HOW TO MEASURE THE AMPLITUDE AND PHASE OF AN ULTRASHORT LIGHT-PULSE WITH AN AUTOCORRELATOR AND A SPECTROMETER

被引:35
|
作者
PAYE, J [1 ]
机构
[1] MIT,ELECTR RES LAB,CAMBRIDGE,MA 02139
关键词
D O I
10.1109/3.333728
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The measurement of the spectrum of the output of an autocorrelator is proven to be sufficient for a complete determination of the complex electric field of an ultrashort light pulse, both in amplitude and phase, except for the time-reversal ambiguity which can be easily overcome in experiments. An iterative algorithm is proposed to retrieve the complex electric field from the experimental data. A numerical simulation proves the remarkable reliability and efficiency of the method. An experimental demonstration shows the simplicity of this technique.
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页码:2693 / 2697
页数:5
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