Evidence of 'crossed' transitions in dots-in-a-well structures through waveguide absorption measurements (Articolo in rivista)

Type
Label
  • Evidence of 'crossed' transitions in dots-in-a-well structures through waveguide absorption measurements (Articolo in rivista) (literal)
Anno
  • 2008-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1063/1.3000381? (literal)
Alternative label
  • G. Visimberga;? G. Rainò; A. Salhi; V. Tasco; M. T. Todaro; L. Martiradonna; M. De Giorgi; A. Passaseo; R. Cingolani; M. De Vittorio (2008)
    Evidence of 'crossed' transitions in dots-in-a-well structures through waveguide absorption measurements
    in Applied physics letters
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • G. Visimberga;? G. Rainò; A. Salhi; V. Tasco; M. T. Todaro; L. Martiradonna; M. De Giorgi; A. Passaseo; R. Cingolani; M. De Vittorio (literal)
Pagina inizio
  • 151112 (literal)
Pagina fine
  • 151114 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 93 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • National Nanotechnology Laboratory, CNR-INFM Distretto Tecnologico ISUFI, via Arnesano, 73100 Lecce, Italy (G. Visimberga;? G. Rainò; A. Salhi; V. Tasco; M. T. Todaro; L. Martiradonna; M. De Giorgi; A. Passaseo; R. Cingolani; M. De Vittorio); Tyndall National Institute, University College of Cork, \"Lee Maltings\" Prospect Row, Cork, Ireland (G. Visimberga) (literal)
Titolo
  • Evidence of 'crossed' transitions in dots-in-a-well structures through waveguide absorption measurements (literal)
Abstract
  • In-plane absorption measurements were performed at room temperature by means of a waveguide transmission setup on a Stranski-Krastanov InAs dots-in-a-well system emitting at 1.3 mu m embedded in a p-i-n structure. The polarization dependence of quantum dot (QD) absorption was exploited to resolve its discrete and continuous spectral components and study them separately under reverse bias application. The quantum confined Stark effect observed in the discrete spectral component gave evidence of an upward built-in QD dipole of about 9.5x10(-29) C m. The continuous component was found to originate from electronic transitions involving a QD state and a quantum well state. (literal)
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