A comparative study of the laser performance of diode-laser-pumped Nd:GdVO4 and Nd:YVO4 crystals

被引:50
作者
Wang, CQ [1 ]
Chow, YT
Reekie, L
Gambling, WA
Zhang, HJ
Zhu, L
Meng, XL
机构
[1] Shandong Univ, Inst Crystal Mat, Jinan 250100, Peoples R China
[2] Shandong Univ, Natl Lab Crystal Mat, Jinan 250100, Peoples R China
[3] City Univ Hong Kong, Optoelect Res Ctr, Kowloon, Hong Kong, Peoples R China
[4] Univ Southampton, Optoelect Res Ctr, Southampton SO9 5NH, Hants, England
来源
APPLIED PHYSICS B-LASERS AND OPTICS | 2000年 / 70卷 / 06期
关键词
D O I
10.1007/PL00021132
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A comparative study of Nd:GdVO4 and Nd:YVO4 crystal lasers pumped by a cw diode laser has been conducted at the fundamental wavelengths of 1.06 mu m and 1.34 mu m, as well as when intracavity frequency-doubled to 532 nm and 670 nm, respectively. At these four wavelengths, maximum output powers from the Nd:GdVO4 crystal laser were 1.27 W, 800 mW, 610 mW, and 82 mW at a diode-launched pump power of 2.9 W. The threshold pump powers were 64 mW, 159 mW, 5 mW, and 12 mW, respectively. All the results obtained from Nd:GdVO4 were superior to those of Nd:YVO4, indicating that Nd:GdVO4 is a more efficient laser crystal than Nd:YVO4 for diode-pumped solid-state lasers.
引用
收藏
页码:769 / 772
页数:4
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