Ultrafast modulation with subpicosecond recovery time in a GaAs/AlGaAs nonlinear directional coupler

R. Jin, J. P. Sokoloff, P. A. Harten, C. L. Chuang, S. G. Lee, M. Warren, H. M. Gibbs, N. Peyghambarian, J. N. Polky, G. A. Pubanz

Research output: Contribution to journalArticlepeer-review

34 Scopus citations

Abstract

All-optical modulation is observed at room temperature in a GaAs/AlGaAs multiple quantum well nonlinear directional coupler using femtosecond pulses. The origin of the ultrafast (<500 fs) recovery of the device is attributed to the optical Stark effect.

Original languageEnglish (US)
Pages (from-to)993-995
Number of pages3
JournalApplied Physics Letters
Volume56
Issue number11
DOIs
StatePublished - 1990

ASJC Scopus subject areas

  • Physics and Astronomy (miscellaneous)

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