Materials synthesis of 2D layred materials and exploration of unprecedented new physics from van der Waals heteorostructures and their devices for quantum carrier dynamics, tunneling phenomena, thermoelectric and energy harvesting.
Education
(PhD) 1982 - Feb. 1986 Physics, Kent State University, U. S. A.
Experience
1987 - 2001 Assistant Professor - Full Professor in Physics, Chonbuk National University
1996 - 1997 Visiting Professor in Physics, Michigan State University, U. S. A
1993 - 1993 Visiting Researcher, Zurich IBM Research Center, Switzerland
1989 - 1990 Visiting Professor in Physics, State University Ames National Laboratory, U.S.A
2012. 12 ~ Present Director, Center for Integrated Nanostructure Physics, Institute for
Basic Science, Sungkyunkwan University
2009. 3 ~ Present Professor in Energy Science, Sungkyunkwan University
2001. 3 ~ Present Professor in Physics, Sungkyunkwan University, SKKU fellow
Journal Articles
(2023)
Is it possible to create magnetic semiconductors that function at room temperature?.
SCIENCE.
382,
6668
(2023)
Sequential order dependent dark-exciton modulation in bi-layered TMD heterostructure.
NATURE COMMUNICATIONS.
14,
5548
(2023)
Low Ohmic contact resistance and high on/off ratio in transition metal dichalcogenides field-effect transistors via residue-free transfer.
NATURE NANOTECHNOLOGY.
(2023)
Electrically tunable magnetic fluctuations in multilayered vanadium-doped tungsten diselenide.
NATURE ELECTRONICS.
6,
1
(2023)
Incommensurate Antiferromagnetic Order in Weakly Frustrated Two-Dimensional van der Waals Insulator CrPSe3.
INORGANIC CHEMISTRY.
62,
32
(2023)
Boosting internal quantum efficiency via ultrafast triplet transfer to 2H-MoTe2 film.
SCIENCE ADVANCES.
9,
25
(2023)
Spectral signatures of a unique charge density wave in Ta2NiSe7.
NATURE COMMUNICATIONS.
14,
1
(2023)
Organic Molecules as Origin of Visible-Range Single Photon Emission from Hexagonal Boron Nitride and Mica.
ACS NANO.
17,
12
(2023)
Multi-neuron connection using multi-terminal floating–gate memristor for unsupervised learning.
NATURE COMMUNICATIONS.
14,
1
(2022)
CNT-molecule-CNT (1D-0D-1D) van der Waals integration ferroelectric memory with 1-nm2 junction area.
Nature Communications.
13,
1
(2022)
Synthesis of a Selectively Nb-Doped WS2-MoS2 Lateral Heterostructure for a High-Detectivity PN Photodiode.
ACS NANO.
16,
8
(2022)
Sequential Growth of Vertical Transition- Metal Dichalcogenide Heterostructures on Rollable Aluminum Foil.
ACS NANO.
16,
6
(2022)
Large-scale synthesis of graphene and other 2D materials towards industrialization.
NATURE COMMUNICATIONS.
13,
1
(2022)
Escalating ferromagnetic order via Se-vacancy near vanadium in WSe2 monolaye.
ADVANCED MATERIALS.
34,
10
(2022)
Unraveling the origin of near-infrared emission in carbon dots by ultrafast spectroscopy.
CARBON.
188,
1
(2022)
Non-oxidized bare copper nanoparticles with surface excess electrons in air.
NATURE NANOTECHNOLOGY.
4827,
1
(2022)
Locally enhanced light–matter interaction of MoS2 monolayers at density-controllable nanogrooves of template-stripped Ag films.
CURRENT APPLIED PHYSICS.
33,
1
(2021)
Gate-Tunable Magnetism via Resonant Se-Vacancy Levels in WSe2.
ADVANCED SCIENCE.
8,
24
(2021)
Machine-Learning Assisted Exploration: Toward the Next-Generation Catalyst for Hydrogen Evolution Reaction.
JOURNAL OF THE ELECTROCHEMICAL SOCIETY.
168,
12
(2021)
Simultaneous enhancement of specific capacitance and potential window of graphene-based electric double-layer capacitors using ferroelectric polymers.
JOURNAL OF POWER SOURCES.
507,
1
Publications
(2008)
Nanoscale PhenomenaBasic Science to Device ApplicationsSeries: Lecture Notes in Nanoscale Science and Technology , Vol. 2 Chapter 3 "Transparent Conducting Films by Using Carbon Nanotubes".
Springer Publishers.
Solo
(2005)
이공학도를 위한 물리학실험.
성균관대학교.
Co-author
(2004)
나노 - 미시세계가 거시세계를 바꾼다.
살림.
Solo
(2002)
Industrial Applications of Electron Micriscopy.
Marcel Dekker.
Solo
(2002)
대학물리학.
북스힐.
Co-author
Patent/Intellectual Property
3차원 탄소나노튜브를 기둥으로 하는 그래핀 구조체 및 그 제조방법(GRAPHENE COMPOSITE COMPRISING THREE DIMENSIONAL CARBON NANOTUBE PILLARS AND METHOD OF FABRICATING THEREOF).
10-1728720-0000.
20170414.
KOREA, REPUBLIC OF
자외선 노광을 통한 산화 그래핀 및 이의 제조 방법.
10-2011-0078258.
20131227.
KOREA, REPUBLIC OF
판형 탄소 나노입자 제조방법 및 이에 의해 제조된 판형 탄소 나노입자.
10-2012-0024194.
20131227.
KOREA, REPUBLIC OF
면상발열체 및 이의 제조방법.
10-2012-0010021.
20131002.
KOREA, REPUBLIC OF
Method of efficient Al-C covalent bond formation between aluminum and carbon materials.
2008-191441.
20130621.
JAPAN
고온볼밀을 이용한 금속/탄소나노튜브 복합체 및 이의 제조방법.
10-2010-0112830.
20130610.
KOREA, REPUBLIC OF
나노 실리콘카바이드 코팅을 이용한 탄소재료 계면강화 방법.
10-2011-0015577.
20130306.
KOREA, REPUBLIC OF
탄소나노튜브를 이용한 방열판 및 이의 제조방법.
10-2011-0078245.
20130228.
KOREA, REPUBLIC OF
그라핀 세포 자극기 및 그것의 제조방법(Graphene cell stimulator and preparing method thereof).
10-2010-0054454.
20130219.
KOREA, REPUBLIC OF
고온 비활성 분위기하에서 열처리를 통한 단일층 그래핀 분말 및 이의 제조방법.
10-2010-0112917.
20121109.
KOREA, REPUBLIC OF
SＴＥＰ법에 의한 탄소재료를 알루미늄 속에 캡슐화하는 방법.
10-2011-0029878.
20120723.
KOREA, REPUBLIC OF
SＴＥＰ법에 의한 탄소재료를 알루미늄 속에 캡슐화하는 방법.
10-2011-0029878.
20120723.
KOREA, REPUBLIC OF
저저항 고전도 탄소나노튜브 투명 필름 및 그의 제조 방법(Carbon nanotube transparent film with low resistance and high conductivity, and manufacturing method thereof).
10-2010-0059611.
20120604.
KOREA, REPUBLIC OF
A method to Fabricate thermomolecular power cell(열분자 전기발생장치 및 이의 제조 방법).
10-2009-0017180.
20120220.
KOREA, REPUBLIC OF
Method for increasing electro conductibity of aluminum using carbon nanotube and the material(탄소나노튜브를 이용하여 전기전도도가 증가된 알루미늄과 그 제조 방법).
10-2009-0012544.
20120202.
KOREA, REPUBLIC OF
