학교소개
MEMBERS
Professor
Yong-Sang Kim, Ph.D.
Professor, School of Electronic and Electrical Engineering
Phone: +82-31-299-4323 (Office) / +82-10-7336-1370 (Mobile)
E-mail: yongsang@skku.edu, yskim651@gmail.com
Education
- ► Ph.D. (Electrical Eng.), Seoul National University, Mar. 1990 - Aug. 1994
- ► M.S. (Electrical Eng.), Seoul National University, Mar. 1988 - Feb. 1990
- ► B.S. (Electrical Eng.), Seoul National University, Mar. 1984 - Feb. 1988
Academic Positions
► Advisory Professor, Samsung Electronics Cooperation (SEC), IM (IT & Mobile) Division, 2020~
► Advisory Professor, Samsung Display Cooperation (SDC), 2019~
► Councilor, Korea Information Display Society (KIDS), 2019~
► Editorial director, Korean Institute of Electrical Engineers (KIEE), 2018~
► Professor, School of Electronic and Electrical Engineering, Sungkyunkwan University (Korea), 2013~
► Distinguished visiting professor, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, China, 2010~2015
► Professor, Dept. of Electrical Engineering, Myongji University (Korea), 1995~2013
► Professor, Dept. of Nano Science & Engineering, Myongji University (Korea), 2006~2013
► Director, Nano-Bio Research Center, Myongji University, 2005~2013
► Director, BK21 Development of Advanced Materials for Nanostructure Construction, 2006~2013
► Director, Nano Electronics and System Lab., National Research Lab. (NRL), 2006~2012
► Visiting professor, East China University of Science and Technology, Shanghai, China, 2009~2010
► Visiting associate researcher, Univ. of California at Berkeley (USA), 1999~2001
Research Interests
► AMLCD, AMOLED TFT backplane design: Design, fabrication and characterization of AMLCD and AMOLED TFT backplane with a-Si:H TFTs, a-IGZO TFTs, and LTPS TFTs, also through numerical simulation using TCAD and SmartSpice.
► Gate driver circuit/ pixel circuit design: Design, fabrication and characterization of gate scan driver circuit for realizing reliability, driving capacity, and simplicity. The gate driver circuit design for depletion mode oxide TFT and threshold voltage compensation of pull-down units.
► μ-LED pixel circuit design: Design, fabrication and verification of μ-LED pixel compensation circuit. The internal compensation structure for driving TFTs of μ-LED pixel circuit.
► LTPS TFT: Characterization of low temperature processed poly-silicon (LTPS) TFTs. Investigation of leakage current mechanism, hysteresis phenomena, bias and illumination instability, and so on.
► Oxide TFT: Design, fabrication and characterization of oxide TFT. Solution processed IGZO TFT characteristics such as oxygen vacancy, mobility, passivation effects, bias and illumination instability, and so on.
► Solution processing technologies for inorganic/organic electronic devices: Development of solution processing technologies including roll-to-roll processing, ink-jet printing, and screen printing for the fabrication of inorganic/organic thin film transistors.
► Organic transistor based biosensor: Design, fabrication and characterization of pentacene based thin film transistors for DNA, cancer cell and other biomolecules detection.
► Organic non-volatile memory device: Design, fabrication and characterization of organic memory devices based-on pentacence FETs with various kinds of nanoparticles like CdSe, CdTe, etc.
► Solar cells: Design, fabrication and characterization of organic solar cells, perovskite solar cells, and organic/inorganic hybrid tandem solar cells, with various kinds of metal oxide and semiconductor nanoparticles.
► Graphene-based field effect transistors as biosensors: design, fabrication, and characterization of field effect transistors using graphene as an active layer to detect specific target samples, such as DNA, and also monitor biological and chemical reactions during hemostasis.
► Microfluidics for molecular biology: Design, fabrication and characterization of microfluidic devices for on-chip cell lysis, PCR, DNA detection, RT-PCR, and integrated platform for genetic analysis.
► Microfluidic CE-AD for chemistry/biochemistry: Detection of pesticides, proteins, amino acids, hormones, etc.
► Electrochemical sensor: Fabrication and characterization of modified electrodes for detection of DNA, proteins, enzymes and other biomolecules, and handheld potentiostat array.
► Nanotechnology for microfluidics: Design and fabrication of a PDMS based micropump, microvalve, and microchannels; Fabrication of microcantilever based biosensors.