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Current controlled GaAs/AlGaAs multiple quantum well phase shifter operating at 0.9 μm

  • C. L. Chuang
  • , T. Yoon
  • , R. Jin
  • , J. Xu
  • , G. Khitrova
  • , H. M. Gibbs
  • , R. Fu
  • , C. S. Hong

Research output: Contribution to journalArticlepeer-review

Abstract

An optical phase shifter with current injection has been demonstrated in a GaAs/AlGaAs multiple quantum well (MQW) single mode waveguide. Phase shifts at different wavelengths have been measured and compared with the theory in L. Banyai and S. W. Koch, Z. Physik B 63, 283 (1986). A 3π phase shift has been achieved in a 400-μm-long waveguide with almost no material absorption.

Original languageEnglish (US)
Pages (from-to)2363-2365
Number of pages3
JournalApplied Physics Letters
Volume59
Issue number19
DOIs
StatePublished - 1991

ASJC Scopus subject areas

  • Physics and Astronomy (miscellaneous)

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