International Conference on Flexible and Printed Electronics 2009, 2009-11-13
2008 춘계학술대회, 2008-04-11
2009 춘계학술대회, 2009-04-10
2009년 추계 고분자학회, 2009-10-09
IMID (international Meeting on Information Display), 2009-10-15
한국고분자학회 추계총회 (2010), 2010-10-07
2010 춘계학술대회, 2010-04-08
2008 추계학술대회, 2008-10-10
MRS fall meeting 2008, 2008-12-02