[1] Yang H M,Huang C H,Su X H,et al.Journal of Alloys and Compounds,2005,402:274.
[2] Yang P,Song C F,Lu M K,et al.Journal of Physics and Chemistry of Solids,2002,63(4):639.
[3] Chen Q D,Shen X H,Gao H C.Journal of Colloid and Interface Science,2007,308:491.
[4] Bol A A,Ferwerda J,Bergwerff J A,et al.Journal of Luminescence,2002,99:325.
[6] Luo X X,Cao W H,Zhou L X.Journal of Luminescence,2007,122:812.
[7] Hao E C,Sun Y P,Yang B,et al.Journal of Colloid and Interface Science,1998,204:369.
[8] Jian W P,Zhuang J Q,Zhang D W,et al.Materials Chemistry and Physics,2006,99:494.
[9] Bol A A,Meijerink A.J.Phys.Chem.B,2001,105:10197.
[10] Bol A A,Meijerink A.J.Phys.Chem.B,2001,105:10203.
[11] Chen X J,Xu H F,Xu N S,et al.Inorganic Chemistry,2003,42:3100.
[14] Feng S H,Xu R R.Acc.Chem.Res.,2001,34:239.
[17] Denzler D,Olschewski M,Sattler K.Journal of Applied Physics,1998,84 (5):2842