- Polymer synthesis
- Living polymerization
- Controlling nano-structures

2004.12 ~ 2008.08 Senior Researcher, Samsung Cheil Industry
2008.09 ~ 2022.08 Professor, Seoul National University
2013.07 ~ 2022.12
Editor of Journal of Polymer Science, Wiley
2017 ~ 2022 Y-KAST member
2022.09 ~ Professor, ETH Zurich
2022.09 ~2025.08 Guest Professor, Seoul National University