kauffmann kauffmann

Dr.-Ing. Alexander Kauffmann

  • Karlsruher Institut für Technologie (KIT)
    Institut für Angewandte Materialien - Werkstoffkunde (IAM-WK)
    Campus Süd
    Engelbert-Arnold-Straße 4
    76131 Karlsruhe

    Building 10.91

The department Physical Metallurgy can be found here.

Curriculum Vitae

since 07.2016 head of the group Physical Metallurgy
since 08.2014 group Physical Metallurgy at the Institute for Applied Materials (IAM-WK) at Karlsruhe Institute of Technology (KIT) with Prof. M. Heilmaier
09.2007 - 07.2014 group Metal Physics at the Institute for Metallic Materials at Leibniz-Institute for Solid State and Materials Research Dresden (IFW Dresden) with Prof. L. Schultz and Dr. J. Freudenberger
12.2009 - 05.2014

doctoral thesis at Fakultät für Maschinenwesen of Dresden University of Technology
thesis: "Gefügeverfeinerung durch mechanische Zwillingsbildung in Kupfer und Kupfermischkristalllegierungen"

10.2004 - 11.2009

studies in Materials Science at Dresden University of Technology
diploma thesis: "Eisenpniktidsupraleiter in gepulsten Magnetfeldern bis μ0H = 50 T"
(written in German and available on request)

You can follow up his publications Google Scholar.

Awards

  • Nachwuchspreis der Deutschen Gesellschaft für Materialkunde 2013
  • Förderpreis des Deutsches Kupferinstituts 2014
  • Tschirnhaus-Plakette des Leibniz-Instituts für Festkörper- und Werkstoffforschung Dresden e. V. 2014
  • Postdoktoranden-Stipendium der Carl Zeiss Stiftung 2015-2017

Education

Publications at KIT


2024
Laube, S.; Winkens, G.; Kauffmann, A.; Li, J.; Kirchlechner, C.; Heilmaier, M. (2024). Strength of Disordered and Ordered Al‐containing Refractory High Entropy Alloys. Advanced Engineering Materials. doi:10.1002/adem.202301797
Vikram, R. J.; Aramanda, S. K.; Schliephake, D.; Kauffmann, A.; Choudhury, A.; Heilmaier, M.; Suwas, S. (2024). Unveiling the Intricacies of a Ductile‐Phase Toughened Intermetallic: An In‐depth Exploration of a Eutectic Mo‐Si‐Ti Alloy and its Mechanical Behavior. Advanced Engineering Materials. doi:10.1002/adem.202301843
Dollmann, A.; Kübel, C.; Tavakkoli, V.; Eder, S. J.; Feuerbacher, M.; Liening, T.; Kauffmann, A.; Rau, J.; Greiner, C. (2024). Deformation twins as a probe for tribologically induced stress states. Communications Materials, 5 (1), Art.-Nr.: 4. doi:10.1038/s43246-023-00442-8Full textFull text of the publication as PDF document
2023
Charpentier, L.; Kauffmann, A.; Bêche, E.; Escape, C.; Laube, S.; Schliephake, D.; Esvan, J.; Gorr, B.; Soum-Glaude, A.; Heilmaier, M. (2023). Influence of the oxidation on the optical properties of Mo-Si-Ti, Ta-Mo-Cr-Al and Ta-Mo-Cr-Ti-Al alloys. Materials Today Communications, 37, Art.-Nr.: 107056. doi:10.1016/j.mtcomm.2023.107056
Dollmann, A.; Rau, J. S.; Bieber, B.; Mantha, L.; Kübel, C.; Kauffmann, A.; Tirunilai, A. S.; Heilmaier, M.; Greiner, C. (2023). Temporal sequence of deformation twinning in CoCrNi under tribological load. Scripta Materialia, 229, Art.-Nr.: 115378. doi:10.1016/j.scriptamat.2023.115378
Schellert, S.; Weber, M.; Christ, H. J.; Wiktor, C.; Butz, B.; Galetz, M. C.; Laube, S.; Kauffmann, A.; Heilmaier, M.; Gorr, B. (2023). Formation of rutile (Cr,Ta,Ti)O₂ oxides during oxidation of refractory high entropy alloys in Ta-Mo-Cr-Ti-Al system. Corrosion Science, 211, Art.Nr. 110885. doi:10.1016/j.corsci.2022.110885Full textFull text of the publication as PDF document
Drescher, S.; Seils, S.; Pohl, D.; Rellinghaus, B.; Kauffmann, A.; Heilmaier, M.; Freudenberger, J. (2023). Softening by spinodal decomposition in Au–Cu–Ni–Pd–Pt high-entropy alloys. Materials Science and Engineering: A, 887, Art.-Nr.: 145772. doi:10.1016/j.msea.2023.145772
Nizamoglu, S.; Gedsun, A.; Kauffmann, A.; Ghosh, M.; Michels, H.; Groten, T.; Schulz, C.; Breuner, C.; Seils, S.; Schliephake, D.; Laube, S.; Palm, M.; Heilmaier, M. (2023). Microstructure and mechanical properties of a precipitation‐strengthened Fe‐Al‐Nb alloy. Advanced Engineering Materials. doi:10.1002/adem.202300148Full textFull text of the publication as PDF document
Winkens, G.; Kauffmann, A.; Herrmann, J.; Czerny, A. K.; Obert, S.; Seils, S.; Boll, T.; Baruffi, C.; Rao, Y.; Curtin, W. A.; Schwaiger, R.; Heilmaier, M. (2023). The influence of lattice misfit on screw and edge dislocation-controlled solid solution strengthening in Mo-Ti alloys. Communications Materials, 4 (1), 26. doi:10.1038/s43246-023-00353-8Full textFull text of the publication as PDF document
Eusterholz, M. K.; Boll, T.; Ott, V.; Stüber, M.; Lu, Y.; Gebauer, J.; Ulrich, S.; Kauffmann, A.; Heilmaier, M. (2023). Nanoscale oxide formation at α‐Al₂O₃–Nb interfaces. Advanced Engineering Materials, 25 (14), Art.-Nr.: 2201441. doi:10.1002/adem.202201441Full textFull text of the publication as PDF document
2022
Schliephake, D.; Lopes, C.; Eggeler, Y. M.; Chen, H.; Freudenberger, J.; Bayoumy, D.; Huang, A. J.; Kauffmann, A. (2022). Improved work hardening capability and ductility of an additively manufactured and deformed Al-Mn-Mg-Sc-Zr alloy. Journal of Alloys and Compounds, 924, Artkl.Nr.: 166499. doi:10.1016/j.jallcom.2022.166499Full textFull text of the publication as PDF document
Freudenberger, J.; Thiel, F.; Utt, D.; Albe, K.; Kauffmann, A.; Seils, S.; Heilmaier, M. (2022). Solid solution strengthening in medium- to high-entropy alloys. Materials Science and Engineering: A, 861, 144271. doi:10.1016/j.msea.2022.144271Full textFull text of the publication as PDF document
Tirunilai, A. S.; Hinrichs, F.; Schliephake, D.; Engstler, M.; Mücklich, F.; Obert, S.; Winkens, G.; Kauffmann, A.; Heilmaier, M. (2022). Phase continuity, brittle to ductile transition temperature and creep behavior of a eutectic Mo‐20Si‐52.8Ti alloy. Advanced Engineering Materials, 24 (11), Art.Nr. 2200918. doi:10.1002/adem.202200918Full textFull text of the publication as PDF document
Hinrichs, F.; Kauffmann, A.; Tirunilai, A. S.; Schliephake, D.; Beichert, B.; Winkens, G.; Beck, K.; Ulrich, A. S.; Galetz, M. C.; Long, Z.; Thota, H.; Eggeler, Y.; Pundt, A.; Heilmaier, M. (2022). A novel nitridation- and pesting-resistant Cr-Si-Mo alloy. Corrosion Science, 207, Art.-Nr.: 110566. doi:10.1016/j.corsci.2022.110566Full textFull text of the publication as PDF document
Lu, K.; Chauhan, A.; Litvinov, D.; Tirunilai, A. S.; Freudenberger, J.; Kauffmann, A.; Heilmaier, M.; Aktaa, J. (2022). Micro-mechanical deformation behavior of CoCrFeMnNi high-entropy alloy. Journal of materials science & technology, 100, 237–245. doi:10.1016/j.jmst.2021.04.079
Schliephake, D.; Bayoumy, D.; Seils, S.; Schulz, C.; Kauffmann, A.; Wu, X.; Huang, A. J. (2022). Mechanical behavior at elevated temperatures of an Al–Mn–Mg–Sc–Zr alloy manufactured by selective laser melting. Materials science and engineering / A, 831, Art.-Nr.: 142032. doi:10.1016/j.msea.2021.142032Full textFull text of the publication as PDF document
Laube, S.; Kauffmann, A.; Schellert, S.; Seils, S.; Tirunilai, A. S.; Greiner, C.; Eggeler, Y. M.; Gorr, B.; Christ, H.-J.; Heilmaier, M. (2022). Formation and thermal stability of two-phase microstructures in Al-containing refractory compositionally complex alloys. Science and Technology of Advanced Materials, 23 (1), 692–706. doi:10.1080/14686996.2022.2132118Full textFull text of the publication as PDF document
Dollmann, A.; Kauffmann, A.; Heilmaier, M.; Srinivasan Tirunilai, A.; Mantha, L. S.; Kübel, C.; Eder, S. J.; Schneider, J.; Greiner, C. (2022). Dislocation-mediated and twinning-induced plasticity of CoCrFeMnNi in varying tribological loading scenarios. Journal of Materials Science, 57, 17448–17461. doi:10.1007/s10853-022-07661-3Full textFull text of the publication as PDF document
Eusterholz, M. K.; Boll, T.; Gebauer, J.; Weidner, A.; Kauffmann, A.; Franke, P.; Seifert, H.-J.; Biermann, H.; Aneziris, C.; Heilmaier, M. (2022). High‐temperature ternary oxide phases in Ta/Nb‐Alumina composite materials. Advanced Engineering Materials, 24 (8), Art.-Nr.: 2200161. doi:10.1002/adem.202200161Full textFull text of the publication as PDF document
2021
Thota, H.; Jeyaraam, R.; Bairi, L. R.; Tirunilai, A. S.; Kauffmann, A.; Freudenberger, J.; Heilmaier, M.; Mandal, S.; Vadlamani, S. S. (2021). Grain boundary engineering and its implications on corrosion behaviour of equiatomic CoCrFeMnNi high entropy alloy. Journal of alloys and compounds, 888, Art.-Nr.: 161500. doi:10.1016/j.jallcom.2021.161500
Seils, S.; Kauffmann, A.; Delis, W.; Boll, T.; Heilmaier, M. (2021). Microstructure and mechanical properties of high-Mn-ODS steels. Materials science and engineering / A, 825, Art.-Nr. 141859. doi:10.1016/j.msea.2021.141859Full textFull text of the publication as PDF document
Schellert, S.; Gorr, B.; Laube, S.; Kauffmann, A.; Heilmaier, M.; Christ, H. J. (2021). Oxidation mechanism of refractory high entropy alloys Ta-Mo-Cr-Ti-Al with varying Ta content. Corrosion science, 192, Article no: 109861. doi:10.1016/j.corsci.2021.109861Full textFull text of the publication as PDF document
Seitz, M.; Dürrschnabel, M.; Kauffmann, A.; Kurpiers, C.; Greiner, C.; Weidenmann, K. A. (2021). Characterization of the Microstructure After Composite Peening of Aluminum. Advanced engineering materials, 23 (2), Art.Nr. 2000575. doi:10.1002/adem.202000575Full textFull text of the publication as PDF document
Hinrichs, F.; Kauffmann, A.; Schliephake, D.; Seils, S.; Obert, S.; Ratschbacher, K.; Allen, M.; Pundt, A.; Heilmaier, M. (2021). Flexible Powder Production for Additive Manufacturing of Refractory Metal-Based Alloys. Metals, 11 (11), Article no: 1723. doi:10.3390/met11111723Full textFull text of the publication as PDF document
Laube, S.; Schellert, S.; Srinivasan Tirunilai, A.; Schliephake, D.; Gorr, B.; Christ, H.-J.; Kauffmann, A.; Heilmaier, M. (2021). Microstructure tailoring of Al-containing compositionally complex alloys by controlling the sequence of precipitation and ordering. Acta Materialia, 218, Article no: 117217. doi:10.1016/j.actamat.2021.117217Full textFull text of the publication as PDF document
Klumpp, A.; Kauffmann, A.; Seils, S.; Dietrich, S.; Schulze, V. (2021). Influence of Cold Rotary Swaging on Microstructure and Uniaxial Mechanical Behavior in Alloy 718. Metallurgical and materials transactions / A, 52, 4331–4341. doi:10.1007/s11661-021-06371-wFull textFull text of the publication as PDF document
Schellert, S.; Gorr, B.; Christ, H.-J.; Pritzel, C.; Laube, S.; Kauffmann, A.; Heilmaier, M. (2021). The Effect of Al on the Formation of a CrTaO₄ Layer in Refractory High Entropy Alloys Ta-Mo-Cr-Ti-xAl. Oxidation of metals, 96, 333–345. doi:10.1007/s11085-021-10046-7Full textFull text of the publication as PDF document
Lu, K.; Chauhan, A.; Tirunilai, A. S.; Freudenberger, J.; Kauffmann, A.; Heilmaier, M.; Aktaa, J. (2021). Deformation mechanisms of CoCrFeMnNi high-entropy alloy under low-cycle-fatigue loading. Acta materialia, 215, Art.-Nr.: 117089. doi:10.1016/j.actamat.2021.117089Full textFull text of the publication as PDF document
Gorr, B.; Schellert, S.; Müller, F.; Christ, H.-J.; Kauffmann, A.; Heilmaier, M. (2021). Current Status of Research on the Oxidation Behavior of Refractory High Entropy Alloys. Advanced engineering materials, 23 (5), Art.-Nr.: 2001047. doi:10.1002/adem.202001047Full textFull text of the publication as PDF document
Lu, K.; Chauhan, A.; Walter, M.; Tirunilai, A. S.; Schneider, M.; Laplanche, G.; Freudenberger, J.; Kauffmann, A.; Heilmaier, M.; Aktaa, J. (2021). Superior low-cycle fatigue properties of CoCrNi compared to CoCrFeMnNi. Scripta materialia, 194, Art.-Nr.: 113667. doi:10.1016/j.scriptamat.2020.113667Full textFull text of the publication as PDF document
Obert, S.; Kauffmann, A.; Seils, S.; Boll, T.; Kauffmann-Weiss, S.; Chen, H.; Anton, R.; Heilmaier, M. (2021). Microstructural and Chemical Constitution of the Oxide Scale formed on a Pesting-Resistant Mo-Si-Ti Alloy. Corrosion science, 178, Art.-Nr. 109081. doi:10.1016/j.corsci.2020.109081Full textFull text of the publication as PDF document
2020
Thiel, F.; Geissler, D.; Nielsch, K.; Kauffmann, A.; Seils, S.; Heilmaier, M.; Utt, D.; Albe, K.; Motylenko, M.; Rafaja, D.; Freudenberger, J. (2020). Origins of strength and plasticity in the precious metal based High-Entropy Alloy AuCuNiPdPt. Acta materialia, 185, 400–411. doi:10.1016/j.actamat.2019.12.020Full textFull text of the publication as PDF document
Tirunilai, A. S.; Hanemann, T.; Weiss, K.-P.; Freudenberger, J.; Heilmaier, M.; Kauffmann, A. (2020). Dislocation-based Serrated Plastic Flow of High Entropy Alloys at Cryogenic Temperatures. Acta materialia, 200, 980–991. doi:10.1016/j.actamat.2020.09.052Full textFull text of the publication as PDF document
Gombola, C.; Hasemann, G.; Kauffmann, A.; Sprenger, I.; Laube, S.; Schmitt, A.; Gang, F.; Bolbut, V.; Oehring, M.; Blankenburg, M.; Schell, N.; Staron, P.; Pyczak, F.; Krüger, M.; Heilmaier, M. (2020). A zone melting device for the in situ observation of directional solidification using high-energy synchrotron x rays editors-pick. Review of scientific instruments, 91 (9), Art.Nr. 093901. doi:10.1063/5.0019020Full textFull text of the publication as PDF document
Lu, K.; Chauhan, A.; Litvinov, D.; Walter, M.; Tirunilai, A. S.; Freudenberger, J.; Kauffmann, A.; Heilmaier, M.; Aktaa, J. (2020). High-temperature low cycle fatigue behavior of an equiatomic CoCrFeMnNi high-entropy alloy. Materials science and engineering / A, 791, Article: 139781. doi:10.1016/j.msea.2020.139781Full textFull text of the publication as PDF document
Thiel, F.; Utt, D.; Kauffmann, A.; Nielsch, K.; Albe, K.; Heilmaier, M.; Freudenberger, J. (2020). Breakdown of Varvenne scaling in (AuNiPdPt) Cu high-entropy alloys. Scripta materialia, 181, 15–18. doi:10.1016/j.scriptamat.2020.02.007Full textFull text of the publication as PDF document
Seils, S.; Kauffmann, A.; Hinrichs, F.; Schliephake, D.; Boll, T.; Heilmaier, M. (2020). Temperature dependent strengthening contributions in austenitic and ferritic ODS steels. Materials science and engineering / A, 786, Article: 139452. doi:10.1016/j.msea.2020.139452Full textFull text of the publication as PDF document
Obert, S.; Kauffmann, A.; Seils, S.; Schellert, S.; Weber, M.; Gorr, B.; Christ, H.-J.; Heilmaier, M. (2020). On the chemical and microstructural requirements for the pesting-resistance of Mo-Si-Ti alloys. Journal of materials research and technology, 9 (4), 8556–8567. doi:10.1016/j.jmrt.2020.06.002Full textFull text of the publication as PDF document
Dollmann, A.; Kauffmann, A.; Heilmaier, M.; Haug, C.; Greiner, C. (2020). Microstructural changes in CoCrFeMnNi under mild tribological load. Journal of materials science, 55 (26), 12353–12372. doi:10.1007/s10853-020-04806-0Full textFull text of the publication as PDF document
Weber, M.; Gorr, B.; Christ, H.-J.; Obert, S.; Kauffmann, A.; Heilmaier, M. (2020). Effect of Water Vapor on the Oxidation Behavior of the Eutectic High‐Temperature Alloy Mo‐20Si‐52.8Ti. Advanced engineering materials, 22 (7), Art. Nr.: 2000219. doi:10.1002/adem.202000219Full textFull text of the publication as PDF document
Tirunilai, A. S.; Hanemann, T.; Reinhart, C.; Tschan, V.; Weiss, K.-P.; Laplanche, G.; Freudenberger, J.; Heilmaier, M.; Kauffmann, A. (2020). Comparison of cryogenic deformation of the concentrated solid solutions CoCrFeMnNi, CoCrNi and CoNi. Materials science and engineering / A, 783, Art. Nr.: 139290. doi:10.1016/j.msea.2020.139290Full textFull text of the publication as PDF document
Gorr, B.; Müller, F.; Schellert, S.; Christ, H.-J.; Chen, H.; Kauffmann, A.; Heilmaier, M. (2020). A new strategy to intrinsically protect refractory metal based alloys at ultra high temperatures. Corrosion science, 166, Art. Nr.: 108475. doi:10.1016/j.corsci.2020.108475Full textFull text of the publication as PDF document
Laube, S.; Chen, H.; Kauffmann, A.; Schellert, S.; Müller, F.; Gorr, B.; Müller, J.; Butz, B.; Christ, H.-J.; Heilmaier, M. (2020). Controlling crystallographic ordering in Mo–Cr–Ti–Al high entropy alloys to enhance ductility. Journal of alloys and compounds, 823, Article No.153805. doi:10.1016/j.jallcom.2020.153805Full textFull text of the publication as PDF document
2019
Chen, H.; Kauffmann, A.; Seils, S.; Boll, T.; Liebscher, C. H.; Harding, I.; Kumar, K. S.; Szabo, D. V.; Schlabach, S.; Kauffmann-Weiss, S.; Müller, F.; Gorr, B.; Christ, H.-J.; Heilmaier, M. (2019). Crystallographic ordering in a series of Al-containing refractory high entropy alloys Ta-Nb-Mo-Cr-Ti-Al. Acta materialia, 176, 123–133. doi:10.1016/j.actamat.2019.07.001Full textFull text of the publication as PDF document
Müller, F.; Gorr, B.; Christ, H.-J.; Müller, J.; Butz, B.; Chen, H.; Kauffmann, A.; Heilmaier, M. (2019). On the oxidation mechanism of refractory high entropy alloys. Corrosion science, 159, Article: 108161. doi:10.1016/j.corsci.2019.108161Full textFull text of the publication as PDF document
Schliephake, D.; Kauffmann, A.; Cong, X.; Gombola, C.; Azim, M.; Gorr, B.; Christ, H.-J.; Heilmaier, M. (2019). Constitution, oxidation and creep of eutectic and eutectoid Mo-Si-Ti alloys. Intermetallics, 104, 133–142. doi:10.1016/j.intermet.2018.10.028Full textFull text of the publication as PDF document
2018
Chen, H.; Kauffmann, A.; Laube, S.; Choi, I.-C.; Schwaiger, R.; Huang, Y.; Lichtenberg, K.; Müller, F.; Gorr, B.; Christ, H.-J.; Heilmaier, M. (2018). Contribution of Lattice Distortion to Solid Solution Strengthening in a Series of Refractory High Entropy Alloys. Metallurgical and materials transactions / A, 49 (3), 772–781. doi:10.1007/s11661-017-4386-1Full textFull text of the publication as PDF document
Gorr, B.; Mueller, F.; Christ, H.-J.; Chen, H.; Kauffmann, A.; Schweiger, R.; Szabo, D. V.; Heilmaier, M. (2018). Development of Oxidation Resistant Refractory High Entropy Alloys for High Temperature Applications: Recent Results and Development Strategy. TMS 2018. 147th Annual Meeting & Exhibition Supplemental Proceedings (TMS), 647–659, Springer. doi:10.1007/978-3-319-72526-0_61Full textFull text of the publication as PDF document
Tirunilai, A. S.; Sas, J.; Weiss, K.-P.; Chen, H.; Szabo, D. V.; Schlabach, S.; Haas, S.; Geissler, D.; Freudenberger, J.; Heilmaier, M.; Kauffmann, A. (2018). Peculiarities of deformation of CoCrFeMnNi at cryogenic temperatures. Journal of materials research, 1–14. doi:10.1557/jmr.2018.252Full textFull text of the publication as PDF document
2017
Hauf, U.; Kauffmann, A.; Kauffmann-Weiss, S.; Feilbach, A.; Boening, M.; Mueller, F. E. H.; Hinrichsen, V.; Heilmaier, M. (2017). Microstructure Formation and Resistivity Change in CuCr during Rapid Solidification. Metals, 7 (11), Art.Nr. 478. doi:10.3390/met7110478Full textFull text of the publication as PDF document
Kauffmann, A.; Stüber, M.; Leiste, H.; Ulrich, S.; Schlabach, S.; Szabo, D. V.; Seils, S.; Gorr, B.; Chen, H.; Seifert, H.-J.; Heilmaier, M. (2017). Combinatorial exploration of the high entropy alloy system Co-Cr-Fe-Mn-Ni. Surface and coatings technology, 325, 174–180. doi:10.1016/j.surfcoat.2017.06.041Full textFull text of the publication as PDF document
Freudenberger, J.; Rafaja, D.; Geissler, D.; Giebeler, L.; Ullrich, C.; Kauffmann, A.; Heilmaier, M.; Nielsch, K. (2017). Face Centred Cubic Multi-Component Equiatomic Solid Solutions in the Au-Cu-Ni-Pd-Pt System. Metals, 7 (4), Art. Nr.: 135. doi:10.3390/met7040135Full textFull text of the publication as PDF document
Schliephake, D.; Gombola, C.; Kauffmann, A.; Heilmaier, M.; Perepezko, J. H. (2017). Enhanced Oxidation Resistance of Mo-Si-B-Ti Alloys by Pack Cementation. Oxidation of metals, 88 (SI, 3-4), 267–277. doi:10.1007/s11085-017-9730-8Full textFull text of the publication as PDF document
Gorr, B.; Müller, F.; Azim, M.; Christ, H.-J.; Müller, T.; Chen, H.; Kauffmann, A.; Heilmaier, M. (2017). High-Temperature Oxidation Behavior of Refractory High-Entropy Alloys : Effect of Alloy Composition. Oxidation of metals, 88 (3-4), 339–349. doi:10.1007/s11085-016-9696-yFull textFull text of the publication as PDF document
2016
Yadav, D.; Bauri, R.; Kauffmann, A.; Freudenberger, J. (2016). Al-Ti Particulate Composite : Processing and Studies on Particle Twinning, Microstructure, and Thermal Stability. Metallurgical and materials transactions / A, 47 (8), Art.Nr. 4226–4238. doi:10.1007/s11661-016-3597-1
Chen, H.; Kauffmann, A.; Gorr, B.; Schliephake, D.; Seemüller, C.; Wagner, J. N.; Christ, H.-J.; Heilmaier, M. (2016). Microstructure and mechanical properties at elevated temperatures of a new Al-containing refractory high-entropy alloy Nb-Mo-Cr-Ti-Al. Journal of alloys and compounds, 661, 206–215. doi:10.1016/j.jallcom.2015.11.050Full textFull text of the publication as PDF document
Kauffmann, A.; Geissler, D.; Freudenberger, J. (2016). Thermal stability of electrical and mechanical properties of cryo-drawn Cu and CuZr wires. Materials Science and Engineering: A, 651, 567–573. doi:10.1016/j.msea.2015.10.119
Scherf, A.; Kauffmann, A.; Kauffmann-Weiss, S.; Scherer, T.; Li, X.; Stein, F.; Heilmaier, M. (2016). Orientation relationship of eutectoid FeAl and FeAl₂. Journal of applied crystallography, 49 (2), 442–449. doi:10.1107/S1600576716000911
Gorr, B.; Azim, M.; Christ, H.-J.; Chen, H.; Szabo, D. V.; Kauffmann, A.; Heilmaier, M. (2016). Microstructure Evolution in a New Refractory High-Entropy Alloy W-Mo-Cr-Ti-Al. Metallurgical and Materials Transactions A, 47, 961–970. doi:10.1007/s11661-015-3246-0Full textFull text of the publication as PDF document

Invited Talks at KIT


2024
Kauffmann, A. (2024, January 24). High Entropy Alloys and Compositionally Complex Alloys for Extreme Application Conditions. Seminar des Institut für Werkstofftechnik der Universität Kassel (2024), Kassel, Germany, January 24, 2024. 
2023
Kauffmann, A. (2023, August 31). Phase Transformations in Novel High Temperature Materials. Seminar des Institut für Werkstoffe der Ruhr-Universität Bochum (2023), Bochum, Germany, August 31, 2023. 
Kauffmann, A.; Schliephake, D.; Obert, S.; Tirunilai, A. S.; Hinrichs, F.; Winkens, G.; Wu, H.; Thota, H.; Eggeler, Y.; Mücklich, F.; Engstler, M.; Gorr, B.; Heilmaier, M. (2023, January 6). Mechanical response of pesting-resistant Mo-Si-Ti alloys for high temperature applications. International Conference on Plasticity, Damage, and Fracture (ICPDF 2023), Punta Cana, Dominican Republic, January 3–9, 2023. 
Kauffmann, A.; Schulz, C.; Laube, S.; Kellner, M.; Nestler, B.; Heilmaier, M. (2023). Role of orientation relationship for the formation of morphology and preferred orientation in NiAl-(Cr,Mo) during directional solidification. International Conference on Processing & Manufacturing of Advanced Materials : Processing, Fabrication, Properties, Applications (Thermec 2023), Vienna, Austria, July 2–7, 2023. 
Kauffmann, A.; Laube, S.; Schellert, S.; Seils, S.; Tirunilai, A. S.; Greiner, C.; Eggeler, Y.; Gorr, B.; Christ, H.-J.; Heilmaier, M. (2023). Formation and thermal stability of two-phase microstructures in Al-containing refractory compositionally complex alloys. International Conference on Processing & Manufacturing of Advanced Materials : Processing, Fabrication, Properties, Applications (Thermec 2023), Vienna, Austria, July 2–7, 2023. 
2022
Obert, S.; Schliephake, D.; Hinrichs, F.; Tirunilai, A. S.; Cong, X.; Gorr, B.; Kauffmann, A.; Heilmaier, M. (2022, July 6). Pesting-Resistant Mo-Based Alloys. Scientific seminar of the Institut für Komplexe Materialien / Leibniz-Institut für Festkörper- und Werkstoffforschung Dresden (IKM / IFW Dresden 2023), Dresden, Germany, July 6, 2022. 
2017
Heilmaier, M.; Kauffmann, A.; Chen, H.; Schwaiger, R.; Choi, I.-C.; Sas, J.; Weiss, K. P.; Gorr, B.; Müller, F.; Christ, H.-J.; Sarma, V. S.; Freudenberger, J. (2017). Deformation Mechanisms in FCC and BCC High Entropy Alloys. Recent Progress in High Entropy and Compositionally Complex Alloys (2017), Bochum, Germany, January 12–13, 2017. 
2015
Kauffmann, A.; Bittner, F.; Thiel, F.; Freudenberger, J. (2015, December 1). Efficient Refinement of Microstructures of Copper-Based Conductors. Materials Research Society Fall Meeting and Exhibit (MRS 2015), Boston, MA, USA, November 29–December 4, 2015. 
Kauffmann, A.; Scherf, A.; Kauffmann-Weiß, S.; Li, X.; Stein, F.; Heilmaier, M. (2015, November 24). Evaluation of the orientation relationship of eutectoid FeAl and FeAl2 using EBSD and FIB. 1. Workshop Microanalysis on FIB-SEMs (2015), Karlsruhe, Germany, November 24, 2015. 
2014
Kauffmann, A. (2014, November 6). Gefügeverfeinerung von Kupferlegierungen durch mechanische Zwillingsbildung. Jahrestagung Kupfersymposium (2014), Frankfurt am Main, Germany, November 4–6, 2014.