Liu Junlin, Xiong Chuanbing, Cheng Haiying, Zhang Jianli, Mao Qinghua, Wu Xiaoming, Quan Zhijue, Wang Xiaolan, Wang Guangxu, Mo Chunlan, Jiang Fengyi. Effects of AlN Interlayer on Growth of GaN Films on Silicon Substrate[J]. Acta Optica Sinica, 2014, 34(2): 231003