Growth and absorption spectrum of Tm,Ho:BaY2F8 Crystal

被引:3
作者
Zeng, Fanming [1 ]
Zou, Guangtian [1 ]
Liu, Jinghe
机构
[1] Jilin Univ, Sch Phys, Changchun 130023, Peoples R China
来源
ADVANCED MATERIALS AND STRUCTURES, PTS 1 AND 2 | 2011年 / 335-336卷
关键词
Cz; Tm; Ho:BaY2F8; XRD; absorption spectrum; FLUORESCENCE DYNAMICS; ENERGY-TRANSFER; MU-M; LASER; YLF;
D O I
10.4028/www.scientific.net/AMR.335-336.1025
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The Tm,Ho:BaY2F8 single crystal was successfully grown by the Cz method. The optimal technical parameters obtained are as follows: the pulling rate is 0.5-0.6mm/h; the rotation speed is 5 -7rpm; the cooling rate is 10 degrees C/h. The result of XRD curve shows that as-grown Tm,Ho:BaY2F8 laser crystal belongs to the monoclynicsystem and space group I41/a, the cell parameters calculated are: a = 0.69829 nm, b = 1.0519 nm, c = 0.42644 nm, beta=99.676 degrees, Z=2. Absorption spectra of Tm,Ho:BaY2F8 laser crystal at room temperature were measured and analysed, the absorption cross-section at 781nm calculated are 7.66x10(-21) cm(-2).
引用
收藏
页码:1025 / +
页数:2
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