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Er^3+ and Yb^3+ Codoped Phosphate Laser Glass for High Power Flashlamp Pumping
引用本文:房永征 金鸣林 温磊 李顺光. Er^3+ and Yb^3+ Codoped Phosphate Laser Glass for High Power Flashlamp Pumping[J]. 中国物理快报, 2007, 24(5): 1283-1286
作者姓名:房永征 金鸣林 温磊 李顺光
作者单位:[1]Department of Material Engineering, Shanghai Institute of Technology, Shanghai 200235 [2]Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800
基金项目:Supported by the Shanghai Education Committee Research Project under Grant No 060Z020, and Young Teacher Foundation of Shanghai Education Committee under Grant No 04YQHB162.
摘    要:A novel yb^3+-Er^3+ codoped phosphate glass for high power flashlamp pumping and high repetition rate laser at 1.54μm, designated EAT5-2, is developed. The weight-loss rate of is 1.3 × 10^-5 gcm^-2h^-1 in boiling water, which is comparable to Kigre's QX-Er glass. Some spectroscopic parameters are analysed by Judd-Ofelt theory and McCumber theory. The emission cross section is calculated to be 0.73 × 10^-20 cm^2. The thermo-mechanical properties of EAT5-2 are modified after an ion-exchange chemical strengthening process in a KNO3/NaNO3 molten salt bath. The thresholds for optical damage from the flashlamp pumping are tested on glass rods. A repetition rate of 15 Hz is achieved for chemically strengthened glass. The laser experimental results at 1.54 μm from flashlamp pumping are also reported.

关 键 词:Er^3+ Yb^3+ 双掺杂 激光 高能闪光灯
收稿时间:2007-02-06
修稿时间:2007-02-06

Er3+ and Yb3+ Codoped Phosphate Laser Glass for High Power Flashlamp Pumping
FANG Yong-Zheng,JIN Ming-Lin,WEN Lei,LI Shun-Guang,HU Li-Li. Er3+ and Yb3+ Codoped Phosphate Laser Glass for High Power Flashlamp Pumping[J]. Chinese Physics Letters, 2007, 24(5): 1283-1286
Authors:FANG Yong-Zheng  JIN Ming-Lin  WEN Lei  LI Shun-Guang  HU Li-Li
Affiliation:1Department of Material Engineering, Shanghai Institute of Technology, Shanghai 200235 ; 2Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800
Abstract:
Keywords:42.70.Hj  78.55.Qr  78.40.Pg
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