Seoul National Univ. DMSE
People
Faculty
Education
- 2006
- 2002
- 2000
Career
- 2006 ~ 2009
- 2009 ~ 2015
Korea Institute of Science and Technology (KIST)
High Temperature Energy Materials Research Center Senior Research Scientist
- 2015 ~ 2018
Korea Institute of Science and Technology (KIST)
High Temperature Energy Materials Research Center Principal Research Scientist
- 2018 ~ present
Associate Professor, Seoul National University
Research Interests
1. High Strength / High Temperature Alloys
2. Nano Mechanics and Nano Structure Design for Ultra Strong Materials
3. Shape and Pattern Design for Engineering Materials
4. Flexible and Stretchable Devices
5. Algorithmic Kirigami for Structure Design
Selected Publications
Yu-Ki Lee, Zhonghua Xi, Young-Joo Lee, Yun-Hyeong Kim, Yue Hao, Hongjin Choi, Myoung-Gyu Lee, Young-Chang Joo, Changsoon Kim, Jyh-Ming Lien*, In-Suk Choi*, “Computational kirigami wrapping: a universal method to wrap 3D-curved surfaces forconformal devices for conformal devices with non-stretchable materials beyond materiality “, Science Advances (2020), 6(5), eaax6212
So-Yeon Lee, Kyung Roul Park, Sung-gyu Kang, Ji-Hoon Lee, Eun-chae Jeon, Cheol-Hwee Shim, Jae Pyong Ahn, Dong-Ik Kim, Heung Nam Han, Young-Chang Joo*, Changsoon Kim*, and In-Suk Choi*, “Selective crack suppression during deformation in metalfilms on polymer substrates using electron beam irradiation”, Nature Communications (2019), 10, 4454
Kee-Bum Kim, Young-Joo Lee, Avelino Costa, Yu-Ki Lee, Tae-Sik Jang, Myoung-Gyu Lee, Young-Chang Joo, Kyu Hwan Oh, Juha Song*, and In-Suk Choi*,”Extremely Versatile Deformability beyond Materiality: A New Material Platform through Simple Cuttingfor Rugged Batteries”, Advanced Engineering Materials (2019), 1900206
Srinivasan Swaminathan, Sung-Min Hong, Manoj Kumar, Woo-Sang Jung, Dong-Ik Kim, Harpreet Singh*, and In-Suk Choi*,”Microstructural evolution and high temperature oxidation characteristics of cold sprayed Ni-20Cr nanostructured alloy coating”,Surface and Coatings Technology (2019), 362, pp.333-344.
S.G. Kang, D.Y. Moon, J. H. Jang, J.Y. Kim, J.Y. Suh, E.J. Yoon, H.N. Han*, I.S. Choi*, “Flaw-containing Alumina hollow nanostructures have ultrahigh fracture strength to be incorporated into high-efficiency GaN LEDs”, Nano Letters (2018),vol 18, p 1323–1330
Seoul National Univ. DMSE
People
Faculty
Education
- 1979
Ph.D : Polytechnic Institute of New York, Department of Polymer Science and Engineering
- 1977
M.S : Polytechnic Institute of New York, Department of Polymer Science and Engineering
- 1975
M.S : Seoul National University, Department of Textile Engineering
- 1973
B.S : Seoul National University , Department of Textile Engineering
Career
- 2007-2008
University of Massachusetts Amherst, Visiting Professor
Research Interests
1. Organic Solar Cells* Molecular design and synthesis of new semiconducting polymers for high efficiency polymer solar cells
* Molecular design and synthesis of novel low band-gap conjugated polymers for effective collection of solar energy
* Molecular design and synthesis of solution-processiable small molecules for organic photovoltaics
* Molecular design and synthesis of new hole-transporting materials with enhanced performance for organic/polymer solar cells
* Development of novel methods for large-scale fabrication of polymer solar cells
* Computer simulations for the optimization of organic/polymer solar cells2. Carbon nanotubes (CNTs) and Graphenes for Electronics and Nanocomposites* Modification of CNTs and graphenes for solubility improvement
* Development of graphene-based active materials for organic field-effect transistor
* Development of graphene-based interlayer materials for high efficient organic solar cells
* Development of flexible and transparent electrodes for optoelectronic devices based on CNTs and graphenes
* CNT and graphene-reinforced polymer nanocomposites for enhancement of electrical and mechanical properties
Selected Publications
1. Patents* Domestic patents: 16 (organic solar cells, conducting polymer, composite)
* International patents: 4 (conducting polymer)2. Papers* “A high mobility conjugated polymer based on dithienothiophene and diketopyrrolopyrrole for organic
photovoltaics”, Energ. Environ. Sci., 5, 6857 (2012)
* “A low band-gap polymer based on unsubstituted benzo[1,2-b:4,5-b ��?-dithiophene for high performance organic
photovoltaics”, Chem. Commun., 48, 6933 (2012)
* “Enhanced Performance and Air Stability of Polymer Solar Cells by Formation of a Self-Assembled Buffer Layer
from Fullerene-End-Capped Poly(ethylene glycol)”, Adv. Mater., 23, 1782 (2011)
* “Supramolecular Assembly of End-Functionalized Polymer Mixtures Confined in Nanospheres”, ACS Nano, 5, 115 (2011)
* “Efficiency enhancement of P3HT/PCBM bulk heterojunction solar cells by attaching zinc phthalocyanine to the
chain-end of P3HT”, J. Mater. Chem., 21, 17209 (2011)
* “Enhanced device performance of polymer solar cells by planarization of quinoxaline derivative in a lowbandgap
polymer”, J. Mater. Chem., 21, 8583 (2011)
* “Annealing-Free High Efficiency and Large Area Polymer Solar Cells Fabricated by a Roller Painting Process”,
Adv. Funct. Mater., 20, 2355 (2010)
* “Fabrication of Highly Conductive and Transparent Thin Films from Single-Walled Carbon Nanotubes Using a
New Non-ionic Surfactant via Spin Coating”, ACS Nano, 4, 5382 (2010)
* “Synthesis of Nonfluorinated Amphiphilic Rod-Coil Block Copolymer and Its Application to Proton Exchange
Membrane”, Chem. Mater., 22, 3646 (2010)
* “High-Efficiency Polymer Solar Cells with Water-Soluble and Self-Doped Conducting Polyaniline Graft
Copolymer as Hole Transport Layer”, J. Phys. Chem. C, 114, 633 (2010)
* “Multi-walled carbon nanotubes covalently attached with poly(3-hexylthiophene) for enhancement of field-effect
mobility of poly(3-hexylthiophene)/multi-walled carbon nanotube composites”, Carbon, 48, 389 (2010)
* “Synthesis and photophysical property of well-defined donor-acceptor diblock copolymer based on regioregular
poly(3-hexylthiophene) and fullerene”, J. Mater. Chem., 19, 1483 (2009)
[Total of 300 journal papers]