Experiences
- 2013 – Present: Group Leader
- Institute of Basic Science, Center for Underground Physics
- 2011 – Present: Professor
- University of Science and Technology, Nano Science
- 2011 – 2012: Visiting Scientist
- NASA Goddard Space Flight Center, Astrophysics division
- 2005 – Present: Senior/Principal Research Scientist
- Korea Research Institute of Standards and Science
- 2003 – 2005: Postdoctoral Research Associate, Brown University
- 2003 Ph.D. Brown University, USA
