Choloong Hahn

Observation of an anti-PT-symmetric exceptional point and energy-difference conserving dynamics in electrical circuit resonators

Youngsun Choi, Choloong Hahn, Jae Woong Yoon et al. · Nature Communications · 2018 · 297 citations · Full text

Natural Sciences, Electrical Engineering, Physics +8

Time-asymmetric loop around an exceptional point over the full optical communications band

Jae Woong Yoon, Young‐Sun Choi, Choloong Hahn et al. · Nature · 2018 · 233 citations

Engineering, Electrical Engineering, Physics +11

Extremely broadband, on-chip optical nonreciprocity enabled by mimicking nonlinear anti-adiabatic quantum jumps near exceptional points

Young‐Sun Choi, Choloong Hahn, Jae Woong Yoon et al. · Nature Communications · 2017 · 128 citations · Full text

Natural Sciences, Physics, Optics +14

Observation of exceptional points in reconfigurable non-Hermitian vector-field holographic lattices

Choloong Hahn, Young‐Sun Choi, Jae Woong Yoon et al. · Nature Communications · 2016 · 65 citations · Full text

Natural Sciences, Materials Science, Physics +10

Helium focused ion beam direct milling of plasmonic heptamer‐arranged nanohole arrays

Choloong Hahn, Akram Hajebifard, Pierre Berini · Nanophotonics · 2019 · 36 citations · Full text

Engineering, Materials Engineering, Materials Science +15