2009한국고분자학회 추계 정기총회 및 연구논문 발표회, 2009-10-07
2010 Materials Research Society, 2010-04-08
19th International Photocoltaic Science and Engineering Conference and Exhibition, 2009-11-09
2010 Materials Research Society, 2010-04-07
19th International Photocoltaic Science and Engineering Conference and Exhibition, 2009-11-09
추계고분자학회, 2011-10-05
2011 한국고분자학회 추계 정기총회 및 연구논문 발표회, 2011-10-06