Scholarworks@UNIST: Browsing Repository

A study on the dephasing sources in superconducting transmon qubit in Ramsey experiments

Choi, Jisoo , Choi, Gahyun , Park, Gwanyeol , Son, Jinsu , Lee, Kwan-Woo , Park, Kibog , Lee, Soon-Gul , Kang, Byeongwon , Song, Woon , Chong, Yonuk

Conference Paper Issue Date2019-04-25 View64

Capacitive Memory Effect of Metal/Semiconductor Junction and Its Application in Superconducting Circuit QED File File

Choi, Gahyun

Thesis Issue Date2019-08 View53

Characterization and Optimization of Single Qubit Operations in Superconducting Transmon Qubit System

Noh, Taewan , Park, Gwanyeol , Choi, Gahyun , Lee, Soongul , Park, Kibog , Song, Woon , Chong, Yonuk

Conference Paper Issue Date2016-10-19 View57

Characterization of broadband Purcell filters with compact footprint for fast multiplexed superconducting qubit readout File

Park, Seong Hyeon , Choi, Gahyun , Kim, Gyunghun , Jo, Jaehyeong , Lee, Bumsung , Kim, Geonyoung , Park, Kibog , Lee, Yong-Ho , Hahn, Seungyong

Article Issue Date2024-01 View123

Coupling strength between superconducting transmon qubit and mode of electromagnetic field in 3D microwave cavity

Son, Jinsu , Choi, Gahyun , Choi, Jisu , Park, Gwanyeol , Noh, Taewan , Kang, Byeongwon , Park, Kibog , Lee, Kwan-Woo , Lee, Soon-Gul , Song, Woon , et al

Conference Paper Issue Date2018-10-25 View99

Demonstration of Two-Qubit Algorithms in Superconducting Qubit System

Noh, Taewan , Park, Gwanyeol , Choi, Gahyun , Choi, Jiman , Song, Woon , Lee, Soongul , Park, Kibog , Chong, Yonuk

Conference Paper Issue Date2017-10-26 View55

Design of an Antireflection Coating for High-efficiency Superconducting Nanowire Single-photon Detectors File

Choi, Jiman , Choi, Gahyun , Lee, Sun Kyung , Park, Kibog , Song, Woon , Lee, Dong-Hoon , Chong, Yonuk

Article Issue Date2021-08 View154

Development of superconducting nanowire single photon detector (SNSPD) for communication wavelength of 1550 nm

Choi, Jiman , Choi, Gahyun , Yamamori, Hirotake , Park, Kibog , Song, Woon , Chong, Yonuk

Conference Paper Issue Date2018-10-25 View64

Effective Work-function Increase in Al/SiO2/Si Junction Achieved with Graphene Interlayer at Al/SiO2 Interface

Song, Wonho , Lee, Jung-Yong , Kim, Junhyung , Park, Jinyoung , Hyun, Eunseok , Kim, Jiwan , Eom, Daejin , Choi, Gahyun , Park, Kibog

Conference Paper Issue Date2022-06-27 View123

Effects of Spontaneous Polarization of 4H-SiC on Electrical Properties of Metal/4H-SiC Junction with Thin Interface Spacer Layer

Park, Kibog , Choi, Gahyun , Jeon, Youngeun , Lee, Jung Yong , Yoon, Hun Han

Conference Paper Issue Date2013-10-30 View55

Electrical Properties of Intact Metal/Semiconductor Contact Formed with Graphene Insertion Layer

Yoon, Hoon Hahn , Song, Wonho , Jung, Sungchul , Kim, Junhyung , Choi, Gahyun , Mo, Kyuhyung , Jeong, Hu Young , Lee, Jong Hoon , Park, Kibog

Conference Paper Issue Date2018-08-21 View127

Electrical Properties of Metal/4H-SiC Junction Modulated by Graphene Insertion Layer

Choi, Gahyun , Song, Wonho , Mo, Kyuhyung , Jung, Sungchul , Yoon, Hoon Hahn , Kim, Junhyung , Park, Kibog

Conference Paper Issue Date2018-10-25 View100

Enhanced Contribution of Edge Tunneling Effect to Current-Voltage Characteristics of Al/Si and Al/Graphene/Si Junctions with Lateral Size Scaling

Yoon, Hoon Hahn , Song, Wonho , Choi, Gahyun , Jung, Sungchul , Mo, Kyuhyung , Kim, Junhyung , Park, Kibog

Conference Paper Issue Date2019-04-24 View89

Enhanced Fermi-Level Pinning in Metal/4H-SiC Junction with Graphene Insertion Layer

Choi, Gahyun , Mo, Kyuhyung , Jung, Sungchul , Yoon, Hoon Hahn , Song, Wonho , Kim, Junhyung , Park, Kibog

Conference Paper Issue Date2018-08-01 View90

Error analysis of the cNOT gate constructed by MAP+Z gates in two-qubit circuit QED system

Noh, Taewan , Choi, Gahyun , Park, Gwanyeol , Park, Kibog , Lee, Soon-Gul , Song, Woon , Chong, Yonuk

Conference Paper Issue Date2018-10-26 View63

Flux-Driven Josephson Parametric Amplifier Fabricated Using the Nb/AlOx/Nb Trilayer Process File

Choi, Gahyun , Kim, Bokyung , Choi, Jiman , Park, Kibog , Chong, Yonuk , Lee, Yong-Ho

Article Issue Date2023-08 View109

Formation of Intact Schottky Junction with Graphene Diffusion Barrier

Yoon, Hoon Hahn , Jung, Sungchul , Choi, Gahyun , Kim, Junhyung , Jeon, Youngeun , Kim, Yong Soo , Jeong, Hu Young , Kim, Kwanpyo , Kwon, Soon-Yong , Park Kibog

Conference Paper Issue Date2016-10-19 View61

Hybrid quantum system employing a nano-mechanical oscillator and a superconducting microwave resonator

Choi, Gahyun , Chong, Yonuk , Kim, Junhyung , Kim, Duk Young , Kim, Dong Kyu , Jo, Yonggi , Park, Kibog , Lee, Donghun , Kim, Zaeill

Conference Paper Issue Date2020-11-05 View104

Implementation of all-microwave entanglement schemes in 3D transmon two qubit system

Chong, Yonuk , Noh, Taewan , Park, Gwanyeol , Choi, Gahyun , Choi, Jiman , Song, Woon , Lee, Soon Gul , Park, Kibog

Conference Paper Issue Date2017-03-14 View70

Implementation of Gate Set Tomography on Superconducting Transmon Qubit for Characterization and Optimization of Single Qubit Gates

Noh, Taewan , Park, Gwanyeol , Choi, Gahyun , Choi, Jiman , Song, Woon , Lee, Soongul , Park, Kibog , Chong, Yonuk

Conference Paper Issue Date2017-10-26 View74

Implementation of gate set tomography on transmon qubit to characterize and optimize single qubit

Noh, Taewan , Park, Gwanyeol , Choi, Gahyun , Choi, Jiman , Song, Woon , Lee, Soon Gul , Park, Kibog , Chong, Yonuk

Conference Paper Issue Date2017-03-15 View74

Largely-Tuned Effective Work-Function of Al/Graphene/SiO2/Si Junction with Electric Dipole Layer at Al/Graphene Interface File File

Song, Wonho , Lee, Jung-Yong , Kim, Junhyung , Park, Jinyoung , Jo, Jaehyeong , Hyun, Eunseok , Kim, Jiwan , Park, Hyunjae , Eom, Daejin , Choi, Gahyun , et al

Article Issue Date2024-11 View129

Microwave Transmission in Superconducting TiN CPW Resonator with High and Nonlinear Kinetic Inductance

Jo, Jaehyeong , Kim, Jiwan , Park, Hyunjae , Hyun, Eunseok , Park, Jungjae , Choi, Gahyun , Lee, Yong-Ho , Park, Kibog

Conference Paper Issue Date2024-04-26 View72

Minimization of Water Molecule Trapping at Graphene/Substrate Interface Using Dry Transfer with Flexible Supporting Layer

Jung, Sungchul , Yoon, Hoon Hahn , Jin, Hanbyul , Mo, Kyuhyung , Choi, Gahyun , Lee, Junghyun , Park, Hyesung , Park, Kibog

Conference Paper Issue Date2018-04-25 View142

Multi-Level Capacitive Memory Effect in Metal/Oxide/Floating-Schottky Junction File

Choi, Gahyun , Yoon, Hoon Hahn , Park, Kibog , Kim, Junhyung , Jung, Sungchul , Chong, Yonuk

Article Issue Date2019-05 View102

Multi-Level Capacitive Memory Effect in Metal/Oxide/Floating-Schottky Junction

Choi, Gahyun , Jung, Seongchul , Yoon, Hoon Hahn , Jeon, Youngeun , Park, Kibog

Conference Paper Issue Date2015-03-05 View124

Multi-Level Memory Effect of CVD Graphene Transferred on SiO2 by Controlled Hydron Adsorption at Interface

Jung, Sungchul , Kim, Junhyoung , Yoon, Hoon Hahn , Jin, Han Byul , Choi, Gahyun , Lee, Jung-Yong , Eom, Daejin , Park, Kibog

Conference Paper Issue Date2016-03-17 View132

Multi-Level Memory Effect of CVD Graphene Transferred on SiO2 by Gate-Voltage Controlled Hydron Adsorption

Jung, Sungchul , Kim, Junhyoung , Yoon, Hoon Hahn , Jin, Han Byul , Choi, Gahyun , Lee, Jung-Yong , Park, Kibog

Conference Paper Issue Date2015-10-23 View90

Negative Fermi-Level Pinning at Metal/GaAs Junction Occurring with Graphene Insertion Layer

Park, Kibog , Yoon, Hoon Hahn , Song, Wonho , Jung, Sungchul , Kim, Junhyung , Choi, Gahyun , Mo, Kyuhyung , Lee, Jong Hoon , Jeong, Hu Young

Conference Paper Issue Date2018-07-31 View109

Negative Fermi-level Pinning Effect Induced by Graphene Interlayer in Metal/Graphene/Semiconductor Junction

Yoon, Hoon Hahn , Song, Wonho , Jung, Sungchul , Kim, Junhyung , Mo, Kyuhyung , Choi, Gahyun , Jeong, Hu Young , Lee, Jong Hoon , Park, Kibog

Conference Paper Issue Date2019-10-23 View103

Negative Fermi-Level Pinning Effect Observed in Metal/GaAs Junction with Graphene Insertion Layer

Yoon, Hoon Hahn , Song, Wonho , Jung, Sungchul , Kim, Junhyung , Mo, Kyuhyung , Choi, Gahyun , Jeong, Hu Young , Lee, Jong Hoon , Park, Kibog

Conference Paper Issue Date2019-02-15 View113

Negative Fermi-Level Pinning Effect of Metal/n-GaAs(001) Junction Induced by a Graphene Interlayer File

Yoon, Hoon Hahn , Song, Wonho , Jung, Sungchul , Kim, Junhyung , Mo, Kyuhyung , Choi, Gahyun , Jeong, Hu Young , Lee, Jong Hoon , Park, Kibog

Article Issue Date2019-12 View170

Observation of Long Coherence Time in a Superconducting Transmon Qubit

Park, Gwanyeol , Choi, Jiman , Choi, Gahyun , Choi, Jisoo , Son, Jinsu , Lee, Junyoung , Lee, Soon-Gul , Park, Kibog , Lee, Kwan-Woo , Kang, Byeongwon , et al

Conference Paper Issue Date2019-04-25 View76

Quantum Carrier Transport of Highly Disordered Electron System in Epitaxial Graphene on 6H-SiC with As-Grown Defects

Jo, Jaehyeong , Hyun, Eunseok , Kim, Jiwan , Park, Hyunjae , Kim, Junhyung , Choi, Gahyun , Sohn, So-Dam , Kunc, Jan , Eom, Daejin , Park, Kibog

Conference Paper Issue Date2024-07-29 View88

Qubit decoherence and the Purcell effect in 3D transmon qubit in circuit QED

Park, Gwanyeol , Noh, Taewan , Choi, Gahyun , Choi, Jiman , Song, Woon , Lee, Soongul , Park, Kibog , Chong, Yonuk

Conference Paper Issue Date2017-04-20 View73

Reduced Schottky Barrier of Metal/4H-SiC Junction with Ultrathin Aluminum Oxynitride Interlayer

Kim, Junhyung , Hyun, Eunseok , Song, Wonho , Park, Jinyoung , Jo, Jaehyeong , Kim, Jiwan , Park, Hyunjae , Choi, Gahyun , Park, Kibog

Conference Paper Issue Date2023-02-15 View102

Reduction of Current-Voltage Hysteresis in Graphene Field Effect Transistor Achieved with Dry Transfer Using Flexible Tape Supporter

Jung, Sungchul , Yoon, Hoon Hahn , Jin, Hanbyul , Mo, Kyuhyung , Choi, Gahyun , Lee, Junghyun , Park, Hyesung , Park, Kibog

Conference Paper Issue Date2019-03-05 View106

Reduction of water-molecule-induced current-voltage hysteresis in graphene field effect transistor with semi-dry transfer using flexible supporter File

Jung, Sungchul , Yoon, Hoon Hahn , Jin, Hanbyul , Mo, Kyuhyung , Choi, Gahyun , Lee, Junghyun , Park, Hyesung , Park, Kibog

Article Issue Date2019-05 View157

Schottky Barrier Lowering Induced by Ultrathin Aluminum Oxynitride Interlayer in Metal/SiC Junctions

Kim, Junhyung , Hyun, Eunseok , Song, Wonho , Park, Jinyoung , Jo, Jaehyoung , Kim, Jiwan , Park, Hyunjae , Jun, Myong-Chul , Yeo, Im-Gyu , Seo, Han Seok , et al

Conference Paper Issue Date2022-04-20 View98

Schottky Barrier Lowering Induced by Ultrathin Aluminum Oxynitride interlayer in Metal/SiC Junctions

Kim, Junhyung , Hyun, Eunseok , Song, Wonho , Park, Jinyoung , Jo, Jaehyeong , Kim, Jiwan , Park, Hyunjae , Choi, Gahyun , Park, Kibog

Conference Paper Issue Date2022-06-27 View105

Schottky Barrier Lowering of Metal/4H-SiC Junction with Ultrathin Aluminum Oxynitride Interlayer

Kim, Junhyung , Hyun, Eunseok , Song, Wonho , Park, Jinyoung , Jo, Jaehyung , Kim, Jiwan , Park, Hyunjae , Choi, Gahyun , Park, Kibog

Conference Paper Issue Date2024-03-05 View91

Schottky Barrier Modulation of Metal/4H-SiC Junction with Thin Interface Spacer Driven by Surface Polarization Charge on 4H-SiC Substrate File

Choi, Gahyun , Yoon, Hoon Hahn , Jung, Sungchul , Jeon, Youngeun , Lee, Jung Yong , Bahng, Wook , Park, Kibog

Article Issue Date2015-12 View127

Squeezing microwave photon using a Josephson parametric amplifier

Choi, Gahyun , Noh, Taewan , Park, Gwanyeol , Choi, Jiman , Song, Woon , Park, Kibog , Lee, Soongul , Chong, Yonuk

Conference Paper Issue Date2017-10-26 View67

State Tomography of Superconducting Multi-Qubits in Circuit QED

Choi, Gahyun , Noh, Taewan , Park, Gwanyeol , Choi, Jisoo , Park, Kibog , Lee, Soon-Gul , Lee, Kwan-Woo , Song, Woon , Chong, Yonuk

Conference Paper Issue Date2019-04-26 View62

Strange-Metal Behavior of Highly Disordered 2D Electron System in Epitaxial Graphene Grown on 6H-SiC

Jo, Jaehyeong , Hyun, Eunseok , Kim, Jiwan , Park, Hyunjae , Kim, Junhyung , Choi, Gahyun , Sohn, So-Dam , Kunc, Jan , Eom, Daejin , Park, Kibog

Conference Paper Issue Date2023-03-06 View133

Strong Fermi-Level Pinning at Intact Metal/Si Interface Formed with Graphene Diffusion Barrier

Park, Kibog , Yoon, Hoon Hahn , Jung, Sungchul , Choi, Gahyun , Kim, Junhyung , Jeon, Youngeun , Kim, Yong Soo , Jeong, Hu Young , Kim, Kwanpyo , Kwon, Soon-Yong

Conference Paper Issue Date2017-03-14 View94

Strong Fermi-Level Pinning at Metal/n-Si(001) Interface Ensured by Forming an Intact Schottky Contact with a Graphene Insertion Layer File

Yoon, Hoon Hahn , Jung, Sungchul , Choi, Gahyun , Kim, Junhyung , Jeon, Youngeun , Kim, Yong Soo , Jeong, Hu Young , Kim, Kwanpyo , Kwon, Soon-Yong , Park, Kibog

Article Issue Date2017-01 View156

Strong Fermi-Level Pinning at Metal/Si(001) Interface Ensured by Forming Abrupt Schottky Junction with Graphene Insertion Layer

Yoon, Hoon Hahn , Jung, Sung Chul , Choi, Gahyun , Kim, Jun Hyoung , Jeon, Youngeun , Jeong, Hu Young , Kim, Kwanpyo , Park, Kibog

Conference Paper Issue Date2015-04-22 View117

Study of microwave-activated c-phase (MAP) gate in two transmon qubit system

Noh, Taewan , Park, Gwanyeol , Choi, Gahyun , Choi, Jiman , Lee, Soongul , Park, Kibog , Song, Woon , Chong, Yonuk

Conference Paper Issue Date2017-08-29 View60

Study of microwave-activated c-Phase (MAP) gate in two transmon qubit system

Noh, Taewan , Park, Gwanyeol , Choi, Gahyun , Choi, Jiman , Song, Woon , Lee, Soongul , Park, Kibog , Chong, Yonuk

Conference Paper Issue Date2017-04-20 View84

Study on the Efficient Readout Scheme of a Single Superconducting Transmon Qubit in Dispersive Regime Circuit QED

Choi, Gahyun , Son, Jinsu , Choi, Jisoo , Park, Gwanyeol , Park, Kibog , Kang, Byeongwon , Lee, Kwan-Woo , Lee, Soon-Gul , Song, Woon , Chong, Yonuk

Conference Paper Issue Date2019-04-25 View82

Study on the squeezed microwave photon prepared by a Josephson parametric amplifier

Choi, Gahyun , Noh, Taewan , Park, Gwanyeol , Choi, Jiman , Park, Kibog , Song, Woon , Lee, Soongul , Chong, Yonuk

Conference Paper Issue Date2017-08-29 View60

Superconducting Properties of TiN Films Modulated with Growth Parameters during DC Magnetron Sputtering

Jo, Jaehyung , Choi, Gahyun , Song, Wonho , Hyun, Eunseok , Choi, Jiman , Kim, Bokyung , Lee, Yong-Ho , Chong, Yonuk , Park, Kibog

Conference Paper Issue Date2023-04-20 View65

Thickness-Dependent Superconductor-Insulator Transition of TaN Thin Film Grown with Atomic Layer Deposition

Song, Wonho , Jung, Sungchul , Kim, Junhyung , Choi, Gahyun , Lee, Joonyoung , Chong, Yonuk , Shin, Dongwoo , Kim, Jeehoon , Park, Kibog

Conference Paper Issue Date2021-03-19 View81

Scholarworks@UNIST

Browsing by Author : Choi, Gahyun

UNIST | Library