- Energy materials
- Energy storage
- Electrosorption & Electrocatalysis

2008.09 ~ 2008.11 Postdoctoral Researcher, KIST
2008.12 ~ 2010.02 Postdoctoral Researcher, MIT
2010.03 ~ 2014.08 Assistant Professor, Kyung Hee University
2014.09 ~ Present Professor/Associate Professor, Sungkyunkwan University (SKKU)
2016.01 ~ Present Concurrent Professor, Samsung Advanced Institute of Health Science & Technology (SAIHST)
2020.01 ~ 2022.12 Member, Young Korean Academy Science & Technology (Y-KAST)
2020.06 ~ Present Director, Center for 2D Elementary Surface Redox Energy Storage (2DRES)
2020.09 ~ Present Director, Center for Next-Generation Energy Materials
2021.01 ~ Present Review Board (RB), National Research Foundation (NRF)
2023.01 ~ Present SKKU Fellow, Sungkyunkwan University (SKKU)

2019 The Scientist of the Month, National Research Foundation (NRF)
2019 Commendation from Minister, Ministry of Science and ICT
2023 Sunkyun Nobel Prize in Sungkyunkwan University