CHIEH-HSIUNG KUANLee, M.-L.M.-L.LeeYou, Y.-H.Y.-H.YouHsieh, C.-J.C.-J.HsiehSu, V.-C.V.-C.SuNien, C.C.NienChen, P.-H.P.-H.ChenLin, H.-C.H.-C.LinYang, H.-B.H.-B.YangChen, Y.-P.Y.-P.ChenTsai, S.-H.S.-H.TsaiCHIEH-HSIUNG KUAN2018-09-102018-09-102014http://www.scopus.com/inward/record.url?eid=2-s2.0-84944707508&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/387102Utilizing two-dimensional photonic crystals to investigate the correlation between the air duty cycle and the light extraction efficiency of ingan-based light-emitting diodesconference paper