People

Professional Experiences

▶ Associate professor (Mar 2022 – Present)

     Department of Materials Science and Engineering, Inha University, Incheon, Republic of Korea (부교수, 인하대학교 신소재공학과)

▶ Associate professor (Mar 2020 – Feb 2022)

     School of Materials Science and Engineering, University of Ulsan, Ulsan, Republic of Korea (부교수, 울산대학교 첨단소재공학부)

▶ Assistant professor (Mar 2016 – Feb 2020)

     School of Materials Science and Engineering, University of Ulsan, Ulsan, Republic of Korea (조교수, 울산대학교 첨단소재공학부)

▶ Postdoctoral Research Fellow (Aug 2014 – Feb 2016)

     Department of Computational Materials Design, Max-Planck-Institut Für Eisenforschung, Düsseldorf, Germany

     (박사후연구원, 막스플랑크연구소 뒤셀도르프)

Education

▶ M.S. / Ph.D. (Mar 2010 – Aug 2014)

     Dept. of Materials Science and Engineering, Pohang University of Science and Technology (석/박사, 포항공과대학교)

     Thesis: Development of novel vanadium-based hydrogen separation membrane based on modeling approaches 

                 (Advisor: Prof. Byeong-Joo Lee)

▶ B.S. (Mar 2000 – Aug 2007)

     Dept. of Materials Science and Engineering, Pohang University of Science and Technology (학사, 포항공과대학교)

Other Experiences

    (Jun 2007 – Sep 2009) Korea Iron & Steel Association (한국철강협회)

    (Dec 2002 – Jan 2005) Military Service, Republic of Korea Army (대한민국 육군)

Honor and Grants

    Young scientist award, the Korean Institute of Metals and Materials (Jul 2020)

    Annual research award for the faculty of UOU, University of Ulsan (Apr 2019)

    SeAH He-Am Scholarship, SeAH He-Am foundation (Aug 2014 – Feb 2016)

    Encouragement Prize, The 20th Samsung HumanTech Thesis Award (Feb 2014) 

    Ko Jun-Shik Scholarship, Department of MSE, POSTECH (May 2012)

Representative publications

• J. S. Lee, G. Xu, J. S. Suh, J. H. Bae, B.-C. Suh*, Y. M. Kim*, W.-S. Ko*, B.-J. Lee, Atomistic investigation into the formation of axial weak twins during compression of single crystal Mg nanopillars, Acta Materialia 263 (2024) 119512.

• J. S. Lee, W.-S. Ko*, B. Grabowski, Atomistic simulations of the deformation behavior of an Nb nanowire embedded in a NiTi shape memory alloy, Acta Materialia 228 (2022) 117764.

• H. J. Im, W. S. Choi, K. Ryou, J. B. Seol, T. H. Kang, W.-S. Ko*, P.-P. Choi*, Enhanced microstructural stability of γ/γ′-strengthened Co-Ti-Mo-based alloys through Al additions, Acta Materialia 214 (2021) 117011.

• W.-S. Ko*, W. S. Choi, G. Xu, P. P. Choi*, Y. Ikeda, B. Grabowski, Dissecting functional degradation in NiTi shape memory alloys containing amorphous regions via atomistic simulations, Acta Materialia 202 (2021) 331-349.

• H. J. Im, S. Lee, W. S. Choi, S. K. M., D. Raabe, W.-S. Ko*, P.-P. Choi*, Effects of Mo on the mechanical behavior of γ/γʹ-strengthened Co-Ti-based alloys, Acta Materialia 197 (2020) 69-80.

• W.-S. Ko*, A. Stukowski, R. Hadian, A. Nematollahi, J. B. Jeon, W. S. Choi, G. Dehm, J. Neugebauer, C. Kirchlechner, B. Grabowski, Atomistic deformation behavior of single and twin crystalline Cu nanopillars with preexisting dislocations, Acta Materialia 197 (2020) 54-68.

• W.-S. Ko*, S. B. Maisel, B. Grabowski, J. B. Jeon, J. Neugebauer, "Atomic scale processes of phase transformations in nanocrystalline NiTi shape-memory alloys", Acta Materialia 123 (2017) 90-101. <citation: 195>

• W.-S. Ko*, B. Grabowski, J. Neugebauer, "Development and application of a Ni-Ti interatomic potential with high predictive accuracy of the martensitic phase transition", Physical Review B 92 (2015) 134107. <citation: 216>