The electronic temperatures of individual subbands, the lattice temperature and the population inversion both below and above the laser threshold of THz quantum cascade lasers are extracted by the analysis of interband /spl mu/-probe photoluminescence spectra.


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    Title :

    Hot electrons in resonant-phonon terahertz quantum cascade lasers


    Contributors:
    Vitiello, M.S. (author) / Scamarcio, G. (author) / Spagnolo, V. (author) / Williams, B.S. (author) / Kumar, S. (author) / Hu, Q. (author) / Reno, J.L. (author)


    Publication date :

    2005-01-01


    Size :

    416589 byte




    Type of media :

    Conference paper


    Type of material :

    Electronic Resource


    Language :

    English



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