Next Generation Low-power Device Research; - Multi-valued Logic Devices (NDR/NDT-based MVL Devices/Circuits Integration) - Neuromorphic Devices (Synaptic/Neuronal Devices and 3D Integration) - Novel Devices for Process-In-Memory
2D Materials-based Research; - 2D Semiconductor Fabrication Technologies (Doping, Contact, and etc.) - 2D Semiconductor Applications (Photodetectors and Transistors)
학력
(Ph.D.) in Electrical Engineering, Stanford University, CA, USA. (2009)
(M.S.) in Electrical Engineering, Stanford University, CA, USA. (2006)
(B.S.) in Electrical Engineering, Sungkyunkwan University (SKKU), Korea. (2004)
약력/경력
Professor (SKKU Fellow in 2024), Sungkyunkwan University (2021-Present)
Advisory Professor, Samsung Electronics Future Technology Council (2022-Present)
Editorial Board Member, Nanoscale Horizons, Royal Society of Chemistry (2023-Present)
Associate Professor (Early-tenured in 2017 & SKKU Young-Fellow in 2019), Sungkyunkwan University (2016-2021)
Visiting Professor, Stanford University, CA, USA. (2017-2018)
Assistant Professor, Sungkyunkwan University (2011-2016)
Assistant Professor, Kyunghee University, Korea. (2010-2011)
Postdoctoral Scientist, IBM T. J. Watson Research Center, NY, USA. (2009-2010)
학술지 논문
(2024)
High energy density in artificial heterostructures through relaxation time modulation.
SCIENCE.
384,
(2024)
Layer-by-layer thinning of two-dimensional materials.
CHEMICAL SOCIETY REVIEWS.
(2024)
Oxide and 2D TMD semiconductors for 3D DRAM cell transistors.
NANOSCALE HORIZONS.
(2024)
Junctionless Negative-Differential-Resistance Device Using 2D Van-Der-Waals Layered Materials for Ternary Parallel Computing.
ADVANCED MATERIALS.
2310015
(2024)
Intrinsically stretchable sensory-neuromorphic system for sign language translation.
CURRENT OPINION IN SOLID STATE & MATERIALS SCIENCE.
29,
101142
(2023)
Laterally gated ferroelectric field effect transistor (LG-FeFET) using α-In2Se3 for stacked in-memory computing array.
NATURE COMMUNICATIONS.
14,
(2023)
Broadband Van-der-Waals Photodetector Driven by Ferroelectric Polarization.
SMALL.
(2023)
Tactile Neuromorphic System: Convergence of Triboelectric Polymer Sensor and Ferroelectric Polymer Synapse.
ACS NANO.
17,
17
(2022)
Non-epitaxial single-crystal 2D material growth by geometrical confinement.
NATURE.
(2022)
A biomimetic ocular prosthesis system: emulating autonomic pupil and corneal reflections.
NATURE COMMUNICATIONS.
13,
1
(2022)
Ferro-floating memory: Dual-mode ferroelectric floatingmemory and its application to in-memory computing.
INFOMAT.
(2022)
Looking Beyond 0 and 1: Principles and Technology of Multi-Valued Logic Devices.
ADVANCED MATERIALS.
(2022)
A Van Der Waals Reconfigurable Multi-Valued Logic Device
and Circuit Based on Tunable Negative-Differential-Resistance
Phenomenon.
ADVANCED MATERIALS.
2202799
(2022)
Mixed-Dimensional Formamidinium Bismuth Iodides Featuring In-Situ Formed Type-I Band Structure for Convolution Neural Networks.
ADVANCED SCIENCE.
9,
14
(2022)
Two-Dimensional CIPS-InSe van der Waal Heterostructure Ferroelectric Field Effect Transistor for Nonvolatile Memory Applications.
ACS NANO.
16,
4
(2022)
Electrolyte‐Gated Vertical Synapse Array based on Van Der Waals Heterostructure for Parallel Computing.
ADVANCED SCIENCE.
(2021)
Photoelectroactive artificial synapse and its application to biosignal pattern recognition.
NPJ 2D MATERIALS AND APPLICATIONS.
5,
1
(2021)
High-specific-power flexible transition metal dichalcogenide solar cells.
NATURE COMMUNICATIONS.
12,
1
특허/프로그램
NEGATIVE DIFFERENTIAL RESISTANCE
DEVICE.
US 2022/0093803A1.
20230606.
미국
TANDEM SOLAR CELLS HAVING A TOP OR BOTTOM METAL CHALCOGENIDE CELL.
US 2021/0359150A1 .
20230221.
미국
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF.
US20210005710A1.
20221101.
미국
NEGATIVE DIFFERENTIAL RESISTANCE Publication Classification
ELEMENT HAVING 3 - DIMENSION VERTICAL STRUCTURE.
US20200357988A1.
20220906.
미국
다중 영미분 전달전도 특성을 갖는 반도체 소자 및 그 제조 방법.
10-2021-0005577.
20220706.
대한민국
MULTI - NEGATIVE DIFFERENTIAL TRANSCONDUCTANCE DEVICE AND METHOD OF PRODUCING THE SAME.
US20210111283A1.
20220510.
미국
인공 시냅스 소자 및 이의 제조방법 (Artificial synaptic device and method for manufacturing the same).
10-2020-0119915.
20210907.
대한민국
반데르발스 힘을 이용한 박막 필름 전사 방법 (TRANSFER METHOD OF THIN FILMS USING VAN DER WAALS FORCE).
10-2018-0121014.
20210512.
대한민국
부성미분저항 소자 제조방법.
10-2019-0113760.
20210325.
대한민국
다중 부성미분 전달전도 특성 소자 및 그 제조방법.
10-2019-0127835.
20210225.
대한민국
반도체 소자 및 그 제조방법.
10-2019-0078909.
20210219.
대한민국
시냅스 소자 및 이의 제조 방법.
10-2019-0055291.
20210128.
대한민국
Semiconductor device with negative differential transconductance and method of manufacturing the same.
US20180358446A1.
20201117.
미국
크로스바 메모리 구조를 이용한 뉴로모픽 소자.
10-2018-0104819.
20201012.
대한민국
3차원 수직 구조를 갖는 부성미분저항 소자.
10-2019-0054471.
20200825.
대한민국
부성 미분 전달컨덕턴스 특성을 갖는 반도체 소자 및 그 제조 방법.
10-2018-0148295.
20200625.
대한민국
자발 분극 동작 원리를 이용한 뉴런 소자.
10-2019-0049383.
20200624.
대한민국
2Ｔ1Ｃ 구조를 갖는 멀티 레벨 ＣＭＯＳ 랜덤 액세스 메모리 및 그 제조방법.
10-2018-0068304.
20200512.
대한민국
핀 구조를 갖는 반도체 소자 및 이의 제조 방법.
10-2018-0169742.
20200424.
대한민국
반도체소자 및 그 제조 방법.
10-2018-0039526.
20200413.
대한민국
수상/공훈
SKKU Fellowship (성균관대학교 펠로우쉽), 2024
Nanoscale Horizons 2021 Outstanding Paper Award (2021 우수논문상), 2022
SKKU Young-Fellowship (성균관대학교 영펠로우쉽), 2019
Young Scientist Award of Graphene Research Society of Korea (한국그래핀연구회/ 제5회 그래핀/2D소재심포지엄 신진학술상), 2018
Science/Technology Award of This Month by National Research Foundation of Korea (한국연구재단 이달의과학기술인상), 2017
LG Yonam Foundation Overseas Research Professor Fellowship (LG 연암재단 해외연구교수), 2017-2018
Haedong Young Engineering Researcher Award by IEEE Korea (대한전자공학회 해동상 젊은공학인상), 2016
Abroad Graduate Study Fellowship by the Korea Science and Engineering Foundation National Scholarship Program (연구재단 국비유학장학생), 2004-2006
학술회의논문
(2023)
BP-assisted formatin of vdW contact with MoS2.
AEFM 2023.
대한민국
(2023)
WSe2 FET with electron-beam-induced W-shaped I-V characteristic and its application to ternary NAND gate.
7th IEEE Electron Devices Technology and Manufacturing Conference.
대한민국
(2020)
MoSe2/ReS2 Vertical Heterostructures for High-efficiency Photovoltaics.
한국진공학회- 하계정기학술대회.
대한민국
(2020)
N-type Doping Technique using PPh3 based on TMDs.
한국진공학회- 하계정기학술대회.
대한민국
(2020)
Controllable photoacid diffusion using external electric field.
한국진공학회- 하계정기학술대회.
대한민국
(2020)
Artificial VdW Synapse based on WS2 for Brain-inspired Computing.
Nano Korea 2020.
대한민국
(2020)
High photovoltaic effect in vertical multilayer ReS2/MoSe2 heterostructures.
Nano Korea 2020.
대한민국
(2020)
Light-Induced Negative Differential Transconductance based on Partial Gate Technology.
Nano Korea 2020.
대한민국
(2019)
High-performance tunsten diselenide (WSe2)-based photodetector enhanced by HCl treatment.
The 11th International Conference on Advanced Materials and Devices.
대한민국
(2019)
Oxygen Plasma-based P-type Doping on Hafnium Disulfide.
The 11th International Conference on Advanced Materials and Devices.
대한민국
(2019)
Artificial Synapse based on 2D Van der Waals Heterostructure.
The 11th International Conference on Advanced Materials and Devices.
대한민국
(2019)
2D Material based Lateral Synaptic Device using Ion Gel Gating.
제57회 한국진공학회 하계.
대한민국
(2019)
Artificial Optic-Neural Synapse for Colored and Color-Mixed Pattern Recongnition.
제26회 한국반도체학술대회.
대한민국
(2019)
Artificial Synaptic Device based on Ferroelectric Polymer Capacitor.
제26회 한국반도체학술대회.
대한민국
(2018)
Micro-scale control of transition metal dichalcogenides (TMDs)-based transistor with plasma process.
제55회 한국진공학회 하계정기학술대회.
대한민국
(2018)
Negative differential resistance oscillator using vdW materail-based Esaki diode.
제55회 한국진공학회 하계정기학술대회.
대한민국
(2018)
Photovoltaic effect based on multilayer ReS2.
제55회 한국진공학회 하계정기학술대회.
대한민국
(2018)
Artificial Optic-Neural Synaptic Device for Colored-Pattern Recognition.
Nanotech 2018.
미국
(2018)
Multi-Current-Peak Negative Differential Resistance Device using Two-Dimensional Materials.
NANOTECH 2018.
미국
(2018)
High Performance Solid Polymer Electrolyte Atomic Switching Device using PVP/PMF.
Materials Research Society Meeting.
미국
