Vertical-cavity optical AND gate

Pengyue Wen, Michael Sanchez, Matthias Gross, Sadik Esener

Research output: Contribution to journalArticlepeer-review

39 Scopus citations

Abstract

We have demonstrated, the first time to our knowledge, a low-input intensity high-contrast (10:1) optical AND gate based on the differential gain (optical bistability) observed in an 850 nm GaAs vertical-cavity semiconductor optical amplifier (VCSOA). The input switching power is about 6 μW, which equals to the intensity of 16nW/μm2. It is about 2 orders of magnitude lower than in in-plane semiconductor optical amplifiers. In the experiment the device also shows an optical gain of 10 dB.

Original languageEnglish (US)
Pages (from-to)383-387
Number of pages5
JournalOptics Communications
Volume219
Issue number1-6
DOIs
StatePublished - Apr 15 2003
Externally publishedYes

Keywords

  • Amplifiers
  • Light emitting devices
  • Optical bistability
  • Optical logical elements

ASJC Scopus subject areas

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

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