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

1 Scopus citations

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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