[1] [1] Bea H, Bibes M, Fusil S, et al. Physical Review B, 2006, 74: 020101R.

[2] [2] Fischer P, Polomska M, Sosnowska I, et al. J. Phys. C, 1980, 13: 1931.

[3] [3] Bhattacharjee S, Tripathi S, Pandey D. Applied Physics Letters, 2007, 91(4): 042903.

[4] [4] Selbach S M, Einarsrud M A, Grande T. Chemistry of Materials, 2009, 21(1): 169.

[5] [5] Bernardo M S, Jardiel T, Peiteado M, et al. Journal of the European Ceramic Society, 2011, 31: 3047.

[6] [6] Valant M, Axelsson A K, Alford N. Chemistry of Materials, 2007, 19: 5431.

[7] [7] Bernardo M S, Boletin de la. Sociedad Espanola de Ceramicay Vidrio, 2014, 53: 1.

[8] [8] Nalwa K S, Garg A, Upadhyaya A. Materials Letters, 2008, 62(6-7): 878.

[9] [9] Cheng G F, Ruan Y J, Liu W, et al. Material Letters, 2015, 143: 330.

[11] [11] Kothari D, Reddy V R, Sathe V G, et al. Journal of Magnetism and Magnetic Materials, 2008, 320(3-4): 548.

[12] [12] Fukumura H, Harima H, Kisoda K, et al. Journal of Magnetism and Magnetic Materials, 2007, 310(2): e367.

[13] [13] Fukumura H, Matsui S, Harima H, et al. Journal of Physics: Condensed Matter, 2007, 19: 65224.

[14] [14] Rout D, Moon K S, Kang S J L. Journal of Raman Spectroscopy, 2009, 40: 618.

[15] [15] Arenas D J, Jegorel T, Knab C, et al. Physical Review B, 2012, 86: 144116.

[16] [16] Yuan X Y, Shi L, Zhao J Y, et al. Scripta Materialia, 2018, 146: 55.

[17] [17] Wang Y P, Zhou L, Zhang M F, et al. Applied Physics Letters, 2004, 84(10): 1731.

[18] [18] Zhang S T, Lu M H, Wu D, et al. Applied Physics Letters, 2005, 87(26): 262907.