[3] [3] Nakamura S, Fasol G. The blue laser diode: GaN based light emitters and lasers [M]. Berlin: Springer, 1997: 343.

[4] [4] Kang H S, Kang Y C, Jung K Y, et al. Eu-doped barium strontium silicate phosphor particles prepared from spray solution containing NH4Cl flux by spray pyrolysis [J].Mat.Sci.Eng., 2005, 121(1): 81-85.

[5] [5] Lei T, Tan J, Meng X K, et al.Synthesis and luminescence properties of Y3Mg2AlSi2O12: Ce3+ phosphor [J].Chin.J.Lumin [J] .2012, 33(1): 21-25.

[6] [6] Zhao C, Ma M X, Han T, et al.The effect of doping Sr2+ on enhancement of red emission of Y2.78-xSrxGd0.1Al5O12: 0.06Ce3+ phosphors [J].Chin.J.Lumin., 2011, 32(11): 1099-1103.

[7] [7] Chen L, Chu C I, Liu R S.Improvement of emission efficiency and color rendering of high-power LED by controlling size of phosphor particles and utilization of different phosphors [J].Microelectronic Reliab., 2012, 52(5): 900-904.

[8] [8] Ye X Y, Long Z, Yang Y M, et al. Photoluminescence enhancement of YAG Ce3+ phosphor prepared by co-precipitation rheological phase method [J].J.Rare Earth., 2012, 30(1): 21-24.

[9] [9] Zhang S, Li C, Pang R, et al.Long-asting phosphorescence study on Y3Al5O12 doped with different concentrations of Ce3+ [J].J.Rare Earth., 2011, 29(5): 426-430.

[10] [10] Fadlalla H M H, Tang C C.YAG Ce3+ nano-sized particles prepared by precipitation technique [J].Mater.Chem.Phys., 2009, 114(1): 99-102.

[11] [11] HUA You-jie, MA Hong-ping. Synthesis and packaging performance of regular spherical YAG Ce3+ phosphors for white LEDs [J]. Chin J Lumin, 2013, 34(4): 427-432.

[12] [12] Schubert E F, Kim J K. Solid-state light sources getting smart [J].Science, 2005, 308(5726): 1274-1278.