[1] [1] Zheng J M, Guo C F, Bai J T, et al. Current Applied Physics, 2012, 12: 643.

[2] [2] Shang M M, Li C X, Lin J, et al. Chemical Society Reviews, 2014, 43: 1372.

[3] [3] Bouzidi C, Ferhi M, Elhouichet H, et al. Journal of Luminescence, 2015, 161: 448.

[4] [4] Sun J, Ding D, Sun J, et al. Optical Materials, 2016, 58: 188.

[5] [5] Ma X, Mei L, Liu H, et al. Chemical Physics Letters, 2016, 653: 212.

[6] [6] Nagaraja R, Manjari V P, Sailaja B, et al. Journal of Molecular Structure, 2017, 1130: 96.

[7] [7] Gokhe U B, Koparkar K A, Omanwar S K, et al. Journal of Alloys And Compounds, 2016, 689: 992.

[8] [8] Li X, Guan L, Yang Z, et al. Journal of the Chinese Silicate Society, 2009, 37: 1919.

[9] [9] Sahu I P, Bisen D P, Brahme N, et al. Journal of Materials Science-Materials in Electronics, 2015, 26: 10075.

[11] [11] Blasse G. Phys. Lett. A, 1968, 28: 444.

[13] [13] Dillip G R, Mallikarjuna K, Dhoble S J, et al. Journal of Physics and Chemistry of Solids, 2014, 75: 8.