Outstanding pure green upconversion luminescence in LaZrTa3O11:Er3+/Yb3+ phosphors prepared by molten salt synthesis with B2O3 flux. - Wang, Xuekai; Cao, Yongze; Yan, Xianglan; Li, Guojian; Li, Xiangping; Zhang, Jinshu; Chen, Baojiu (Journal of the American Ceramic Society, 2025)