Comparative analysis of resonant phonon THz quantum cascade lasers (Articolo in rivista)

Type
Label
  • Comparative analysis of resonant phonon THz quantum cascade lasers (Articolo in rivista) (literal)
Anno
  • 2007-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1063/1.2719683 (literal)
Alternative label
  • Jirauschek, C; Scarpa, G; Lugli, P; Vitiello, MS; Scamarcio, G (2007)
    Comparative analysis of resonant phonon THz quantum cascade lasers
    in Journal of applied physics
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Jirauschek, C; Scarpa, G; Lugli, P; Vitiello, MS; Scamarcio, G (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 101 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Tech Univ Munich, Inst Nanoelect, D-80333 Munich, Germany; Univ Bari, CNR, INFM Reg Lab LIT3, I-70126 Bari, Italy; Univ Bari, Dipartimento Interateneo Fis M Merlin, I-70126 Bari, Italy (literal)
Titolo
  • Comparative analysis of resonant phonon THz quantum cascade lasers (literal)
Abstract
  • We present a comparative analysis of a set of GaAs-based THz quantum cascade lasers, based on longitudinal-optical phonon scattering depopulation, by using an ensemble Monte Carlo simulation, including both carrier-carrier and carrier-phonon scattering. The simulation shows that the parasitic injection into the states below the upper laser level limits the injection efficiency and thus the device performance at the lasing threshold. Additional detrimental effects playing an important role are identified. The simulation results are in reasonable agreement with the experimental findings. (c) 2008 American Institute of Physics. (literal)
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