Materials research for secondary batteries, fuel cells and
supercapacitors (oxides, carbons, metal, alloys, polymer
electrolytes), Optimization for electrode fabrication,
Systematization for electrochemical energy conversion and
storage devices.

1988~ Professor, Seoul National University
1978~1981 Researcher, Korea Institute of Science and
Technology
1986~1988 Post Doc., University of Illinois
1993~1994 Visiting Professor, University of Tuebingen
(Humboldt Foundaton)
1995~1996 Editor, The Korean Society of Industrial and
Engineering Chemistry
1998~2000 Secretary, The Korean Electrochemical Society
1999~ Co-editor, Ionics
2001~ Chairman, Battery Division in The Korean
Electrochemical Society
2002~ Director, Research Center for Energy Conversion
and Storage (supported by MOST and KOSEF)

2000 ISI Citation Classic Award (Institute of Science Information)