International Display Workshops General Incorporated Association

09:00 〜 09:20

[MEET3-1(Invited)] Developing Cd-free QLEDs for Display Applications

*Zhuo Chen1, Dong Li1, Boris Kristal1, Jingwen Feng1, Zhigao Lu1, Gang Yu1, Yanzhao Li1, Xinguo Li1, Xiaoguang Xu1 (1. BOE Technology Group Co., Ltd. (China))

Cd-free quantum dots, Quantum dots Light emitting diodes, Display

https://doi.org/10.36463/idw.2019.1450

In this study, we investigated the effect of magnesium (Mg) doping in ZnO nanoparticles, in balancing the charge transfer in InP-based QLED devices. Through optimizing QD structures and devices, red InP QLEDs with the current efficiencies as high as 11.6 cd/A were fabricated.