교원소개

차세대 반도체 기술 연구실(ESTL)은 차세대 반도체 소재/소자 및 컴퓨팅 시스템 연구에 중점을 두고 있습니다. 새로운 컴퓨팅 패러다임(뉴로모픽 컴퓨팅, 인메모리 컴퓨팅, 확률 컴퓨팅 등)을 실현하기 위해, 신소재, 소자 구조, 스위칭 메커니즘, 컴퓨팅 시스템 연구를 종합적으로 수행하고 있습니다.

[ Curriculum Vitae ]

• 2025~Present: Assistant Professor, UNIST
• 2023~2025: Postdoctoral Researcher, Materials Physics, Sandia National Laboratories
• 2023~2025: Postdoctoral Fellow, Advanced Light Source, Lawrence Berkeley National Laboratory
• 2023~2025: Postdoctoral Researcher, Electrical and Computer Engineering, Texas A&M University
• 2023: Postdoctoral Researcher, Inter-university Semiconductor Research Center
• 2022~2023: Staff Engineer, Semiconductor R&D Center, Samsung Electronics

[ Academic Credential ]

• 2022: Ph.D., Materials Science and Engineering, Seoul National University
• 2017: B. S., Materials Science and Engineering, KAIST

[ Research Keywords and Topics ]

Semiconductor materials and processes, resistance switching materials, emerging semiconductor devices, emerging computing systems (neuromorphic computing, in-memory computing, probabilistic computing, etc.)

[ Publications (selected) ]

• “Localized Conduction Channels in Memristors”

K. S. Woo, R. S. Williams, S. Kumar, Chemical Reviews, 125, 294-325 (2025)

• “Role of Heat in Post-Silicon Electronics”

K. S. Woo, G. Kim, K. M. Kim, S. Kumar, Applied Physics Reviews, 12, 031323 (2025)

• “True random number generation using the spin crossover in LaCoO3”

K. S. Woo, A. Zhang, A. Arabelo, T. D. Brown, M. Park, A. A. Talin, E. J. Fuller, R. S. Bisht, X. Qian, R. Arroyave, S. Ramanathan, L. Thomas, R. S. Williams, S. Kumar, Nature Communications, 15, 4656 (2024)

•  “Tunable stochastic memristors for energy-efficient encryption and computing”

K. S. Woo, J. Han, S. Yi, L. Thomas, H. Park, S. Kumar, C. S. Hwang, Nature Communications, 15, 3245 (2024)

• “Memristors with Tunable Volatility for Reconfigurable Neuromorphic Computing”

K. S. Woo, H. Park, N. Ghenzi, A. A. Talin, T. Jeong, J.-H. Choi, S. Oh, Y. H. Jang, J. Han, R. S. Williams, S. Kumar, C. S. Hwang, ACS Nano, 18, 17007-170 (2024)

• “Probabilistic computing using Cu0.1Te0.9/HfO2/Pt diffusive memristors”

K. S. Woo, J. Kim, J. Han, W. Kim, Y. H. Jang, C. S. Hwang, Nature Communications, 13, 5762 (2022)

[  Awards/Honors/Memberships ]

• 2024~2025: Advanced Light Source Postdoctoral Fellowship, Lawrence Berkeley National Laboratory
• 2023: Doyeon Research Award, Inter-university Semiconductor Research Center (ISRC), Seoul National University
• 2022: SSSP Fellowship, Samsung Electronics & Seoul National University