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UNIST 신소재공학과 졸업 (공학박사)

UNIST 신소재공학과 졸업 (공학석사)

UNIST 기계신소재공학부 졸업(전공: 신소재공학, 스핀트로닉스, 소자물리) (공학사)

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2026. 09 – 현재 : 국립한국교통대학교 반도체신소재공학과 부교수

2023. 08 – 2026. 08 : 국립한국교통대학교 반도체신소재공학과 조교수

2020. 12 – 2023. 08 : Lawrence Berkeley National Laboratory 박사후연구원

2020. 03 – 2020. 11 : UNIST 신소재공학과 박사후연구원

▶  연구 업적

[학술논문]

- Terrace-Edge-Induced Domain Nucleation in Room-Temperature 2D Magnetic van der Waals Heterostructures, Advanced Functional Materials, Early View, e16597 (2025)

- Sensitive dependence on initial conditions in a formation of magnetic vortices, Applied Physics Letters 127, 042404 (2025)

- Direct measurement of reduced exchange stiffness and its impact on magnetic vortex behavior in PyGd alloys, Applied Physics Letters 126, 162406 (2025)

- Enhancement of magnetic domain wall velocity via resonant dissipation of standing wave modes of domain wall structure with perpendicular magnetic anisotropy, Physical Review B 110, 214407 (2024)

- Skyrmion-Based Ternary CPU Design, 2024 IEEE Computer Society Annual Symposium on VLSI (ISVLSI) 7 (2024)

- Direct Observation of Room-Temperature Magnetic Skyrmion Motion Driven by Ultra-Low Current Density in Van Der Waals Ferromagnets, Advanced Materials, 36(21), 2312013 (2024)

- Control of a Twisted Domain Wall Motion Supported by Topology, Journal of Applied Physics 135, 103902 (2024)

- Manipulation of the magnetic monopole injection for topological transition, NPG Asia Materials 16, 9 (2024)

- Three-Dimensional Character of Spin Structures in Nanomagnetic Materials, Journal of the Korean Magnetics Society 33(5), 1-9 (2023)

- Atomic scale interface engineering for realizing a perpendicularly magnetized CoFeB-based skyrmion hosting material, Applied Physics Letters 122, 242407 (2023)

- Magnetic Skyrmion Transistor Gated with Voltage-Controlled Magnetic Anisotropy, Advanced Materials 35, 9, 2370064 (2023)

- Tuning of oscillation modes by controlling dimensionality of spin structures, NPG Asia Materials 14, 91 (2022)

- Stochasticity in the Switching of Nanodisks for Probabilistic Computing, ACS Applied Nano Materials 4, 9, 9912–9918 (2021)

- Magnetic skyrmion diode: Unidirectional skyrmion motion via symmetry breaking of potential energy barriers, Physical Review B 104, L060408 (2021). 

- Topology-dependent stability of vortex-antivortex structures, Applied Physics Letter 118, 212407 (2021)

- Thermal generation, manipulation and thermoelectric detection of skyrmions Nature Electronics 3, 672-679 (2020).

- Direct demonstration of topological stability of magnetic skyrmions via topology manipulation, ACS Nano 14, 3251-3258 (2020)

- Creation and annihilation of topological meron pairs in in-plane magnetized films, Nature Communications 10, 5603 (2019)

- Dynamics of the Bloch point in an asymmetric permalloy disk, Nature Communications 10, 593 (2019)

- Spin-orbit torque-driven skyrmion dynamics revealed by time-resolved X-ray microscopy, Nature Communications 8, 15573 (2017)

- Simultaneous control of magnetic topologies for reconfigurable vortex arrays, NPG Asia Materials 9, 348 (2017) 외 다수

[학술대회 발표]

- Topological charge-dependent motion of the emergent magnetic monopole in soft magnetic elements, APS March Meeting 2023, United States (2023)

- Study on the topology-relevant stability of vortex-antivortex pair in a permalloy element, 15th Joint MMM-Intermag Conference, United States (2022) 외 다수

[특허]

- Magnetic domain drawing apparatus, Patent Number: 11-331932, United States (2022)

- Skyrmion diode and method of manufacturing the same, Patent Number: 11024726, United States (2021) 외 다수

[연구실 사이트]

https://sites.google.com/view/spin-heesunghan