We compare several approaches to the fabrication of nanoscale quantum-dot LEDs for single-photon applications, including shadow-mask and oxide-confined structures. Strong carrier localization in the dots allows us to demonstrate efficient submicrometer-sized LEDs.
Ruidong ZhuHao ChenShin‐Tson WuYajie Dong
Zhifeng ShiXinjian LiChongxin Shan