[1] SANDOGHDAR V,TREUSSART F,HARE J,et al.Very low threshold whispering-gallery-mode microsphere laser［J］. Phys Rev A,1996,54(3):R1777-R1780.
[2] GAPONENKO S V,BOGOMOLOV V N,PETROV E P,et al.Spontaneous emission of dye molecules,semiconductor nanocrystals,and rare-earth ions in opal-based photonic crystals［J］.J Lightwave Technol,1999,17(11):2128-2137.
[3] GELLERMANN C,STORCH W,WOLTER H.Synthesis and characterization of the organic surface modifications of monodisperse colloidal silica［J］.J Sol-gel Sci Technol,1997,8:173-176.
[4] HAO Xiao-peng,FAN Xian-ping,WANG Min-quan.Luminescence bahavior of Eu(TTFA)3 doped sol-gel films［J］.Thin Solid Films,1999,353:223-226.
[5] SLOOFF L H,de DOOD M J A,van BLAADEREN A,et al.Erbium-implanted silica colloids with 80% luminescence quantum efficiency［J］.Appl Phys Lett,2000,76(25):3682-3684.
[6] MORAN C E,HALE G D,HALAS N J.Synthesis and characterization of lanthanide-doped silica microspheres［J］.Langmuir,2001,17(26):8376-8379.
[7] STBER W,FINK A.Controlled growth of monodisperse silica spheres in the micron size range［J］.J Colloid Interface Sci,1968,26(1):62-69.
[8] SLOOFF L H.Rare-earth doped polymer waveguides and light emitting diodes［D］.Amsterdam:FOM Institute for Atomic and Molecular Physics,2000.
[9] ZHAO Dan,QIN Wei-ping,WU Chang-feng,et al.Laser selective spectroscopy of europium complex embedded in colloidal silica spheres［J］.Chem Phys Lett,2004,388:400-405.
[11] HUANG Chang-qing,SUN Ting,ZHAO Bao-ping,et al.Synthesis and fluorescence properties of Eu(TTFA)3-doped colloidal SiO2 microspheres［J］.Acta Photonica Sinica,2006,35(3):377-380.
