1. Department of Chemistry and Biochemistry, University of Oklahoma, 101 Stephenson Parkway, Norman, Oklahoma 73019, United States
2. Synthetic Crystal Research Center, Shanghai Institute of Ceramics, Chinese Academy of Sciences Shanghai, Shanghai 201800, China
3. Scintillation Materials Research Center and ∥Department of Materials Science and Engineering, University of Tennessee, Knoxville, Tennessee 37996, United States
4. Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States