Professor JO, Sam Keun (

Contact Information

Jiligwan #303C
Department of Chemistry
GACHON University
SungNam, KyungKi 461-701
South Korea

Office Phone: +82-31-750-5410
Lab Phone : +82-31-750-8793

KYUNG WON University has been renamed as GACHON University from March 1, 2012.

1982: Seoul National University (B.S. in Chemistry Education)
1986: Seoul National University (M.S. in Chemistry Education)
1990: University of Texas at Austin (Ph.D. in Chemistry)
Ph.D. Thesis: Photoelectron-Mediated Dissociation of CH
3Cl on Pt (111) (Advisor : Professor John Michael White)

Professional Experiences
1984-1986: Chemistry Teacher, Yong San Technical High School, Seoul, S.Korea
1991-1992: Associate Research Scientist, Department of Electrical Engineering, Columbia University, New York City, U.S.A.
1992-1994: Research Associate, Department of Materials Science and Engineering, University of Illinois at Urbana-Champaign, U.S.A.
1994-2005: Full Time Lecturer/Assistant Prof./Associate Professor at Kyung Won University
1998-2000: Chair, Department of Chemistry, Kyungwon University, Sung Nam, S. Korea
2002-2004: Editorial Board Member, Journal of the Korean Vacuum Society.
2002-2004: Steering Committee Member, the Korean Vacuum Society.
2004~ : Chief Professor of Chemistry, the KOFAC-Funded Science Education Institute for the Gifted Children, Kyung Won University, S. Korea.
2006~ : Full Professor at Kyung Won University, Sung Nam, S.Korea.
03/2007~02/2008: Invited Professor, School of Chemical and Biological Engineering, Seoul National University, S. Korea
09/2009-08/2011: Member of the Board of Directors of the Korean Vacuum Society.

3/2011~: Member of the Borad of Kyungki Reional Directors of the Korean Chemical Society.


Research Interests
1. Surface chemistry of semiconductor surfaces.
2. Ion/electron/photon beam-induced surface reactions.
3. Enantioselective heterogeneous catalysis on modified surfaces.
4. Reversible hydrogen storage materials
5. Interactions of oxide nanostructures with gas molecules.