Assist. Prof. Dr. Je-ho Shim, Department of physics, South Korea
Shim Je-Ho, born on April 5, 1982, is an Assistant Professor in the Department of Physics at Yanbian University, China. With a strong background in condensed matter physics, he has made significant contributions in ultrafast magnetization dynamics and magnetic vortex observation. Dr. Shim earned his Ph.D. from Chungbuk National University, South Korea, under the guidance of Dong-Hyun Kim. He has previously worked as a researcher at the Max Planck Center for Attosecond Science at Pohang University of Science and Technology in Korea. His research is renowned for its focus on micromagnetic simulations, femtosecond time-resolved magneto-optic Kerr effects, and ferromagnetic resonance studies. His scientific endeavors have earned him national recognition, including a commendation from the Korean Ministry of Science and Information and Communications Technology. Dr. Shim has a proven track record of advancing knowledge in materials science and physics, with numerous impactful publications and projects.
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Research for Best Researcher Award: Shim Je-Ho’s Suitability
Shim Je-Ho’s extensive background in condensed matter physics, with a particular focus on ultrafast magnetization dynamics, makes him an excellent candidate for the Research for Best Researcher Award. He completed his Ph.D. in Condensed Matter Physics at Chungbuk National University, South Korea, under the guidance of Professor Dong-Hyun Kim, which laid a solid foundation for his expertise. His academic experience, combined with his work as a researcher at the Max Planck Center for Attosecond Science and his current role as an Assistant Professor at Yanbian University, illustrates his capacity to drive forward significant advances in the field of magnetic phenomena, specifically regarding ferromagnetic materials.
One of his most notable contributions is his groundbreaking work on magnetic vortex observation using X-ray microscopy, as well as his exploration of ultrafast magnetization dynamics through femtosecond time-resolved magneto-optic Kerr effect and micromagnetic simulations. These areas represent cutting-edge research in condensed matter physics, with implications for data storage and quantum computing technologies. His research has led to numerous publications in high-impact journals such as Nature Communications, Science Reports, and Physical Review B, further establishing his reputation as a leader in the field. Notably, his 2017 work on the “Ultrafast Giant Magnetic Cooling Effect in Ferromagnetic Co/Pt Multilayers” and his contributions to understanding ultrafast spin dynamics have expanded our understanding of magnetism at the nanoscale.
🎓 Education
Dr. Shim Je-Ho completed his Ph.D. in Condensed Matter Physics at Chungbuk National University, Korea, in September 2015, after obtaining a Master’s degree in the same field from the same institution in 2010. Under the mentorship of Dong-Hyun Kim, his graduate work focused on magnetic dynamics and micromagnetic simulations. He also earned his bachelor’s degree in physics from Chungbuk National University in 2008. His education laid the foundation for his in-depth understanding of ultrafast magnetization dynamics, magnetic vortex systems, and related phenomena. Dr. Shim’s academic journey not only equipped him with technical expertise in physics but also sparked his long-term interest in ferromagnetic resonance, X-ray microscopy, and ultrafast dynamics. His education at Chungbuk National University remains an integral part of his scientific career and continues to shape his innovative research directions.
💼 Professional Experience
Dr. Shim Je-Ho has an extensive academic and research career spanning various roles in South Korea and China. After completing his Ph.D. in 2015, he served as a researcher at the Max Planck Center for Attosecond Science at Pohang University of Science and Technology, Korea, from 2015 to 2022. In this role, he advanced ultrafast magnetization dynamics research, including studies on femtosecond time-resolved magneto-optic Kerr effects and micromagnetic simulations. In 2022, he took on his current role as an Assistant Professor in the Department of Physics at Yanbian University in China, where he continues to expand his research on ultrafast magnetization dynamics, magnetic vortex observation, and ferromagnetic materials. Dr. Shim’s experience spans both theoretical and experimental work in condensed matter physics, making him a highly regarded expert in his field. His contributions have solidified his reputation in the global physics and materials science communities.
🏅 Awards and Recognition
Dr. Shim Je-Ho has received notable recognition for his contributions to the field of materials science. In April 2019, he was awarded the Minister of Science, Technology, and Information and Communications Technology Commendation during the Korea Science Day, a prestigious accolade for his groundbreaking work in natural sciences. His research on ultrafast magnetization dynamics and magnetic vortex systems has garnered attention and respect within the scientific community. The recognition of his work by the Korean Ministry of Science highlights his contributions to advancing the understanding of magnetic properties at ultrafast timescales. Additionally, Dr. Shim has been invited to present his research at leading conferences, further establishing his position as an influential figure in condensed matter physics. His award-winning research continues to shape developments in ultrafast dynamics, ferromagnetic materials, and magneto-optic technologies.
Dr. Shim Je-Ho’s research focuses on ultrafast magnetization dynamics and magnetic vortex systems, particularly their behavior at femtosecond timescales. He is proficient in utilizing advanced tools such as femtosecond time-resolved magneto-optic Kerr effects, X-ray microscopy, and micromagnetic simulations to study ferromagnetic materials and multilayers. His work on the ultrafast manipulation of exchange stiffness and the role of non-thermal electrons in spin dynamics has led to significant insights in materials science. Additionally, his research on ferromagnetic resonance (FMR) and optical-pump THz-probe studies highlights his expertise in characterizing ferromagnetic films. Dr. Shim also brings a broad range of experience in simulating various ferromagnetic patterns, contributing to both theoretical and experimental advancements in the field. His ability to combine computational methods with experimental techniques enables him to explore novel phenomena in materials science and condensed matter physics.
Publication Top Notes
- Size-dependent shifts of the Néel temperature and optical band-gap in NiO nanoparticles
Authors: S. Thota, J.H. Shim, M.S. Seehra
Journal of Applied Physics 114 (21), 99
Year: 2013
- Antiferromagnetic layer thickness dependence of noncollinear uniaxial and unidirectional anisotropies in NiFe/FeMn/CoFe trilayers
Authors: H.C. Choi, C.Y. You, K.Y. Kim, J.S. Lee, J.H. Shim, D.H. Kim
Physical Review B—Condensed Matter and Materials Physics 81 (22), 224410
Year: 2010
- Intrinsic pinning behavior and propagation onset of three-dimensional Bloch-point domain wall in a cylindrical ferromagnetic nanowire
Authors: H.G. Piao, J.H. Shim, D. Djuhana, D.H. Kim
Applied Physics Letters 102 (11)
Year: 2013
- Induced versus intrinsic magnetic moments in ultrafast magnetization dynamics
Authors: M. Hofherr, S. Moretti, J. Shim, S. Häuser, N.Y. Safonova, M. Stiehl, A. Ali, …
Physical Review B 98 (17), 174419
Year: 2018
- Direct observation of terahertz emission from ultrafast spin dynamics in thick ferromagnetic films
Authors: L. Huang, J.W. Kim, S.H. Lee, S.D. Kim, V.M. Tien, K.P. Shinde, J.H. Shim, Y. Shin, …
Applied Physics Letters 115 (14)
Year: 2019
- Nonlinear motion of coupled magnetic vortices in ferromagnetic/nonmagnetic/ferromagnetic trilayer
Authors: S.H. Jun, J.H. Shim, S.K. Oh, S.C. Yu, D.H. Kim, B. Mesler, P. Fischer
Applied Physics Letters 95 (14)
Year: 2009
- Domain wall propagation in wavy ferromagnetic nanowire
Authors: H.G. Piao, J.H. Shim, S.H. Lee, D. Djuhana, S.K. Oh, S.C. Yu, D.H. Kim
IEEE Transactions on Magnetics 45 (10), 3926-3929
Year: 2009
- Ultrafast dynamics of exchange stiffness in Co/Pt multilayer
Authors: J.H. Shim, A.A. Syed, Y. Shin, J.W. Kim, H.G. Piao, S.H. Lee, K.M. Lee, J.R. Jeong, …
Communications Physics 3 (1), 74
Year: 2020
- Ratchet effect of the domain wall by asymmetric magnetostatic potentials
Authors: H.G. Piao, H.C. Choi, J.H. Shim, D.H. Kim, C.Y. You
Applied Physics Letters 99 (19)
Year: 2011
- Universal field-tunable terahertz emission by ultrafast photoinduced demagnetization in Fe, Ni, and Co ferromagnetic films
Authors: L. Huang, S.H. Lee, S.D. Kim, J.H. Shim, H.J. Shin, S. Kim, J. Park, S.Y. Park, …
Scientific Reports 10 (1), 15843
Year: 2020