Multi-principal element alloys (MPEAs)

1. Shubham Sisodia, Maik Rajkowski, Guillaume Laplanche, and Ankur Chauhan*, “Enhancing fatigue resistance of multi-principal element alloys by varying composition and sigma (σ)-phase assisted grain-size reduction in Cr-Mn-Fe-Co-Ni system”, International Journal of Fatigue, Vol.191, 108704, 2025.

2. Kaiju Lu, Ankur Chauhan, Dimitri Litvinov, Mike Schneider, Guillaume Laplanche, and Jarir Aktaa, “Cooperative deformation mechanisms in a fatigued CoCrNi multi-principal element alloy: A case of low stacking fault energy”, Journal of the Mechanics and Physics of Solids, Vol. 180, 105419, 2023.

3. Shubham Sisodia, Maik Rajkowski, Guillaume Laplanche, and Ankur Chauhan*, “Cyclic deformation behaviour of an equiatomic CrFeNi multi-principal element alloy”, International Journal of Fatigue, Vol. 174C, 107723, 2023.

4. Kaiju Lu, Ankur Chauhan*, Fabian Knöpfle, and Jarir Aktaa, “Effective and back stresses evolution upon cycling a high-entropy alloy”, Materials Research Letters, Vol. 10, 369–376, 2022.

5. Kaiju Lu, Fabian Knöpfle, Ankur Chauhan*, H T Jeong, Dimitri Litvinov, Mario Walter, W. J. Kim and Jarir Aktaa, “Low-cycle fatigue behavior and deformation mechanisms of a dual-phase Al0.5CoCrFeMnNi high-entropy alloy”, International Journal of Fatigue, Vol. 163, 107075, 2022.

6. Kaiju Lu, Ankur Chauhan*, Dimitri Litvinov, and Jarir Aktaa, “Temperature-dependent cyclic deformation behavior of CoCrFeMnNi high-entropy alloy”, International Journal of Fatigue, Vol. 160, 106863, 2022.

7. Kaiju Lu, Fabian Knöpfle, Ankur Chauhan*, Dimitri Litvinov, Mike Schneider, Guillaume Laplanche, and Jarir Aktaa, “Elevated-temperature cyclic deformation mechanisms of CoCrNi in comparison to CoCrFeMnNi”, Scripta Materialia, Vol. 220, 114926, 2022.

8. Kaiju Lu, Ankur Chauhan*, Aditya Srinivasan Tirunilai, Jens Freudenberger, Alexander Kauffmann, Martin Heilmaier, and Jarir Aktaa, Deformation mechanisms of CoCrFeMnNi high-entropy alloy under low-cycle-fatigue loading, Acta Materialia, Vol. 215, 117089, 2021.

9. Kaiju Lu, Ankur Chauhan*, Mario Walter, Aditya Srinivasan Tirunilai, Mike Schneider, Guillaume Laplanche, Jens Freudenberger, Alexander Kauffmann, Martin Heilmaier, and Jarir Aktaa, "Superior low-cycle fatigue properties of CoCrNi compared to CoCrFeMnNi", Scripta Materialia, Vol. 194, 113667, 2021.

10. Kaiju Lu, Ankur Chauhan*, Dimitri Litvinov, Mario Walter, Aditya Srinivasan Tirunilai, Jens Freudenberger, Alexander Kauffmann, Martin Heilmaier, and Jarir Aktaa, “High-temperature low cycle fatigue behavior of an equiatomic CoCrFeMnNi high-entropy alloy”, Materials Science and Engineering: A, Vol. 792, 139781, 2020.

Novel steels

11. Bright Mweene, Sumit Ghosh, Mahesh Somani, and Ankur Chauhan*, “Towards enhanced fatigue performance of advanced high-strength medium-carbon low-alloy steels: A comparative study between banded ultrafine bainitic and martensitic steels”, Materials Science and Engineering: A, Vol. 946, 149080, 2025.

12. Bright Mweene, Sumit Ghosh, Mahesh Somani, and Ankur Chauhan*, “Improving fatigue resistance of ultrafine bainitic steel by exploiting segregation-induced bands”, International Journal of Fatigue, Vol. 186, 108394, 2024.

13. Shubham Sisodia, Nichenametla Jai Sai, Kaiju Lu, Fabian Knöpfle, Anuz Zindal, Jarir Aktaa, and Ankur Chauhan*, “Effective and back stress evolution upon cycling oxide-dispersion strengthened steels”, International Journal of Fatigue, Vol. 169, 107485, 2023.

14. Ankur Chauhan*, Dimitri Litvinov, Tim Gräning, Jarir Aktaa, “High-temperature low-cycle fatigue behavior of an improved austenitic ODS steels”, Journal of Materials Research, Vol. 33, 1814–1821, 2018.

15. Ankur Chauhan*, Jan Hoffman, Dimitri Litvinov, Jarir Aktaa, “High-temperature low-cycle fatigue behavior of a 9Cr-ODS steel: Part 2 - Hold time influence, microstructural evolution and damage characteristics”, Materials Science and Engineering: A, Vol. 730, 197–206, 2018.

16. Ankur Chauhan*, Luis Straßberger, Ulrich Führer, Dimitri Litvinov, Jarir Aktaa, “Creep-fatigue interaction in a bimodal 12Cr-ODS steel”, International Journal of Fatigue, Vol. 102, 92–111, 2017.

17. Ankur Chauhan*, Jan Hoffman, Dimitri Litvinov, Jarir Aktaa, “High-temperature low-cycle fatigue behavior of a 9Cr-ODS steel: Part 1 - Pure fatigue, microstructure evolution and damage characteristics”, Materials Science and Engineering: A, Vol. 707, 207–220, 2017.

18. A. Chauhan*, M. Walter, J. Aktaa, “Towards improved ODS steels: A comparative high-temperature low-cycle fatigue study”, Fatigue & Fracture of Engineering Materials & Structures, Vol. 40 (12), 2128–2140, 2017.

19. Luis Straßberger, Ankur Chauhan, Steffen Czink, Jarir Aktaa, “High-temperature low-cycle fatigue behavior and microstructural evolution of an ODS steel based on conventional T91”, International Journal of Fatigue, Vol. 100, 50–57, 2017.

20. Luis Straßberger, Ankur Chauhan, Tim Gräning, Steffen Czink, Jarir Aktaa, “High-temperature low-cycle fatigue behavior of novel austenitic ODS steels”, International Journal of Fatigue, Vol. 93, 94–200, 2016.

21. A. Chauhan*, D. Litvinov, J. Aktaa, “Deformation and damage mechanisms of a bimodal 12Cr-ODS steel under high-temperature cyclic loading”, International Journal of Fatigue, Vol. 93, 1–17, 2016.

Magnesium alloys

22. Shubham Sisodia, Jananandhan S, Vamsi Krishna Pakki, Chethan Konkati, and Ankur Chauhan*, “Towards reducing tension-compression yield and cyclic asymmetry in pure magnesium and magnesium-aluminum alloy with cerium addition”, Materials Science and Engineering: A, Vol. 886, 145672, 2023.

Irradiation and high-temperature

1. Chethan Konkati, N. Gayathri, P. Mukherjee, and Ankur Chauhan*, “Proton-irradiation and post-irradiation annealing behavior of a CoCrFeMnNi-based multi-principal element alloy”, Materials Science and Engineering: A, Vol. 945, 148968, 2025.

2. Qian Yuan, Ankur Chauhan*, Lakshay Chauhan, Ermile Gaganidze, Hans-Christian Schneider, Jarir Aktaa, “In-situ S/TEM investigations of deformation and damage mechanisms in neutron-irradiated EUROFER97”, Philosophical Magazine Letters, Vol. 105, 1, 2025.

3. Liu Yang, Sandipan Sen, Daniel Schliephake, R. J. Vikram, Stephan Laube, Aparajita Pramanik, Ankur Chauhan, Martin Heilmaier, and Alexander Kauffmann, “Creep behavior of a precipitation-strengthened A2-B2 refractory high entropy alloy”, Acta Materialia, Vol. 288, 120827, 2025.

4. Uttiyoarnab Saha, Santu Dey, Chethan Konkati, Apu Sarkar, Subarna Datta, Argha Dutta, Soumita Chakraborty, Ankur Chauhan, Sachin Srivastava, N. Gayathri, and P. Mukherjee, “Enhanced ductility in proton-irradiated deformed molybdenum – Gaining insights from experiments and molecular dynamics simulations”, International Journal of Refractory Metals and Hard Materials, Vol. 128, 107090, 2025.

5. Uttiyoarnab Saha, Argha Dutta, Chethan Konkati, Soumita Chakraborty, Santu Dey, Ankur Chauhan, Sachin Srivastava, N. Gayathri, and P. Mukherjee, “Microstructure and Defect evolution in Oxygen Ion-Irradiated Pure Nickel – Insights from Experimental Probes and Molecular Dynamics Simulations”, Materials Chemistry and Physics, Vol. 305, 127916, 2023.

6. Ankur Chauhan*, Qian Yuan, Dimitri Litvinov, Ermile Gaganidze, Hans-Christian Schneider, Dmitry Terentyev, Jarir Aktaa, "Effect of temperature on the neutron irradiation-induced cavities in tungsten", Philosophical Magazine, Vol. 102, 17, 2022.

7. E. Gaganidze, A. Chauhan, J. Aktaa, “Fracture-mechanical behaviour of three ITER grade tungsten plates subjected to different rolling processes”, Fusion Engineering and Design, Vol. 184, 113300, 2022.

8. Qian Yuan, Ankur Chauhan*, Ermile Gaganidze, Jarir Aktaa, “Dislocation loops evolution upon isothermal annealing neutron-irradiated 9%Cr RAFM steel”, Journal of Nuclear Materials, Vol. 558, 153366, 2022.

9. Qian Yuan, Ankur Chauhan*, Ermile Gaganidze, Jarir Aktaa, “In-situ TEM investigations of dislocation loop annealing kinetics in neutron-irradiated 9%Cr RAFM steel”, Journal of Nuclear Materials, Vol. 558, 153365, 2022.

10. E. Gaganidze, A. Chauhan, H.-C. Schneider, D. Terentyev, B. Rossaert, J. Aktaa, “Effect of irradiation temperature on the fracture-mechanical behaviour of tungsten irradiated to 1 dpa”, Journal of Nuclear Materials, Vol. 556, 153200, 2021.

11. Ankur Chauhan*, Qian Yuan, Christian Dethloff, Ermile Gaganidze, Jarir Aktaa, “Post-irradiation annealing of the neutron-irradiated EUROFER97”, Journal of Nuclear Materials, Vol. 548, 152863, 2021.

12. E. Gaganidze, A. Chauhan, H.-C. Schneider, D. Terentyev, G. Borghmans, J. Aktaa, “Fracture-mechanical properties of neutron irradiated ITER specification tungsten”, Journal of Nuclear Materials, Vol. 547, 152761, 2021.

13. Qian Yuan, Ankur Chauhan*, Ermile Gaganidze, Jarir Aktaa, “Direct observation of dislocation loops shrinkage upon annealing neutron-irradiated Fe-9Cr alloy”, Journal of Nuclear Materials, Vol. 542, 152401, 2020.

14. A. Chauhan*, D. Litvinov, J. Aktaa, “High temperature tensile properties and fracture characteristics of bimodal 12Cr-ODS steel”, Journal of Nuclear Materials, Vol. 468, 1–8, 2016.

15. A. Chauhan*, D. Litvinov, Yann De Carlan, J. Aktaa, “Study of the deformation and damage mechanisms of a 9Cr-ODS steel: Microstructure evolution and fracture characteristics”, Materials Science and Engineering: A, Vol. 658, 123–134, 2016.

Schock & Impact

16. Maadhav Anand, Shreshtha Ranjan, Shubham Sisodia, Gopalan Jagadeesh, Satyam Suwas, Ankur Chauhan*, "Superior Shock Resistance of Magnesium and Magnesium–Aluminum Alloys with Cerium Addition", Advanced Engineering Materials. Vol. 27 (9), 2402488, 2025.

17. Simran Nath, Chethan Konkati, Rohit Kumar Gupta, and Ankur Chauhan*, “Quasi-static and dynamic response of AA-2219-T87 Aluminium alloy”, Materials Today Communications, Vol. 38, 108443, 2024.

18. Xiangyu Sun, Ankur Chauhan, Debjoy Mallick, Andrew Tonge, James McCauley, Kevin Hemker, Jerry LaSalvia, K.T. Ramesh, “Granular Flow of an Advanced Ceramic under Ultra-high Strain Rates and High Pressures”, Journal of Mechanical Physics and Solids, Vol. 143, 104031, 2020.

19. Ankur Chauhan, Mark Schaefer, Richard Haber, Kevin Hemker, “Experimental observations of amorphization in stoichiometric and boron-rich boron carbide”, Acta Materialia, Vol. 181, 207–215, 2019.

20. Qirong Yang, Chawon Hwang, Chris J. Marvel, Ankur Chauhan, Vladislav Domnich, Atta U. Khan, Martin P. Harmer, Jerry C. LaSalvia, Kevin J. Hemker, Richard A. Haber, “Fabrication and Characterization of Arc Melted Si/B Co-doped Boron Carbide”, Journal of the European Ceramic Society, Vol. 39, 5156–5166, 2019.

21. Ankur Chauhan, Xiangyu Sun, K. T. Ramesh, Kevin J. Hemker, “Dynamic fracture mechanisms of granular boron carbide under multi-axial high-strain-rate loading”, Scripta Materialia, Vol. 173, 125–128, 2019.

Room-temperature creep, strengthening mechanisms, and plasticity

1. Aparajita Pramanik, Chethan Konkati, Stephan Laube, Liu Yang, Sandipan Sen, Alexander Kauffmann, Martin Heilmaier, and Ankur Chauhan*, “Exploring room-temperature deformation mechanisms of a B2-strengthened refractory compositionally complex alloy”, Materials Science and Engineering: A, Vol. 931, 148180, 2025.

2. Syed Abdur Rahman, Shubham Sisodia, Saurabh Kumar, Om Prakash, and Ankur Chauhan*, “Room-temperature creep anisotropy in hot-rolled commercially pure titanium plate”, Philosophical Magazine, Vol. 105, 376-395, 2024.

3. Chethan Konkati, and Ankur Chauhan*, “Incipient plasticity of a non-equiatomic Co21.5Cr21.5Fe21.5Mn21.5Ni14 multi principal element alloy”, Metallurgical and Materials Transactions A, Vol. 54, 3973–3987, 2023.

4. Kaiju Lu, Ankur Chauhan, Dimitri Litvinov, Aditya Srinivasan Tirunilai, Jens Freudenberger, Alexander Kauffmann, Martin Heilmaier, and Jarir Aktaa, “Micro-mechanical deformation behavior of CoCrFeMnNi high-entropy alloy”, Journal of Materials Science & Technology, Vol. 100, 237–245, 2022.

5. A. Chauhan, F. Bergner, A. Etienne, J. Aktaa, Y. De Carlan, C. Heintze, D. Litvinov, M. Hernandez-Mayoral, E. Oñorbe, B. Radiguet, A. Ulbricht, “Microstructure characterization and strengthening mechanisms of oxide dispersion strengthened (ODS) Fe-9%Cr and Fe-14%Cr extruded bars”, Journal of Nuclear Materials, Vol. 495, 6–19, 2017.

6. Ankur Chauhan, Dimitri Litvinov, Benjamin Kaiser, Jarir Aktaa, “Deformation and damage mechanisms of novel austenitic ODS steel under in situ ACOM-TEM straining”, Microscopy and microanalysis, 2244–2245, 24 S1, 08/2018.

Microstructure development

7. Abhinav Chandraker, Ketan Sharma, Chethan Konkati, Shubham Sisodia, Sampad Barik, Kaushik Chatterjee, and Ankur Chauhan*, “Additively manufactured Co–Cr–Ni multi-principal element alloys with excellent strength and ductility at room and cryogenic temperatures”, Virtual and Physical Prototyping, Vol. 20, 1, 2025.

8. Anupama Kashyap, Vishwanadh Bathula, Ankur Chauhan, and Sai Ramudu Meka, “Unusual plate-type iron-carbonitrides development in nitrocarburized Fe-4 wt.% V alloy”, Acta Materialia, Vol. 263, 119523, 2024.

9. Gianna M. Valentino, Pralav P. Shetty, Ankur Chauhan, Jessica A. Krogstad, Timothy P. Weihs, Kevin J. Hemker, “Nanotwin formation in Ni-Mo-W alloys deposited by dc magnetron sputtering”, Scripta Materialia, Vol. 186, 247–252, 2020.

10. Michael Straker, Ankur Chauhan, Mekhola Sinha, W. Adam Phelan, MVS Chandrashekhar, Kevin Hemker, Michael Spencer, Christopher Marvel, “Growth of high purity zone-refined boron carbide single crystals by laser diode floating zone method”, Journal of crystal growth, Vol. 543, 125700, 2020.

11. Dimitri Litvinov, Ankur Chauhan, Tim Gräning, Jarir Aktaa, “Microstructure characterization of a novel austenitic ODS steel by transmission electron microscopy”, Materialia, Vol. 5, 100175, 2019.

12. S. R. Meka, A. Chauhan, T. Steiner, E. Bischoff, P. K. Ghosh, E. J. Mittemeijer, “Generating duplex microstructures by nitriding; nitriding of iron based Fe–Mn alloy”, Materials Science and Technology, Vol. 32 (9), 883-889, 2016.

1. Abhinav Chandraker, Sampad Barik, Nichenametla Jai Sai, and Ankur Chauhan*, "Experimentally Validated and Empirically Compared Machine Learning Approach for Predicting Yield Strength of Additively Manufactured Multi-Principal Element Alloys from the Co–Cr–Fe–Mn–Ni System", Metallurgical and Materials Transactions A, Vol. 56, 571-586, 2025.

2. Nichenametla Jai Sai, Kumar Sridharan, and Ankur Chauhan*, “Establishing machine-learning approach for predicting outer-diametral strains in neutron-irradiated ferritic/martensitic (F/M) steels tubes”, Progress in Nuclear Energy, Vol. 177, 105418, 2024

3. Syed Abdur Rahman, Abhinav Chandraker, Om Prakash, and Ankur Chauhan*, “Data-driven machine learning approach for predicting dwell fatigue life in two classes of Titanium alloys”, Engineering Fracture Mechanics, Vol. 306, 110214, 2024.

4. Nichenametla Jai Sai, Punit Rathore, Kumar Sridharan, and Ankur Chauhan*, “Machine learning-based predictions of yield strength for neutron-irradiated ferritic/martensitic steels”, Fusion Engineering and Design, Vol. 195, 113964, 2023.

5. Nichenametla Jai Sai, Punit Rathore, and Ankur Chauhan*, "Machine learning-based predictions of fatigue life for multi-principal element alloys", Scripta Materialia, Vol. 226, 115214, 2023.