2017 β Present
Professor
Gwangju Institute of Science and Technology (GIST)
Research on Diffusion Monte Carlo methods, etc.
2010 β 2017
Associate Professor
Gwangju Institute of Science and Technology (GIST)
Research on Diffusion Monte Carlo methods, etc.
2006 β 2010
Senior Researcher
Daejeon, Korea. Research on Diffusion Monte Carlo.
2005 β 2006
Research Professor
Computer Aided Molecular Design Research Center, Soongsil University
Research on Ising Antiferromagnetic Models.
2003 β 2005
Visiting Professor
Computational Electronics Center, Inha University
KMC for dopant diffusion in Si, molecular dynamics for ion implantation, SIESTA/VASP calculations.
2002 β 2003
Research Professor
Innovative Technology Center for Radiation Safety, Hanyang University
Research on Monte Carlo methods for Nuclear Engineering.
1999 β 2002
PostDoctoral Research Associate
Florida State University
Research on SPRNG (Parallel Random Number Generators).
1998 β 1999
Research Assistant
University of Southern Mississippi
Research on First Passage Algorithms.
1995 β 1997
Teaching Assistant
University of Southern Mississippi
Instructed Astronomy and Physics Labs.
1992 β 1994
Instructor
Private Educational Institute
Taught high school students.
1990 β 1992
Teaching Assistant
Seoul National University
Helped Astronomy professors.