Bright upconversion luminescence and increased Tc in CaBi2Ta2O9:Er high temperature piezoelectric ceramics

Dengfeng Peng, Xusheng Wang, Chaonan Xu, Xi Yao, Jian Lin, Tiantuo Sun
  • Journal of Applied Physics, January 2012, American Institute of Physics
  • DOI: 10.1063/1.4720578