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Gahyun Choi
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Strong fermi-level pinning at metal/n-Si (001) interface ensured by forming an intact Schottky contact with a graphene insertion layer
HH Yoon, S Jung, G Choi, J Kim, Y Jeon, YS Kim, HY Jeong, K Kim, ...
Nano letters 17 (1), 44-49, 2017
362017
Schottky barrier modulation of metal/4H-SiC junction with thin interface spacer driven by surface polarization charge on 4H-SiC substrate
G Choi, HH Yoon, S Jung, Y Jeon, JY Lee, W Bahng, K Park
Applied Physics Letters 107 (25), 2015
212015
Reduction of water-molecule-induced current-voltage hysteresis in graphene field effect transistor with semi-dry transfer using flexible supporter
S Jung, HH Yoon, H Jin, K Mo, G Choi, J Lee, H Park, K Park
Journal of Applied Physics 125 (18), 2019
182019
A 5.5 mW/channel 2-to-7 GHz frequency synthesizable qubit-controlling cryogenic pulse modulator for scalable quantum computers
K Kang, BJ Kim, G Choi, SK Lee, J Choi, J Lee, S Kang, M Lee, HJ Song, ...
2021 Symposium on VLSI Circuits, 1-2, 2021
172021
Negative Fermi-level pinning effect of metal/n-GaAs (001) junction induced by a graphene interlayer
HH Yoon, W Song, S Jung, J Kim, K Mo, G Choi, HY Jeong, JH Lee, ...
ACS applied materials & interfaces 11 (50), 47182-47189, 2019
152019
Observation of a Strongly Enhanced Relaxation Time of an In-situ Tunable Transmon on a Silicon Substrate up to the Purcell Limit Approaching 100 μs
G Park, G Choi, J Choi, J Choi, SG Lee, KW Lee, W Song, Y Chong
Journal of the Korean Physical Society 76, 1029-1034, 2020
52020
Multi-Level Capacitive Memory Effect in Metal/Oxide/Floating-Schottky Junction
G Choi, HH Yoon, K Park, J Kim, S Jung, Y Chong
Journal of the Korean Physical Society 74, 979-983, 2019
22019
Optical and Raman spectroscopies of 171Yb3+:Y2SiO5 hyperfine structure for application toward microwave-to-optical transducer
HJ Lim, G Choi, KS Hong
Journal of the Korean Physical Society 84 (1), 50-58, 2024
12024
Wide Effective Work-Function Tuning of Al/SiO/Si Junction Achieved with Graphene Interlayer at Al/SiO Interface
W Song, JY Lee, J Kim, J Park, J Jo, E Hyun, J Kim, D Eom, G Choi, ...
arXiv preprint arXiv:2208.08044, 2022
12022
Design of an Antireflection Coating for High-efficiency Superconducting Nanowire Single-photon Detectors
J Choi, G Choi, SK Lee, K Park, W Song, DH Lee, Y Chong
Current Optics and Photonics 5 (4), 375-383, 2021
12021
Characterization of broadband Purcell filters with compact footprint for fast multiplexed superconducting qubit readout
SH Park, G Choi, G Kim, J Jo, B Lee, G Kim, K Park, YH Lee, S Hahn
Applied Physics Letters 124 (4), 2024
2024
Flux-driven Josephson Parametric Amplifier Fabricated Using the Nb/AlOx/Nb Trilayer Process
G Choi, B Kim, J Choi, K Park, Y Chong, YH Lee
IEEE Transactions on Applied Superconductivity, 2023
2023
High-Fidelity Multiplexed Single-Shot Readout for Transmon Qubits With High-Power Measurement
HS Yeo, S Woo, J Kim, Y Kim, B Choi, G Choi, J Choi, SK Lee, W Song, ...
IEEE Transactions on Applied Superconductivity 33 (5), 1-5, 2023
2023
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