Developing Cd-free QLEDs for Display Applications

Zhuo Chen

Presentation information

Oral Presentation

[MEET3] Emerging Quantum Dots and Nanotechnologies (1)

Special Topics of Interest on Quantum Dot Technologies

Fri. Nov 29, 2019 9:00 AM - 10:20 AM Conference Hall (1F)

Chair: Christophe Martinez (CEA LETI)
Co-Chair: Haizheng Zhong (Beijing Institute of Technology)

9:00 AM - 9:20 AM

[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))

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

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.