Selective response inversion to NO2 and acetic acid in ZnO and CdS nanocomposite gas sensor (Articolo in rivista)

Type
Label
  • Selective response inversion to NO2 and acetic acid in ZnO and CdS nanocomposite gas sensor (Articolo in rivista) (literal)
Anno
  • 2014-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1088/0957-4484/25/36/365502 (literal)
Alternative label
  • Calestani D.; Villani M.; Mosca R.; Lazzarini L.; Coppede N.; Dhanabalan S.C.; Zappettini A. (2014)
    Selective response inversion to NO2 and acetic acid in ZnO and CdS nanocomposite gas sensor
    in Nanotechnology (Bristol. Print); IOP PUBLISHING, BRISTOL (Regno Unito)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Calestani D.; Villani M.; Mosca R.; Lazzarini L.; Coppede N.; Dhanabalan S.C.; Zappettini A. (literal)
Pagina inizio
  • 1 (literal)
Pagina fine
  • 6 (literal)
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  • http://www.scopus.com/inward/record.url?eid=2-s2.0-84906330604&partnerID=q2rCbXpz (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 25 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 6 (literal)
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  • 36 (literal)
Note
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • IMEM-CNR, Parco Area delle Scienze 37/A, Parma-43124, Italy (literal)
Titolo
  • Selective response inversion to NO2 and acetic acid in ZnO and CdS nanocomposite gas sensor (literal)
Abstract
  • High sensitivity zinc oxide (ZnO) tetrapods (TPs) have been functionalized by nucleating cadmium sulphide (CdS) nanoparticles (NPs) directly on their surface with a spotted coverage thanks to an optimized synthesis in dimethylformamide (DMF). The obtained hybrid coupled material has been used to realize a gas sensing device with a highly porous nanostructured network, in which the proper alternation of ZnO-TPs and CdS-NPs gives rise to unconventional chemoresistive behaviours. Among the different tested gases and vapours, the sensor showed a unique fingerprint response-inversion between 300 °C and 400 °C only for nitrogen dioxide (NO2) and acetic acid (CH3COOH). (literal)
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