InP量子点的掺杂及其光学性能

杨锁龙, 王晓方, 蒋春丽, 赵雅文, 曾荣光, 王怀胜, 赖新春

Doping of InP Quantum Dots and Its Optical Properties

Suo-Long YANG, Xiao-Fang WANG, Chun-Li JIANG, Ya-Wen ZHAO, Rong-Guang ZENG, Huai-Sheng WANG, Xin-Chun LAI

表1 Li: InP和Zn: InP量子点估算直径与带隙

Table 1 Calculated D and Eg of Li: InP and Zn: InP QDs

Sample Peak/nm D/nm Eg/eV Sample Peak/nm D/nm Eg/eV Undoped 564 2.91 2.20 Undoped 564 2.91 2.20 Zn/In=0.1 534 2.55 2.32 Li/In=0.1 520 2.40 2.38 Zn/In=0.2 518 2.38 2.39 Li/In=0.2 499 2.20 2.48 Zn/In=0.3 491 2.13 2.53 Li/In=0.3 495 2.16 2.51