Computational Materials Science,
Materials design, Energy harvesting materials
Education
Seoul National University, Metallurgical Engineering, 1983, BS
KAIST, Materials Science and Engineering, 1985, MS
Rutgers University, Ceramic Science and Engineering, 1993, Ph.D.
Experience
Samsung Electro-Mechanics Corp., Research Staff, 1985-1987
Samsung Advanced Institute of Technology (SAIT), Research Staff, 1987-1989
Bell Communications Research (Bellcore), MTS, 1993-1994
Sungkyunkwan University, Professor, 1995- present
Journal Articles
(2024)
Surface triggered stabilization of metastable charge-ordered phase in SrTiO<sub>3</sub>.
NATURE COMMUNICATIONS.
15,
1
(2024)
Exploring the Latent Chemical Space of Oxygen Vacancy Formation Energy by a Machine Learning Ensemble.
ACS MATERIALS LETTERS.
6,
1
(2023)
Accelerating search for the polar phase stability of ferroelectric oxide by machine learning.
MATERIALS & DESIGN.
236,
(2023)
Nanoscale patterning on layered MoS2 with stacking-dependent morphologies and optical tunning for phototransistor applications.
MATERIALS TODAY NANO.
23,
(2023)
Geometrical Doping at the Atomic Scale in Oxide Quantum Materials.
ACS NANO.
17,
15
(2023)
Enhanced stability of two-dimensional halide perovskites under an electric field for photocatalytic HI splitting.
JOURNAL OF MATERIALS CHEMISTRY A.
11,
12
(2021)
Expeditiously Crystallized Pure Orthorhombic-Hf0.5Zr0.5O2 for Negative Capacitance Field Effect Transistors.
ACS APPLIED MATERIALS & INTERFACES.
13,
50
(2021)
Formamidine disulfide oxidant as a localised electron scavenger for >20% perovskite solar cell modules.
ENERGY & ENVIRONMENTAL SCIENCE.
14,
9
(2021)
Direct growth of orthorhombic Hf0.5Zr0.5O2 thin films for hysteresis-free MoS2 negative capacitance field-effect transistors.
NPJ 2D MATERIALS AND APPLICATIONS.
5,
1
(2019)
Design of Piezoelectric Actuator for Braille Module by Finite Element Method.
JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY.
19,
3
(2018)
Isostructural metal-insulator transition in VO2.
SCIENCE.
362,
6418
(2017)
Electron-Lattice Coupling in Correlated Materials of Low Electron Occupancy.
NANO LETTERS.
17,
9
(2017)
Enhanced catalytic behavior of Ni alloys in steam methane reforming.
JOURNAL OF POWER SOURCES.
359,
(2017)
Sharpened VO2 Phase Transition via Controlled Release of Epitaxial Strain.
NANO LETTERS.
17,
9
(2017)
Oxygen Vacancy Linear Clustering in a Perovskite Oxide.
JOURNAL OF PHYSICAL CHEMISTRY LETTERS.
8,
15
(2017)
Disordered ferroelectricity in the PbTiO3/SrTiO3 superlattice thin film.
APL MATERIALS.
5,
6
(2017)
Reliable Piezoelectricity in Bilayer WSe2 for Piezoelectric Nanogenerators.
ADVANCED MATERIALS.
29,
29
(2017)
AC Electrical Conduction of Cr-Doped SrTiO3 Thin Films with an Oxygen-Deficient Interface Layer.
JOURNAL OF ELECTRONIC MATERIALS.
46,
6
(2015)
Study of the Resistive Switching Effect in Chromium Oxide Thin Films by Use of Conductive Atomic Force Microscopy.
JOURNAL OF ELECTRONIC MATERIALS.
44,
10
(2015)
Evolution of Low Symmetric Phase in Strained Epitaxial (Ba0.5,Sr0.5)TiO3 Thin Films Grown on Si.
SCIENCE OF ADVANCED MATERIALS.
7,
8
Patent/Intellectual Property
Energy Conversion Material.
15/976066.
20220705.
UNITED STATES
Physical/Biochemical Sensor employing an array of piezoelecytric micto-cantilever resonator of several sizes.
09714045.3.
20200729.
EU
에너지변환소재.
10-2017-0062423.
20191218.
KOREA, REPUBLIC OF
원자층 접합 산화물 및 이의 제조 방법(ATOMIC LAYER JUNCTION OXIDE AND PREPARING METHOD THEREOF).
15/195186.
20171010.
UNITED STATES
원자층 접합 산화물 및 이의 제조방법.
10-2015-0093549.
20160404.
KOREA, REPUBLIC OF
Ferroelectric oxide artificial lattice,method for fabricating the same and ferroelectric storage medium for.
10 2006 050 316.3 .
20160225.
GERMANY
PHYSICAL/BIOCHEMICAL SENSOR USING PIEZOELECTRIC MICROCANTILEVER AND MANUFACTURING METHOD THEREOF.
2010-503990.
20131213.
JAPAN
PHYSICAL/BIOCHEMICAL SENSOR USING PIEZOELECTRIC MICROCANTILEVER AND MANUFACTURING METHOD THEREOF.
2010-503990.
20131213.
JAPAN
强誘電体酸化物人工格子その製造方法, 及び超高密度情報保存媒体.
2006-318699.
20130222.
JAPAN
PHYSICAL/BIOCHEMICAL SENSOR USING PIEZOELECTRIC MICROCANTILEVER AND MANUFACTURING METHOD THEREOF.
12/579660.
20120501.
UNITED STATES
다중 크기 압전 마이크로 칸티레버 공진자 어레이를 이용한 물리센서 및 그 제작방법.
10-2008-0019031.
20100803.
KOREA, REPUBLIC OF
다중 크기 압전 마이크로 칸티레버 공진자 어레이를 이용한 물리센서 및 그 제작방법.
10-2008-0019031.
20100803.
KOREA, REPUBLIC OF
Ferroelectric oxide artificial lattice, Method fabricating the same and ferroelectric storage medium for ultrahigh density data storage device.
1420544.
20100622.
UNITED STATES
Ferroelectric oxide artificial lattice, Method fabricating the same and ferroelectric storage medium for ultrahigh density data storage device.
1420544.
20100622.
UNITED STATES
초소형 마이크로 브리지 질량 센서를 이용한 인체 바이오마커 센서 및 모듈.
10-0845717.
20080704.
KOREA, REPUBLIC OF
강유전체 산화물 인공격자, 그의 제작 방법 및 초고밀도 정보저장 매체.
10-0784639.
20071204.
KOREA, REPUBLIC OF
마이크로 압전 구동소자를 이용한 미세화학 센서용 감지소자 및 제조방법.
10-0681782.
20070301.
KOREA, REPUBLIC OF
압전방식을 이용한 초소형 정밀액적분사헤드 및 제조방법.
10--641286.
20061025.
KOREA, REPUBLIC OF
압전 마이크로 칸티레버를 이용한 화학센서 및 그 제작 방법.
10-0620255.
20060829.
KOREA, REPUBLIC OF
다층산화물 인공격자를 갖는 소자 및 이의 제조방법.
KR0469750.
20050125.
KOREA, REPUBLIC OF
Conference Paper
(2022)
Strong oxidant as a localized electron scavenger for highly efficient halide perovskites solar cells: A first-principles study.
7th International Conference on Electronic Materials and Nanotechnology for Green Environment.
KOREA, REPUBLIC OF
(2022)
Band gap engineering of bilayer WSe2 by self-assembled monolayers.
7th International Conference on Electronic Materials and Nanotechnology for Green Environment.
KOREA, REPUBLIC OF
(2022)
Accellerating discovery of thermoelectric materials via machine learning.
제18회 고등과학원 전자구조 계산학회.
KOREA, REPUBLIC OF
(2022)
Epitaxial Phase Transition of Ferroelectric BaTiO3 Using Density Functional Theory and Machine Learning.
제17차 유전체 연합심포지움.
KOREA, REPUBLIC OF
(2021)
Surface reconstruction and charge density wave in SrTiO3 surface.
6th International Conference on Advanced Electromatierals.
KOREA, REPUBLIC OF
(2021)
Annihilation of localized electrons in formamidinium lead iodide perovskites using electron scavangers: A first principles study.
한국진공학회 하계정기학술회의.
KOREA, REPUBLIC OF
(2021)
Humidity stability of Two-dimensional organic-inorganic hybrid perovskites under an external electric field.
IEEE ISAF 2021.
AUSTRALIA
(2020)
2D FE modeling of heat transfer and residual stress distribution of friction welding process.
대한용접학회 춘추계 통합학술대회.
KOREA, REPUBLIC OF
(2020)
Band gap tuning by intercalation of dipolar molecules.
IEEE IFCA ISAF 2020.
UNITED STATES
(2020)
Enhancement of stability in two-dimensional organometal halide perovskites.
한국물리학회 봄 학술발표회.
KOREA, REPUBLIC OF
(2020)
Intercallation of dipolar molecules in MoS2/WS2 heterobilayers.
한국 물리학회 봄 학술발표회.
KOREA, REPUBLIC OF
(2020)
MoS2/WS2 vertical stacking with intercalation of dipola molecules.
한국세라믹학회 춘계학술대회.
KOREA, REPUBLIC OF
(2020)
Two-dimensional organic-inorganic hybrid perovskites under external electric field.
한국세라믹학회 춘계학술대회.
KOREA, REPUBLIC OF
(2019)
High Carrier Mobility of MoS2 Nanoribbons Under Simultaneous Strain and Electric Field.
Asain Workshop on First-principles Electronic Structure Calculations.
JAPAN
(2019)
Ab-initio Design of the Metal Insulator Transition of VO2 without Structural Phase Transition.
Asia-Pacific PFM 2019.
KOREA, REPUBLIC OF
(2019)
Oxygen Vacancy Linear Clustering in SrTiO3.
IEEE Inter. Symp. on Appl. of Ferroelectrics.
EU
(2019)
Piezoelectric properties of heterogeneous transition metal dichalcoginides bilayers.
IEEE Inter. Symp. on Appl. of Ferroelectrics.
EU
(2019)
Defect Behavior of Oxygen Vacancy in SrTiO3.
한국물리학회.
KOREA, REPUBLIC OF
(2019)
Degenerate f Orbitals in doped CeO2 for Ferromagnetic Insulators.
한국물리학회.
KOREA, REPUBLIC OF
