Discrete mode laser diodes with very narrow linewidth emission

B. Kelly, R. Phelan, D. Jones, C. Herbert, J. O'Carroll, M. Rensing, J. Wendelboe, C. B. Watts, A. Kaszubowska-Anandarajah, P. Perry, C. Guignard, L. P. Barry, J. O'Gorman

Research output: Contribution to journalArticlepeer-review

65 Citations (Scopus)


Ex-facet, free-running low linewidth (∼100kHz), singlemode laser emission is demonstrated using low cost, regrowth-free ridge waveguide discrete mode Fabry-Pérot laser diode chips. These narrow linewidths are observed even at emission powers as low as 500W.

Original languageEnglish
Pages (from-to)1282-1284
Number of pages3
JournalElectronics Letters
Issue number23
Publication statusPublished (in print/issue) - 19 Nov 2007


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