Progress in Preparation of Patterned Sapphire Substrate for GaN-based Light Emitting Diodes
CUI Lin, WANG Gui-Gen, ZHANG Hua-Yu, ZHOU Fu-Qiang, HAN Jie-Cai
Journal of Inorganic Materials . 2012, (9): 897 -905 .  DOI: 10.3724/SP.J.1077.2012.11785