Terahertz Nonlinear Spectroscopy of Free-carriers in Semiconductors

被引:0
|
作者
Razzari, L. [1 ,2 ]
Blanchard, F. [1 ]
Su, F. H. [3 ]
Sharma, G. [1 ]
Ayesheshim, A. [3 ]
Cocker, T. L. [3 ]
Titova, L. V. [3 ]
Bandulet, H-C [1 ]
Morandotti, R. [1 ]
Kieffer, J-C [1 ]
Ozaki, T. [1 ]
Reid, M. [4 ]
Hegmann, F. A. [3 ]
机构
[1] Univ Quebec, Adv Laser Light Source, INRS EMT, Varennes, PQ J3X 1S2, Canada
[2] Univ Pavia, Dipartimento Elettr, I-27100 Pavia, Italy
[3] Univ Alberta, Dept Phys, Edmonton, AB T6G2G7, Canada
[4] Univ NE British Columbia, Dept Phys, Prince George, BC V2N4Z9, Canada
关键词
INTERVALLEY SCATTERING; OPTICS; GENERATION;
D O I
10.1109/LEOS.2009.5343386
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 nonlinear interaction of intense few-cycle terahertz pulses with free carriers in semiconductors is studied in both n-doped and photoexcited systems. Intervalley scattering is found to cause ultrafast modulation and bleaching of the terahertz absorption.
引用
收藏
页码:681 / +
页数:2
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