ZHANG Ye, WU Lin-jun, QIN Lai-shun. Synthesis and Characterization of Eu<sup>3+</sup> and Tb<sup>3+</sup> Doped Yttrium Silicate Nanopowders[J]. Chinese Journal of Luminescence, 2012,33(2): 150-154
ZHANG Ye, WU Lin-jun, QIN Lai-shun. Synthesis and Characterization of Eu<sup>3+</sup> and Tb<sup>3+</sup> Doped Yttrium Silicate Nanopowders[J]. Chinese Journal of Luminescence, 2012,33(2): 150-154 DOI: 10.3788/fgxb20123302.0150.
∶Tb nanopowders were prepared by sol-gel method. The structure
morphology and luminescent properties were analyzed by X-ray diffraction
scanning electron microscopy and so on. The luminescent properties of Eu
3+
and Tb
3+
doped yttrium silicate nanopowders with different concentration were investigated. The main emission peak of obtained Y
2
SiO
5
∶Eu nanopowders is at 612 nm excited by UV light
ascribed to the transition of
5
D
0
7
F
2
of Eu
3+
. The main emission peak of Y
2
SiO
5
∶Tb nanopowders is at 540 nm
ascribed to the transition of
5
D
4
7
F
5
of Tb
3+
.
关键词
Keywords
references
Zhang zhiwei, Zhang weiguo, Niu shaoli. Fabrication and luminescence properties of Zn2SiO4(ZnB2O4)∶Mn2+, Sm3+ phosphors [J]. Chin. J. Lumin.(发光学报), 2011, 32(2):144-148 (in Chinese).[2] Li Xiangping, Zhong Haiyang, Cheng Lihong, et al. Synthesis and photoluminescence of NaGdTiO4∶Eu3+ red phosphors for white LEDs [J]. Chin. J. Lumin.(发光学报), 2011, 32(2):140-143 (in Chinese).[3] Wang Lingli, Ni Haiyong, Zhang Qiuhong. The luminescence properties of new FED phosphor MSi2N2O2∶Eu2+(M=Sr, Ba) [J]. Chin. J. Lumin.(发光学报), 2011, 32(6):561-564 (in Chinese).[4] Deng Fei, Huang Jianfeng, Cao Liyun, et al. New progresses of yttrium silicates materials [J]. Aero-space Materials & Technology (空间材料与技术), 2006, 6(6):1-4 (in Chinese).[5] Jiao Huan, Liao Fuhui, Zhou Jingjing, et al. Influence of rare earth elements on luminescent properties of Y2SiO5∶Tb [J]. J. Rare Earths, 2005, 23(4):406-410.[6] Mitsunaga M, Yano R, Uesugi N. Time- and frequency-domain hybrid optical memory:1.6-kbit data storage in Eu3+∶Y2SiO5 [J]. Opt. Lett., 1991, 16(23):1890-1892.[7] Peters T E. Cathodoluminescent Ln<em>y(SiO2)x∶Tb phosphors [J]. Electrochem. Soc., 1969, 116(7):985-986.[8] Huang Jianfeng, Li Hejun, Zeng Xierong, et al. Yttrium silicate oxidation protective coating for SiC coated carbon/carbon composites [J]. Ceramics International, 2006, 32(4):417-421.[9] Taghavinia N, Lerondel G, Makino H, et al. Europium-doped yttrium silicate nanoparticles embedded in a porous SiO2 matrix [J]. Nanotechnology, 2004, 15(11):1549-1553.[10] Wilk G D, Wallace R M, Anthony J M. Hafnium and zirconium silicates for advanced gate dielectrics [J]. J. Appl. Phys., 2000, 87(1):484-492.[11] Zhang Lide, Mu Jimei. Nano Materials and Nano Structures [M]. Bejing: Science Press, 2001:147-152(in Chinese).[12] Pappalardo R G, Hunt J R B. Dye-laser spectroscopy of commercial Y2O3∶Eu3+ phosphor [J]. J. Electrochem. Soc., 1985, 132(3):721-729.