Single-mode operation at 4.4 THz is obtained from distributed-feedback quantum-cascade lasers with complex-coupling metallic gratings. The emission shows a stable side-mode suppression of more than 20 dB at all injection currents and operating temperatures.


    Access

    Check access

    Check availability in my library

    Order at Subito €


    Export, share and cite



    Title :

    Single-mode operation of terahertz quantum cascade lasers with distributed feedback resonators


    Contributors:
    Mahler, L. (author) / Kohler, R. (author) / Tredicucci, A. (author) / Beltram, F. (author) / Beere, H.E. (author) / Linfield, H. (author) / Ritchie, D.A. (author) / Davies, A.G. (author)


    Publication date :

    2004-01-01


    Size :

    168279 byte



    Type of media :

    Conference paper


    Type of material :

    Electronic Resource


    Language :

    English



    Terahertz Quantum Cascade Lasers

    IEEE | British Library Conference Proceedings | 2003



    Terahertz quantum cascade lasers

    Qing Hu, / Williams, B.S. / Kumar, S. et al. | IEEE | 2003


    Terahertz Quantum Cascade Lasers

    Hu, Q. | British Library Conference Proceedings | 2005