Title

Ultrafast All-Optical Switching In Al0.18Ga0.82As Directional Coupler In 1.55 Mu-M Spectral Region

Authors

Authors

J. S. Aitchison; A. H. Kean; C. N. Ironside; A. Villeneuve;G. I. Stegeman

Comments

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Keywords

Directional Couplers; Optical Switching; Nonlinear Optics; Optics; 2-Photon Absorption; Wave-Guides; Engineering, Electrical & Electronic

Abstract

The observation of all-optical switching in a nonlinear AlGaAs directional coupler using the nonresonant contribution to the intensity dependent refractive index, below half the bandgap, is reported. These results represent the first demonstration of an ultrafast device using semiconductor waveguides, where the throughput is not limited by absorption processes.

Journal Title

Electronics Letters

Volume

27

Issue/Number

19

Publication Date

1-1-1991

Document Type

Article

Language

English

First Page

1709

Last Page

1710

WOS Identifier

WOS:A1991GG01000013

ISSN

0013-5194

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