High power performance of ultrahigh bandwidth MSM TWPDs

J. W. Shi, K. G. Gan, Y. J. Chiu, J. E. Bowers, C. K. Sun

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

The behavior of a MSM traveling wave photodetector (TWPD) was studied under high optical power illumination and high bias level using electrical-optical sampling technique. Ultra-high bandwidth and reasonable quantum efficiency were obtained. Improved high power performance was also demonstrated in the device. Large photo-absorption volume and better capability of handling high bias voltage without breakdown accounted for the superior performance of the device. Under high bias and high optical power regime, carrier multiplication or lifetime increasing effect were found to be the dominating nonlinear mechanism.

Original languageEnglish
Pages (from-to)887-888
Number of pages2
JournalConference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS
Volume2
StatePublished - 2001
Event14th Annual Meeting of the IEEE Lasers and Electro-Optics Society - San Diego, CA, United States
Duration: 11 Nov 200115 Nov 2001

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