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1. 光电技术及系统教育部重点实验室 重庆大学光电工程学院 重庆,400044
2. 二炮装备部驻重庆地区军事代表局 重庆,400039
收稿日期:2013-11-04,
修回日期:2014-02-18,
网络出版日期:2014-01-24,
纸质出版日期:2014-04-03
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李亮, 雷小华, 任林娇等. 基质对Tb<sup>3+</sup>单掺荧光玻璃发光性质的影响[J]. 发光学报, 2014,35(4): 420-424
LI Liang, LEI Xiao-hua, REN Lin-jiao etc. Effect of Glass Matrix on Luminescent Properties of Tb<sup>3+</sup> Doped Luminescence Glass[J]. Chinese Journal of Luminescence, 2014,35(4): 420-424
李亮, 雷小华, 任林娇等. 基质对Tb<sup>3+</sup>单掺荧光玻璃发光性质的影响[J]. 发光学报, 2014,35(4): 420-424 DOI: 10.3788/fgxb20143504.0420.
LI Liang, LEI Xiao-hua, REN Lin-jiao etc. Effect of Glass Matrix on Luminescent Properties of Tb<sup>3+</sup> Doped Luminescence Glass[J]. Chinese Journal of Luminescence, 2014,35(4): 420-424 DOI: 10.3788/fgxb20143504.0420.
采用高温熔融法制备了Tb
3+
单掺硼酸盐、硅酸盐和磷酸盐荧光玻璃和相应的玻璃基质。根据紫外-可见透射光谱计算了Tb
3+
在不同基质中从
7
F
6
到
5
D
3
和
5
D
4
能级的实验振子强度,解释了不同基质中Tb
3+
发射光谱的变化原因。结果表明:因为对称性差,在磷酸盐玻璃基质中,Tb
3+
在542 nm和585 nm处的发射峰有劈裂现象。在硼酸盐和硅酸盐基质中,Tb
3+
的
5
D
3
能级上的粒子通过交叉弛豫过程被倒空并转移到
5
D
4
能级,故
5
D
3
能级发光(413 nm和436 nm)不明显;在磷酸盐基质中,Tb
3+
的
5
D
3
能级上的粒子数较少,没有交叉弛豫产生,故
5
D
3
能级发光最强。在3种基质中,Tb
3+
从
5
D
4
能级发射的特征峰489,542,585,620 nm的强度顺序是硼酸盐
>
硅酸盐
>
磷酸盐,与Tb
3+
在不同基质中从
7
F
6
到
5
D
4
能级的实验振子强度顺序一致。
Tb
3+
doped borate
silicate and phosphate glasses and glass matrixes were prepared by high temperature melting technology. According to the UV-Vis transmission spectra
the experiment oscillator strengths of Tb
3+
from
7
F
6
to
5
D
3
and
5
D
4
were calculated
and the luminescent properties of Tb
3+
in different glass matrixes were explained. The results show that the 542 nm and 585 nm emissions of Tb
3+
doped in phosphate glass have split into two peaks because of the poor symmetry. In borate and silicate glasses
the particles in
5
D
3
energy level of Tb
3+
have been emptied and moved to
5
D
3
energy level because of the cross relaxation
so the emissions from
5
D
3
energy level (413
436 nm) are not obvious. In phosphate glass
5
D
3
energy level of Tb
3+
has much fewer particles and no cross relaxation
so the emission from
5
D
3
energy level is the strongest. The characteristic emission peaks of Tb
3+
from
5
D
4
energy level are 489
542
585 and 620 nm. In different glass matrixes
the order of their intensities from largest to smallest is borate
silicate and phosphate glass
which is consistent with the order of experiment oscillator strengths from
7
F
6
to
5
D
4
.
Steigerwald D A, Bhat J C, Collins D, et al. Illumination with solid state lighting technology[J]. IEEE J. Sel. Top. Quant. Elect., 2002, 8(2):310-320. [2] Mao Z Y, Zhu Y C, Gan L, et al. Tricolor emission Ca3Si2O7:Ln (Ln=Ce, Tb, Eu) phosphors for near-UV white light-emitting-diode[J]. J. Lumin., 2013, 134(2):148-153. [3] Huang C H, Kuo T W, Chen T M. Thermally stable green Ba3Y(PO4)3:Ce3+, Tb3+ and red Ca3Y(AlO)3(BO3)4:Eu3+ phosphors for white-light fluorescent lamps[J]. Opt. Exp., 2011, 19(1):A1-A6. [4] Amaranath G, Buddhudu S, Bryant F J. Spectroscopic properties of Tb3+-doped fluoride glasses[J]. J. Non-Cryst., 1990, 122(1):66-73. [5] Tonooka K, Shimokawa K, Nishimura O. Fluorescent properties of Tb-doped borosilicate glass films prepared by a sol-gel method[J]. SPIE, 2001, 4282:193-199. [6] Zhu Z F, Zhang Y B, Qiao Y P, et al. Full color and tunable white emitting in ternary Ce/Tb/Sm co-doped CaO-B2O3-SiO2 glasses[J]. J. Non-Cryst., 2012, 358(12-13):1550-1553. [7] Zhu C F, Chaussedent S, Liu S J, et al. Composition dependence of luminescence of Eu and Eu/Tb doped silicate glasses for LED applications[J]. J. Alloys Compd., 2013, 555(5):232-236. [8] Fasoli M, Moretti F, Lauria A, et al. Radio-luminescence efficiency and rare-earth dispersion in Tb-doped silica glasses[J]. Radiat. Meas., 2007, 42(4-5):784-787. [9] Tonooka K, Nishimura O. Effect of calcination temperature on the luminescent properties of Tb-doped borosilicate glasses[J]. J. Mater. Sci., 1999, 34(20):5039-5044. [10] Yamashita T, Ohishi Y. Concentration and temperature effects on the spectroscopic properties of Tb3+ doped borosilicate glasses[J]. J. Appl. Phys., 2007, 102(12):123107-1-13. [11] Qi C, Gan F. Study on energy-transfer process of Tb3+, Ce3+ ions doped phosphate-glasses[J]. J. Lumin., 1984, 31(2):339-341. [12] Yu Y, Liu Z J, Dai N L, et al. Ce-Tb-Mn co-doped white light emitting glasses suitable for long-wavelength UV excitation[J]. Opt. Exp., 2011, 19(20):19473-19479. [13] Qiu G M, Xu C K, Huang C. Preparation and luminescent properities of a green Ca2SnO4:Tb3+ phosphor[J]. Spectrosc. Spect. Anal.(光谱学与光谱分析), 2011, 31(11):2906-2909 (in Chinese). [14] Cheng J S, Li H, Tang L Y, et al. Glass Ceramics [M]. Beijing: Chemical Industry Press, 2006:98-99 (in Chinese). [15] Zhang S Y. Spectroscopy of Rare Earth Ions: Spectral Property and Spectral Theory [M].. Beijing: Science Press, 2008:102-129, 138-141 (in Chinese).
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