대한재료금속학회 추계학술대회, 2009-10-22
대한재료금속학회 춘계학술대회, 2009-04-23
FEMMS 2011, 2011-09-22
대한금속재료학회 추계학술대회, 2011-10-27
MRS fall meeting, 2009-11-30
IFES 2012, 2012-05-21
Thesis(Doctor), 2012
T he 51st International Field Emission Symposium(IFES), 2008-06-25
IFES 2012, 2012-05-21
IEEE NMDC 2011, 2011-10-19
5th Congress of the International Union of Microbeam Analysis Societies, 2011-05-25
제 18회 한국반도체학술대회, 2011-02-18
9th International Conference on Nitride Semiconductor, 2011-07-10
5th Congress of the International Union of Microbeam Analysis Societies(IUMAS-V), 2011-05-22
대한전자현미경학회 춘계학술대회, 2009-05-13
대한재료금속학회 춘계학술대회, 2009-04-23
TMS 2012, 2012-03-11
International Union of Crystallography, 2008-09-02
대한금속재료학회 추계학술대회, 2011-10-27