High power CW output from low confinement asymmetric structure diode laser

G. Iordache*, M. Buda, G. A. Acket, T. G. van de Roer, L. M.F. Kaufmann, F. Karouta, C. Jagadish, H. H. Tan

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    17 Citations (Scopus)

    Abstract

    High power continuous wave output from diode using low loss, low confinement, asymmetric structures is demonstrated. An asymmetric structure with an optical trap layer was grown by metal organic vapour phase epitaxy. Gain guided 50 μm wide stripe 1-3 mm long diode lasers were studied. 1.8 W of continuous wave optical power per uncoated facet was obtained at an injection current of 4.7 A (36 mW/μm). The threshold current density is 270-400 A/cm2.

    Original languageEnglish
    Pages (from-to)148-149
    Number of pages2
    JournalElectronics Letters
    Volume35
    Issue number2
    Publication statusPublished - 1 Jan 1999

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