Professor

People

Hyeong-Ryeol Park박형렬

연구주제

Ultrafast and nanophotonics, Terahertz & quantum sensing, AI-based inverse design for photonic devices

(1) Terahertz (THz) absorption spectroscopy for sensing
- Ultra-sensitive THz detection and fingerprinting of biomolecules in water
- THz dynamics of two-dimensional water layer
(2) Nanofabrication for large-area nano cavity array operating at broad wavelength range
- Machine learning-based inverse design of terahertz nano-cavities
- Wafer-scale nanofabrication for metal nano-cavities at sub-nanometer resolution
(3) Ultrafast spectroscopy with optical (or terahertz) pump-probe measurements
- Nanogap-enhanced magneto-plasmonic device
- Ultrafast dynamics of ferroelectric polarization in hafnia
- Ultrafast dynamics of the phase-transition materials combined with nano-cavities
- 2D & 3D topological insulators combined with THz nanogap systems

B.S. in Physics (2006), Seoul National University, Seoul, Korea
Ph.D. in Physics (2012), Seoul National University, Seoul, Korea
– “Strong coupling between terahertz nano-slot antenna and metallic nano-objects”
– Advisor: Prof. Dai-Sik Kim
Postdoctoral research associate, Seoul National University, Seoul, Korea (2012-2013)
Postdoctoral research associate, University of Minnesota, MN, USA (2013-2016)
Assistant Professor, Department of Physics, Chungbuk National University (2016 – 2019)
Assistant Professor, Department of Physics, UNIST (2019 – 2023)
Associate Professor, Department of Physics, UNIST (2023 – present)

Enhanced terahertz magneto-plasmonic effect enabled by epsilon-near-zero iron slot antennas, Nanophotonics (2025) 14, 1257
Suppressed terahertz dynamics of water confined in nanometer gaps, Science Advances (2024) 10, eadm7315
More than 30,000-fold field enhancement of terahertz nanoresonators enabled by rapid inverse design, Nano Letters (2023) 23, 11685
Terahertz virus-sized gold nanogap sensor, Nanophotonics (2023) 12, 147
Terahertz biochemical molecule-specific sensors, Advanced Optical Materials (2020) 8, 1900662