* Mulliken Lecture, University of Georgia, USA (2011)
* Ranked within the top 500 chemists (only one among Korean nationals): H-index ranking of well known living chemists: Update online by Chemistry World, UK, on Dec 12,2011
* National Scientist of the Republic of Korea (2010)
* Korea Premium Science and Technology Award (2010)
* Fukui medal from Asia-Pacific Association of Theoretical and Computational Chemistry (APATCC) (2010)
* International Academy of Quantum Molecular Science (IAQMS): membership elected (2009)
* POSTECH Fellow (2009-2014)
* Korea Science Award from Korean President (2004)
* Academic Achievement Award from the Korean Chemical Society (2001)