CHIEH-HSIUNG KUANLee, M.-L.M.-L.LeeHsieh, C.-J.C.-J.HsiehSu, V.V.SuYou, Y.-H.Y.-H.YouChen, P.-H.P.-H.ChenLin, H.-C.H.-C.LinYang, H.-B.H.-B.YangCHIEH-HSIUNG KUAN2018-09-102018-09-102013http://www.scopus.com/inward/record.url?eid=2-s2.0-84894114920&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/379931Utilizing two dimensional photonic crystals to study the relation between the air duty cycle and the light extraction efficiency of InGaN-based Light-Emitting Diodesconference paper10.1109/NANO.2013.6720959