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Nonlinear detection of spectrally coded ultrashort pulse by two-photon absorption GaAs waveguide photodetectors

  • Z. Zheng*
  • , H. Sardesai
  • , C. C. Chang
  • , S. Shen
  • , A. M. Weiner
  • , J. H. Marsh
  • , M. M. Karkhanehchi
  • *此作品的通讯作者
  • Purdue University

科研成果: 会议稿件论文同行评审

摘要

Experiments were carried out to investigate the two-photon absorption (TPA)-induced photocurrent in GaAs waveguides generated in response to chirped pulses and to spectrally coded pseudonoise bursts. The TPA data were compared to second-harmonic generation (SHG) results. Performing experiments with complicated waveforms and also comparing to SHG data, enabled to validate the use of TPA photodetectors both for the desired ultrafast intensity discrimination function and for pulsewidth measurements.

源语言英语
97-98
页数2
DOI
出版状态已出版 - 1998
已对外发布
活动Proceedings of the 1998 Conference on Lasers and Electro-Optics, CLEO - San Francisco, CA, USA
期限: 3 5月 19988 5月 1998

会议

会议Proceedings of the 1998 Conference on Lasers and Electro-Optics, CLEO
San Francisco, CA, USA
时期3/05/988/05/98

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