Al预沉积层对金属有机物化学气相沉积方法在Si衬底上生长AlN缓冲层和GaN外延层的影响
甄龙云, 彭鹏, 仇成功, 郑蓓蓉, Armaou Antonios, 钟蓉

Effect of Pre-deposited Al Layer on Growth of AlN Buffer Layer and GaN Film on Si Substrate by Metal-organic Chemical Vapor Deposition
ZHEN Longyun, PENG Peng, QIU Chenggong, ZHENG Beirong, ARMAOU Antonios, ZHONG Rong
表2 生长AlN缓冲层时气相-表面的化学反应
Table 2 Gas-surface reactions during the growth of AlN buffer layer
Type & No.Reaction
G4AlCH33+NH3CH33Al:NH3
G5CH33Al:NH3AlCH33+NH3
G6CH33Al:NH3AlCH32:NH2+CH4
G7CH32Al:NH2AlNG+2CH4
S4AlS+NH3+3CH3AlNS+3CH4
S5xAlS+ySiSAlxSiyS
S62xSiS+2yNH32SixNyS+3yH2
S7AlNG+2SAlNS