High-performance directly modulated 1.3-mu m undoped InAs-InGaAs quantum-dot lasers (Articolo in rivista)

Type
Label
  • High-performance directly modulated 1.3-mu m undoped InAs-InGaAs quantum-dot lasers (Articolo in rivista) (literal)
Anno
  • 2007-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1109/LPT.2006.890045 (literal)
Alternative label
  • Maria Teresa Todaro; Abdelmajid Salhi; Laura Fortunato; Roberto Cingolani; Adriana Passaseo; Massimo De Vittorio; Pietro Della Casa; Filippo Ghiglieno; Livio Bianco (2007)
    High-performance directly modulated 1.3-mu m undoped InAs-InGaAs quantum-dot lasers
    in IEEE photonics technology letters
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Maria Teresa Todaro; Abdelmajid Salhi; Laura Fortunato; Roberto Cingolani; Adriana Passaseo; Massimo De Vittorio; Pietro Della Casa; Filippo Ghiglieno; Livio Bianco (literal)
Pagina inizio
  • 191 (literal)
Pagina fine
  • 193 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 19 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 4 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR INFM, Distretto Tecnol ISUFI, I-73100 Lecce, Italy (M.T. Todaro; A. Salhi; L. Fortunato; R. Cingolani; A. Passaseo; M. De Vittorio); Avago Technol Italy SRL, I-10148 Turin, Italy (P. Della Casa; F. Ghiglieno; L. Bianco) (literal)
Titolo
  • High-performance directly modulated 1.3-mu m undoped InAs-InGaAs quantum-dot lasers (literal)
Abstract
  • In this letter, we report on experimental results of directly modulated single-transverse mode 1.3-mu m InAs-InGaAs quantum-dot (QD) lasers in a wide temperature range. A 3.125-Gb/s data modulation over temperature with an extinction ratio up to 10 dB is reported. Moreover, 10-Gb/s eye patterns at 15 degrees C and 50 degrees C and 5-Gb/s modulation in the whole explored temperature range (15 degrees C-85 degrees C) are demonstrated. These results were obtained by exploiting heterostructures containing six layers of high modal gain InAs QDs grown without incorporation of p-doping in the active region or tunnelling injection structure implementation. QD lasers exhibited a saturation modal gain as high as 36.3 cm(-1), ground state lasing from short cavities down to 400-mu m length and a characteristic temperature of about 110 K in a large temperature range between 15 degrees C and 85 degrees C. (literal)
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