First monolithically integrated ridge-waveguide InAs/InGaAs quantum-dot ring lasers are fabricated and characterized. Enhanced by a forward biased S-section waveguide, stable traveling-wave (unidirectional) operation with record suppression ratio of counterpropagating waves approaching 30 dB is demonstrated.


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    Titel :

    Unidirectional operation of quantum-dot ring lasers


    Beteiligte:
    Hongjun Cao, (Autor:in) / Hui Deng, (Autor:in) / Hai Ling, (Autor:in) / Chiyu Liu, (Autor:in) / Smagley, V.A. (Autor:in) / Caldwell, R.B. (Autor:in) / Smolyakov, G.A. (Autor:in) / Gray, A.L. (Autor:in) / Lester, L.F. (Autor:in) / Eliseev, P.G. (Autor:in)

    Erschienen in:

    Erscheinungsdatum :

    2005-01-01


    Format / Umfang :

    1421642 byte




    Medientyp :

    Aufsatz (Konferenz)


    Format :

    Elektronische Ressource


    Sprache :

    Englisch



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