties of medium entropy CrCoNi compared to high-entropy CrMnFeCoNi
G. Laplanche, A. Kostka, C. Reinhart, J. Hunfeld, G. Eggeler, E.P. George
Acta Mater. 128 (2017) pp. 292-303
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Transmission electron microscopy study of the microstructural evolution during high-temperature low-stress shear creep deformation of the superalloy single crystal LEK 94
L.A. Jacome, G. Goebenli, G. Eggeler
Journal Mat. Res. 32 (2017) pp. 4491-4502
Download BibTEX
On the early stages of low temperature and high stress creep of single crystal Ni-base superalloys
X. Wu, A. Dlouhy, P. Wollgramm, C. Somsen, A. Kostka, G. Eggeler
JSPS Report of the 123rd Comittee on Heat Resisting Materials and Alloys 58 (2017) pp. 259-264
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The role of local chemical composition for TCP phase precipitation in Ni-base and Co-base superalloys
T. Hammerschmidt, J. Koßmann, C.H. Zenk, S. Neumeier, M. Goeken, I. Lopez-Galilea, L. Mujica Roncery, S. Huth, A. Kostka, W. Theisen, R. Drautz
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M.Hardy et al., TMS (2016) pp. 89-96
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On the temperature dependence of creep behavior of Ni-base single crystal superalloys
P. Wollgramm, X. Wu, G. Eggeler
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M.Hardy et al., TMS (2016) pp. 711-718
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Double minimum creep of single crystal Ni-base superalloys
X.Wu, P.Wollgramm, C.Somsen, A.Dlouhy, A.Kostka, G.Eggeler
Acta Mater. 112 (2016) pp. 242-260
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On phase equilibria and the appearance of nanoparticles in the microstructure of single crystal Ni-base superalloys
V. Yardley, I. Povstugar, P. P. Choi, D. Raabe, A. B. Parsa, A. Kostka, C. Somsen, A. Dlouhy, K. Neuking, E. George, G. Eggeler
Advanced Engineering Materials 18 (2016) pp. 1556 - 1567
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On local phase equilibria and the appearance of nanoparticles in the microstructure of single crystal Ni-base superalloys, 18 (2016) pp. 1556-1567. [A2.4]
V. Yardley, I. Povstugar, P.-P. Choi, D. Raabe, A.B. Parsa, A. Kostka, C. Somsen, A. Dlouhy, K. Neuking, E.P. George, G. Eggeler
Advanced Engineering Materials 18 (2016) pp. 1556-1567
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The effect of stress, temperature and loading direction on the creep behavior of Ni-base single crystal superalloy miniature tensile specimens
P. Wollgramm. D. Bürger, A.B. Parsa, K. Neuking, G. Eggeler
Materials at High Temperatures 33 (2016) pp. 346-360
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The thermal stability of topologically close-packed phases in the single crystal Ni-base superalloy ERBO/1
I. Lopez-Galilea, J. Koßmann, A. Kostka, R. Drautz, L. Mujica Roncery, T. Hammerschmidt, S. Huth, W. Theisen
J. Mater. Sci. 51 (2016) pp. 2653-2664
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Transmission electron microscopy of a CMSX-4 Ni-base superalloy produced by selective electron beam melting
A. B. Parsa, M. Ramsperger, A. Kostka, C. Somsen, C. Körner, G. Eggeler
Metals 6 (2016) Article number 258
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Nanoindentation studies of the mechanical properties of the μ phase in a creep deformed Re containing Nickel-based superalloy
H. ur Rehman, K. Durst, S. Neumeier, A. B. Parsa, A. Kostka, G. Eggeler, M. Göken
Mat. Sci. Eng. A (2015) DOI: http://dx.doi.org/10.1016/j.msea.2015.03.045
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Effects of Ru on elemental partitioning and precipitation on topologically close-packed phases in Ni-based superalloys
Z. Peng, I. Povstugar, K. Matuszewski, R. Rettig, R. Singer, A. Kostka, P. Choi, D. Raabe
Scripta Mater. 101 (2015) pp. 44-47
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On the role of Re in the stress and temperature dependence of creep of Ni-base single crystal superalloys
P. Wollgramm, H. Buck, K. Neuking, A.B. Parsa, S. Schuwalow, J. Rogal, R. Drautz, G. Eggeler
Mat. Sci. Eng. A 628 (2015) pp. 382-395
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On the identification of superdislocations in the γ-̕ phase of single- crystal Ni-base superalloys – An application of the LACBED method to complex microstructures
J. Müller, G. Eggeler, E. Spiecker
Acta Mater. 87 (2015) pp. 34-44
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Ledges and grooves at y/y' interfaces of single crystal superalloys
A.B. Parsa, P. Wollgramm, H. Buck, A. Kostka, C. Somsen, A. Dlouhy, G. Eggeler
Acta Mater. 90 (2015) pp. 105-117
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Advanced scale bridging microstructure analysis of single crystal Ni-base superalloys
A.B. Parsa, P. Wollgramm, H. Buck, Ch. Somsen, A. Kostka, I. Povstugar, P. Choi, D. Raabe, A. Dlouhy, J. Müller, E. Spiecker, K. Demtröder, J. Schreuer, K. Neuking, G. Eggeler
Adv. Eng. Mat. (2014) accepted for publication
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On the nature of y'-phase cutting and its effect on high temperature and low stress creep anisotropy of Ni-base single crystal superalloys
L. Agudo Jácome, P. Nörtershäuser, C. Somsen, A. Dlouhý, G. Eggeler
Acta Mater. 69 (2014) pp. 246-264
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High-temperature low-stress creep anisotropy of single-crystal superalloys
L. Agudo Jácome, P. Nörtershäuser, J.-K. Heyer, A. Lahni, J .Frenzel, A. Dlouhý, C. Somsen, G. Eggeler
Acta Mater. 61 (2013) pp. 2926-2943
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Advanced scanning transmission stereo electron microscopy of structural and functional engineering materials
L. Agudo Jácome, G. Eggeler, A. Dlouhý
Ultramicroscopy 122 (2012) pp. 45-59
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A2
A3
High temperature fatigue of single crystal superalloys A3 All Bibtex Entries BibTEX
Stress-induced formation of TCP phases during high temperature low cycle fatigue loading of the single-crystal Ni-base superalloy ERBO/1
C. Meid, M. Eggeler, P. Watermeyer, A. Kostka, T. Hammerschmidt, R. Drautz, G. Eggeler, M. Bartsch
(2019)
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Effect of heat treatment on the high temperature fatigue life of single crystalline nickel base superalloy additively manufactured by means of selective electron beam melting
C. Meid, A. Dennstedt, M. Ramsperger, J. Pistor, B. Ruttert, I. Lopez-Galilea, W. Theisen, C. Körner, M. Bartsch
accepted for publication in Scripta Mater. (2019)
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Miniaturization of LCF-testing of single crystal superalloys at high temperature for uncoated and coated specimens
C. Meid, U. Waedt, A. Subramaniam, J. Wischek, P. Terberger, R. Vaßen, M. Bartsch
accepted for publication in Mater. Sci. Eng. Technol (2019)
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Effect of the porosity and eutectics on the high-temperature low-cycle fatigue performance of a nickel-base single-crystal superalloy
B. Ruttert, C. Meid, L.M. Roncery, I. Lopez-Galilea, M. Bartsch, W. Theisen
Scripta Mater. 155 (2018) pp. 139-143
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Microstructure and mechanical properties of CMSX-4 single crystals prepared by additive manufacturing
C. Körner, M. Ramsperger, C. Meid, D. Bürger, P. Wollgramm, M. Bartsch, G. Eggeler
Met. Mat. Trans. A 49 (2018) pp. 3781-3792
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Capturing the competing influence of thermal and mechanical loads on the strain state in turbine blade coatins via high energy X-rays
A. Manero II, K. Knipe, J. Wischek, C. Meid, J. Okasinski, J. Almer, A.M. Karlson, M. Bartsch, S. Raghavan
Coatings 8 (2018) article no.: 320
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Crack initiation and propagation in a single crystal Ni-base superalloy with respect to TCP-phase formation during low cycle fatigue
C. Meid, A. Subramaniam, M. Eggeler, A. Kostka, M. Bartsch
Proceedings of the 8th International Conference on Low Cycle Fatigue, organized by T. Beck and E. Charkaluk in Dresden, 27 to 29th June 2017 (2017) pp. 29-34
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Piezospectroscopic evaluation and damage identification for thermal barrier coatings subjected to simulated engine environments
A. Manero II, A. Selimov, Q. Fouliard, K. Knipe, J. Wischek, C. Meid, A.M. Karlsson, M. Bartsch, S. Raghavan
Surf. Coat. Technol. 323 (2017) pp. 30-38
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Role of TCP phases on crack propagation in high temperature fatigue of single crystal Ni-based superalloys
C. Meid, M. Bartsch, A. Kostka
Materials Science and Engineering Congress (2016)
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Fatigue Testing of Ni-based Superalloys for Gas Turbine Blades
C. Meid, A. Kostka, M. Bartsch
In Helmholtz Symposium on Materials and Coatings for High Temperature (HELSMAC) (2016)
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Synchrotron XRD Measurements mapping internal strains of Thermal Barrier Coatings during thermal gradient mechanical fatigue loading
K. Knipe, A. Manero, S. Sofronsky, J. Okasinski, J. Almer, J. Wischek, C. Meid, A. Karlsson, M. Bartsch, S. Raghavan
Journal of Engineering for Gas Turbines and Power 137 (2015) pp. 1-5
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Inside the engine environment – Synchrotrons reveal secrets of high-temperature ceramic coatings
K. Knipe, A. Manero, S.F. Siddiqui, C. Meid, J. Wischek, J. Okasinski, J. Almer, A.M. Karlsson, M. Bartsch, S. Raghavan
American Ceramic Society Bulletin 94 (2015) pp. 22-27
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Synchrotron XRD measurements of thermal barrier coatings subjected to loads representing operational conditions of rotating gas turbine blades
K. Knipe, A. Manero, S.F. Siddiqui, S. Sofronsky, P. Fouquet, S. Raghavan, C. Meid, J. Wischek, M. Bartsch, J. Okasinski, J. Almer, A. Karlsson
Proceedings of the 52nd AIAA Aerospace Sciences Meeting – AIAA Science and Technology Forum and Exhibition (2014) article 1157
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Strain response of Thermal Barrier Coatings captured under extreme engine environments through Synchrotron X-ray Diffraction
K. Knipe, A. Manero, S. F. Siddiqui, C. Meid, J. Wischek, J. Okasinski, J. Almer, A. M. Karlsson, M. Bartsch, S. Raghavan
Nature Communications 5 (2014) article 4559
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Synchrotron X-ray measurements techniques for thermal barrier coated cylindrical samples under thermal gradients
S. F. Siddiqui, K. Knipe, A. Manero, C. Meid, J. Wischek, J. Okasinski, J. Almer, A. M. Karlsson, M. Bartsch, S. Raghavan
Review of Scientific Instruments 84 (2013) article 083904
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A3
A4
Investigations of the local alloy composition by means of atom probe tomography A4 All Bibtex Entries BibTEX
The effect of chromium and cobalt segregation at dislocations on nickel-based superalloys
P. Kontis, Z.M. Li, D.M. Collins, J. Cormier, D. Raabe, B. Gault
Scripta Materialia 145 (2018) pp. 76-80
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On the grain boundary strengthening effect of boron in γ/γ′ Cobalt-base superalloys
M. Kolb, L.P. Freund, F. Fischer, I. Povstugar, S.K. Makineni, B. Gault, D. Raabe, J. Müller, E. Spiecker, S. Neumeier, M. Goeken
Acta Mater. 145 (2018) pp. 247-254
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Synthesis and stabilization of a new phase regime in a Mo-Si-B based alloy by laser-based additive manufacturing
S.K. Makineni, A.R. Kini, E.A. Jägle, H. Springer, D. Raabe, B. Gault
Acta Mater. 151 (2018) pp. 31-40
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On the diffusive phase transformation mechanism assisted by extended dislocations during of a single crystal Co-Ni-based superalloy
S.K. Makineni, A. Kumar, M. Lenz, P. Kontis, T. Meiners, C.H. Zenk, S. Zaefferer, G. Eggeler, S. Neumeier, D. Raabe, B. Gault
Acta Mater. 155 (2018) pp. 362-371
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Elemental segregation to antiphase boundaries in a crept CoNi-based single crystal superalloy
S.K. Makineni, M. Lenz, S. Neumeier, E. Spiecker, F. Raabe, B. Gault
Scripta Mater. 157 (2018) pp. 62-66
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On the segregation of Re at dislocations in the γγʼ-phase of Ni-based single crystal superalloys
X. Wu, S.K. Makineni, P. Kontis, G. Dehm, D. Raabe, B. Gault, G. Eggeler
Materialia 4 (2018) pp. 109-114
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Thermophysical and mechanical properties of advanced single crystalline Co-base superalloys
N. Volz, C.H. Zenk, R. Cherukuri, T. Kalfhaus, M. Weiser, S.K. Makineni, C. Betzing, M. Lenz, B. Gault, S.G. Fries, J. Schreuer, R. Vaßen, S. Virtanen, D. Raabe, E. Spiecker, S. Neumeier, M. Goeken
Met. Mat. Trans. A 49 (2018) pp. 4099-4109
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Correlative microscopy - Novel methods and their applications to explore 3D chemistry and structure of nanoscale lattice defects: a case study in superalloys
S.K. Makineni, M. Lenz, P. Kontis, Z. Li, A. Kumar, P.J. Felfer, S. Neumeier, M. Herbig, E. Spiecker, D. Raabe, B. Gault
JOM 70 (2018) pp. 1736-1743
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A novel type of Co-Ti-Cr-base γ/ γ′ superalloys with low mass density
C.H. Zenk, I. Povstugar, R. Li, F. Rinaldi, S. Neumeier, D. Raabe, M. Goeken
Acta Mater. 135 (2017) pp. 244-251
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Influence of rhenium on γ′-strengthened cobalt-base superalloys
M. Kolb, C.H. Zenk, A. Kirzinger, I. Povstugar, D. Raabe, S. Neumeier, M. Goeken
J. Mat. Res. 32 (2017) pp. 2551-2559
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The role of the base element in γ’ strengthened Cobalt/Nickel-base superalloys
C.H. Zenk, S. Neumeier, M. Kolb, N. Volz, S.G. Fries, O. Dolotko, I. Povstugar, D. Raabe, M. Goeken
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M.Hardy et al., TMS (2016) pp. 971-980
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On the origin of creep dislocations in a Ni-base, single-crystal superalloy: an ECCI, EBSD, and dislocation dynamics-based study
F. Ram, Z.M. Li, S. Zaefferer, S.M.H. Haghighat, Z.L. Zhu, D. Raabe, R.C. Reed
Acta Materialia 109 (2016) pp. 151-161
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Decomposition of the single-phase high-entropy alloy CrMnFeCoNi after prolonged anneals at intermediate temperatures
F. Otto, A. Dlouhy, K.G. Pradeep, M. Kubenova, D. Raabe, G. Eggeler, E.P. George
Acta Mater. 112 (2016) pp. 40-52
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On local phase equilibria and the appearance of nanoparticles in the microstructure of single crystal Ni-base superalloys
V. Yardley, I. Povstugar, P.-P. Choi, D. Raabe, A.B. Parsa, A. Kostka, C. Somsen, A. Dlouhy, K. Neuking, E.P. George, G. Eggeler
Advanced Engineering Materials 18 (2016) pp. 1556-1567
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Elemental partitioning, lattice misfit and creep behavior of Cr containing γ’ strengthened Co-base superalloys
I. Povstugar, C.H. Zenk, R. Li, P.-P. Choi, S. Neumeier, O. Dolotko, M. Hoelzel, M. Goeken, D. Raabe
Mater. Sci. Technol. 32 (2016) pp. 220-225
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Effects of Ru on elemental partitioning and precipitation of topologically close-packed phases in Ni-based superalloys
Z. Peng, I. Povstugar, K. Matuszewski, R. Rettig, R. Singer, A. Kostka, P. Choi, D. Raabe
Scripta Mater. 101 (2015) pp. 44-47
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Advanced scale bridging microstructure analysis of single crystal Ni-base superalloys
A.B. Parsa, P. Wollgramm, H. Buck, Ch. Somsen, A. Kostka, I. Povstugar, P. Choi, D. Raabe, A. Dlouhy, J. Müller, E. Spiecker, K. Demtröder, J. Schreuer, K. Neuking, G. Eggeler
Adv. Eng. Mat. 17 (2015) pp. 216-230
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Atom probe informed simulations of dislocation-precipitate interactions reveal the importance of local interface curvature
A. Prakash, J. Guénolé, J. Wang, J. Müller, E. Spiecker, M.J. Mills, I. Povstugar, P. Choi, D. Raabe, E. Bitzek
Acta Mater. 92 (2015) pp. 33-45
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Effect of ruthenium on the precipitation of topologically close packed phases in Ni-based superalloys of 3rd and 4th generation
K. Matuszewski, R. Rettig, H. Matysiak, Z. Peng, I. Povstugar, P. Choi, J. Müller, D. Raabe, E. Spiecker, K.J. Kurzydłowski, R.F. Singer
Acta Mater 95 (2015) pp. 274-283
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Elemental partitioning and mechanical properties of Ti- and Ta-containing Co–Al–W-base superalloys studied by atom probe tomography and nanoindentation
I. Povstugar, P. Choi, S. Neumeier, A. Bauer, C.H. Zenk, M. Göken, D. Raabe
Acta Mater. 78 (2014) pp. 78-85
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Effect of climb on dislocation mechanisms and creep rates in γ'-strengthened Ni base super alloy single crystals: A discrete dislocation dynamics study
S. M. Hafez Haghighat, G. Eggeler, D. Raabe
Acta Mater. 61 (2013) pp. 3709-3723
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A4
A5
High temperature oxidation of single crystal superalloys – early stages and elementary processes A5 All Bibtex Entries BibTEX
Growth Mechanisms of Oxide Scales on Two-phase Co/Ni-base Model Alloys between 800 °C and 900 °C
M. Weiser, M.C. Galetz, R.J. Chater, S. Virtanen
Journal of The Electrochemical Society 167 (2) (2020)
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Influence of Co to Ni ratio in gamma′-strengthened model alloys on oxidation
resistance and the efficacy of the halogen effect at 900 °C
M. Weiser, M.C. Galetz, H.-E. Zschau, C. Zenk, S. Neumeier, M. Göken, S. Virtanen
Corrosion Science 156 (2019) pp. 84-95
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Transport mechanisms during the high-temperature oxidation of ternary gamma/gamma′ Co-base model alloys
M. Weiser, R.J. Chater, B.A. Shollock, S. Virtanen
npj Materials Degradation 3 (33) (2019)
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Oxide dispersion strengthened bond coats with higher alumina content: Oxidation resistance and influence on thermal barrier coating lifetime
C. Vorkötter, S.P. Hagen, G. Pintsuk, D.E. Mack, S. Virtanen, O. Guillon, R. Vaßen
Oxidation of Metals 92 (3-4) (2019) pp. 167-194
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Influence of W Content on the Oxidation Behaviour of Ternary gamma'-Strengthened Co‑Based Model Alloys
Between 800 and 900 ◦C
M. Weiser, S. Virtanen
Oxidation of Metals 92 (5-6) (2019) pp. 541–560
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Early stages of scale formation during oxidation of gamma / gammaʼ strengthened single crystal ternary Co-based superalloy at 900°C
M. Weiser, Y.M. Eggeler, E. Spiecker, S. Virtanen
Corrosion Science 135 (2018) pp. 78-86
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Combinatorial study on phase formation and oxidation in the thin film superalloy subsystems Co-Al-Cr and Co-Al-Cr-W
D. Naujoks, M. Weiser, S. Salomon, H. Stein, S. Virtanen, A. Ludwig
ACS Combinatorial Science 20 (2018) pp. 611-620
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Visualizing ion transport mechanisms through oxide scales grown on mixed Nickel- & Cobalt-base model alloys at 900°C using FIB-SIMS techniques
R.J. Chater, M. Weiser, S. Virtanen
J. Vac. Sci. Technol. B 36 (2018) article no.: 03F116 (6 pp)
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Thermophysical and Mechanical Properties of Advanced Single Crystalline Co-base Superalloys
N. Volz , C. H. Zenk, R. Cherukuri, T. Kalfhaus, M. Weiser, S. K. Makineni, C. Betzing, M. Lenz, B. Gault, S. G. Fries, J. Schreuer, R. Vaßen, S. Virtanen, D. Raabe, E. Spiecker, S. Neumeier, M. Göken
Metallurgical and Materials Transactions A 49 (2018) pp. 4099–4109
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Intermediate Co/Ni-base superalloys - Thermophysical properties, creep and oxidation
C.H. Zenk, S. Neumeier, N.M. Engl, S.G. Fries, O. Dolotko, M. Weiser, S. Virtanen, M. Goeken
Scripta Mater. 112 (2016) pp. 83-86
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Phase formation and oxidation behavior at 500°C in a Ni-Co-Al thin-film materials library
D. Naujoks, J. Richert, P. Decker, M. Weiser, S. Virtanen, A. Ludwig,
ACS Combinatorial Science 18 (2016) pp. 575-582
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Corrosion behaviour of stainless steels and a single crystal superalloy in a ternary LiCl-KCl-CsCl molten salt
M. Hofmeister, L. Klein, H. Miran, R. Rettig, S. Virtanen, R.F. Singer
Corrosion Science (2015) pp. accepted
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In Situ Investigation of the Oxidation of Cobalt-Base Superalloys in the Environmental Scanning Electron Microscope
M. Weiser, A. Reichmann, M. Albu, S. Virtanen, P. Poelt
Advanced Engineering Materials 17 (8) (2015) pp. 1158-1167
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The effect of grain boundaries on high temperature oxidation of
new γ'-strengthened Co-Al-W-B superalloys
L. Klein, B. von Bartenwerffer, M.S. Killian, P. Schmuki, S. Virtanen
Corrosion Science 79 (2014) pp. 29-33
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First approach for thermodynamic modelling of the high temperature oxidation behaviour of ternary γ'-strengthened Co-Al-W superalloys
L. Klein, A. Zendegani, M. Palumbo, S.G. Fries, S. Virtanen
Corrosion Science 89 (2014) pp. 1-5
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Corrosion properties of novel γ'-strengthened Co-base superalloys
L. Klein, S. Virtanen
Corrosion Science 66 (2013) pp. 233-241
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The effect of nickel and silicon addition on some oxidation properties of novel Co-based high temperature alloys
L. Klein, M.S. Killian, S. Virtanen
Corrosion Science 69 (2013) pp. 43-49
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High-throughput investigation of the oxi- dation and phase constitution of thin film Ni-Al-Cr materials libraries
D. König, C. Eberling, M. Kieschnik, S. Virtanen, A. Ludwig
Adv. Eng. Mater. (accepted for publication) dx.doi.org/10.1002/adem.201500023
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A5
A6
Micro- and nanomechanical characterization of superalloys at elevated temperatures A6 All Bibtex Entries BibTEX
Solid Solution Strengthening of Mo, Re, Ta and W in Ni during High-Temperature Creep
Lukas Haußmann, Hamad ur Rehman, Dorothea Matschkal, Mathias Göken, Steffen Neumeier
Metals 11 (2021) pp. 1909
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Local mechanical properties at the dendrite scale of Ni-base superalloys studied by advanced high temperature indentation creep and micropillar compression tests
L. Haußmann, S. Neumeier, M. Kolb, J. Ast, G. Mohanty, J. Michler, M. Göken
S. Tin et al. (eds.) Superalloys 2020 (2020) pp. 273-281
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Micro-tensile creep testing of freestanding MCrAlY bond coats
S. Giese, S. Neumeier, D. Matschkal, J. Bergholz, R. Vaßen, M. Göken
J. Mat. Res. 34 (2019) pp. 2643-2652
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Influence of Different Annealing Atmospheres on the Mechanical Properties of Freestanding MCrAlY Bond Coats Investigated by Micro-Tensile Creep Tests
S. Giese, S. Neumeier, J. Bergholz, D. Naumenko, W.J. Quadakkers, R. Vaßen, M. Göken
Metals 9 (2019) pp. 692
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On the grain boundary strengthening effect of boron in γ/γ′ Cobalt-base superalloys
M. Kolb, L.P. Freund, F. Fischer, I. Povstugar, S.K. Makineni, B. Gault, D. Raabe, J. Müller, E. Spiecker, S. Neumeier, M. Göken
Acta Mater. 145 (2018) pp. 247-254
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Microstructure and compression strength of Co-based superalloys hardened by γ′ and carbide precipitation
M. Carton-Cordero, M. Campos, L.P. Freund, M. Kolb, S. Neumeier, M. Göken, J.M. Torralba
Mat. Sci. Eng. A 734 (2018) pp. 437-444
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On the temperature dependent strengthening of nickel by transition metal solutes
H.U. Rehman, K. Durst, S. Neumeier, A. Sato, R. Reed, M. Göken
Acta Mater. 137 (2017) pp. 54-63
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Influence of rhenium on γ′-strengthened cobalt-base superalloys
M. Kolb, C.H. Zenk, A. Kirzinger, I. Povstugar, D. Raabe, S. Neumeier, M. Göken
J. Mat. Res. 32 (2017) pp. 2551-2559
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The role of the base element in γ′ strengthened Cobalt/Nickel-base superalloys
C.H. Zenk, S. Neumeier, M. Kolb, N. Volz, S.G. Fries, O. Dolotko, I. Povstugar, D. Raabe, M. Göken
Superalloys 2016 (2016) pp. 971-980
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Diffusion of solutes in fcc Cobalt investigated by diffusion couples and first principles kinetic Monte Carlo
S. Neumeier, H.U. Rehman, J. Neuner, C.H. Zenk, S. Michel, S. Schuwalow, J. Rogal, R. Drautz, M. Göken
Acta Mater. 106 (2016) pp. 304-312
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Local mechanical properties of the (β0+ω0) composite in multiphase titanium aluminides studied with nanoindentation at room and high temperatures
M. Kolb, J.M. Wheeler, H.N. Mathur, S. Neumeier, S. Korte-Kerzel, F. Pyczak, J. Michler, M. Göken
Mat. Sci. Eng. A 665 (2016) pp. 135-140
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Evolution of microstructure and mechanical properties of coated Co-base superalloys during heat treatment and thermal exposure
R. Webler, M. Ziener, S. Neumeier, P. Terberger, R. Vaßen, M. Göken
Mat. Sci. Eng. A 628 (2015) pp. 374-381
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Nanoindentation studies of the mechanical properties of the μ phase in a creep deformed Re containing Nickel-based superalloy
H.U. Rehman, K. Durst, S. Neumeier, A. B. Parsa, A. Kostka, G. Eggeler, M. Göken
Mat. Sci. Eng. A 634 (2015) pp. 202-208
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Characterization of oxidation protection coatings for high temperature applications by means of nanoindentation and scanning electron microscopy methods
R. Webler, S. Neumeier, M. Göken
Practical Metallography 51 (2014) pp. 568-582
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Elemental partitioning and mechanical properties of Ti and Ta containing Co-Al-W based superalloys studied by atom probe tomography and nanoindentation
I. Povstugar, P. Choi, S. Neumeier, A. Bauer, C. Zenk , M. Göken, D. Raabe
Acta Mater. 78 (2014) pp. 78-85
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An improved long-term nanoindentation creep testing approach for studying the local deformation processes in nanocrystalline metals at room and elevated temperatures
V. Maier, B. Merle, M. Göken, K. Durst
J. Mat. Res. 28 (2013) pp. 1177-1188
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Local fracture toughness and residual stress measurements on NiAl bond coats by micro cantilever and FIB based bar milling tests
R. Webler, M. Krottenthaler, S. Neumeier, K. Durst, M. Göken
Superalloys 2012 (2012) pp. 93-102
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A6
A7
High resolution and in-situ transmission electron microscopy of single crystalline superalloys – structure and properties of defects, interfaces and precipitates A7 All Bibtex Entries BibTEX
Tension/compression asymmetry of a creep deformed single crystral Co-base superalloy
M. Lenz, Y.M. Eggeler, J. Müller, C.H. Zenk, N. Volz, P. Wollgramm, G. Eggeler, S. Neumeier, M. Goeken, E. Spiecker
Acta Mater. 166 (2019) pp. 597-610
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Early stages of scale formation during oxidation of gamma / gammaʼ strengthened single crystal ternary Co-based superalloy at 900°C
M. Weiser, Y.M. Eggeler, E. Spiecker, S. Virtanen
Corrosion Science 135 (2018) pp. 78-86
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On the nucleation of planar faults during low temperature and high stress creep of single crystal superalloys
X. Wu, A. Dlouhy Y.M. Eggeler, E. Spiecker, A. Kostka, C. Somsen, G. Eggeler
Acta Mater. 144 (2018) pp. 642-655
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On the grain boundary strengthening effect of boron in γ/γ′ Cobalt-base superalloys
M. Kolb, L.P. Freund, F. Fischer, I. Povstugar, S.K. Makineni, B. Gault, D. Raabe, J. Müller, E. Spiecker, S. Neumeier, M. Goeken
Acta Mater. 145 (2018) pp. 247-254
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On the diffusive phase transformation mechanism assisted by extended dislocations during of a single crystal Co-Ni-based superalloy
S.K. Makineni, A. Kumar, M. Lenz, P. Kontis, T. Meiners, C.H. Zenk, S. Zaefferer, G. Eggeler, S. Neumeier, D. Raabe, B. Gault
Acta Mater. 155 (2018) pp. 362-371
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Elemental segregation to antiphase boundaries in a crept CoNi-based single crystal superalloy, Scripta Mater.
S.K. Makineni, M. Lenz, S. Neumeier, E. Spiecker, F. Raabe, B. Gault
Scripta Mater. 157 (2018) pp. 62-66
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Thermophysical and mechanical properties of advanced single crystalline Co-base superalloys
N. Volz, C.H. Zenk, R. Cherukuri, T. Kalfhaus, M. Weiser, S.K. Makineni, C. Betzing, M. Lenz, B. Gault, S.G. Fries, J. Schreuer, R. Vaßen, S. Virtanen, D. Raabe, E. Spiecker, S. Neumeier, M. Goeken
Met. Mat. Trans. A 49 (2018) pp. 4099-4109
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Correlative microscopy - Novel methods and their applications to explore 3D chemistry and structure of nanoscale lattice defects: a case study in superalloys
S.K. Makineni, M. Lenz, P. Kontis, Z. Li, A. Kumar, P.J. Felfer, S. Neumeier, M. Herbig, E. Spiecker, D. Raabe, B. Gault
JOM 70 (2018) pp. 1736-1743
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Identification of a ternary m-phase in the Co-Ti-W system - An advanced correlative thin-film and bulk combinatorial materials investigation
D. Naujoks, Y.M. Eggeler, P. Hallensleben, J. Frenzel, S.G. Fries, M. Palumbo, J. Koßmann, T. Hammerschmidt, J. Pfetzing-Micklich, G. Eggeler, E. Spiecker, R. Drautz, A. Ludwig
Acta Mater. 138 (2017) pp. 100-110
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Planar defect formation in the gammaʼ phase during high temperature creep in single crystal CoNi-base superalloys
Y.M. Eggeler, J. Müller, M.S. Titus, A. Suzuki, T.M. Pollock, E. Spiecker
Acta Mater. 113 (2016) pp. 335-349
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Advanced scale bridging microstructure analysis of single crystal Ni-base superalloys
A.B. Parsa, P. Wollgramm, H. Buck, Ch. Somsen, A. Kostka, I. Povstugar, P. Choi, D. Raabe, A. Dlouhy, J. Müller, E. Spiecker, K. Demtröder, J. Schreuer, K. Neuking, G. Eggeler
Adv. Eng. Mat. 17 (2015) pp. 216-230
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On the identification of superdislocations in the γ’-phase of single crystal Ni-base superalloys - an application of the LACBED method to complex microstructures
J. Müller, G. Eggeler, E. Spiecker
Acta Mater. 87 (2015) pp. 34-44
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Advanced FIB lamella lift out technique from a TEM foil
J. Müller, M.J. Mills, E. Spiecker
Proc. of the 18th International Microscopy Congress (2014)
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Assessing phase stability and lattice misfit in Co-base superalloys at elevated temperatures by in situ TEM heating experiments
Y.M. Eggeler, J. Müller, S. Fries, E. Spiecker
Proc. of the 18th International Mi- croscopy Congress (2014) 07.09.-12.09.2014
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Simultaneous strain and chemical mapping by CBED-EDXS applied to Ni-based superalloys
J. Müller, F. Niekiel, E. Spiecker
Proceedings of the Microscopy Conference 2013, Regensburg, (2013) 25.08.-30.08.2013
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TEM analysis of localized, planar deformation events which govern creep of single crystalline CoNi-superalloys with γ/γ'-microstructures
Y. Eggeler, J. Müller, M.S. Titus, A. Suzuki, T.M. Pollock, E. Spiecker
Proceedings of the Microscopy Conference 2013, Regensburg, (2013) 25.08.-30.08.2013
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Atom probe informed simulations of dislocation-precipitate interactions reveal the importance of local interface curvature
A. Prakash, J. Guénolé, J. Wang, J. Müller, E. Spiecker, M. J. Mills, I. Povstugar, P. Choi, D. Raabe, E. Bitzek
Acta Mater. (accepted for publication)
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A7
B1
Single crystal solidification with enhanced microstructure B1 All Bibtex Entries BibTEX
Thermoelastic properties and γ’-solvus temperatures of single-crystal Ni-base superalloys
O.M. Horst, D. Schmitz, J. Schreuer, P. Git, H. Wang, C. Körner, G. Eggeler
Journal of Materials Science 56 (2021) pp. 7637–7658
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On the Influence of Alloy Composition on Creep Behavior of Ni-Based Single-Crystal Superalloys (SXs)
O. M. Horst, S. Ibrahimkhel, J. Streitberger, N. Wochmjakow, P. Git, F. Scholz, P. Thome, R. F. Singer, C. Körner, J. Frenzel, G. Eggeler
Superalloys 2020 (2020) pp. 60-70
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Exploring the fundamentals of Ni-based superalloy single crystal (SX) alloy design: Chemical composition vs. microstructure
O.M. Horst, D. Adler, P. Git, H. Wang, J. Streitberger, M. Holtkamp, N. Jöns, R.F. Singer, C. Körner, G. Eggeler
Materials & Design 195 (2020) 108976
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Mult Opt++: a fast regression-based model for the development of compositions with high robustness against scatter of element concentrations
A. Müller, I. Roslyakova, M. Sprenger, P. Git, R. Rettig, M. Markl, C. Körner, R.F. Singer
Mod. Sim. Mat. Sci. Eng. 27 (2019) article no.: 024001
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Development of single-crystal Ni-based superalloys based on multi-criteria numerical optimization and efficient use of refractory elements
M. Markl, A. Müller, N. Ritter, M. Hofmeister, D. Naujoks, H. Schaar, K. Abrahams, J. Frenzel, A.P.A. Subramanyam, A. Ludwig, J. Pfetzing-Micklich, T. Hammerschmidt, R. Drautz, I. Steinbach, R. Rettig, R.F. Singer, C. Körner
Met. Mat. Trans. A 49 (2018) pp. 4134-4145
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On the influence of Ta and Ti on heat-treatability and γ/γʼ-partitioning of high W containing Re-free Ni-based superalloys
N.C. Ritter, E. Schesler, A. Müller, R. Rettig, C. Körner, R.F. Singer
Advanced Eng. Mat. (2017) article no.: 1700150
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Single crystal casting with fluidized carbon bed cooling: a process innovation for quality improvement and cost reduction
M. Hofmeister, M.M. Franke, C. Körner, R.F. Singer
Met. Mat. Trans. B 48 (2017) pp. 3132-3142
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Development of a low density Re-free single crystal Ni-based superalloy by application of numerical multi criteria optimization using thermodynamic calculations
R. Rettig, K. Matuszewski, A. Müller, H.E. Helmer, N.C. Ritter, R.F. Singer
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M.Hardy et al., TMS (2016) pp. 35-44
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Improved creep strength of nickel-base superalloys by optimized γ/γ’ partitioning behavior of solid solution strengthening elements
M. Pröbstle, S.Neumeier, P.Feldner, R.Rettig, H.E.Helmer, R.F.Singer, M. Göken
Mat. Sci. Eng. A 676 (2016) pp. 411-420
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Effects of Ru on elemental partitioning and precipitation of topologically close-packed phases in Ni-based superalloys
Z. Peng, I. Povstugar, K. Matuszewski, R. Rettig, R. Singer, A. Kostka, P. Choi, D. Raabe
Scripta Materialia 101 (2015) pp. 44-47
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On the Thermodynamics and Kinetics of TCP Phase Precipitation in Re- and Ru- Containing Ni-base Superalloys
K. Matuszewski, A. Müller, N. Ritter, R. Rettig, K. J. Kurzydłowski, R. F. Singer
Advanced Engineering Materials 17 (2015) pp. 1127-1133
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Single-crystal nickel-based superalloys developed by numerical multi-criteria optimization techniques: design based on thermodynamic calculations and experimental validation
R. Rettig, N.C. Ritter, H.E. Helmer, S. Neumeier, R.F. Singer
Modelling and Simulation in Materials Science and Engineering 23 (2015) pp. 035004
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Optimization of the homogenization heat treatment of nickel-based superalloys based on phase-field simulations: Numerical methods and experimental validation
R. Rettig, N.C. Ritter, F. Müller, M.M. Franke, R.F. Singer
Metallurgical and Materials Transactions A 46 (2015) pp. 5842-5855
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Corrosion behaviour of stainless steels and a single crystal superalloy in a ternary LiCl-KCl-CsCl molten salt
M. Hofmeister, L. Klein, H. Miran, R. Rettig, S. Virtanen, R.F. Singer
Corrosion Science 90 (2015) pp. 46-53
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Effect of ruthenium on the precipitation of topologically close packed phases in Ni-based superalloys of 3rd and 4th generation
K. Matuszewski, R. Rettig, H. Matysiak, Z. Peng, I. Povstugar, P. Choi, J. Müller, D. Raabe, E. Spiecker, K. J. Kurzydłowski, R. F. Singer
Acta Materialia 95 (2015) pp. 274–283
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The effect of Ru on precipitation of topologically close packed phases in Re – containing Ni base superalloys: Quantitative FIB-SEM investigation and 3D image modeling
K. Matuszewski, R. Rettig, R. F. Singer
MATEC Web of Conferences: Eurosuperalloys 2014: 2nd European Symposium on Superalloys and their Applications, Giens, France 14 (2014) pp. 09001 (1- 6)
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The three-dimensional morphology of topologically close packed phases in a high rhenium containing Nickel based superalloy
K. Matuszewski, R. Rettig, M. Rasiński, K.J. Kurzydłowski, R.F. Singer
Advanced Engineering Materials 16 (2014) pp. 171-175
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Tertiary dendritic instability in late stage solidification of Ni-based superalloys
M.M. Franke, R.F. Singer, I. Steinbach
Modelling and Simulation in Materials Science and Engineering 22 (2014) pp. 025026
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Fast interpolation algorithm for the calculation of thermodynamic property maps of microstructures
R. Rettig, R.F. Singer
Modelling and Simulation in Materials Science and Engineering 22 (2014) pp. 085002
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The effect of liquid metal cooling on thermal gradients in directional solidification of superalloys: Thermal analysis
M.M. Franke, R.M. Hilbinger, A. Lohmüller, R.F. Singer
Journal of Materials Processing Technology 213 (2013) pp. 2081-2088
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Influence of ruthenium on topologically close packed phase precipitation in single-crystal Ni-based superalloys: Numerical experiments and validation
R. Rettig, R.F. Singer
Superalloys 2012 (2012) pp. 205-214
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Discontinuous precipitation and phase stability in Re- and Ru-containing Nickel-base superalloys
A. Heckl, S. Cenanovic, M. Göken, R.F. Singer
Metallurgical and Materials Transactions A 43A (2012) pp. 10-19
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B1
B2
Additive manufacturing of single-crystalline superalloys B2 All Bibtex Entries BibTEX
Fabrication of Single Crystals through a µ-Helix Grain Selection Process during Electron Beam Metal Additive Manufacturing
M. R. Gotterbarm, A. M. Rausch, C. Körner
Metals 10 (2020)
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Modeling and Simulation of Microstructure Evolution for Additive Manufacturing of Metals: A Critical Review
C. Körner, M. Markl, J. A. Koepf
Metallurgical and Materials Transactions A 51 (2020) pp. 4970 - 4983
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Effect of heat treatment on the high temperature fatigue life of single crystalline nickel base superalloy additively manufactured by means of selective electron beam melting
C. Meid, A. Dennstedt, M. Ramsperger, J. Pistor, B. Ruttert, I. Lopez-Galilea, W. Theisen, C. Körner, M. Bartsch
accepted for publication in Scripta Mater. (2019)
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Formation of topologically closed packed phases within CMSX-4 single crystals produced by additive manufacturing
J. Pistor, C. Körner
Materials Letters: X 1 (2019) Art. No 100003
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Numerical microstructure prediction by a coupled finite element cellular automaton model for selective electron beam melting
J. A. Koepf, D. Soldner, M. Ramsperger, J. Mergheim, M. Markl, C. Körner
Computational Materials Science 162 (2019) pp. 148 - 155
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Numerical microstructure prediction by a coupled finite element cellular automation model for selective electron beam melting
J. A. Koepf, D. Soldner, M. Ramsperger, J. Mergheim, M. Markl, C. Körner
Computational Materials Science 162 (2019) pp. 148-155
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Growth and coarsening kinetics of gamma prime precipitates in CMSX-4 under simulated additive manufacturing conditions
B. Wahlmann, F. Galgon, A. Stark, S. Gayer, N. Schell, P. Staron, C. Körner
Acta Materialia 180 (2019) pp. 84 - 96
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Creep properties of single crystal Ni-base superalloys (SX): A comparison between conventionally cast and additive manufactured CMSX-4 materials
D. Bürger, A. B. Parsa, M. Ramsperger, C. Körner, G. Eggeler
Materials Science and Engineering: A 762 (2019)
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Microstructure and mechanical properties of CMSX-4 single crystals prepared by additive manufacturing
C. Körner, M. Ramsperger, C. Meid, D. Bürger, P. Wollgramm, M. Bartsch, G. Eggeler
Met. Mat. Trans. A 49 (2018) pp. 3781-3792
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Additive manufacturing using selective electron beam melting
M. Markl, M. Lodes, M. Franke, C. Körner
Welding and cutting 16 (2017) pp. 177-184
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Additive Manufacturing of metallic components by selective electron beam melting – A review
C. Körner
International Material Review (2016) pp. 361-377
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Selective electron beam melting of the single crystalline nickelbase superalloy CMSX-4
M. Ramsperger, C. Körner
Fraunhofer Direct Digital Manufacturing Conference 2016 (2016) pp. 273-278
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Selective electron beam melting of the single crystalline nickel-base superalloy CMSX-4: From columnar grains to a single crystal
M. Ramsperger, C. Körner
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M.Hardy et al., TMS (2016) pp. 341-349
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Impact of hot isostatic pressing on microstructures of CMSX-4 Ni-base superalloys fabricated by selective electron meam melting
B. Ruttert, M. Ramsperger, L.M. Roncery, I. Lopez-Galilea, C. Körner, W. Theisen
Materials & Design 110 (2016) pp. 720-727
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Microstructure of the Nickel-Base Superalloy CMSX-4 Fabricated by Selective Electron Beam Melting
M. Ramsperger, R.F. Singer, C. Körner
Met. Mat.Trans. A 47 (2016) pp. 1469-1480
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Transmission Electron Microscopy of a CMSX-4 Ni-base Superalloy Produced by Selective Electron Beam Melting
A.B. Parsa, M. Ramsperger, A. Kostka, C. Somsen, C. Körner, G. Eggeler
Metals 6 (2016) Article number 258
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Grain structure evolution in IN718 during selective electron beam melting
H. Helmer, A. Bauereiß, R.F. Singer, C. Körner
Mat. Sci. Eng. A 668 (2016) pp. 180-187
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Solution heat treatment of the single crystal nickel-base superalloy CMSX-4 fabricated by selective electron beam melting
M. Ramsperger, L. Mújica Roncery, I. Lopez-Galilea, R. F. Singer, W. Theisen, C. Körner
Adv. Eng. Mat. DOI:10.1002/adem.201500037 (2015)
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Relationship between processing, grain structure and mechanical properties of Inconel 718 in selective electron beam melting
H. Helmer, N. Hartmann, C. Körner, R. F. Singer
Direct Digital Manufacturing Conference 2014 (2014)
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Numerical investigation of scanning strategies in selective beam melting processes
A. Bauereiß, H. Helmer, T. Scharowsky, C. Körner
Direct Digital Manufacturing Conference 2014 (2014)
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Tailoring the grain structure of IN718 during selective electron beam melting
C. Körner, H. Helmer, A. Bauereiß, R. F. Singer
Eurosuperalloys 2014 (2014)
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Additive manufacturing of nickel-base superalloy Inconel 718 by selective electron beam melting: processing window and microstructure
H. Helmer, C. Körner, R. F. Singer
Journal of Material Research 29 (2014) pp. 1987–1996
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B3
Single crystalline γʼ-strengthened Co-base-superalloys – Alloy development, lattice misfit and mechanical properties B3 All Bibtex Entries BibTEX
Quantification of the temperature-dependent evolution of defect structures in a CoNi-base superalloy
A. Bezold, N. Volz, M. Lenz, N. Karpstein, C.H. Zenk, E. Spiecker, M. Goeken, S. Neumeier
Acta Mater. 227 (2022) 117702
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Understanding raft formation and precipitate shearing during double minimum creep in a γ′-strengthened single crystalline Co-base superalloy
F. Xue, C.H. Zenk, L.P. Freund, S. Neumeier, M. Goeken
Philos. Mag. 101 (2021) pp. 326-353
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Improving the Effectiveness of the Solid-Solution-Strengthening Elements Mo, Re, Ru and W in Single-Crystalline Nickel-Based Superalloys
T. Gaag, N. Ritter, A. Peters, N. Volz, D. Gruber, S. Neumeier, C.H. Zenk, C. Körner
Metals 11 (2021) 1707
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The temperature dependent lattice misfit of rhenium and ruthenium containing nickel-base superalloys – Experiment and modelling
S. Neumeier, F. Pyczak, M. Goeken
Mater. Des. 198 (2021) 109362
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Yielding behavior of a single-crystalline γ'-strengthened Co-Ti-Cr superalloy
A. Bezold, N. Volz, M. Lenz, C.H. Zenk, E. Spiecker, M. Mills, M. Goeken, S. Neumeier
Scr. Mater. 200 (2021) 113928
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Understanding creep of a single-crystalline Co-Al-W-Ta superalloy by studying the deformation mechanism, segregation tendency and stacking fault energy
N. Volz, F. Xue, C.H. Zenk, A. Bezold, S. Gabel, A.P.A. Subramanyam, R. Drautz, T. Hammerschmidt, S.K. Makineni, B. Gault, M. Goeken, S. Neumeier
Acta Mater. 214 (2021) 117019
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Design of a Co–Al–W–Ta Alloy Series with Varying γ′ Volume Fraction and Their Thermophysical Properties
N. Volz, F. Xue, A. Bezold, C.H. Zenk, S.G. Fries, J. Schreuer, S. Neumeier, M. Goeken
Metall Mater. Trans. A 52 (2021) pp. 3931-3944
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Using Rapid Thermal Annealing for Studying Early Stages of High-Temperature Oxidation of Superalloys
D. Kubacka, Y.M. Eggeler, N. Volz, S. Neumeier, E. Spiecker
in: Superalloys 2020: Proc. 14th Int. Symp. on Superalloys, edited by: S.Tin et al., TMS (2020) pp. 763-770
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The Effect of Alloying on the Thermophysical and Mechanical Properties of Co–Ti–Cr-Based Superalloys
C.H. Zenk, N. Volz, A. Bezold, L.-K. Huber, Y.M. Eggeler, E. Spiecker, M. Goeken, S. Neumeier
in: Superalloys 2020: Proc. 14th Int. Symp. on Superalloys, edited by: S.Tin et al., TMS (2020) pp. 909-919
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Atomic Structure and Chemical Composition of Planar Fault Structures in Co-Base Superalloys
M. Lenz, M. Wu, J. He, S.K. Makineni, B. Gault, D. Raabe, S. Neumeier, E. Spiecker
in: Superalloys 2020: Proc. 14th Int. Symp. on Superalloys, edited by: S.Tin et al., TMS (2020) pp. 920-928
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Castability and Recrystallization Behavior of γ′-Strengthened Co-Base Superalloys
N. Volz, C.H. Zenk, T. Halvaci, K. Matuszewska, S. Neumeier, M. Goeken
in: Superalloys 2020: Proc. 14th Int. Symp. on Superalloys, edited by: S.Tin et al., TMS (2020) pp. 901-908
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Impact of the Co/Ni-Ratio on Microstructure, Thermophysical Properties and Creep Performance of Multi-Component γ′-Strengthened Superalloys
C.H. Zenk, N. Volz, C. Zenk, P.J. Felfer, S. Neumeier
Crystals 10 (2020) 1058
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On the atomic solute diffusional mechanisms during compressive creep deformation of a Co-Al-W-Ta single crystal superalloy
J. He, C.H. Zenk, X. Zhou, S. Neumeier, D. Raabe, B. Gault, S.K. Makineni
Acta Mater. 184 (2020) pp. 86-99
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Application of change-point analysis to the selection of representative data in creep experiments
S. Zomorodpoosh, N. Volz, S. Neumeier, I. Roslyakova
J. Phys. Commun. 4 (2020) 075024
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On the Precipitation-Strengthening Contribution of the Ta-Containing Co3(Al,W)-Phase to the Creep Properties of γ/γ′ Cobalt-Base Superalloys
A. Bezold, N. Volz, F. Xue, C.H. Zenk, S. Neumeier, M. Goeken
Metall Mater. Trans. A 51 (2020) pp. 1567-1574
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Influence of Co to Ni ratio in γ′-strengthened model alloys on oxidation resistance and the efficacy of the halogen effect at 900 °C
M. Weiser, M.C. Galetz, H.-E. Zschau, C.H. Zenk, S. Neumeier, M. Goeken, S. Virtanen
Corros. Sci. 156 (2019) pp. 84-95
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Tension/compression asymmetry of a creep deformed single crystral Co-base superalloy
M. Lenz, Y.M. Eggeler, J. Müller, C.H. Zenk, N. Volz, P. Wollgramm, G. Eggeler, S. Neumeier, M. Goeken, E. Spiecker
Acta Mater. 166 (2019) pp. 597-610
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Double minimum creep in the rafting regime of a single-crystal Co-base superalloy
F. Xue, C.H. Zenk, L.P. Freund, M. Hoelzel, S. Neumeier, M. Goeken
Scripta Mater. 142 (2018) pp. 129-132
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On the grain boundary strengthening effect of boron in γ/γ′ Cobalt-base superalloys
M. Kolb, L.P. Freund, F. Fischer, I. Povstugar, S.K. Makineni, B. Gault, D. Raabe, J. Müller, E .Spiecker, S. Neumeier, M. Goeken
Acta Mater. 145 (2018) pp. 247-254
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On the diffusive phase transformation mechanism assisted by extended dislocations during of a single crystal Co-Ni-based superalloy
S.K. Makineni, A. Kumar, M. Lenz, P. Kontis, T. Meiners, C.H. Zenk, S. Zaefferer, G. Eggeler, S. Neumeier, D. Raabe, B. Gault
Acta Mater. 155 (2018) pp. 362-371
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Elemental segregation to antiphase boundaries in a crept CoNi-based single crystal superalloy
S.K. Makineni, M. Lenz, S. Neumeier, E. Spiecker, F. Raabe, B. Gault
Scripta Mater. 157 (2018) pp. 62-66
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The effect of grain boundary pinning B2 phase on polycrystalline Co-based superalloys with reduced density
L.P. Freund, A. Stark, A. Kirchmayer, N. Schell, F. Pyczak, M. Goeken, S. Neumeier
Met. Mat. Trans. A 49 (2018) pp. 4070-4078
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Thermophysical and mechanical properties of advanced single crystalline Co-base superalloys
N. Volz, C.H. Zenk, R. Cherukuri, T. Kalfhaus, M. Weiser, S.K. Makineni, C. Betzing, M. Lenz, B. Gault, S.G. Fries, J. Schreuer, R. Vaßen, S. Virtanen, D. Raabe, E. Spiecker, S. Neumeier, M. Goeken
Met. Mat. Trans. A 49 (2018) pp. 4099-4109
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Correlative microscopy - Novel methods and their applications to explore 3D chemistry and structure of nanoscale lattice defects: a case study in superalloys
S.K. Makineni, M. Lenz, P. Kontis, Z. Li, A. Kumar, P.J. Felfer, S. Neumeier, M. Herbig, E. Spiecker, D. Raabe, B. Gault
JOM 70 (2018) pp. 1736-1743
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Microstructure and compression strength of Co-based superalloys hardened by gamma prime and carbide precipitation
M. Carton-Cordero, M. Campos, L.P. Freund, M. Kolb, S. Neumeier, M. Goeken, J.M. Torralba
Mat. Sci. Eng. A 734 (2018) pp. 437-444
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The grain boundary pinning effect of the μ phase in an advanced polycrystalline γ/γ’ Co-base superalloy
L.P. Freund, A. Stark, F. Pyczak, N. Schell, M. Goeken, S. Neumeier
J. Alloys Comp. 753 (2018) pp. 333-342
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Segregation assisted microtwinning during creep of a polycrystalline L12-hardened Co-base superalloy
L.P. Freund, O.M.D.M. Messé, J.S. Barnard, M. Goeken, S. Neumeier, C.M.F. Rae
Acta Mater. 123 (2017) pp. 295-304
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A novel type of Co-Ti-Cr-base γ/γ′ superalloys with low mass density
C.H. Zenk, I. Povstugar, R. Li, F. Rinaldi, S. Neumeier, D. Raabe, M. Goeken
Acta Mater. 135 (2017) pp. 244-251
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High temperature properties and fatigue strength of novel wrought γ/γ′ Co-base superalloys
L.P. Freund, S. Giese, D. Schwimmer, H.W. Höppel, S. Neumeier, M. Goeken
J. Mater. Res 32 (2017) pp. 4475-4482
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Influence of rhenium on γ′-strengthened cobalt-base superalloys
M. Kolb, C.H. Zenk, A. Kirzinger, I. Povstugar, D. Raabe, S. Neumeier, M. Goeken
J. Mat. Res. 32 (2017) pp. 2551-2559
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The role of local chemical composition for TCP phase precipitation in Ni-base and Co-base superalloys
T. Hammerschmidt, J. Koßmann, C.H. Zenk, S. Neumeier, M. Goeken, I. Lopez-Galilea, L. Mujica Roncery, S. Huth, A. Kostka, W. Theisen, R. Drautz
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M.Hardy et al., TMS (2016) pp. 89-96
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The role of the base element in γ’ strengthened Cobalt/Nickel-base superalloys
C.H. Zenk, S. Neumeier, M. Kolb, N. Volz, S.G. Fries, O. Dolotko, I. Povstugar, D. Raabe, M. Goeken
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M.Hardy et al., TMS (2016) pp. 971-980
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Diffusion of solutes in fcc Cobalt investigated by diffusion couples and first principles kinetic Monte Carlo
S. Neumeier, H.U. Rehman, J. Neuner, C.H. Zenk, S. Michel, S. Schuwalow, J. Rogal, R. Drautz, M. Goeken
Acta Mater. 106 (2016) pp. 304-312
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Intermediate Co/Ni-base superalloys - Thermophysical properties, creep and oxidation
C.H. Zenk, S. Neumeier, N.M. Engl, S.G. Fries, O. Dolotko, M. Weiser, S. Virtanen, M. Goeken
Scripta Mater. 112 (2016) pp. 83-86
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Elemental partitioning, lattice misfit and creep behavior of Cr containing γ’ strengthened Co-base superalloys
I. Povstugar, C.H. Zenk, R. Li, P.-P. Choi, S. Neumeier, O. Dolotko, M. Hoelzel, M. Göken, D. Raabe
Mater. Sci. Tech. 32 (2016) pp. 220-225
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Elemental partitioning, lattice misfit and creep behavior of Cr containing γ’ strengthened Co-base superalloys
I. Povstugar, C.H. Zenk, R. Li, P.-P. Choi, S. Neumeier, O. Dolotko, M. Hoelzel, M. Goeken, D. Raabe
Mater. Sci. Technol. 32 (2016) pp. 220-225
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Microstructure, lattice misfit and high-temperature strength of y/y'-strengthened Co-Al-W-Ge model superalloys
C.H. Zenk, A. Bauer, P. Goik, S. Neumeier, H.J. Stone, M. Göken
Met. Mater. Trans. A 47 (2016) pp. 2141-2149
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Improved creep strength of nickel-base superalloys by optimized γ/γ’ partitioning behavior of solid solution strengthening elements
M. Pröbstle, S. Neumeier, P. Feldner, R. Rettig, H.E. Helmer, R.F. Singer, M. Goeken
Mat. Sci. Eng. A 676 (2016) pp. 411-420
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The role of the base element in γ’ strengthened Cobalt/Nickel-base superalloys
C.H. Zenk, S .Neumeier, M. Kolb, N. Volz, S.G. Fries, O. Dolotko, I .Povstugar, D. Raabe, M. Göken
Superalloys 2016 Proc. 13th Intl. Symp. on Superalloys (2016) pp. 971-980
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The role of local chemical composition for TCP phase precipitation in Ni-base and Co-base superalloys
T. Hammerschmidt, J. Koßmann, C.H. Zenk, S. Neumeier, M. Göken, I. Lopez-Galilea, L. Mujica Roncery, S. Huth, A. Kostka, W. Theisen, R. Drautz
Superalloys 2016 Proc. 13th Intl. Symp. on Superalloys (2016) pp. 89-96
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Novel wrought γ/γ’ cobalt base superalloys with high strength and improved oxidation resistance
S. Neumeier, L.P. Freund, M. Göken
Scripta Materialia 109 (2015) pp. 104-107
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Influence of Iridium on the properties of γ’–strengthened Co-base superalloys
A. Bauer, S. Neumeier, F. Pyczak, M. Göken
Adv. Eng. mat. 17 (2015) pp. 1113-1118
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The thermal stability of intermetallic compounds in an as-cast SX Co-base superalloy
I. Lopez-Galilea, C.H. Zenk, S. Neumeier, S. Huth, W. Theisen, M. Göken
Adv. Eng. mat. 17 (2015) pp. 741-747
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Isothermal aging of a γ’–strengthened Co-Al-W alloy coated with vacuum plasma-sprayed MCrAlY bond coats
P.J. Terberger, D. Sebold, R. Webler, M. Ziener, S. Neumeier, L. Klein, S. Virtanen, M. Göken, R. Vaßen
Surf. Coat. Techn. 276 (2015) pp. 360-367
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Microsegregation and precipitates of an as-cast Co-based superalloy – microstructural characterization and phase stability modelling
J. Koßmann, C.H. Zenk, I. Lopez-Galilea, S. Neumeier, A. Kostka, S. Huth, W. Theisen, M. Göken, R. Drautz, T. Hammerschmidt
J. Mater. Sci 50 (2015) pp. 6329-6338
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Evolution of microstructure and mechanical properties of coated Co-base superalloys after diffusion annealing and thermal exposure
R. Webler, M. Ziener, S. Neumeier, P.J. Terberger, R. Vaßen, M. Göken
Mat. Sci Eng. A 628 (2015) pp. 374-381
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The effect of tungsten content on the properties of L12-hardened Co–Al–W alloys
F. Pyczak, A. Bauer, M. Göken, U. Lorenz, S. Neumeier, M. Oehring, J. Paul, N. Schell, A. Schreyer, A. Stark, F. Symanzik
J. of Alloys and Comp 632 (2015) pp. 110-115
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Mechanical properties and lattice misfit of y/y' strengthened Co-base superalloys in the Co-W-Al-Ti quaternary system
C.H. Zenk, S. Neumeier, H.J. Stone, M. Göken
Intermetallics 55 (2014) pp. 28-39
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Elemental partitioning and mechanical properties of Ti- and Ta-containing Co–Al–W-base superalloys studied by atom probe tomography and nanoindentation
I. Povstugar, P. Choi, S. Neumeier, A. Bauer, C.H. Zenk, M. Göken, D. Raabe
Acta Materialia 78 (2014) pp. 78-85
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Plastic deformation mechanisms in a crept L12 hardened Co-base superalloy
F. Pyczak, A. Bauer, M. Göken, S. Neumeier, U. Lorenz, M. Oehring, N. Schella, A. Schreyer, A. Stark, F. Symanzik
Mater. Sci. and Eng. A571 (2013) pp. 13-18
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B3
B5
Combinatorial materials research on model systems for the revelation of thermodynamic equilibria and elementary kinetic processes B5 All Bibtex Entries BibTEX
Experimental and Theoretical Investigation on Phase Formation and Mechanical Properties in Cr−Co−Ni Alloys Processed Using a Novel Thin-Film Quenching Technique
D. Naujoks, M. Schneider, S. Salomon, J. Pfetzing-Micklich, A. Puchakayala, A. Subramanyam, T. Hammerschmidt, R. Drautz, J. Frenzel, A. Kostka, G. Eggeler, G. Laplanche, A. Ludwig
ACS Combinatorial Science 22 (2020) pp. 232-247
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Columnar to equiaxed transition and grain refinement of cast CrCoNi medium-entropy alloy by microalloying with titanium and carbon
X.W. Liu, G. Laplanche, A. Kostka, S.G. Fries, J. Pfetzing-Micklich, G. Liu, E.P. George
J. Alloys Compounds 775 (2019) pp. 1068-1076
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Effect of temperature and texture on Hall-Petch strengthening by grain and annealing twin boundaries in the MnFeNi medium-entropy alloy
M. Schneider, F. Werner, D. Langenkaemper, C. Reinhart, G. Laplanche
Metals 9 (2019) article no.: 84
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On the influence of crystallography and dendritic microstructure on micro shear behavior of single crystal Ni-based superalloys
G. Laplanche, N. Wieczorek, F. Fox, S. Berglund, J. Pfetzing-Micklich, K. Kishida, H. Inui, G.Eggeler
Acta Mater. 160 (2018) pp. 173-184
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Combinatorial study on phase formation and oxidation in the thin film superalloy subsystems Co-Al-Cr and Co-Al-Cr-W
D. Naujoks, M. Weiser, S. Salomon, H. Stein, S. Virtanen, A. Ludwig
ACS Combinatorial Science 20 (2018) pp. 611-620
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Development of single-crystal Ni-based superalloys based on multi-criteria numerical optimization and efficient use of refractory elements
M. Markl, A. Müller, N. Ritter, M. Hofmeister, D. Naujoks, H. Schaar, K. Abrahams, J. Frenzel, A.P.A. Subramanyam, A. Ludwig, J. Pfetzing-Micklich, T. Hammerschmidt, R. Drautz, I. Steinbach, R. Rettig, R.F. Singer, C. Körner
Met. Mat. Trans. A 49 (2018) pp. 4134-4145
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Identification of a ternary m-phase in the Co-Ti-W system - An advanced correlative thin-film and bulk combinatorial materials investigation
D. Naujoks, Y.M. Eggeler, P. Hallensleben, J. Frenzel, S.G. Fries, M. Palumbo, J. Koßmann, T. Hammerschmidt, J. Pfetzing-Micklich, G. Eggeler, E. Spiecker, R. Drautz, A. Ludwig
Acta Mater. 138 (2017) pp. 100-110
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High-Throughput Structural and Functional Characterization of the Thin Film Materials System Ni–Co–Al
P. Decker, D. Naujoks, D. Langenkämper, C. Somsen, A. Ludwig
ACS Comb. Sci. 19 (2017) pp. 618-624
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Decomposition of the single-phase high-entropy alloy CrMnFeCoNi after prolonged anneals at intermediate temperatures
F. Otto, A. Dlouhy, K.G. Pradeep, M. Kubenova, D. Raabe, G. Eggeler, E.P. George
Acta Mater. 112 (2016) pp. 40-52
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On phase equilibria and the appearance of nanoparticles in the microstructure of single crystal Ni-base superalloys
V. Yardley, I. Povstugar, P. P. Choi, D. Raabe, A. B. Parsa, A. Kostka, C. Somsen, A. Dlouhy, K. Neuking, E. George, G. Eggeler
Advanced Engineering Materials 18 (2016) pp. 1556 - 1567
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Phase Formation and Oxidation Behavior at 500 °C in a Ni–Co–Al Thin-Film Materials Library
D. Naujoks, J. Richert†, P. Decker, M. Weiser, S. Virtanen, A. Ludwig
ACS Comb. Sci. 18 (2016) pp. 575-582
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On local phase equilibria and the appearance of nanoparticles in the microstructure of single crystal Ni-base superalloys
V. Yardley, I. Povstugar, P.-P. Choi, D. Raabe, A.B. Parsa, A. Kostka, C. Somsen, A. Dlouhy, K. Neuking, E.P. George, G. Eggeler
Advanced Engineering Materials 18 (2016) pp. 1556-1567
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High-throughput investigation of the oxi- dation and phase constitution of thin film Ni-Al-Cr materials libraries
D. König, C. Eberling, M. Kieschnick, S. Virtanen, A. Ludwig
Adv. Eng. Mater. (2015) DOI: 10.1002/adem.201500023
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Exploration of Ternary Subsystems of Sup- eralloys by High-Throughput Thin Film Experimentation: Optical and Electrical Data of the Co-Al-W System
D. Naujoks, D. König, M. Weiser, S. Virtanen, A. Ludwig
Mater. Res. Soc. Symp. Proc. 1760 (2015) DOI: 10.1557/opl.201.56
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The effect of cast microstructure and crystallography on rafting, dislocation plasticity and creep anisotropy of single crystal Ni-base superalloys
P. Nörtershäuser, J. Frenzel, A. Ludwig, K. Neuking, G. Eggeler
Mat. Sci. Eng. A 626 (2015) pp. 305-312
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Investigation of ternary subsystems of superal- loys by thin-film combinatorial synthesis and high-throughput analysis
D. König, J. Pfetzing-Micklich, J. Frenzel, A. Ludwig
Eurosuperalloys 2014 (2014) DOI: 10.1051/matecconf/20141418002
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Identification of phase regions in thin film materials libraries by combining electrical, optical, X-ray diffraction and mechanical high-throughput measurements: a case study for the system Ni-Al
S. Thienhaus, D. Naujoks, J. Pfetzing-Micklich, D. König, A. Ludwig
ACS Comb Sci. 16 (2014) pp. 686-694
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Investigation of the thin-film phase diagram of the Cr–Ni–Re system by high-throughput experimentation
A. Janghorban, J. Pfetzing-Micklich, J. Frenzel, A. Ludwig
Adv. Eng. Mater. (2013)
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B5
B7
Crystal defects and complex solid solutions B7 All Bibtex Entries BibTEX
On the Influence of Alloy Composition on Creep Behavior of Ni-Based Single-Crystal Superalloys (SXs)
O. M. Horst, S. Ibrahimkhel, J. Streitberger, N. Wochmjakow, P. Git, F. Scholz, P. Thome, R. F. Singer, C. Körner, J. Frenzel, G. Eggeler
Superalloys 2020 (2020) pp. 60-70
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Orientation-Dependent Deformation Behavior of 316L Steel Manufactured by Laser Metal Deposition and Casting under Local Scratch and Indentation Load
F. Pöhl, C. Hardes, F. Scholz, J. Frenzel
Materials 13 (2020) article no.: 1765
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Processing of a single-crystalline CrCoNi medium-entropy alloy and evolution of its thermal expansion and elastic stiffness coefficients with temperature
G. Laplanche, M. Schneider, F. Scholz, J. Frenzel, G. Eggeler, J. Schreuer:
Sripta Materialia 177 (2020) pp. 44-48
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On the rhenium segregation at the low angle grain boundary in a single crystal Ni-base superalloy
J. He, F. Scholz, O. M. Horst, P. Thome, J. Frenzel, G. Eggeler, B. Gault
Scripta Materialia 185 (2020) pp. 88-93
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Repair of Ni-based single crystal superalloys using vacuum plasma spraying
T. Kalfhaus, M. Schneider, B. Ruttert, D. Sebold, T. Hammerschmidt, J. Frenzel, R. Drautz, W. Theisen, G. Eggeler, O. Guillon, R. Vaßen
Materials and Design 168 (2019) article no.: 107656
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Columnar to equiaxed transition and grain refinement of cast CrCoNi medium-entropy alloy by microalloying with titanium and carbon
X.W. Liu, G. Laplanche, A. Kostka, S.G. Fries, J. Pfetzing-Micklich, G. Liu, E.P. George
J. Alloys Compounds 775 (2019) pp. 1068-1076
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On crystal mosaicity in single crystal Ni-base superalloys
P. Hallensleben, F. Scholz, P. Thome, H. Schaar, I. Steinbach, G. Eggeler, J. Frenzel
Crystals 9 (2019) article no.: 149
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Effect of temperature and texture on Hall-Petch strengthening by grain and annealing twin boundaries in the MnFeNi medium-entropy alloy
M. Schneider, F. Werner, D. Langenkaemper, C. Reinhart, G. Laplanche
Metals 9 (2019) article no.: 84
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On the influence of crystallography and dendritic microstructure on micro shear behavior of single crystal Ni-based superalloys
G. Laplanche, N. Wieczorek, F. Fox, S. Berglund, J. Pfetzing-Micklich, K. Kishida, H. Inui, G. Eggeler
Acta Mater. 160 (2018) pp. 173-184
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Phase stability and kinetics of sigma-phase precipitation in CrMnFeCoNi high-entropy alloys
G. Laplanche, S. Berglund, C. Reinhart, A. Kostka, F. Fox, E.P. George
Acta Mater. 161 (2018) pp. 338-351
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Development of single-crystal Ni-based superalloys based on multi-criteria numerical optimization and efficient use of refractory elements
M. Markl, A. Müller, N. Ritter, M. Hofmeister, D. Naujoks, H. Schaar, K. Abrahams, J. Frenzel, A.P.A. Subramanyam, A. Ludwig, J. Pfetzing-Micklich, T. Hammerschmidt, R. Drautz, I. Steinbach, R. Rettig, R.F. Singer, C. Körner
Met. Mat. Trans. A 49 (2018) pp. 4134-4145
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On the evolution of cast microstructures during processing of single crystal Ni-base superalloys using a Bridgman seed technique
P. Hallensleben, H. Schaar, P. Thome, N. Jöns, A. Jafarizadeh, I. Steinbach, G. Eggeler, J. Frenzel
Materials & Design 128 (2017) pp. 98-111
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Reasons for superior mechanical properties of medium entropy CrCoNi compared to high-entropy CrMnFeCoNi
G. Laplanche, A. Kostka, C. Reinhart, J. Hunfeld, G. Eggeler, E.P. George
Acta Mater. 128 (2017) pp. 292-303
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Identification of a ternary μ-phase in the Co-Ti-W system – An advanced correlative thin-film and bulk combinatorial materials investigation
D. Naujoks, Y.M. Eggeler, P. Hallensleben, J. Frenzel, S.G. Fries, M. Palumbo, J. Koßmann, T. Hammerschmidt, J. Pfetzing-Micklich, G. Eggeler, E. Spiecker, R. Drautz, A. Ludwig
Acta Mater. 138 (2017) pp. 100-110
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Decomposition of the single-phase high-entropy alloy CrMnFeCoNi after prolonged anneals at intermediate temperatures
F. Otto, A. Dlouhy, K.G. Pradeep, M. Kubenova, D. Raabe, G. Eggeler, E.P. George
Acta Mater. 112 (2016) pp. 40-52
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Microstructure evolution and critical stress for twinning in the CrMnFeCoNi high-entropy alloy
G. Laplanche, A. Kostka, O.M. Horst, G. Eggeler, E.P. George
Acta Mater. 118 (2016) pp. 152-163
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On phase equilibria and the appearance of nanoparticles in the microstructure of single crystal Ni-base superalloys
V. Yardley, I. Povstugar, P. P. Choi, D. Raabe, A. B. Parsa, A. Kostka, C. Somsen, A. Dlouhy, K. Neuking, E. George, G. Eggeler
Advanced Engineering Materials 18 (2016) pp. 1556 - 1567
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On local phase equilibria and the appearance of nanoparticles in the microstructure of single crystal Ni-base superalloys
V. Yardley, I. Povstugar, P.-P. Choi, D. Raabe, A.B. Parsa, A. Kostka, C. Somsen, A. Dlouhy, K. Neuking, E.P. George, G. Eggeler
Advanced Engineering Materials 18 (2016) pp. 1556-1567
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Oxidation behavior oft he CrMnFeCoNi high-entropy alloy
G. Laplanche, U. F. Volkert, G. Eggeler, E. P. George
Oxidation of Metals 85 (2016) pp. 629 - 645
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B7
B8
High entropy alloys with a chemical relationship to the γ-phase B8 All Bibtex Entries BibTEX
Superior low-cycle fatigue properties of CoCrNi compared to CoCrFeMnNi
K. Lu, A. Chauhan, M. Walter, A.S. Tirunilai, M. Schneider, G. Laplanche, J. Freudenberger, A. Kauffmann, M. Heilmaier, J. Aktaa
Scripta Materialia 194 (2021) article no.: 113667
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Effects of temperature on mechanical properties and deformation mechanisms of the equiatomic CrFeNi medium-entropy alloy
M. Schneider, G. Laplanche
Acta Materialia 204 (2021) article no.: 116470
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Analysis of strengthening due to grain boundaries and annealing twin boundaries in the CrCoNi medium-entropy alloy
M. Schneider, E.P. George, T.J. Manescau, T. Záležák, J. Hunfeld, A. Dlouhý, G. Eggeler, G. Laplanche
International Journal of Plasticity 124 (2020) pp. 155-169
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Processing of a single-crystalline CrCoNi medium-entropy alloy and evolution of its thermal expansion and elastic stiffness coefficients with temperature
G. Laplanche, M. Schneider, F. Scholz, J. Frenzel, G. Eggeler, J. Schreuer
Scripta Materialia 177 (2020) pp. 44-48
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Experimental and Theoretical Investigation on Phase Formation and Mechanical Properties in Cr−Co−Ni Alloys Processed Using a Novel Thin-Film Quenching Technique
D. Naujoks, M. Schneider, S. Salomon, J. Pfetzing-Micklich, A. Puchakayala, A. Subramanyam, T. Hammerschmidt, R. Drautz, J. Frenzel, A. Kostka, G. Eggeler, G. Laplanche, A. Ludwig
ACS Combinatorial Science 22 (2020) pp. 232-247
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Data compilation on the effect of grain size, temperature, and texture on the strength of a single-phase FCC MnFeNi medium-entropy alloy
M. Schneider, F. Werner, D. Langenkämper, C. Reinhart, G. Laplanche
Data in Brief 28 (2020) article no.: 104807
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Repair of Ni-based single crystal superalloys using vacuum plasma spraying
T. Kalfhaus, M. Schneider, B. Ruttert, D. Sebold, T. Hammerschmidt, J. Frenzel, R. Drautz, W. Theisen, G. Eggeler, O. Guillon, R. Vaßen
Materials and Design 168 (2019) article no.: 107656
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Benchmark dataset of the effect of grain size on strength in the single-phase FCC CrCoNi medium entropy alloy
M. Schneider, E.P. George, T.J. Manescau, T. Záležák, J. Hunfeld, A. Dlouhý, G. Eggeler, G. Laplanche
Data in Brief 27 (2019) article no.: 104592
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Columnar to equiaxed transition and grain refinement of cast CrCoNi medium-entropy alloy by microalloying with titanium and carbon
X.W. Liu, G. Laplanche, A. Kostka, S.G. Fries, J. Pfetzing-Micklich, G. Liu, E.P. George
J. Alloys Compounds 775 (2019) pp. 1068-1076
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Effect of temperature and texture on Hall-Petch strengthening by grain and annealing twin boundaries in the MnFeNi medium-entropy alloy
M. Schneider, F. Werner, D. Langenkaemper, C. Reinhart, G. Laplanche
Metals 9 (2019) article no.: 84
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On the influence of crystallography and dendritic microstructure on micro shear behavior of single crystal Ni-based superalloys
G. Laplanche, N. Wieczorek, F. Fox, S. Berglund, J. Pfetzing-Micklich, K. Kishida, H. Inui, G. Eggeler
Acta Mater. 160 (2018) pp. 173-184
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Phase stability and kinetics of sigma-phase precipitation in CrMnFeCoNi high-entropy alloys
G. Laplanche, S. Berglund, C. Reinhart, A. Kostka, F. Fox, E.P. George
Acta Mater. 161 (2018) pp. 338-351
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Microstructure evolution and critical stress for twinning in the CrMnFeCoNi high-entropy alloy
G. Laplanche, A. Kostka, O.M. Horst, G. Eggeler, E.P. George
Acta Mater. 118 (2017) pp. 152-163
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Reasons for superior mechanical properties of medium entropy CrCoNi compared to high-entropy CrMnFeCoNi
G. Laplanche, A. Kostka, C. Reinhart, J. Hunfeld, G. Eggeler, E.P. George
Acta Mater. 128 (2017) pp. 292-303
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Decomposition of the single-phase high-entropy alloy CrMnFeCoNi after prolonged anneals at intermediate temperatures
F. Otto, A. Dlouhy, K.G. Pradeep, M. Kubenova, D. Raabe, G. Eggeler, E.P. George
Acta Mater. 112 (2016) pp. 40-52
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On local phase equilibria and the appearance of nanoparticles in the microstructure of single crystal Ni-base superalloys
V. Yardley, I. Povstugar, P.-P. Choi, D. Raabe, A.B. Parsa, A. Kostka, C. Somsen, A. Dlouhy, K. Neuking, E.P. George, G. Eggeler
Advanced Engineering Materials 18 (2016) pp. 1556-1567
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B8
C1
Atomistic modelling of TCP phases and extended defects in Ni- and Co-base superalloys with bond-order potentials C1 All Bibtex Entries BibTEX
Understanding creep of a single-crystalline Co-Al-W-Ta superalloy by studying the deformation mechanism, segregation tendency and stacking fault energy
N. Volz, F. Xue, C.H. Zenk, A. Bezold, S. Gabel, A.P.A. Subramanyam, R. Drautz, T. Hammerschmidt, S.K. Makineni, B. Gault, M.Göken, S.Neumeier
Acta Mater. 214 (2021) pp. 117019 (1-10)
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Tight-binding bond parameters for dimers across the periodic table from density-functional theory
J. Jenke , A.N. Ladines, T. Hammerschmidt , D.G. Pettifor, R. Drautz
Phys. Rev. Materials 5 (2021) pp. 023801 (1-13)
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DFT-CEF approach for the thermodynamic properties and volume of stable and metastable Al–Ni compounds
S. Tumminello, M. Palumbo, J. Koßmann, T. Hammerschmidt, P.R. Alonso, S. Sommadossi, S.G. Fries
Metals 10 (2020) pp. 1142 (1-19)
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Thermodynamic modelling of the Ni-Zr system
A. Jana, S. Sridar, S.G. Fries, T. Hammerschmidt, K.C.H. Kumar
Intermetallics 116 (2020) pp. 106640 (1-11)
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BOPcat software package for the construction and testing of tight-binding models and bond-order potentials
A.N. Ladines, T. Hammerschmidt, R. Drautz
Comp. Mat. Sci. 173 (2020) pp. 109455 (1-12)
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Experimental and theoretical investigation on phase formation and mechanical properties in Cr-Co-Ni alloys processed using a novel thin-film quenching technique
D. Naujoks, M. Schneider, S. Salomon, J. Pfetzing-Micklich, A. P. A. Subramanyam, T. Hammerschmidt, R. Drautz, J. Frenzel, A. Kostka, G. Eggeler, G. Laplanche, A. Ludwig
ACS Comb. Sci. 22 (2020) pp. 232-247
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Structural stability of Co–V intermetallic phases and thermodynamic description of the Co–V system
P. Wang, T. Hammerschmidt, U.R. Kattner, G. B. Olson
CALPHAD 68 (2020) pp. 101729 (1-7)
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Repair of Ni-based single-crystal superalloys using vacuum plasma spray
T. Kalfhaus, M. Schneider, B. Ruttert, D. Sebold, T. Hammerschmidt, J. Frenzel, R. Drautz, W. Theisen, G. Eggler, O. Guillon, R Vassen
Mater. Des. 168 (2019) pp. 107656
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Stress-induced formation of TCP phases during high temperature low cycle fatigue loading of the single-crystal Ni-base superalloy ERBO/1
C. Meid, M. Eggeler, P. Watermeyer, A. Kostka, T. Hammerschmidt, R. Drautz, G. Eggeler, M. Bartsch
Acta Mater. 168 (2019) pp. 343-352
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Imaging individual solute atoms at crystalline imperfections in metals
S.S. Katnagallu, L. Stephenson, I. Mouton, C. Freysoldt, A.P.A. Subramanyam, J. Jenke, A.N. Ladines, S. Neumeier, T. Hammerschmidt, R. Drautz, J. Neugebauer, F. Vurpillot, D. Raabe, B. Gault
New J. Phys. 21 (2019) pp. 123020 (1-10)
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BOPfox program for tight-binding and analytic bond-order potential calculations
T. Hammerschmidt, B. Seiser, M.E. Ford, A.N. Ladines, S. Schreiber, N. Wang, J. Jenke, Y. Lysogorskiy, C. Teijeiro, M. Mrovec, M. Cak, E.R. Margine, D.G. Pettifor, R. Drautz
Comp. Phys. Comm. 235 (2019) pp. 221-233
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Additive manufacturing of CMSX-4 Ni-base superalloy by selective laser melting: Influence of processing parameters and heat treatment
I. Lopez-Galilea, B. Ruttert, J. He, T. Hammerschmidt, R. Drautz, B. Gault, W. Theisen
Addit. Manuf. 30 (2019) pp. 100874 (1-12)
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Thermodynamic assessment of the Co-Ta system
P. Wang, J. Koßmann, U.R. Kattner, M. Palumbo, T. Hammerschmidt, G.B. Olson
Calphad 64 (2019) pp. 205-212
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{110} planar faults in strained bcc metals: Origins and implications of a commonly observed artifact of classical potentials
J.J. Möller, M. Mrovec, I. Bleskov, J. Neugebauer, T. Hammerschmidt, R. Drautz, C. Elsaesser, T. Hickel, E. Bitzek
Phys. Rev. Mat. 2 (2018) pp. 093606 (1-16)
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BOPfox program for tight-binding and analytic bond-order potential calculations
T. Hammerschmidt, B. Seiser, M.E. Ford, A.N. Ladines, S. Schreiber, N. Wang, J. Jenke, Y. Lysogorskiy, C. Teijeiro, M. Mrovec, M. Cak, E.R. Margine, D.G. Pettifor, R. Drautz
Comp. Phys. Comm. 235 (2018) pp. 221-233
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Development of single-crystal Ni-based superalloys based on multi-criteria numerical optimization and efficient use of refractory elements
M. Markl, A. Müller, N. Ritter, M. Hofmeister, D. Naujoks, H. Schaar, K. Abrahams, J. Frenzel, A.P.A. Subramanyam, A. Ludwig, J. Pfetzing-Micklich, T. Hammerschmidt, R. Drautz, I. Steinbach, R. Rettig, R.F. Singer, C. Körner
Met. Mat. Trans. A 49 (2018) pp. 4134-4145
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Electronic structure based descriptor for characterizing local atomic environments
J. Jenke, A.P.A. Subramanyam, M. Densow, T. Hammerschmidt, D.G. Pettifor, R. Drautz
Phys. Rev. B 98 (2018) pp. 144102 (1-12)
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Identification of a ternary m-phase in the Co-Ti-W system - An advanced correlative thin-film and bulk combinatorial materials investigation
D. Naujoks, Y.M. Eggeler, P. Hallensleben, J. Frenzel, S.G. Fries, M. Palumbo, J. Koßmann, T. Hammerschmidt, J. Pfetzing-Micklich, G. Eggeler, E. Spiecker, R. Drautz, A. Ludwig
Acta Mater. 138 (2017) pp. 100-110
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The role of local chemical composition for TCP phase precipitation in Ni-base and Co-base superalloys
T. Hammerschmidt, J. Koßmann, C.H. Zenk, S. Neumeier, M. Goeken, I. Lopez-Galilea, L. Mujica Roncery, S. Huth, A. Kostka, W. Theisen, R. Drautz
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M.Hardy et al., TMS (2016) pp. 89-96
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The thermal stability of topologically close-packed phases in the single crystal Ni-base superalloy ERBO/1
I. Lopez-Galilea, J. Koßmann, A. Kostka, R. Drautz, L. Mujica Roncery, T. Hammerschmidt, S. Huth, W. Theisen
J. Mater. Sci. 51 (2016) pp. 2653-2664
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Crystal-structure analysis with moments of the density-of-states: Application to intermetallic topologically close-packed phases
T. Hammerschmidt, A.N. Ladines, J. Koßmann, R. Drautz
Crystals 6 (2016) pp. 18 (1-12)
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Bond-order potentials: derivation and parameterization for refractory elements
R. Drautz, T. Hammerschmidt, M. Cak, D.G. Pettifor
Modelling Simul. Mater. Sci. Eng. 23 (2015) pp. 074004
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Microsegregation and precipitates of an as-cast Co-base superalloy from microstructural characterisation and phase-stability modelling
J. Koßmann, C.-H. Zenk, I. Lopez-Galilea, S. Neumeier, A. Kostka, S. Huth, W. Theisen, M. Göken, R. Drautz, T. Hammerschmidt
J. Mater. Sci. 50 (2015) pp. 6329-6338
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Solubility and ordering of Ti, Ta, Mo and W on the Al sublattice in L1_2-Co3_Al
J. Koßmann, T. Hammerschmidt, S. Maisel, S. Müller, R. Drautz
Intermetallics 64 (2015) pp. 44-50
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Including the effects of pressure and stress in thermodynamic functions
T. Hammerschmidt, I.A. Abrikosov, D. Alfe, S.G. Fries, L. Hoglund, M.H.G. Jacobs, J. Koßmann, X.-G. Lu, G. Paul
Phys. Stat. Sol. B 251 (2014) pp. 81-96
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First-principles-based phase diagrams and thermodynamic properties of TCP phases in Re-X systems (X = Ta, V, W)
M. Palumbo, S. G. Fries, T. Hammerschmidt, T. Abe, J.-C. Crivello, A. Breidi, J-.M. Joubert, R. Drautz
Comp. Mat. Sci. 81 (2014) pp. 433-445
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Topologically closed-packed phases in binary transition-metal compounds: Matching high-throughput ab-initio calculations to an empirical structure-map
T. Hammerschmidt, A.F. Bialon, D.G. Pettifor, R. Drautz
New J. Phys. 15 (2013) pp. 115016
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C1
C2
Ab initio simulation of diffusion and segregation of alloying elements in the γ/γ’-microstructure of superalloys C2 All Bibtex Entries BibTEX
Identification of a multi-dimensional reaction coordinate for crystal nucleation in Ni3Al
Y. Liang, G. Díaz Leines, R. Drautz, J. Rogal
J. Chem. Phys. 152 (2020) pp. 224504
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Role of pre-ordered liquid in the selection mechanism of crystal polymorphs during nucleation
S. Menon, G. Díaz Leines, R. Drautz, J. Rogal
J. Chem. Phys. 153 (2020) pp. 104508
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Kinetic Monte Carlo simulations of vacancy diffusion in nondilute Ni-X (X=Re, W, Ta)
M. Grabowski, J. Rogal, R. Drautz
Phys. Rev. Mat. 2 (2018) article no.: 123402
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BOPfox program for tight-binding and analytic bond-order potential calculations
T. Hammerschmidt, B.S eiser, M.E. Ford, A.N. Ladines, S. Schreiber, N. Wang, J. Jenke, Y. Lysogorskiy, C. Teijeiro, M. Mrovec, M. Cak, E.R. Margine, D.G. Pettifor, R. Drautz
Comp. Phys. Comm. 235 (2018) pp. 221-233
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Development of single-crystal Ni-based superalloys based on multi-criteria numerical optimization and efficient use of refractory elements
M. Markl, A. Müller, N. Ritter, M. Hofmeister, D. Naujoks, H. Schaar, K. Abrahams, J. Frenzel, A.P.A. Subramanyam, A. Ludwig, J. Pfetzing-Micklich, T. Hammerschmidt, R. Drautz, I. Steinbach, R. Rettig, R.F. Singer, C. Körner
Met. Mat. Trans. A 49 (2018) pp. 4134-4145
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Electronic structure based descriptor for characterizing local atomic environments
J. Jenke, A.P.A. Subramanyam, M. Densow, T. Hammerschmidt, D.G. Pettifor, R. Drautz
Phys. Rev. B 98 (2018) 144102 (1-12)
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Diffusion of solutes in fcc Cobalt investigated by diffusion couples and first principles kinetic Monte Carlo
S. Neumeier, H.U. Rehman, J. Neuner, C.H. Zenk, S. Michel, S. Schuwalow, J. Rogal, R. Drautz, M. Goeken
Acta Mater. 106 (2016) pp. 304-312
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Bond-order potentials: derivation and parameterization for refractory elements
R. Drautz, T. Hammerschmidt, M. Cak and D.G. Pettifor
Modell. Simul. Mater. Sci. Eng. 23 (2015) pp. 074004
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On the role of Re in the stress and temperature dependence of creep of Ni-base single crystal superalloys
P. Wollgramm, H. Buck, K. Neuking, A.B. Parsa, S. Schuwalow, J. Rogal, R. Drautz, G. Eggeler
Mat. Sci. Eng. A 628 (2015) pp. 382-395
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Perspectives on point defect thermodynamics
J. Rogal, S. Divinski, M.W. Finnis, A. Glensk, J. Neugebauer, J.H. Perepezko, S. Schuwalow, M.H.F. Sluiter, B. Sundman
Physica Status Solidi B 251 (2014) pp. 97-129
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Vacancy mobility and interaction with transition metal solutes in Ni
S. Schuwalow, J. Rogal, R. Drautz
J. Phys.: Condens. Matter 26 (2014) article no.: 485014
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C2
C3
Atomistic simulations of elementary dislocation processes in coherent and semi-coherent γ/γ’-microstructures: influence of temperature and alloying elements C3 All Bibtex Entries BibTEX
Combining Experiments and Atom Probe Tomography‐Informed Simulations on γ′Precipitation Strengthening in the Polycrystalline Ni-Base Superalloy A718Plus
A. Kirchmayer, H. Lyu, M. Pröbstle, F. Houllé, A. Förner, D. Huenert, M. Göken, P. J. Felfer, E. Bitzek, S. Neumeier
Advanced Engineering Materials (2020)
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{110} planar faults in strained bcc metals: Origins and implications of a commonly observed artifact of classical potentials
J.J. Möller, M. Mrovec, I. Bleskov, J. Neugebauer, T. Hammerschmidt, R. Drautz, C. Elsaesser, T. Hickel, E. Bitzek
Phys. Rev. Mat. 2 (2018) article no.: 093606
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Fracture ab initio: A force-based scaling law for atomistically informed continuum models
J. J. Möller, E. Bitzek, R. Janisch, H. ul Hassan and A. Hartmaier
Journal of Materials Research 33 (2018) pp. 3750-3761
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Atomistic Simulations of Compression Tests on γ-Precipitate Containing Ni3Al Nanocubes
F. Houllé, F. Walsh, A. Prakash, E. Bitzek
Metallurgical and Materials Transactions A Topical Collection: Superalloys and Their Applications (2018) pp. 1-9
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Influence of Atomic-scale Heterogeneities on Fracture Behavior of B2 NiAl
P.N. Baranova, E. Bitzek
Proceedings of the 14th International Conference on Fracture (ICF14) (2017)
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Idealized vs. Realistic Microstructures: An Atomistic Simulation Case Study on γ/γ′ Microstructures
A. Prakash, E. Bitzek
Materials 10 (2017)
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Nanosculpt: A methodology for generating complex realistic configurations for atomistic simulations
A. Prakash, M. Hummel, S. Schmauder, E. Bitzek
MethodsX 3 (2016) pp. 219-230
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Atom probe informed simulations of dislocation-precipitate interactions reveal the importance of local interface curvature
A. Prakash, J. Guénolé, J. Wang, J. Müller, E. Spiecker, M. J. Mills, I. Povstugar, P. Choi, D. Raabe and E. Bitzek
Acta Mater. 92 (2015) pp. 33-45
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Atomistic simulations of a compression test on Ni3Al nanocubes
J. Amodeo, C. Begau and E. Bitzek
Materials Research Letters (2014) pp. 1-6
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C3
C5
Microstructure evolution in single crystal superalloys simulated by the phase-field method C5 All Bibtex Entries BibTEX
On crystal mosaicity in single crystal Ni-base superalloys
P. Hallensleben, F. Scholz, P. Thome, H. Schaar, I. Steinbach, G. Eggeler, J. Frenzel
Crystals 9 (2019) pp. 149-168
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Development of single-crystal Ni-based superalloys based on multi-criteria numerical optimization and efficient use of refractory elements
M. Markl, A. Müller, N. Ritter, M. Hofmeister, D. Naujoks, H. Schaar, K. Abrahams, J. Frenzel, A.P.A. Subramanyam, A. Ludwig, J. Pfetzing-Micklich, T. Hammerschmidt, R. Drautz, I. Steinbach, R. Rettig, R.F. Singer, C. Körner
Met. Mat. Trans. A 49 (2018) pp. 4134-4145
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Rejuvenation of SX Ni-base superalloy turbine blades: Unlimited service life?
B. Ruttert, O. Horst, I. Lopez-Galilea, D. Langenkämper, A. Kostka, C. Somsen, J.V. Goerler, M.A. Ali, O. Shchyglo, I. Steinbach, G. Eggeler, W. Theisen
Met. Mat. Trans. A 49 (2018) pp. 4262-4273
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Topological phase inversion after long-term thermal exposure of nickel-base superalloys: Experiment and phase-field simulation
J.V. Goerler, L. Mujica Roncery, I. Lopez-Galilea, O. Shchyglo, I. Steinbach, W. Theisen
Acta Mater. 124 (2017) pp. 151-158
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On the evolution of cast microstructures during processing of single crystal Ni-base superalloys using a Bridgman seed technique
P. Hallensleben, H. Schaar, P. Thome, M. Joens, A. Jafarizadeh, I. Steinbach, G. Eggeler, J. Frenzel
Materials & Design 128 (2017) pp. 98-111
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Primary combination of phase-field and discrete dislocation dynamics methods for investigating athermal plastic deformation in various realistic Ni-base single crystal superalloy microstructures
S. Gao, M.K. Rajendran, M. Fivel, A. Ma, O. Shchyglo, A. Hartmaier, I. Steinbach
Modelling Simul. Mater. Sci. Eng. 23 (2015) 075003
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Incorporating the CALPHAD sublattice approach of ordering into the phase-field model with finite interface dissipation
L. Zhang, M. Stratmann, Y. Du, B. Sundman, I. Steinbach
Acta Materialia 88 (2015) pp. 156-169
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Gamma-channel stabilization mechanism in Ni-base superalloys
J. V. Görler, S. Brinckmann, O. Shchyglo, I. Steinbach
Philosophical Magazine Letters 95 No. 11 (2015) pp. 519-525
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Large scale 3-D phase-field simulation of coarsening in Ni-base superalloys
Mohan Kumar Rajendran, Oleg Shchyglo and Ingo Steinbach
MATEC Web of Conferences, EUROSUPERALLOYS 2014 – 2nd European Symposium on Superalloys and their Applications 14, 2014 (2014) pp. 11001 1-5
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Tertiary dendritic instability in late stage solidification of Ni-based superalloys
M. M. Franke, R. F. Singer, I. Steinbach
Modelling Simul. Mater. Sci. Eng. 22 (2014) pp. 025026
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Phase-field modeling of grain-boundary premelting using obstacle potentials
V. Sai Pavan Kumar Bhogireddy, C. Hüter, J. Neugebauer, I. Steinbach, A. Karma, R. Spatschek
Physical Review E 60 (2014) pp. 012401 1-10
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Microsegregation and secondary phase formation during directional solicification of the single-crystal Ni-based superalloy LEK94
I. Lopez-Galilea, S. Huth, S.G. Fries, N. Warnken, I. Steinbach, W. Theisen
Metallurgical and Material Transactions A 43 (2012) pp. 5153-5164
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C5
C7
Multi-criteria calculation of optimum compositions for single crystal superalloys C7 All Bibtex Entries BibTEX
Formation of topologically closed packed phases within CMSX-4 single crystals produced by additive manufacturing
J. Pistor, C. Körner
Material Letters: X 1 (2019) article no 100003
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MultOpt++: a fast regression-based model for the constraint violation fraction due to composition uncertainties
A. Müller, M. Sprenger, N.C. Ritter, R. Rettig, M. Markl, C. Körner, R.F. Singer
Mod. Sim. Mat. Sci. Eng. 27 (2019) article no.: 025001
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Development of single-crystal Ni-based superalloys based on multi-criteria numerical optimization and efficient use of refractory elements
M. Markl, A. Müller, N. Ritter, M. Hofmeister, D. Naujoks, H. Schaar, K. Abrahams, J. Frenzel, A.P.A. Subramanyam, A. Ludwig, J. Pfetzing-Micklich, T. Hammerschmidt, R. Drautz, I. Steinbach, R. Rettig, R.F. Singer, C. Körner
Met. Mat. Trans. A 49 (2018) pp. 4134-4145
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Effects of solid solution strengthening elements Mo, Re, Ru, and W on transition temperatures in Nickel-Based superalloys with high γʼ-volume fraction:C omparison of experiment and CALPHAD calculations
N.C. Ritter, R. Sowa, J.C. Schauer, D. Gruber, T. Goehler, R. Rettig, E. Povoden-Karadeniz, C. Körner, R.F. Singer
Met. Mat. Trans. A 49 (2018) pp. 3206-3216
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On the influence of Ta and Ti on heat-treatability and γ/γʼ-partitioning of high W containing Re-free Ni-based superalloys
N.C. Ritter, E. Schesler, A. Müller, R. Rettig, C. Körner, R.F. Singer
Advanced Eng. Mat. 19 (2017) article no.: 1700150
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Development of a low density Re-free single crystal Ni-based superalloy by application of numerical multi criteria optimization using thermodynamic calculations
R. Rettig, K. Matuszewski, A. Müller, H.E. Helmer, N.C. Ritter, R.F. Singer
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M.Hardy et al., TMS (2016) pp. 35-44
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Improved creep strength of nickel-base superalloys by optimized γ/γ’ partitioning behavior of solid solution strengthening elements
M. Pröbstle, S. Neumeier, P. Feldner, R. Rettig, H.E. Helmer, R.F. Singer, M. Goeken
Mat. Sci. Eng. A 676 (2016) pp. 411-420
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C7
C8
Micromechanical analysis of dislocation networks at dynamic γ/γ’-interfaces
T2
Data-based property prediction for single crystal superalloys T2 All Bibtex Entries BibTEX
Influence of refractory and platinum group metals on the microstructure
and thermo-physical properties of Co-Al-W-based superalloys
M. Köbrich, A. Förner , N. Volz , C.H. Zenk , S.G. Fries , M. Göken a, S. Neumeier
Journal of Alloys and Compounds 947 (2023) 169542
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Design of a Co–Al–W–Ta alloy series with varying Gamma' volume fraction and their thermophysical properties
N. Volz, F. Xue, A. Bezold, C.H. Zenk, S.G. Fries, J. Schreuer, S. Neumeier, and M. Goeken
Metallurgical and Materials Transactions A 52 (2021) pp. 3931-3944
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DFT-CEF approach for the thermodynamic properties and volume of stable and metastable Al–Ni compounds
S. Tumminello, M. Palumbo, J. Koßmann, T. Hammerschmidt, P.R. Alonso, S. Sommadossi, S.G. Fries
Metals 10 (2020) pp. 1142 (1-19)
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Thermodynamic modelling of the Ni–Zr system
A. Jana, S. Sridar, S.G. Fries, T.Hammerschmidt, K.C.H. Kumar
Intermetallics 116 (2020) 106640
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Application of change-point analysis to the selection of representative data in creep experiments
S. Zomorodpoosh, N. Volz, S. Neumeier, I. Roslyakova
Journal of Physics Communications 4 (2020) 075024
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Comparison of statistically-based methods for automated weighting of experimental data in CALPHAD-type assessment
N. H. Paulson, S. Zomorodpoosh, I. Roslyakova, M. Stan
Calphad 68 (2020) 101728
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Thermodynamic re-assessment of pure chromium using modified segmented regression model
A. Obaied, B. Bocklund, S. Zomorodpoosh, L. Zhang, R. Otis, Z.-K. Liu, I. Roslyakova
Calphad 69 (2020) 101762
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Statistical approach for automated weighting of datasets: Application to heat capacity data
S. Zomorodpoosh, B. Bocklund, A. Obaied, R. Otis, Z.-K. Liu, I. Roslyakova
Calphad 71 (2020) 101994
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ESPEI for efficient thermody-namic database development, modification, and uncertainty quantification: application to Cu-Mg
B. Bocklund, R. Otis, A. Egorov, A. Obaied, I. Roslyakova, Z.K. Liu
accepted to publication in MRS Communications, Special Issue Research Letter: Artificial Intelligence [by invitation only] (2019)
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Thermodynamic re-assessment of binary Cr-Ta system down to 0 K
Y. Jiang, S. Zomorodpoosh, I. Roslyakova, L. Zhang
accepted for publication Int. J. Mat. Res. (2019)
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Comprehensive analysis of thermodynamic properties of calcium nitrate
D. Sergeev, B.H. Reis, M. Ziegner, I. Roslyakova, M. to Baen, K. Hack, M. Müller
J. Chem. Thermodyn. 134 (2019) pp. 187-194
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Mult Opt++: a fast regression-based model for the development of compositions with high robustness against scatter of element concentrations
A. Müller, I. Roslyakova, M. Sprenger, P. Git, R. Rettig, M. Markl, C. Körner, R.F. Singer
Mod. Sim. Mat. Sci. Eng. 27 (2019) article no.: 024001
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Thermodynamic assessment of the Co-Ta system
P. Wang, J. Koβmann, U.R. Kattner, M. Palumbo, T. Hammerschmidt, G. Olson
Calphad 64 (2019) pp. 205-212
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Implementation of an Effective Bond Energy Formalism in the Multicomponent Calphad Approach
N. Dupin, U. R. Kattner, B. Sundman, M. Palumbo, S. G. Fries
Journal of Research of National Institute of Standards and Technology 123 (2018) pp. 1-33
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Thermophysical and mechanical properties of advanced single crystalline Co-base superalloys
N. Volz, C.H. Zenk, R. Cherukuri, T. Kalfhaus, M. Weiser, S.K. Makineni, C. Betzing, M. Lenz, B. Gault, S.G. Fries, J. Schreuer, R. Vaßen, S. Virtanen, D. Raabe, E. Spiecker, S. Neumeier, M. Goeken
Met. Mat. Trans. A 49 (2018) pp. 4099-4109
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Thermodynamic re-assessment of binary Cr-Nb system down to 0 K
Y. Jiang, S. Zomorodpoosh, I. Roslyakova, L. Zhang
Calphad 62 (2018) pp. 109-118
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Identification of a ternary m-phase in the Co-Ti-W system - An advanced correlative thin-film and bulk combinatorial materials investigation
D. Naujoks, Y.M. Eggeler, P. Hallensleben, J. Frenzel, S.G. Fries, M. Palumbo, J. Koßmann, T. Hammerschmidt, J. Pfetzing-Micklich, G. Eggeler, E. Spiecker, R. Drautz, A. Ludwig
Acta Mater. 138 (2017) pp. 100-110
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The role of the base element in γ’ strengthened Cobalt/Nickel-base superalloys
C.H. Zenk, S. Neumeier, M. Kolb, N. Volz, S.G. Fries, O. Dolotko, I. Povstugar, D. Raabe, M. Goeken
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M.Hardy et al., TMS (2016) pp. 971-980
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Intermediate Co/Ni-base superalloys - Thermophysical properties, creep and oxidation
C.H. Zenk, S. Neumeier, N.M. Engl, S.G. Fries, O. Dolotko, M. Weiser, S. Virtanen, M. Goeken
Scripta Mater. 112 (2016) pp. 83-86
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First-principles modeling of energetic and mechanical properties of Ni–Cr, Ni–Re and Cr–Re random alloys
A. Breidi, S. G. Fries, M. Palumbo A. V. Ruban
Computational Materials Science 117 (2016) pp. 45-53
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First-principles modeling of energetic and mechanical properties of Ni-Cr, Ni-Re and Cr-Re random alloys
A. Breidi, S.G. Fries, M. Palumbo, A.V. Ruban
Comput. Mater. Sci. 117 (2016) pp. 45-53
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Modeling of Gibbs energies of pure elements down to 0 K using segmented regression
I. Roslyakova, B. Sundman, H. Dette, L. Zhang, I. Steinbach
Calphad 55 (2016) pp. 165-180
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Ideal compressive strength of fcc Co, Ni, and Ni-rich alloys along the ⟨001⟩ direction: A first-principles study
A. A. Breidi, S. G. Fries, A. V. Ruban
Physical Review B 93 (2016) 144106
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OpenCalphad- a free thermodynamic software
B. Sundman, U. R. Kattner, M. Palumbo and S. G. Fries
Integrating Materials and Manufacturing Innovation Journal (IMMI) 4 (2015) pp. 2-15
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Anharmonicity, mechanical instability, and thermodynamic properties of the Cr-Re σ-phase
M. Palumbo, S. G. Fries, A.Pasturel and D. Alfe
J. Chem. Phys. 140 (2014) pp. 144502
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Including the effects of pressure and stress in thermodynamic functions
T. Hammerschmidt, I.A. Abrikosov, D. Alfe, S.G. Fries, L. Hoglund, M.H.G. Jacobs, J. Koßmann, X.-G. Lu, and G. Paul
Physica Status Solidi B 251 (2014) pp. 81-96
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Thermodynamic modelling of crystalline unary phases
M. Palumbo, B. Burton, A. Costa e Silva, B. Fultz, B. Grabowski, G. Grimvall, B. Hallstedt, O. Hellman, B. Lindahl, A. Schneider, P. E. Turchi, W. Xiong,
Physica Status Solidi B 251 (2014) pp. 14-32
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Reliability evaluation of thermophysical
properties from first-principles calculations
M. Palumbo , S. G. Fries , A Dal Corso , F. Körmann, T. Hickel and J. Neugebauer
Journal of Physics: Condensed Matter 26 (2014) pp. 335401
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First-principles-based phase diagrams and thermodynamic properties of TCP phases in Re-X systems (X = Ta, V, W)
M. Palumbo, S. G. Fries, T. Hammerschmidt, T. Abe, J.-C. Crivello, A. Breidi, J-.M. Joubert, R. Drautz
Computational Materials Science 81 (2014) pp. 433-445
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First approach for thermodynamic modelling of the high temperature oxidation behaviour of ternary γ'-strengthened Co-Al-W superalloys
L. Klein, A Zendegani, M. Palumbo, S.G. Fries, S. Virtanen
Corrosion Science 89 (2014) pp. 1-5
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Microsegregation and secondary phase formation during directional solidification of the single-crystal Ni-Based superalloy LEK94
I. Lopez-Galilea, S. Huth, S. Fries, N. Warnken, I. Steinbach, W. Theisen
Metallurgical and Materials Transactions A 43 (2012) pp. 5153-5164
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T2
T3
Modeling of thermomechanical fatigue of additively manufactured components T3 All Bibtex Entries BibTEX
Numerically efficient microstructure-based calculation of internal stresses in superalloys
S. Gao, U. Gogilan, A. Ma, A. Hartmaier
Modelling Simul. Mater. Sci. Eng. 26 (2018) article no.: 025001
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A phenomenological creep model for Ni-base single crystal superalloys
S. Gao, P. Wollgramm, G. Eggeler, A. Ma, J. Schreuer, A. Hartmaier
Modelling Simul. Mater. Sci. Eng. 26 (2018) article no.: 055001 (18 pp)
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Fracture ab ignition: A force-based scaling law for atomistically informed continuum models
J.J. Möller, E. Bitzek, R. Janisch, H.ul Hassan, A. Hartmaier
Journal of Materials Research 33 (2018) pp. 3750-3761
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On shear testing of single crystal Ni-base superalloys
G. Eggeler, N. Wieczorek, F. Fox, S. Berglund, D. Bürger, A. Dlouhy, P. Wollgramm, K. Neuking, J. Schreuer, L. Agudo Jácome, S. Gao, A. Hartmaier, G. Laplanche
Met. Mat. Trans. A 49 (2018) pp. 3951-3962
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3D discrete dislocation dynamics study of creep behavior in Ni-base single crystal super alloys by a combined dislocation climb and vacancy diffusion model
S. Gao, M. Fivel, A. Ma, A. Hartmaier
J. Mech. Phys. Solids 102 (2017) pp. 209-223
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Primary combina-tion of phase-field and discrete dislocation dynamics methods for investigating athermal plastic defor-mation in various realistic Ni-base single crystal superalloy microstructures
S. Gao, M.K. Rajendran, M. Fivel, A. Ma, O. Shchyglo, A. Hartmaier, I. Steinbach
Modelling. Simul. Mater. Sci. Eng. 23 (2015) article no.: 075003 (18 pp)
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Influence of misfit stresses on dislocation glide in single crystal
superalloys: A three-dimensional discrete dislocation dynamics study
S. Gao, M. Fivel, A. Ma, A. Hartmaier
Journal of the Mechanics and Physics of Solids 76 (2015) pp. 276-290
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Atomistic simulations of a compression test on Ni3Al nanocubes
J. Amodeo, C. Begau, E. Bitzek
Materials Research Letters (2014) pp. 1-6
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T3
T4
Pressure assisted heat treatments of superalloys in HIP units with fast cooling rates T4 All Bibtex Entries BibTEX
Effect of heat treatment on the high temperature fatigue life of single crystalline nickel base superalloy additively manufactured by means of selective electron beam melting
C. Meid, A. Dennstedt, M. Ramsperger, J. Pistor, B. Ruttert, I. Lopez-Galilea, W. Theisen, C. Körner, M. Bartsch
accepted for publication in Scripta Mater. (2019)
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Microstructural design of Ni-base superalloys by hot isostatic pressing
B. Ruttert, L. Mujica Roncery, I. Lopez-Galilea, W. Theisen
Materials Research Proceedings 10 (2019) pp. 107-113
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Repair of Ni-based single crystal superalloys using vacuum plasma spraying
T. Kalfhaus, M. Schneider, B. Ruttert, D. Sebold, T. Hammerschmidt, J. Frenzel, R. Drautz, W. Theisen, G. Eggeler, O. Guillon, R. Vaßen
Materials and Design 168 (2019) article no.: 107656
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On the Rejuvenation of Crept Ni-Base Single Crystal Superalloys (SX) by Hot Isostatic Pressing (HIP)
O.M. Horst, B. Ruttert, D. Bürger, L. Heep, H. Wang, A. Dlouhy, W. Theisen, G. Eggeler
Mat. Sci. Eng. A 758 (2019) pp. 202-214
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Effect of the porosity and eutectics on the high-temperature low-cycle fatigue performance of a nickel-base single-crystal superalloy
B. Ruttert, C. Meid, L.M. Roncery, I. Lopez-Galilea, M. Bartsch, W. Theisen
Scripta Mater. 155 (2018) pp. 139-143
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Rejuvenation of SX Ni-base superalloy turbine blades: Unlimited service life?
B. Ruttert, O. Horst, I. Lopez-Galilea, D. Langenkämper, A. Kostka, C. Somsen, J.V. Goerler, M.A. Ali, O. Shchyglo, I. Steinbach, G. Eggeler, W. Theisen
Met. Mat. Trans. A 49 (2018) pp. 4262-4273
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Topological phase inversion after long-term thermal exposure of nickel-base superalloys: Experiment and phase-field simulation
J.V. Goerler, L. Mujica Roncery, I. Lopez-Galilea, O. Shchyglo, I. Steinbach, W. Theisen
Acta Mater. 124 (2017) pp. 151-158
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Rejuvenation of creep resistance of a Ni-base single-crystal superalloy by hot isostatic pressing
B. Ruttert, D. Bürger, L. Mujica Roncery, A.B. Parsa, P. Wollgramm, G. Eggeler, W. Theisen
Mater. Des. 134 (2017) pp. 418-425
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The role of local chemical composition for TCP phase precipitation in Ni-base and Co-base superalloys
T. Hammerschmidt, J. Koßmann, C.H. Zenk, S. Neumeier, M. Goeken, I. Lopez-Galilea, L. Mujica Roncery, S. Huth, A. Kostka, W. Theisen, R. Drautz
in: Superalloys 2016: Proc. 13th Int. Symp. on Superalloys, edited by: M.Hardy et al., TMS (2016) pp. 89-96
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Impact of hot isostatic pressing on microstructures of CMSX-4 Ni-base superalloy fabricated by selective electron beam melting
B. Ruttert, M. Ramsperger, L. Mujica Roncery, I. Lopez-Galilea, C. Körner, W. Theisen
Mater. Des. 110 (2016) pp. 720-727
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On the Effect of Hot Isostatic Pressing on the Creep Life of a Single Crystal Superalloy
L. Mujica Roncery, I. Lopez-Galilea, B. Ruttert, D. Bürger, P. Wollgramm, G. Eggeler, W. Theisen
Adv. Eng. Mat. 18 (2016) pp. 1381-1387
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The thermal stability of topologically close-packed phases in the single crystal Ni-base superalloy ERBO/1
I. Lopez-Galilea, J. Koßmann, A. Kostka, R. Drautz, L. Mujica Roncery, T. Hammerschmidt, S. Huth, W. Theisen
J. Mater. Sci. 51 (2016) pp. 2653-2664
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Influence of temperature, pressure, and cooling rate during hot isostatic pressing on the microstructure of an SX Ni-base superalloy
L. Mujica Roncery, I. Lopez-Galilea, B. Ruttert, S. Huth,W. Theisen
Mater. Des. 97 (2016) pp. 544–552
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The Thermal Stability of Intermetallic Compounds in an As-Cast SX Co-Base Superalloy
I. Lopez-Galilea, C. Zenk, S. Neumeier, S. Huth, W. Theisen, M. Göken
Advanced Engineering Materials 17 (2015) pp. 741–747
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Solution heat treatment of the single crystal nickel-base superalloy CMSX-4 fabricated by selective electron beam melting
M. Ramsperger, L. Mujica Roncery, I. Lopez-Galilea, R. F. Singer, W. Theisen, C. Körner
Advanced Engineering Materials 17 (2015) pp. 1486–1493
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Microsegregation and precipitates of an as-cast Co-based superalloy microstructural characterization and phase stability modelling
J. Koßmann, C. H. Zenk, I. Lopez-Galilea, S. Neumeier, A. Kostka, S. Huth, W. Theisen, M. Göken, R. Drautz, T. Hammerschmidt
Journal of Materials Science 50 (2015) pp. 6329-6338
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Effect of the cooling rate during heat treatment and hot isostatic pressing on the microstructure of a SX Ni-superalloy
I. Lopez-Galilea, S. Huth, W. Theisen
Eurosuperalloys 2014 (2014) pp. 1-6
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Challenges in Reducing Casting Porosity in Superalloys
I. Lopez-Galilea, S. Huth, W. Theisen
11th International HIP Conference (2014) pp. 346–358
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Effect of high pressure and high temperature on the microstructural evolution of a single crystal Ni-based superalloy
I. Lopez-Galilea, S. Huth, W. Theisen, T. Fockenberg, S. Chakraborty
Journal of Materials Science 48 (2013) pp. 348-358
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Microsegregation and secondary phase formation during directional solidification of the single-crystal Ni-based superalloy LEK94
I. Lopez-Galilea, S. Huth, S. G. Fries, N. Warnken, I. Steinbach, W. Theisen
Metallurgical and Materials Transactions A 43 (2012) pp. 5153-5164
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Effect of HIP parameters on the microstructural evolution of a single crystal Ni-based superalloy
I. Lopez-Galilea, S. Huth, M. Bartsch W. Theisen
Advanced Materials Research 278 (2011) pp. 72-77
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Protective coatings and repair processes T5 All Bibtex Entries BibTEX
Micro-tensile creep testing of freestanding MCrAlY bond coats
S. Giese, S. Neumeier, D. Matschkal, J. Bergholz, R. Vassen, M. Goeken
accepted for publication in J. Mater. Res. (2019)
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Miniaturization of LCF-testing of single crystal superalloys at high temperature for uncoated and coated specimens
C. Meid, U. Waedt, A. Subramaniam, J. Wischek, P. Terberger, R. Vaßen, M. Bartsch
accepted for publication in Mater. Sci. Eng. Technol. (2019)
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Repair of Ni-based single crystal superalloys using vacuum plasma spraying
T. Kalfhaus, M. Schneider, B. Ruttert, D. Sebold, T. Hammerschmidt, J. Frenzel, R. Drautz, W. Theisen, G. Eggeler, O. Guillon, R. Vaßen
Materials and Design 168 (2019) article no.: 107656
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Superior cyclic life of thermal barrier coatings with advanced bond coats on single-crystal superalloys
C. Vorkoetter, D.E. Mack, O. Guillon, R. Vaßen
Surf. Coat. Techn. 361 (2019) pp. 150-158
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A TEM Investigation of Columnar-Structured Thermal Barrier Coatings Deposited by Plasma Spray-Physical Vapor Deposition (PS-PVD)
S. Rezanka, C. Somsen, G. Eggeler, G. Mauer, R. Vaßen, O. Guillon
Plasma Chemistry and Plasma Processing (2018) pp. 791-802
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Mechanical properties of sprayed overlayers on superalloy substrates, obtained via indentation testing
J.E. Campbell, T. Kalfhaus, R. Vassen, R.P. Thompson, J. Dean, T.W. Clyne
Acta Mater. 154 (2018) pp. 237-245
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Influence of coating thichness on residual stress and adhesion-strength of cold sprayed Inconel 718 coatings
R. Singh, S. Schruefer, S. Wilson, J. Gibmeier, R. Vaßen
Surf. Coat. Technol. 350 (2018) pp. 64-73
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A TEM investigation of columnar-structured thermal barrier coatings deposited by plasma spray physical vapor deposition
S. Rezanka, C. Somsen, G. Eggeler, G. Maurer, R. Vaßen, O. Guillon
Plasma Chem. Plasma Process. 38 (2018) pp. 791-802
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Thermophysical and mechanical properties of advanced single crystalline Co-base superalloys
N. Volz, C.H. Zenk, R. Cherukuri, T. Kalfhaus, M. Weiser, S.K. Makineni, C. Betzing, M. Lenz, B. Gault, S.G. Fries, J. Schreuer, R. Vaßen, S. Virtanen, D. Raabe, E. Spiecker, S. Neumeier, M. Goeken
Met. Mat. Trans. A 49 (2018) pp. 4099-4109
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Probabilistic lifetime model for atmospherically plasma sprayed thermal barrier systems
C. Nordhorn, R. Mücke, D.E. Mack, R. Vaßen
Mech. Materials 93 (2016) pp. 199-208
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Novel opportunities for thermal spray by PS-PVD
G. Mauer, M.O. Jarligo, S.A. Rezanka, R. Hospach, R. Vaßen
Surface & Coatings Technology 268 (2015) pp. 52-57
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Isothermal aging of a γ′-strengthened Co–Al–W alloy coated with vacuum plasma-sprayed MCrAlY bond coats
P. Terberger, D. Sebold, R. Webler, M. Ziener, S. Neumeier, L. Klein, S. Virtanen, M. Göken, R. Vassen
Surface and Coatings Technology 276 (2015) pp. 360 – 367
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Evolution of microstructure and mechanical properties of coated Co-base superalloys during heat treatment and thermal exposure
R. Webler, M. Ziener, S. Neumeier, P.J. Terberger, R. Vaßen, M. Göken
Mat. Sci. Eng. A 628 (2015) pp. 374-381
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On the role of TCP-Phases on high temperature strenght of the polycrystalline Ni-Base superalloy C-265