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Ultrafast modulation with subpicosecond recovery time in a GaAs/AlGaAs nonlinear directional coupler

 

作者: R. Jin,   J. P. Sokoloff,   P. A. Harten,   C. L. Chuang,   S. G. Lee,   M. Warren,   H. M. Gibbs,   N. Peyghambarian,   J. N. Polky,   G. A. Pubanz,  

 

期刊: Applied Physics Letters  （AIP Available online 1990）
卷期: Volume 56, issue 11  

页码: 993-995

 

ISSN:0003-6951

 

年代: 1990

 

DOI:10.1063/1.102573

 

出版商: AIP

 

数据来源: AIP

 

摘要:

All‐optical modulation is observed at room temperature in a GaAs/AlGaAs multiple quantum well nonlinear directional coupler using femtosecond pulses. The origin of the ultrafast (<500 fs) recovery of the device is attributed to the optical Stark effect.

 

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