Low-loss broadband semiconductor saturable absorber mirror for mode-locked Ti:sapphire lasers

被引:24
作者
Zhang, ZG
Nakagawa, T
Takada, H
Torizuka, K
Sugaya, T
Miura, T
Kobayashi, K
机构
[1] Electrotech Lab, Tsukuba, Ibaraki 3058568, Japan
[2] New Energy & Ind Technol Dev Org, Tokyo 1706027, Japan
[3] Keio Univ, Dept Elect Engn, Kohoku Ku, Yokohama, Kanagawa 2230061, Japan
[4] FESTA Labs, Tsukuba, Ibaraki 3002635, Japan
关键词
mode-locking; Ti : sapphire laser; femtosecond pulse; saturable absorber;
D O I
10.1016/S0030-4018(00)00481-8
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We developed a low-loss broadband silver-based semiconductor saturable absorber mirror (SESAM) for mode-locked Ti:sapphire lasers, By the insertion of a dielectric layer in between the semiconductor and metal layers, the non-saturable loss of the SESAM was reduced to similar to 1%. The experiment demonstrated that such a SESAM offers a sufficiently broad band-width to support sub-10-fs pulses, with a reasonably high output power. (C) 2000 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:171 / 175
页数:5
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