Authors

L. C. Archundia;P. J. Delfyett

Comments

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Abbreviated Journal Title

Opt. Express

Keywords

SUPERLUMINESCENT DIODES; FEMTOSECOND LASER; NONLINEARITIES; WAVELENGTH; PULSES; GB/S; Optics

Abstract

The gain dynamics of a semiconductor optical amplifier ( SOA) were measured using pump-probe techniques for the amplification of 750 fs pulses, 6.5 ps pulses and multiwavelength pulses, obtained from an external cavity semiconductor mode-locked laser. Furthermore, the intracavity gain dynamics of an external cavity semiconductor mode-locked laser was measured under multiwavelength operation. The experimental results show how the inherent chirp in pulses from external cavity semiconductor mode-locked lasers result in a slow gain depletion without significant fast gain dynamics. This mitigates gain competition between wavelength channels and nonlinearities in the gain media ( SOA), enabling the multiwavelength operation of external cavity semiconductor mode-locked lasers. Numerical simulations support the experimental results.

Journal Title

Optics Express

Volume

14

Issue/Number

20

Publication Date

1-1-2006

Document Type

Article

Language

English

First Page

9223

Last Page

9237

WOS Identifier

WOS:000240981000034

ISSN

1094-4087

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