Near- to far-field characterization of a parametric loudspeaker and its application in non-destructive detection of detachments in panel paintings (Articolo in rivista)

Type
Label
  • Near- to far-field characterization of a parametric loudspeaker and its application in non-destructive detection of detachments in panel paintings (Articolo in rivista) (literal)
Anno
  • 2012-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.apacoust.2012.06.001 (literal)
Alternative label
  • Paola Calicchia, Sara De Simone, Lucilla Di Marcoberardino, Jacques Marchal (2012)
    Near- to far-field characterization of a parametric loudspeaker and its application in non-destructive detection of detachments in panel paintings
    in Applied acoustics
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Paola Calicchia, Sara De Simone, Lucilla Di Marcoberardino, Jacques Marchal (literal)
Pagina inizio
  • 1296 (literal)
Pagina fine
  • 1302 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://dx.doi.org (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 73 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 12 (literal)
Note
  • Science direct - Elsevier (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Institute of Acoustics and Sensors ''O.M. Corbino'' - Italian National Research Council C.N.R., Via Fosso del Cavaliere 100, 00133 Rome, Italy UPMC Univ Paris 06, UMR 7190, Institut Jean le rond d'Alembert, 4 place Jussieu, 75005 Paris, France (literal)
Titolo
  • Near- to far-field characterization of a parametric loudspeaker and its application in non-destructive detection of detachments in panel paintings (literal)
Abstract
  • The particular properties of the parametric loudspeaker make this class of sources an attractive investigation tool especially for non-destructive testing (NDT). Recently actual applications mainly in the field of material's acoustical characterization are emerging. The authors present the analysis of the pressure field generated by a commercial parametric loudspeaker both in the near- and far-field, aiming at the understanding of the modality of its employment as excitation source in a measuring system. Successively the parametric source was integrated in a system purposely developed for acoustic diagnostics on objects of heritage interest. It was used in an in situ investigation on the renaissance panel painting Annunciazione by the Italian artist Benozzo Gozzoli (XV century) revealing pictorial film detachments. Preliminary results are here presented, disclosing the potential of the parametric loudspeaker for the enhancement of the spatial resolution in the acoustic measurement, of the non invasiveness of the investigation tool, and also of the operator comfort. (literal)
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