中国激光, 2019, 46 (2): 0203002, 网络出版: 2019-05-09
高应变Inx Ga1-x As薄膜的结晶质量及光学特性 下载: 578次
Crystallization Quality and Optical Properties of High Strain Inx Ga1-x As Film
图 & 表
图 1. 生长过程中的RHEED衍射图像。(a)进行脱氧处理的GaAs衬底;(b)生长的GaAs缓冲层;(c) In组分加入生长的InxGa1-xAs薄膜;(d)生长的InxGa1-xAs薄膜
Fig. 1. RHEED diffraction pattern during growth. (a) Deoxidation processing of GaAs substrate; (b) growth of GaAs buffer layer; (c) growth of InxGa1-xAs film by adding In component; (d) growth of InxGa1-xAs film
图 2. InxGa1-xAs薄膜的光学照片及对应的XRD图。(a)光学照片;(b) XRD图像
Fig. 2. Optical photograph of InxGa1-xAs film and corresponding XRD image. (a) Optical photograph; (b) XRD image
图 3. InxGa1-xAs薄膜室温下的PL光谱,插图为室温下发光对应的能带图
Fig. 3. PL spectra of InxGa1-xAs film at room temperature, inset shows energy band diagram corresponding to luminescence at room temperature
亢玉彬, 唐吉龙, 张健, 方铉, 房丹, 王登魁, 林逢源, 魏志鹏. 高应变In