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Logo: Research Group 1766
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Logo: Research Group 1766
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Articles

H.E. Karaca, E. Acar, G.S. Ded, S.M. Saghaian, B. Basaran, H. Tobe, M. Kok, H.J. Maier, R.D. Noebe, Y.I. Chumlyakov (2015): Microstructure and transformation related behaviors of a Ni45.3Ti29.7Hf20Cu5 high temperature shape memory alloy, Mater. Sci. Eng. A, Volume 627, 82-94
DOI: 10.1016/j.msea.2014.12.111

J. Frenzel, A. Wieczorek, I. Opahle, B. Maaß, R. Drautz, G. Eggeler (2015): On the effect of alloy composition on martensite start temperatures and latent heats in Ni-Ti-based shape memory alloys, Acta Materialia, Volume 90, 213-231
DOI: 10.1016/j.actamat.2015.02.029

M. Vollmer, P. Krooß, C. Segel, A. Weidner, A. Paulsen, J. Frenzel, H. Biermann, G. Eggeler, H.J. Maier, T. Niendorf (2015): Damage evolution in pseudoelastic polycrystalline Co-Ni-Ga high-temperature shape memory alloys, J. Alloys Comp., Volume 633, 288-295
DOI: doi:10.1016/j.jallcom.2015.01.282

P. Kadletz, P. Krooß, Y.I. Chumlyakov, M.J. Gutmann, W. Schmahl, H.J. Maier, T. Niendorf (2015): Martensite stabilization in shape memory alloys - experimental evidence for short-range ordering, Materials Letters, Volume 159, 16-19
DOI: 10.1016/j.matlet.2015.06.048

P. Krooß, T. Niendorf, P. Kadletz, C. Somsen, M.J. Gutmann, Y.I. Chumlyakov, W.W. Schmahl, G. Eggeler, H.J. Maier (2015): Functional fatigue and tension-compression asymmetry in [001]-oriented Co49Ni21Ga30 high-temperature shape memory alloy single crystals, Shap. Mem. Superelasticity
DOI: 10.1007/s40830-015-0003-6

P.J. Buenconsejo, A. Ludwig (2015): New Au-Cu-Al thin film shape memory alloys with tunable functional properties and high thermal stability, Acta Materialia, Volume 85, 378-386
DOI: 10.1016/j.actamat.2014.11.035

R. Rynko, A. Marquardt, A. Paulsen, J. Frenzel, C. Somsen, G. Eggeler (2015): Microstructural evolution in a Ti – Ta high-temperature shape memory alloy during creep , Int. J. Mat. Res., Volume 106, 331-341
DOI: 10.3139/146.111189

T. Chakraborty, J. Rogal, R. Drautz (2015): Martensitic transformation between competing phases in Ti-Ta alloys: a solid-state nudged elastic band study, J. Phys.: Condens. Matter, Volume 27, 115401
DOI: 10.1088/0953-8984/27/11/115401

T. Niendorf, P. Krooß, C. Somsen, R. Rynko, A. Paulsen, E. Batyrshina, J. Frenzel, G. Eggeler, H.J. Maier (2015): Cyclic degradation of titanium-tantalum high-temperature shape memory alloys - the role of dislocation activity and chemical decomposition, Functional Materials Letters

T. Niendorf, P. Krooß, E. Batyrsina, A. Paulsen, Y. Motemani, A. Ludwig, P. Buenconsejo, J. Frenzel, G. Eggeler, H.J. Maier (2015): Functional and structural fatigue of titanium tantalum high temperature shape memory alloys (HTSMAs), Mater. Sci. Eng. A, Volume 620, 359-366
DOI: 10.1016/j.msea.2014.10.038

T. Niendorf, P. Krooß, Y. Chumlyakov, H.J. Maier (2015): Martensite aging - avenue to new high temperature shape memory alloys, Acta Materialia, Volume 89, 298-304
DOI: 10.1016/j.actamat.2015.01.042

Y. Motemani, P. Kadletz, B. Maier, R. Rynko, C. Somsen, A. Paulsen, J. Frenzel, W.W. Schmahl, G. Eggeler, A. Ludwig (2015): Microstructure, shape memory effect and functional stability of Ti67Ta33 thin films, Advanced Engineering Materials
DOI: 10.1002/adem.201400576

Conferences

A. Paulsen, P. Krooß, T. Chakraborty, P. Kadletz, J. Rogal, T. Niendorf, W. Schmahl, R. Drautz, J. Frenzel, G. Eggeler (2015): Discovery of new Ti-­Ta-­(Al) shape memory alloys with very high transformation temperatures

A. Paulsen, R. Rynko, C. Somsen, J. Frenzel, Eggeler (2015): Processing and functional stability of Ti-Ta high-temperature shape memory alloys, HTSMA 2015

C. Somsen, R. Rynko, A. Marquardt, A. Paulsen, J. Frenzel, G. Eggeler (2015): Influence of creep on the microstructure of a binary Ti-Ta high-temperature shape memory alloy, HTSMA 2015

H. Sommer, A. Paulsen, J. Frenzel, G. Eggeler, J.L. Pelegrina, A. Yawny (2015): Investigation of transformation and precipitation processes in Ti-Ta(-Al) high-temperature shape memory alloys using electrical resistivity measurements, HTSMA 2015

H.J. Maier, E. Karsten, T. Niendorf, P. Krooß, A. Paulsen, Y. Motemani, A. Ludwig, P. Buenconsejo, J. Frenzel, G. Eggeler (2015): Functional and structural fatigue of titanium-tantalum high-temperature shape memory alloys, HTSMA 2015

J. Frenzel, A. Wieczorek, B. Maaß, I. Opahle, R. Drautz, G. Eggeler (2015): On the strong dependence of transformation temperatures on alloy composition in Ni-Ti-based shape memory alloys, HTSMA 2015

M. Vollmer, P. Krooß, C. Segel, A. Weidner, T. Niendorf, A. Paulsen, J. Frenzel, G. Eggeler, M. Schaper, H.J. Maier (2015): Damage evolution in pseudoelastic polycrystalline Co-Ni-Ga high-temperature shape memory alloys, HTSMA 2015

P. Kadletz, W.W. Schmahl, A. Paulsen, J. Frenzel, R. Rynko, G. Eggeler, H.J. Maier (2015): Influence of phase-stabilities, kinetic processes and texture on the structural and functional stability of Ti-Ta(-X) high-temperature shape memory alloys, HTSMA 2015

P. Krooß, T. Niendorf, P. Kadletz, C. Somsen, Y. Chumlyakov, H.J. Maier (2015): Functional and structural fatigue in a CoNiGa high-temperature shape memory alloy, HTSMA 2015

T. Chakraborty, J. Rogal, R. Drautz (2015): A density functional theory study of the competing phases in Ti-Ta binary alloys, HTSMA 2015

T. Niendorf, P. Krooß, Y. Chumlyakov, H.J. Maier (2015): From pseudoelasticity to low-cost high-temperature shape memory - high-temperature shape memory alloys obtained by martensite stabilization, HTSMA 2015

Y. Motemani, S. Thienhaus, A. Ludwig (2015): Development of Ti-Ta high-temperature shape memory thin films, HTSMA 2015

Dissertations

R. Rynko (2015): Mikrostrukturelle Untersuchungen von thermisch und thermomechanisch induzierten Strukturbildungsprozessen in Ti-Ta Hochtemperatur-Formgedächtnislegierungen, Dissertation, Bochum