A Sensitivity-enhanced field-effect chiral sensor (Articolo in rivista)

Type
Label
  • A Sensitivity-enhanced field-effect chiral sensor (Articolo in rivista) (literal)
Anno
  • 2008-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1038/nmat2167 (literal)
Alternative label
  • Torsi L., Farinola G. M., Marinelli F., Tanese M. C., Hassan Omar O., Valli L., Babudri F., Palmisano F., Zambonin P. G., Naso F. (2008)
    A Sensitivity-enhanced field-effect chiral sensor
    in Nature materials (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Torsi L., Farinola G. M., Marinelli F., Tanese M. C., Hassan Omar O., Valli L., Babudri F., Palmisano F., Zambonin P. G., Naso F. (literal)
Pagina inizio
  • 412 (literal)
Pagina fine
  • 417 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.scopus.com/record/display.url?eid=2-s2.0-42549113403&origin=inward (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 7 (literal)
Rivista
Note
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR ICCOM Bari, Dipartimento di Chimica, Universita` degli Studi di Bari, 70126, Bari, Italy. Dipartimento di Chimica, Universita` degli Studi di Bari, 70126, Bari, Italy. Centro di Eccellenza TIRES, Universita` degli Studi di Bari, 70126, Bari, Italy Dipartimento di Ingegneria dell'Innovazione, Universita` degli Studi di Lecce, 73100, Lecce, Italy (literal)
Titolo
  • A Sensitivity-enhanced field-effect chiral sensor (literal)
Abstract
  • Organic thin-film transistor sensors have been recently attracting the attention of the plastic electronics community for their potential exploitation in novel sensing platforms. Specificity and sensitivity are however still open issues: in this respect chiral discrimination--being a scientific and technological achievement in itself--is indeed one of the most challenging sensor bench-tests. So far, conducting-polymer solid-state chiral detection has been carried out at part-per-thousand concentration levels. Here, a novel chiral bilayer organic thin-film transistor gas sensor--comprising an outermost layer with built-in enantioselective properties--is demonstrated to show field-effect amplified sensitivity that enables differential detection of optical isomers in the tens-of-parts-permillion concentration range. The ad-hoc-designed organic semiconductor endowed with chiral side groups, the bilayer structure and the thin-film transistor transducer provide a significant step forward in the development of a high-performance and versatile sensing platformcompatible with flexible organic electronic technologies. (literal)
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