Title :
Discrete mode laser diodes with very narrow linewidth emission
Author :
Kelly, B. ; Phelan, R. ; Jones, David ; Herbert, C. ; O´Carroll, J. ; Rensing, M. ; Wendelboe, J. ; Watts, Chester B., Jr. ; Kaszubowska, A. ; Anandarajah, P.P. ; Guignard, C. ; Barry, L.R.
Author_Institution :
Eblana Photonics Ltd., Trinity Enterprise Centre, Dublin
Abstract :
Ex-facet, free-running low linewidth (~100 kHz), singlemode laser emission is demonstrated using low cost, regrowth-free ridge waveguide discrete mode Fabry-Perot laser diode chips. These narrow linewidths are observed even at emission powers as low as 500 muW.
Keywords :
Fabry-Perot resonators; laser cavity resonators; laser modes; microchip lasers; ridge waveguides; semiconductor lasers; waveguide lasers; Fabry-Perot laser diode chips; discrete mode laser diodes; linewidth emission; narrow linewidths; ridge waveguide discrete mode; singlemode laser emission;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:20072311
