Discrete mode laser diodes with very narrow linewidth emission

Brian Kelly, Richard Phelan, D. Jones, C. Herbert, J. O’Carroll, Marc Rensing, J. Wendelboe, Clare Watts, Aleksandra Kaszubowska‐Anandarajah, Philip Perry,

Electronics Letters · 2007 · 65 citations · 6 references

Concepts

Abstract

Ex-facet, free-running low linewidth (∼100 kHz), 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 500 µW.

References

6