- Reaction dynamics
- Reaction control
- Structural dynamics

2001-2001 Postdoctoral Scholar, California Institute of Technology
2001–2003 Postdoctoral Scholar, University of Chicago
2003–present Professor, Associate Professor, Assistant Professor KAIST
2007–2012 Director, Center for Time-Resolved Diffraction, KAIST
2012–2021 Group Leader, Associate Director, Center for Nanomaterials and Chemical Reactions, IBS
2021–present Director, Center for Advanced Reaction Dynamics, IBS

2006 10th Young Scientist Award
2016 Kyung-Am Academic Award
2021 62nd 3.1 Cultural Award