Status of GaN-based green light-emitting diodes*
Liu Jun-Lin, Zhang Jian-Li†, Wang Guang-Xu, Mo Chun-Lan, Xu Long-Quan, Ding Jie, Quan Zhi-Jue, Wang Xiao-Lan, Pan Shuan, Zheng Chang-Da, Wu Xiao-Ming, Fang Wen-Qing, Jiang Feng-Yi
       
Schematic (a) epitaxial structure and (b) chip structure of green LED on Si.