1.5 μm High density quantum dots waveguide photodetector with avalanche effect

T. Umezawa, K. Akahane, N. Yamamoto, A. Kanno, Tetsuya Kawanishi

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

We have fabricated a waveguide photodetector using a 1.55-μm high-density InAs quantum dot absorption layer. A high responsivity (0.4 A/W) without using fiber coupling designs, and a large avalanche multiplication factor of over 10 could be successfully achieved.

Original languageEnglish
Title of host publicationConference on Lasers and Electro-Optics Europe - Technical Digest
PublisherInstitute of Electrical and Electronics Engineers Inc.
Volume2015-August
ISBN (Print)9781557529688
Publication statusPublished - 2015 Aug 10
Externally publishedYes
EventConference on Lasers and Electro-Optics, CLEO 2015 - San Jose, United States
Duration: 2015 May 102015 May 15

Other

OtherConference on Lasers and Electro-Optics, CLEO 2015
CountryUnited States
CitySan Jose
Period15/5/1015/5/15

Fingerprint

Photodetectors
multiplication
avalanches
Semiconductor quantum dots
photometers
Waveguides
quantum dots
waveguides
fibers
Fibers
indium arsenide

Keywords

  • Absorption
  • Optical fiber communication
  • Optical fibers
  • Photodetectors
  • Quantum dot lasers

ASJC Scopus subject areas

  • Electrical and Electronic Engineering
  • Atomic and Molecular Physics, and Optics
  • Electronic, Optical and Magnetic Materials

Cite this

Umezawa, T., Akahane, K., Yamamoto, N., Kanno, A., & Kawanishi, T. (2015). 1.5 μm High density quantum dots waveguide photodetector with avalanche effect. In Conference on Lasers and Electro-Optics Europe - Technical Digest (Vol. 2015-August). [7183755] Institute of Electrical and Electronics Engineers Inc..

1.5 μm High density quantum dots waveguide photodetector with avalanche effect. / Umezawa, T.; Akahane, K.; Yamamoto, N.; Kanno, A.; Kawanishi, Tetsuya.

Conference on Lasers and Electro-Optics Europe - Technical Digest. Vol. 2015-August Institute of Electrical and Electronics Engineers Inc., 2015. 7183755.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Umezawa, T, Akahane, K, Yamamoto, N, Kanno, A & Kawanishi, T 2015, 1.5 μm High density quantum dots waveguide photodetector with avalanche effect. in Conference on Lasers and Electro-Optics Europe - Technical Digest. vol. 2015-August, 7183755, Institute of Electrical and Electronics Engineers Inc., Conference on Lasers and Electro-Optics, CLEO 2015, San Jose, United States, 15/5/10.
Umezawa T, Akahane K, Yamamoto N, Kanno A, Kawanishi T. 1.5 μm High density quantum dots waveguide photodetector with avalanche effect. In Conference on Lasers and Electro-Optics Europe - Technical Digest. Vol. 2015-August. Institute of Electrical and Electronics Engineers Inc. 2015. 7183755
Umezawa, T. ; Akahane, K. ; Yamamoto, N. ; Kanno, A. ; Kawanishi, Tetsuya. / 1.5 μm High density quantum dots waveguide photodetector with avalanche effect. Conference on Lasers and Electro-Optics Europe - Technical Digest. Vol. 2015-August Institute of Electrical and Electronics Engineers Inc., 2015.
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AU - Kawanishi, Tetsuya

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KW - Optical fibers

KW - Photodetectors

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