Synthesis, characterization and photoluminescence properties of Tm3+-doped Ca2YTaO6 blue-emitting phosphorsJianhua Li, Jinyu Huang, Jing Liao, Jinjin Fu and Bin DengE3S Web Conf., 267 (2021) 02018DOI: https://doi.org/10.1051/e3sconf/202126702018