He received his BS degree in earth & environments science in 2001 and his PhD degree in physics in 2006 at Seoul National University. He worked as a postdoc in Department of Chemistry at Seoul National University, developing nanoparticle-based biosensors and supported lipid bilayer systems, for the following one-year period. After that, he worked as a postdoc at Electrical & Computer Engineering, Rice University, Houston, Texas, to 2010 and as a senior research scientist of Advanced Photonics Research Institute at Gwangju Institute of Science and Technology (GIST) to 2013.