1.3 µm lasing of circular defect cavity photonic crystal laser with an AlOx cladding layer. - Xiuyu Zhang; Takafumi Hino; Satoshi Kasamatsu; Shobu Suga; Elbert He; Yifan Xiong; Masato Morifuji; Hirotake Kajii; Akihiro Maruta; Masahiko Kondow (IEICE Electron. Express, 2017)