2010년도 화학공학회 추계 총회, 2010-10-21
2009 MRS spring meeting, 2009-04-15
The 8th Korea-Japan Symposium on Frontier Photoscience, 2011-10-28
10th Asian Hydrogen Energy Conference, 2009-04-09
The 18th Annual Meeting for Korean Society of Photoscience, 2011-06-09