- Investigation of Atomic and Electronic Structures in Quantum Materials and Topological Materials
- Study of Light-Matter Interactions in Metamaterials and Nanomaterials using Nano-optical Measurements
- Research on Novel Properties Emerging from Dimensional Hybridization of Low-dimensional Materials
Education
Ph. D. in Physics, Seoul National University, Seoul, Korea, 2006
M. Sc. in Physics, Seoul National University, Seoul, Korea, 2000
B. Sc. in Physics, Seoul National University, Seoul, Korea, 1998
Experience
2011-present, Professor, SKKU Advanced Institute of Nano Technology(SAINT) & Department of Nano Engineering, Sungkyunkwan University (SKKU), Suwon, Korea
2018-2019, Visiting Scientist, Samsung Advanced Institute of Technology, Korea
2011, Visiting Scientist, Samsung Advanced Institute of Technology, Korea
2006-2011, Postdoctoral Research Associate, National Institute of Standards and Technology (NIST), Gaithersburg, MD, U.S.
Journal Articles
(2026)
Self-assembly networks of azobenzene with hydrogen and halogen bonds on Au(111).
JOURNAL OF CHEMICAL PHYSICS.
164,
7
(2026)
Thermally Programmed Synthesis of MoS2 Quantum Dot/a-TiO2 Heterostructure for Selectively Enhanced Photo- or Electrocatalytic Hydrogen Evolution.
ACS APPLIED MATERIALS & INTERFACES.
18,
4
(2025)
Advancing nano-optical investigations: Metallic and dielectric Mie particles in SPM techniques and their emerging applications.
APPLIED PHYSICS REVIEWS.
12,
3
(2025)
Band gap and photo charge carrier tailoring in zirconium doped carbon nitride using ZrCl4–DMF–melamine for photocatalytic degradation of rhodamine B.
CARBON.
13,
14
(2025)
Enhanced electromagnetic interference shielding in cement composites utilizing carbon fiber clustered networks with dual different lengths.
CARBON.
233,
(2024)
Sliding grain boundary formations and their atomic and electronic structures in 1T’-WTe2.
Applied Surface Science.
669,
(2024)
Unraveling the Deposition and Dissolution Behavior of the Ag-Modified Li Surface Based on Electrochemical Atomic Force Microscopy.
ACS APPLIED MATERIALS & INTERFACES.
16,
36
(2024)
Kelvin Probe Force Microscopy and Electrochemical Atomic Force Microscopy Investigations of Lithium Nucleation and Growth: Influence of the Electrode Surface Potential.
JOURNAL OF PHYSICAL CHEMISTRY LETTERS.
15,
28
(2024)
Charged Black-hole-like Electronic Structure Driven by Geometric Potential of Two-dimensional Semiconductors.
ADVANCED MATERIALS.
1,
1
(2024)
Highly Transparent and Flexible All-Nanofiber-Based Piezocomposite Containing BaTiO3-Embedded P(VDF-TrFE) Nanofibers for Harvesting and Monitoring Human Kinetic Movements.
ADVANCED FIBER MATERIALS.
6,
5
(2024)
Probing Inherent Optical Anisotropy in Substrates via Direct Nanoimaging of Mie Scattering.
ACS NANO.
18,
19
(2024)
Synthesis of N-doped graphene film with tunable graphitic and pyridinic doping content.
DIAMOND AND RELATED MATERIALS.
144,
(2024)
Charged Exciton Generation by Curvature-Induced Band Gap Fluctuations in Structurally Disordered Two-Dimensional Semiconductors.
ACS NANO.
18,
14
(2024)
Cement composites with carbon fiber for electromagnetic interference shielding applications.
CARBON.
220,
(2023)
Standing wave patterns in graphene systems studied using scanning tunneling spectroscopy.
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A.
41,
6
(2023)
Defect Identification of Nitrogen-Doped Graphene on Pt (111) Using Atomic Force Microscopy and Scanning Tunneling Microscopy.
JOURNAL OF PHYSICAL CHEMISTRY C.
127,
42
(2023)
Transparent, Flexible, and Highly Sensitive Piezocomposite Capable of Harvesting and Monitoring Kinetic Movements of Microbubbles in Liquid.
ADVANCED FUNCTIONAL MATERIALS.
33,
43
(2023)
Latent and controllable doping of stimuli-activated molecular dopants for flexible and printable organic thermoelectric generators.
CHEMICAL ENGINEERING JOURNAL.
470,
(2023)
Probing depth-dependent inhomogeneous lithium concentration in thick LiNi0.88Co0.09Al0.03O2 cathodes for lithium-ion batteries.
JOURNAL OF ALLOYS AND COMPOUNDS.
943,
1
Publications
(2024)
나노공학실험.
디자인21.
Lead author
Patent/Intellectual Property
이음매 없는 육방정계 질화붕소 원자모노층 박막 및 그 제조방법(Seamless atomic monolayer of hexagonal boron nitride and method of fabricating the same).
10-2395-7740000.
20220503.
KOREA, REPUBLIC OF
그래핀 및 이의 제조 방법 (GRAPHENE AND PREPARING METHOD THEREOF).
US16/747,873.
20200521.
UNITED STATES
촉매 금속이 없이 화학 기상 증착을 이용하여 결정성을 지닌 유전체 SiON-SiC 표면 위에서 결맞음과 단일층의 자체한계 형성을 보여주는 단결정 단일층 그래핀의 전면적 직성장 방법.
10-2017-0092874.
20190319.
KOREA, REPUBLIC OF
Seamless hexagonal boron nitride atomic monolayer thin film and method of fabricating the same.
US20160237558A1.
20180508.
UNITED STATES
Heterogeneous layered structure, method of preparing the heterogeneous layered structure, and electronic device including the heterogeneous layered structure.
US 14/211,327.
20161206.
UNITED STATES
Heterogeneous layered structure, method of preparing the heterogeneous layered structure, and electronic device including the heterogeneous layered structure.
14/211,327.
20161206.
UNITED STATES
Magnetic resistance structure, method of manufacturing the magnetic resistance structure, and electronic device including the magnetic resistance structure.
US 14/282,470.
20160614.
UNITED STATES
Method of forming multilayer graphene structure.
14/309,128.
20160315.
UNITED STATES
다층 그래핀 구조체의 형성 방법(Method of forming multilayer graphene structure).
US 14/309,128.
20160315.
UNITED STATES
Honors / Awards
2018, Commendation in Nano Science by the Ministry of Science and ICT, Korea
2014, The TJ Park Science Fellowship in Physics, POSCO, Korea
2006, The Graduate Student Research Award, Department of Physics, Seoul National University
2006, International Scholarship for Postdoctoral Studies, the Korea Research Foundation (KRF)
Conference Paper
(2017)
Synthesis and Characterization of Atomic and Electronic Properties of Graphene-based Heterostructure.
5th International Conference on Analytical Science & Technology.
KOREA, REPUBLIC OF
(2017)
Synthesis and Characterization of Atomic and Electronic Properties of Graphene-based Heterostructure.
2017 Collaborative Conference on Materials Research (CCMR).
KOREA, REPUBLIC OF
(2016)
Photofluidic near-field mapping of superspherical gold nanoparticle.
Proc. SPIE 9925, Nanoimaging and Nanospectroscopy.
UNITED STATES
(2016)
Photofluidic near-field mapping of superspherical gold nanoparticle (Conference Presentation).
SPIE Proceedings.
UNITED STATES
(2016)
Synthesis and Characterization of Atomic and Electronic Properties of Graphene-based Heterostructure.
EMN Summer 2016.
MEXICO
(2015)
Atomic and Electronic Properties of Graphene-based Heterostructure.
The International Chemical Congress of Pacific Basin Societies 2015.
UNITED STATES
(2015)
Scanning Tunneling Microscopy & Spectroscopy Study on Graphene.
SpectroNanoscopy Workshop 2015.
KOREA, REPUBLIC OF
(2013)
SPM Study of CVD-Grown Graphene on h-BN Film.
The 8th International Conference on Advanced Materials and Devices.
KOREA, REPUBLIC OF
(2013)
SPM Study of Graphene Directly CVD-Grown on h-BN Film.
한국물리학회 가을 학술논문발표회.
KOREA, REPUBLIC OF
(2013)
Clean graphene transfer by using h-BN instead of PMMA.
The Fourth SRC Summer Workshop on Topological Matter.
KOREA, REPUBLIC OF
(2013)
Study of Catalytic Growth of graphene on h-BN by Kelvin Probe Force Microscopy.
The Fourth SRC Summer Workshop on Topological Matter.
KOREA, REPUBLIC OF
(2013)
SPM Study of CVD-Grown Graphene on h-BN Film.
NUS-SKKU Joint Workshop.
SINGAPORE
(2013)
화학증기증착법으로 길러진 그래핀/붕화질소의 표면 원자 구조 및 전자 구조 연구.
2013년 한국표면공학회, 춘계학술대회.
KOREA, REPUBLIC OF
(2013)
Synthesis and Characterization of Directly Grown Large-Area Graphene on h-BN.
The American Physical Society, March Meeting 2013.
UNITED STATES
(2013)
STM/STS study of large area graphene directly CVD-grown on h-BN film.
2013 플라즈마 & 나노 기술 워크샵.
KOREA, REPUBLIC OF
(2012)
STM/STS Study of large area graphene directly CVD-grown on h-BN film.
1st International Workshop on Convergence in NanoScience Sungkyunkwan University.
KOREA, REPUBLIC OF
(2012)
STM/STS Study of large area graphene directly CVD-grown on h-BN film.
한국물리학회 가을학술논문발표회.
KOREA, REPUBLIC OF
(2012)
Energetic & Spatial Study of N=1 Landau Level in Graphene.
Inaugural PKU-SKKU Joint Workshop: Low-dimensional nano-materials and device applications.
CHINA
(2012)
Energetic & Spatial Study of N=1 Landau Level in Graphene.
the 3th Joint Workshop on Advanced Materials: New Progress of Nanomaterials, Dalian University of Technology - SungKyunKwan University.
CHINA
(2012)
Energetic & Spatial Study of N=1 Landau Level in Graphene.
한국물리학회 봄학술논문발표회.
KOREA, REPUBLIC OF
