A porous silicon-based Bragg grating waveguide sensor for chemical monitoring (Articolo in rivista)

Type
Label
  • A porous silicon-based Bragg grating waveguide sensor for chemical monitoring (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.bbr.2011.03.031 (literal)
Alternative label
  • Rea I, Iodice M, Coppola G, Rendina I, Marino A, De Stefano L (2009)
    A porous silicon-based Bragg grating waveguide sensor for chemical monitoring
    in Sensors and actuators. B, Chemical (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Rea I, Iodice M, Coppola G, Rendina I, Marino A, De Stefano L (literal)
Pagina inizio
  • 39 (literal)
Pagina fine
  • 43 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 139 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 5 (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. CNR, Inst Microelect & Microsyst, Dept Naples, I-80131 Naples, Italy 2. Univ Naples Federico 2, Dept Phys, I-80126 Naples, Italy (literal)
Titolo
  • A porous silicon-based Bragg grating waveguide sensor for chemical monitoring (literal)
Abstract
  • We have fabricated,and characterized a Bragg grating, having a pitch of 10 mu m, directly etched on a porous silicon-based planar waveguide to be used as an optical sensor for chemical substances. The transmission spectrum of this device shows a well-defined peak in the near infrared wavelength region due to a high order resonance of the Bragg grating. On exposure to different volatile organic compounds the peak undergoes distinct shifts. The phenomenon is fast and completely reversible. Limits of detection of hundred of ppm can be estimated from the experimental data. (literal)
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