 Ph.D., KAIST, Department of Chemical Engineering, Korea, 1991.2  M.S., KAIST, Department of Chemical Engineering, Korea, 1985.2  B.S, Seoul National University, Department of Chemical Engineering, Korea, 1983.2

 Professor, Kyung Hee University, Korea, 2004 - present  Principal Researcher, Korea Institute of Science & Technology, Korea, 1991 - 2003  Post-Doc., Liquid Crystal Institute, Kent State University, USA, 1993 - 1994 Development of Gas Barrier Films and Functional Coatings, Ministry of Trade, Industry and Energy, 2010.09-2017.03.  Development of Gas Barrier Coating Materials and Process for Transparent Polyimide Substrate, Samsung Display, 2014.03-2016.02.  Fundamental Approach to Simplify the Structure of White OLEDs for Solid-State Lighting, National Research Foundation of Korea, 2009.09-2012.08.

 S. Ahn, J. N. Kim, and Y.C. Kim, 2015, “Solid State Solvation Effect of a Donor-Acceptor Type Fluorescent Molecule and Its Application to White Organic Light-Emitting Diodes”, Current Applied Physics, 15: S42-S47.  S. Ahn, Y.-B. Cha, M. Kim, K.-H. Ahn, and Y.C. Kim, 2015, “Synthesis, Characterization, and Electroluminescence Properties of a Donor–Acceptor Type Molecule for Highly Efficient Non-doped Green Organic Light-Emitting Diodes”, Synthetic Metals, 199: 8-13.  M. Kim and Y. C. Kim, 2014, “Single Wall Carbon Nanotube/Poly(3,4-ethylenedioxythiophene) Nanocomposite Film as a Transparent Electrode for Flexible Organic Light-emitting Diodes”, Synthetic Metals, 198: 31-35.  J. I. Lee, S. H. Cho, S.-M. Park, J. K. Kim, J. K. Kim, J.-W. Yu, Y. C. Kim, and T. P. Russell, 2008, “Highly Aligned Ultrahigh Density Arrays of Conducting Polymer Nanorods using Block Copolymer Templates”, Nano Letters, 8(8): 2315-2320.

 Member of Boards, Korea Polymer Society, 2010 - present  Best Teaching Awards in School of Engineering, Kyung Hee University, 2011  ISI Citation Classic Award, Thomson Scientific, 2000

Organic light-emitting diodes, organic/polymer materials for information displays, opto-electronic and electro-optic polymer hybrid materials, electrical conducting polymers, gas barrier film technology for flexible displays.