[1] Song L J,Pei W H,Song Y R,et al. Acta Photonica Sinica,2003,32(10): 1163～1165
[2] Zheng Q,Chen Y X,Zhao L,et al. Acta Photonica Sinica,2002,31(5): 550～552
[3] Xu X D,Zhao Z W,Song P X,et al. Acta Photonica Sinica,2004,33(5): 567～569
[4] Yang Z Y,Rudowicz C,Qin J. The effect of disorder in the local lattice distortions on the EPR and optical spectroscopy parameters for a new Cr3+ defect center in Cr3+∶Mg2+∶LiNbO3. Physica B,2002,318(2-3): 188～197
[5] Bai X M,Zeng L W. Anisotropic broadening of the linewidth in the EPR spectra of Cr3+ ions in various doped yttrium aluminum garnet single crystals. Phys Rev B,1989,39(1): 10～14
[6] Burns G,Geiss E A,Jenkins B A,et al. Cr3+ Fluorescence in garnets and other crystals. Phys Rev,1965,139(5): A1687～A1693
[7] Hehir J P,Henry M O,Larkin J P,et al. Nature of the luminescence from YAG∶Cr3+. J Phys C Solid State Phys,1974,7(12): 2241～2248
[8] Chen Q H,Du M L. J Synthetic Crystals,1989,18(2):130～135
[9] Zheng W C. Local trigonal distortions for the substituting Cr3+ ions in garnet crystals. Physica B,1995,212(4): 420～422
[10] Rudowicz C,Yang Z Y,Yeung Y Y. Crystal field and microscopic spin Hamiltonians approach including spin-spin and spin-other-orbit interactions for d2 and d8 ions at low symmetry C3 symmetry sites: V3+ in Al2O3. Journal of Physics and Chemistry of Solids,2003,64(8): 1419～1428
[11] Yang Z Y,Hao Y,Rudowicz C,et al. Theoretical investigations of the microscopic spin Hamiltonian parameters including the spin-spin and spin-otherorbit interactions for Ni2+(3d8) ions in trigonal crystal fields. J Phys Condens Matter,2004,16(20): 3481～3494
[12] Yang Z Y. Theoretical investigation of the electron paramagnetic resonance parameters and the crystal lattice defects of the trigonal symmetry in RbCdF3:Cr3+. Appl Magn Reson,2000,18(4): 455～461
[13] Macfarlane R M. Zero field splitting of t32 cubic terms. J Chem Phys,1967,47(6): 2066～2073
[14] Newman D J,Betty Ng. Superposition model of crystal fields. Rep Prog Phys,1989,52(6): 699～762
[15] Yang Z Y,Wang J Z,Duan X C. J Synthetic Crystals,1999,28(3): 239～243
[16] Yu W L,Zhang X M,Yang L X,et al. Spectroscopic properties Cr3+ ions at the defect sites in cubic fluoroperovskite crystals. Phys Rev B,1994,50(10):6756～6764
[17] Wood D L,Ferguson J,Knox K,et al. Crystal-field spectra of d3,7 ions Ⅲ spectrum of Cr3+ in various octahedral crystal fields. J Chem Phys,1963,39(4):890～898
[18] Zhao M G,Yu W L. Crystal field theory. Chengdu:Sichuan Education Press,1988.239～241
[19] Griffith J S. The theory of transition-metal ions.London: Cambridge University Press,1961
[20] Blume M,Watson R E. Theory of spin-orbit coupling in atoms Ⅱ Comparison of theory with experiment. Proc Roy Soc(London) 1963,A271(3): 565～578
[21] Euller F,Bruce J A. Oxygen coordinates of compounds with garnet structure. ActaCryst,1965,19(6): 971～978
[22] Zheng W C,Wu S Y. Acta Mineralogical Sinica,1995,15(3): 324～327
[23] Lu W,Kuang X Y,Die D. Chin J Atomic and Molecular Physics,2003,20(4): 483～488
