Eu3+ doped zinc germanate long persistent luminescence phosphor for multi-mode anti-counterfeiting application

Xin Chen, Xuezhu Sha, Yuhang Zhang, Duan Gao, Li Wang, Yanqiu Zhang, Xizhen Zhang, Jinsu Zhang, Yongze Cao, Yichao Wang, Xiangping Li, Sai Xu, Hongquan Yu, Baojiu Chen, Baojiu Chen