Emission tuning of highly efficient quaternary Ag-Cu-Ga-Se/ZnSe quantum dots for white light-emitting diodes

Jinxin Wei, Zhe Hu, Wenjie Zhou, Yi Qiu, Hanqing Dai, Yuanyuan Chen, Zhongjie Cui, Siyu Liu, Haiyang He, Wanlu Zhang, Fengxian Xie, Ruiqian Guo