Photocatalytic degradation of methyl-red by immobilised nanoparticles of TiO2 and ZnO (Articolo in rivista)

Type
Label
  • Photocatalytic degradation of methyl-red by immobilised nanoparticles of TiO2 and ZnO (Articolo in rivista) (literal)
Anno
  • 2004-01-01T00:00:00+01:00 (literal)
Alternative label
  • R. Comparelli, P.D. Cozzoli, M.L. Curri, A. Agostiano, G. Mascolo, G. Lovecchio (2004)
    Photocatalytic degradation of methyl-red by immobilised nanoparticles of TiO2 and ZnO
    in Water science and technology
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • R. Comparelli, P.D. Cozzoli, M.L. Curri, A. Agostiano, G. Mascolo, G. Lovecchio (literal)
Pagina inizio
  • 183 (literal)
Pagina fine
  • 188 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 49 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 4 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Dipartimento di Chimica, Università di Bari, via Orabona 4, I-70126, Bari, Italy (E-mail: csilrc30@area.ba.cnr.it; csildc28@area.ba.cnr.it; agostiano@area.ba.cnr.it) ** CNR IPCF – Bari Division c/o Dipartimento di Chimica, Università di Bari, via Orabona 4, I-70126 Bari, Italy (E-mail: csilmc20@area.ba.cnr.it) *** Istituto di Ricerca Sulle Acque, Consiglio Nazionale delle Ricerche, Via F. De Blasio 5, I-70123 Bari, Italy (E-mail: mascolo@area.ba.cnr.it; giangilov@libero.it) (literal)
Titolo
  • Photocatalytic degradation of methyl-red by immobilised nanoparticles of TiO2 and ZnO (literal)
Abstract
  • In this work, we report on the degradation of methyl-red (2-(4-Dimethylamino-phenylazo)-benzoic acid – C.I. 13020) under UV irradiation in the presence of nanosized ZnO and TiO2. Oxide nanocrystals with controlled size were synthesised by using non-hydrolytic approaches and tested for the photocatalysed degradation. The performances of the immobilised nanoparticles were compared with their commercial counterparts after immobilization onto a solid support. The influence of some experimental conditions, namely pH and dye concentration, were investigated by monitoring the dye decoloration spectrophotometrically. Several intermediate by-products were identified by HPLC-MS, showing that two different mechanisms were operative during the photocatalytic oxidation. (literal)
Prodotto di
Autore CNR

Incoming links:


Prodotto
Autore CNR di
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#rivistaDi
data.CNR.it