http://www.cnr.it/ontology/cnr/individuo/prodotto/ID170264
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)
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- Pagina fine
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- Rivista
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
- 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)
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