Development from small molecules to polymers for electronic and photonic application
Micro-/nanofabrication using soft and/or hard materials for small-scaled devices
Hybridization of organic/inorganic materials for sensors/display system
Unusual formats for 3-dimensional transformable device
Flexible devices for bio-medical/mimic application
Education
1999.03 ~ 2003.02 : Ph. D., Department of Chemistry, Sogang University, Seoul, Korea (advisor: Professor Hoosung Lee)
1996.03 ~ 1998.08 : M. S., Department of Chemistry, Sogang University, Seoul, Korea (advisor: Professor Hoosung Lee)
1988.03 ~ 1996.02 : B. S., Department of Chemistry, Sogang University, Seoul, Korea (Minor: Physics)
Work Experience
2020.03 ~ present : Professor, Department of Materials Science and Engineering, GIST, Korea
2013.09 ~ 2020.02 : Associate Professor, Department of Materials Science and Engineering, GIST, Korea
2009.02 ~ 2013.08 : Assistant Professor, Department of Materials Science and Engineering, GIST, Korea
2004.10 ~ 2009.02 : Postdoctoral Fellow, Department of Materials Science and Engineering, UIUC, USA (advisor: Professor John A. Rogers)
2003.04 ~ 2004.09 : Postdoctoral Fellow, Department of Chemistry, Sogang University, Seoul, Korea (advisor: Professor Hoosung Lee)
1998.11 ~ 1999.02 : Commissioned Research Scientist, Facilitated Transport Membranes Center, KIST, Korea
1996.04 ~ 1998.06: Research Trainee, Polymer Hybrids Research Center, KIST, Korea
Honors and Awards
Year 2019 10-outstanding fundamental researchers (2019)
GIST Achievement Award (2019)
GIST Outstanding Technology Award (2016)
Sports Seoul Innovative Korean & Power Korea (2016)
GIST Outstanding Teaching Award (2012)
Academic Membership
2020.02-present: Editorial board member of Materials
2019.01-present: Editorial board member of Polymer Science and Technology in Korea
Members of Materials Research Society
Member of The Korean Chemical Society
Member of The Polymer Society of Korea
Member of The Korean Society of Industrial and Engineering
Reperesentative Publications
“Enhancement of interfacial adhesion using micro/nanoscale hierarchical cilia for randomly accessible membrane-type electronic devices” Hwang, Y.; Yoo, S.; Lim, N.; Kang, S. M.; Yoo, H.; Kim J.; Hyun, Y.; Jung. G. Y.; Ko, H. C. ACS Nano, 2020, 14, 118-128.
“Automatic transformation of membrane-type electronic devices into complex 3D structures by extrusion shear printing and thermal relaxation on acrylonitrile-butadiene-styrene frameworks”, Jang, H. S.; Yoo S.; Kang, S. H.; Park, J.; Kim, G.-G.; Ko, H. C. Adv. Funct. Mater., 2020, 30, 1907384.
"A bezel-less tetrahedral image sensor formed by solvent-assisted plasticization and transformation of an acrylonitrile butadiene styrene framework", Jang, H. S.; Kim, K.; Kim, S. H.; Yoo, J. I.; Yoo, S.; Kim, K.; Jung, C.; Ko, H. C. Adv. Mater., 2018, 30, 1801256.
"Robust and stretchable indium gallium zinc oxide-based electronic textiles formed by cilia-assisted transfer printing”, Yoon, J.; Jeong, Y.; Kim, H.; Yoo, S.; Jung, H. S.; Kim, Y.; Hwang, Y.; Hyun, Y.; Hong, W.; Lee, B. H.; Choa, S.; Ko, H. C., Nat. Commun., 2016, 7, art. no. 11477.
"Sticker-type Alq3-based OLEDs based on printable ultrathin substrates in periodically anchored and suspended configurations", Yun, S. O.; Hwang, Y.; Park, J.; Jeong Y.; Kim, S. H.; Noh, B. I.; Jung, H. S.; Jang H. S.; Hyun Y.; Choa, S.-H.; Ko, H. C., Adv. Mater., 2013, 25, 5626-5631.
"Ultrathin sticker-type ZnO TFTs formed by transfer printing via topological confinement of water-soluble sacrificial polymer in dimple structure" Kim, S. H.; Yoon, J.; Yoon, S. O.; Hwang, Y.; Jang, H. S., Ko, H. C., Adv. Funct. Mater., 2013, 23, 1375-1382.
“A hemispherical electronic eye camera based on compressible silicon optoelectronics”, Ko, H. C.; Stoykovich, M. P.; Song, J.; Malyarchuk, V.; Choi, W. M.; Yu, C.-J.; Geddes III, J.; Xiao, J.; Wang, S.; Huang, Y.; Rogers, J. A. Nature 2008, 454 (no7205), 748-753.
“Multi-colored electrochromism of poly{1,4-bis[2-(3,4-ethylenedioxy)thienyl]benzene} derivative bearing viologen functional groups”, Ko, H. C.; Kim, S.; Lee, H.; Moon, B. Adv. Funct. Mater. 2005, 15 (iss. 6), 905-909.
“Enhancement of electrochromic contrast of poly(3,4-ethylenedioxythiophene) by incorporating a pendant viologen”, Ko, H. C.; Kang, M.; Moon, B.; Lee, H. Adv. Mater. 2004, 16 (iss. 19), 1712-1716.