Single-mode operation of terahertz quantum cascade lasers with distributed feedback resonators (Articolo in rivista)

Type
Label
  • Single-mode operation of terahertz quantum cascade lasers with distributed feedback resonators (Articolo in rivista) (literal)
Anno
  • 2004-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1063/1.1767957 (literal)
Alternative label
  • Lukas Mahler; Rüdeger Köhler; Alessandro Tredicucci; Fabio Beltram; Harvey E. Beere; Edmund H. Linfield; David A. Ritchie; A. Giles Davies (2004)
    Single-mode operation of terahertz quantum cascade lasers with distributed feedback resonators
    in Applied physics letters; American Institute of Physics, Melville [NY] (Stati Uniti d'America)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Lukas Mahler; Rüdeger Köhler; Alessandro Tredicucci; Fabio Beltram; Harvey E. Beere; Edmund H. Linfield; David A. Ritchie; A. Giles Davies (literal)
Pagina inizio
  • 5446 (literal)
Pagina fine
  • 5448 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://apl.aip.org/resource/1/applab/v84/i26/p5446_s1 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 84 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 26 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • NEST-INFM and Scuola Normale Superiore, Piazza dei Cavalieri 7, 56126 Pisa, Italy; Cavendish Laboratory, University of Cambridge, Madingley Road, Cambridge CB3 0HE, United Kingdom; School of Electronic and Electrical Engineering, University of Leeds, Leeds LS2 9JT, United Kingdom (literal)
Titolo
  • Single-mode operation of terahertz quantum cascade lasers with distributed feedback resonators (literal)
Abstract
  • Distributed feedback terahertz quantum-cascade lasers emitting at 4.34 and 4.43 THz are presented. Mode selection is based on a complex-coupling scheme implemented into the top-contact layer by a combination of wet chemical etching and ohmic-contact deposition. Single-mode emission stable at all injection currents and operating temperatures is shown, with a side-mode suppression ratio exceeding 20 dB. Peak output powers of up to 1.8 mW are obtained at low temperatures. (literal)
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