Cu掺杂ZnSe高效量子点的合成及其光学特性研究
郑金桔1,2, 曹盛2, 高凤梅2, 尉国栋2, 贾龙1, 杨为佑2

Synthesis of Effective and Qualified Cu-doped ZnSe Quantum Dots and Their Optical Properties
ZHENG Jin-Ju1,2, CAO Sheng2, GAO Feng-Mei2, WEI Guo-Dong2, JIA Long1, YANG Wei-You2
图2 在掺Cu及包覆ZnSe壳层的过程中, ZnSe Core、ZnSe:Cu 40 min、ZnSe:Cu 80 min、ZnSe:CuZnSe-1、ZnSe:CuZnSe-2和ZnSe:CuZnSe-3的吸收a及发光b光谱, 以及ZnSe:Cu 80 min样品在不同波长的光激发下的激发光谱c
Fig. 2 UV-visible a and PL b spectra of ZnSe core, ZnSe:Cu 40 min, ZnSe:Cu 80 min, ZnSe:CuZnSe-1, ZnSe:CuZnSe-2, ZnSe:CuZnSe-3, and the PL spectra c of ZnSe:Cu 80 min excited at 320 nm, 335 nm and 350 nm, respectively