2016, Visiting Professor of the Ulm University (Ulm, Germany),
2015, 2011,Visiting Professor of the Kyushu University (Fukuoka, Japan),
2004-2005, Visiting Professor of the Bochum University (Bochum, Germany), Fraunhofer-IST Institute (Braunschweig, Germany), and West Bohemia University (Plzen, Czech Republic),
1996-1997 Visiting Scientist of Cornell University (Ithaca, USA)
1994-1995 Post-doctor of Bonn University (Bonn, Germany)
1993-1994 Research Scientist of the Korea Research Institute of Chemical & Technology (Deajon, Korea)
2013-present Vice-president of the Korean Vacuum Society
2011-present Director of Chemical & Biological Detection Research Center (SKKU)
1997-present Full Professor of Chemistry Department at Sungkyunkwan University
관심분야 Research Interest
Synthesis of Advanced Functional Materials for IT, ET, NT & BT Applications (OTFTs, OLEDs, Sensors, etc.)
