Investigation of the blueshift in electroluminescence spectra from MOCVD grown InGaAs quantum dots

P. Lever*, M. Buda, H. H. Tan, C. Jagadish

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    8 Citations (Scopus)

    Abstract

    The electroluminescence of a quantum-dot (QD) laser diode was found to blueshift as the injection current is increased. The carrier distribution within the QD layers was modeled and the Stark shift, measured from photocurrent, was used to explain the large blueshift seen in the electroluminescence. The built-in electric dipole was found to be dependant on growth conditions.

    Original languageEnglish
    Pages (from-to)1410-1416
    Number of pages7
    JournalIEEE Journal of Quantum Electronics
    Volume40
    Issue number10
    DOIs
    Publication statusPublished - Oct 2004

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