Sub-picosecond pulse stability of passively mode-locked two-section quantum dash laser at similar to 1550 nm subject to single and dual optical feedback

Asghar, Haroon; Wei, Wei; Kumar, Pramod; Marah, Declan; Sooudi, Ehsan; McInerney, John G.

Sub-picosecond pulse stability of passively mode-locked two-section quantum dash laser at similar to 1550 nm subject to single and dual optical feedback

Files

CLEO_QELS-2016-FTu1C.2.pdf(1 MB)

Published version

Date

2016-06

Authors

Asghar, Haroon

Wei, Wei

Kumar, Pramod

Marah, Declan

Sooudi, Ehsan

McInerney, John G.

Publisher

Optica Publishing Group

Published Version

10.1364/CLEO_SI.2016.STh4L.3

Abstract

We report effects of varying feedback ratios and phases in dual-loop external optical feedback on phase-noise characteristics of passively mode-locked two-section quantum-dash lasers. Optimal feedback yields similar to 100x reductions in RF-linewidth.

Keywords

Optical feedback , Laser feedback , Laser mode locking , Optical attenuators , Laser stability , Optical pulses , Radio frequency , Lasers , Pulsed semiconductor lasers

Citation

Asghar, H., Wei, W., Kumar, P., Marah, D., Sooudi, E. and McInerney, J.G. (2016) ‘Sub-picosecond pulse stability of passively mode-locked two-section quantum dash laser at ~ 1550 nm subject to single and dual optical feedback’, in Conference on Lasers and Electro-Optics. San Jose, California, 05-10 June, OSA, STh4L.3. (2 pp). doi: 10.1364/CLEO_SI.2016.STh4L.3.