- Carriers
• Bioelectricphysics/Kwangwoon Univ. (2010-Present)
• Research Professor/Ajou Univ. (2017-2020)
• Research Professor/GIST (2009-2021)
• A member of Korean Academy of Science & Techol. (2006-Present)
• Director of Plasma Tech. IAE (2003-2006)
• Physics professor in Ajou Univ. (1998-2010)
• Executive Scientist in US-NSWC (1978-1999)
• Adjunct Researcher in Princeton PPL (1984-1995)
• Adjunct Prof. in Plasma Fusion Lab. MIT (1978-1984)
• Senior Research Associator Univ. of MD (1976-1978)

- Research Fields
Research on many areas in plasma Phys, including (1) Charged particle beam propagation (2) High power microwave generations (3) Neutron propagation (4) Electrical discharges in high pressure (5) Material productions by plasma (6) Plasma chemical reaction studies (7) Decontamination of bio & chem. agents (8) Research on energy and environment, resulting more than 470 SCI papers and more than 100 patent registrations in US, Korea and other countries.