Optoelectronic devices (light-emitting diodes, photodetectors and photovoltaic devices) based on nanocrystal quantum dots
Nanocrystal quantum dot/Polymer hybrids
Synthesis & characterization of nanocrystal quantum dots
Nanocrystal quantum dot/Polymer hybrids
Synthesis & characterization of nanocrystal quantum dots
Education
(under supervision of Prof. Kookheon Char)
PhD School of Chemical & Biological Engineering, Seoul National University (2009)
MS School of Chemical & Biological Engineering, Seoul National University (2005)
BS School of Chemical & Biological Engineering, Seoul National University (2003)
MS School of Chemical & Biological Engineering, Seoul National University (2005)
BS School of Chemical & Biological Engineering, Seoul National University (2003)
Experience
Associate Professor at SKKU ( February 2018 - current)
Senior researcher (September 2013 - February 2018) Photoelectronic Hybrid Research Center, Korea Institute of Science and Technology, Korea
Postdoctoral researcher (December 2010 - August 2013) Chemistry Division, Los Alamos National Laboratory, US (Mentors: Victor I. Klimov& Jeffrey M. Pietryga)
Postdoctoral researcher (March 2009 - December 2010) School of Electrical Engineering & Computer Science, Seoul National University, Korea (Advisor: Prof. Changhee Lee)
Visiting researcher, July 2006 - August 2006, Institute for Organic Chemistry, Johannes Gutenberg University, Germany (Advisor: Prof. Rudolf Zentel)
- Senior researcher (September 2013 - February 2018) Photoelectronic Hybrid Research Center, Korea Institute of Science and Technology, Korea
- Postdoctoral researcher (December 2010 - August 2013) Chemistry Division, Los Alamos National Laboratory, US (Mentors: Victor I. Klimov& Jeffrey M. Pietryga)
- Postdoctoral researcher (March 2009 - December 2010) School of Electrical Engineering & Computer Science, Seoul National University, Korea (Advisor: Prof. Changhee Lee)
- Visiting researcher, July 2006 - August 2006, Institute for Organic Chemistry, Johannes Gutenberg University, Germany (Advisor: Prof. Rudolf Zentel)
Journal Articles
(2024)
Growth Control of InP/ZnSe Heterostructured Nanocrystals.
ADVANCED MATERIALS.
2312250,
2312250
(2023)
Optimum Design Configuration of Thin-Film Transistors and Quantum-Dot Light-Emitting Diodes for Active-Matrix Displays.
ADVANCED MATERIALS.
35,
48
(2023)
Coherent heteroepitaxial growth of I-III-VI<sub>2</sub> Ag(In,Ga)S<sub>2</sub> colloidal nanocrystals with near-unity quantum yield for use in luminescent solar concentrators.
NATURE COMMUNICATIONS.
14,
1
(2023)
High-Resolution Multicolor Patterning of InP Quantum Dot Films by Atomic Layer Deposition of ZnO.
ACS PHOTONICS.
10,
8
(2023)
Modified Zinc Magnesium Oxide for Optimal Charge-Injection Balance in InP Quantum Dot Light-Emitting Diodes.
ADVANCED OPTICAL MATERIALS.
11,
10
(2023)
Direct Assessment of Auger Recombination Rates of Charged Excitons via Opto-Electrical Measurements.
ACS PHOTONICS.
10,
5
(2023)
Realization of Highly Efficient InP Quantum Dot Light-Emitting Diodes through In-Depth Investigation of Exciton-Harvesting Layers.
ADVANCED OPTICAL MATERIALS.
11,
8
(2023)
Linearly polarized emission from CdSe/CdS core-in-rod nanostructures: Effects of core position.
JOURNAL OF CHEMICAL PHYSICS.
158,
13
(2023)
Polarized emission from unidirectionally oriented semiconductor nanorods in light-emitting devices.
APPLIED SURFACE SCIENCE.
614,
156160
(2023)
Randomly Disassembled Nanostructure for Wide Angle Light Extraction of Top-Emitting Quantum Dot Light-Emitting Diodes.
SMALL.
19,
20
(2023)
Excitation Intensity-Dependent Quantum Yield of Semiconductor Nanocrystals.
JOURNAL OF PHYSICAL CHEMISTRY LETTERS.
14,
10
(2023)
Heteroepitaxial chemistry of zinc chalcogenides on InP nanocrystals for defect-free interfaces with atomic uniformity.
NATURE COMMUNICATIONS.
14,
1
(2022)
Impact of Morphological Inhomogeneity on Excitonic States in Highly Mismatched Alloy ZnSe1-XTeX Nanocrystals.
JOURNAL OF PHYSICAL CHEMISTRY LETTERS.
13,
49
(2022)
Pushing the Emission Envelope for Full-Color Realization of Colloidal Semiconductor Core/Shell Nanoplatelets.
CHEMISTRY OF MATERIALS.
34,
20
(2022)
Percolated Plasmonic Superlattices of Nanospheres with 1 nm-Level Gap as High-Index Metamaterials.
ADVANCED MATERIALS.
34,
35
(2022)
Direct patterning of colloidal quantum dots with adaptable dual-ligand surface.
NATURE NANOTECHNOLOGY.
17,
9
(2022)
Nondestructive Direct Photolithography for Patterning Quantum Dot Films by Atomic Layer Deposition of ZnO.
ADVANCED MATERIALS INTERFACES.
9,
22
(2022)
Transient Dynamics of Charges and Excitons in Quantum Dot Light-Emitting Diodes.
SMALL.
18,
29
(2022)
Quantum-dot and organic hybrid light-emitting diodes employing a blue common layer for simple fabrication of full-color displays.
NANO RESEARCH.
15,
7
Honors / Awards
2017 공학한림원 100대기술및주역선정
2016 Merck Young Scientist Award
2009 Samsung Electronics The 15th HumanTech Thesis Prize (Silver Medal)
2008 Samsung Electro-Mechanics The 4th 1nside Edge International Thesis Competition (Gold Medal)