Polarization stabilization in vertical-cavity surface-emitting lasers through asymmetric current injection

G. Verschaffelt, W.C. Vleuten, van der, M.P. Creusen, E. Smalbrugge, T.G. Roer, van de, F. Karouta, R.C. Strijbos, J. Danckaert, I. Veretennicoff, B. Ryvkin, H. Thienpont, G.A. Acket

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Abstract

We present experimental evidence that asymmetric current injection in intracavity contacted vertical-cavity surface-emitting lasers (VCSELs) stabilizes the polarization of the emitted light. Anisotropies in the gain and loss mechanisms introduced by asymmetric current injection are considered to explain this effect. The design scheme opens perspectives to obtain actual polarization control in VCSELs
Original languageEnglish
Pages (from-to)945-947
Number of pages3
JournalIEEE Photonics Technology Letters
Volume12
Issue number8
DOIs
Publication statusPublished - 2000

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