PbS quantum-dot-doped glasses for ultrashort-pulse generation

被引:116
作者
Wundke, K [1 ]
Pötting, S
Auxier, J
Schülzgen, A
Peyghambarian, N
Borrelli, NF
机构
[1] Univ Arizona, Ctr Opt Sci, Tucson, AZ 85721 USA
[2] Corning Inc, Technol Grp, Ctr Res & Dev, Corning, NY 14831 USA
关键词
D O I
10.1063/1.125639
中图分类号
O59 [应用物理学];
学科分类号
摘要
We investigate the use of PbS quantum-dot-doped glasses as saturable absorbers for ultrashort-pulse lasers by means of absorption bleaching experiments and numerical analysis of the pulse shaping process using the Haus' master equation. We explain the mode-locking mechanism and the limitations of these absorbers. The generation of transform-limited fs pulses is predicted by soliton mode locking initiated by the absorption saturation of higher excited states of the quantum-dot saturable absorber. (C) 2000 American Institute of Physics. [S0003-6951(00)02801-1].
引用
收藏
页码:10 / 12
页数:3
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