Geunhyeong Lee, Ph.D.

Curriculum Vitae

Scientist (Staff) · FRIB, Michigan State University

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  • East Lansing, MI, US

    Scientist (Staff)

    Facility for Rare Isotope Beams (FRIB), Michigan State University

    High Power Targetry Team

    • Developed BiSTO (Binary Surrogate-based Topology Optimization), an AI-driven framework combining surrogate-guided topology search, solver verification, and geometric connectivity constraints for turbulent cooling-channel design.
    • Optimized the FRIB beam dump using genetic algorithms and reinforcement learning, increasing simulated average power-handling capability by 72% over the existing design.
    • Developed a CNN–MLP surrogate for rotating beam-dump thermal limits (2.8% mean error against FEM in cross-validation; millisecond-scale inference).
    • Led thermal design reviews and provided simulation evidence for device qualification; performed thermal-fluid-electromagnetic analysis and validation.
  • Daejeon, Korea

    Postdoctoral Researcher

    Korea Atomic Energy Research Institute (KAERI)

    Applied Artificial Intelligence Lab

    • Developed DRL optimization with 14.8% higher simulated heat transfer than conventional topology optimization; tested a metal-printed prototype.
    • Designed flow channels for Samsung OLED susceptors using reinforcement learning.
    • Designed a single-body, 3D-printable DC electromagnetic pump with 52% lower simulated current demand than a helical pump at matched pressure and flow rate.
    • Applied AI anomaly detection to the KOMAC accelerator for operational stability.
  • Ulsan, South Korea

    Ph.D. in Nuclear Engineering (Combined M.S./Ph.D.)

    Ulsan National Institute of Science and Technology (UNIST)

  • Ulsan, South Korea

    B.S. in Nuclear Engineering & Mechanical Engineering

    Ulsan National Institute of Science and Technology (UNIST)

14 published SCIE journal articles

13 first/co-first author 5 corresponding author

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Other journal publications
1
Conference contributions
34 completed + 1 upcoming
Registered patents
6