|epsilon|-Near-zero materials in the near-infrared (Articolo in rivista)

Type
Label
  • |epsilon|-Near-zero materials in the near-infrared (Articolo in rivista) (literal)
Anno
  • 2013-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1007/s00340-012-5245-9 (literal)
Alternative label
  • Alessandro Ciattoni, 1, Rino Marinelli, 2 Carlo Rizza, 1,3 and Elia Palange 2 (2013)
    |epsilon|-Near-zero materials in the near-infrared
    in Applied physics. B, Lasers and optics (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Alessandro Ciattoni, 1, Rino Marinelli, 2 Carlo Rizza, 1,3 and Elia Palange 2 (literal)
Pagina inizio
  • 23 (literal)
Pagina fine
  • 26 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 110 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 4 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 1 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1) Consiglio Nazionale delle Ricerche, CNR-SPIN, 67100 Coppito L'Aquila, Italy 2) Dipartimento di Ingegneria Elettrica e dell'Informazione, Universit`a dell'Aquila, Via Giovanni Gronchi 18 - Zona industriale di Pile, 67100 L'Aquila,Italy 3) Dipartimento di Fisica e Matematica, Universit`a dell'Insubria, Via Valleggio 11, 22100 Como, Italy (literal)
Titolo
  • |epsilon|-Near-zero materials in the near-infrared (literal)
Abstract
  • We consider a mixture of metal-coated quantum dots dispersed in a polymer matrix and, using a modified version of the standard Maxwell-Garnett mixing rule, we prove that the mixture parameters (particles radius, quantum dots gain, etc.) can be chosen so that the effective medium permittivity has an absolute value very close to zero in the near-infrared, i.e. and at the same near-infrared wavelength. Resorting to full-wave simulations, we investigate the accuracy of the effective medium predictions and we relate their discrepancy with rigorous numerical results to the fact that is a critical requirement. We show that a simple method for reducing this discrepancy, and hence for achieving a prescribed and very small value of consists in a subsequent fine-tuning of the nanoparticles volume filling fraction. (literal)
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