Synchronization Dynamics of Mutually Injected Passively Mode-Locked Semiconductor Lasers.

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Bibliographic Details
Title: Synchronization Dynamics of Mutually Injected Passively Mode-Locked Semiconductor Lasers.
Authors: Simos, Iraklis Hercules, Simos, Christos
Source: IEEE Journal of Quantum Electronics. Dec2018, Vol. 54 Issue 6, p1-7. 7p.
Subjects: Semiconductor analysis, Semiconductor devices, Synchronization, Fiber lasers, Finite element method
Abstract: The operation of two 40-GHz semiconductor passively mode locked lasers that are coupled under mutual injection is investigated using a finite-time domain travelling wave numerical model. A detailed mapping of the pulse properties versus the operating parameters and the coupling conditions shows that the lasers can operate with a high degree of synchronization when the optical distance between the lasers is around integer multiples of their cavity length. The synchronized operation is maintained within a significant range around integer values of the normalized laser distance, and depends on the laser pulsewidth and linewidth enhancement factor as well as on the repetition rate mismatch. [ABSTRACT FROM AUTHOR]
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Database: Engineering Source
Description
Abstract:The operation of two 40-GHz semiconductor passively mode locked lasers that are coupled under mutual injection is investigated using a finite-time domain travelling wave numerical model. A detailed mapping of the pulse properties versus the operating parameters and the coupling conditions shows that the lasers can operate with a high degree of synchronization when the optical distance between the lasers is around integer multiples of their cavity length. The synchronized operation is maintained within a significant range around integer values of the normalized laser distance, and depends on the laser pulsewidth and linewidth enhancement factor as well as on the repetition rate mismatch. [ABSTRACT FROM AUTHOR]
ISSN:00189197
DOI:10.1109/JQE.2018.2874085