- Nanoparticles
- Plasmonics
- Biosensors

2017 ~ 2018 Vice-Chair/Division Leader, Division of Natural Sciences, Young Korean Academy of Science and Technology (Y-KAST)
2018 ~ 2022 Department Head, National Center for Inter-University Research Facilities, Seoul National University
2019 ~ Current Editorial Advisory Board Member, ACS Central Science (ACS Publications)
2019 ~ 2021 Vice Chair, Department of Chemistry, Seoul National University
2019 ~ 2021 Member, Samsung Electronic Future Technology Committee
2020 ~ Current Editorial Advisory Board Member, Accounts of Chemical Research (ACS Publications)
2020 ~ Current Associate Editor, Nano Letters (ACS Publications)
2020 Visiting Professor, Samsung Advanced Institute of Technology
2022 ~ Current Director of International Affairs, the Korean Chemical Society
2023 ~ 2024 Visiting Professor, Stanford University

2021 SNU Excellence in Research Award, the President of Seoul National University
2012 Presidential Young Scientist Award, the President of the Republic of Korea
2006 Victor K. LaMer Award, American Chemical Society (ACS)