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J Colloid Interface Sci. 2017 Mar 01;489:131-137. doi: 10.1016/j.jcis.2016.08.013. Epub 2016 Aug 05.

Laser processing of TiO.

Journal of colloid and interface science

Simona Filice, Giuseppe Compagnini, Roberto Fiorenza, Salvatore Scirè, Luisa D'Urso, Maria Elena Fragalà, Paola Russo, Enza Fazio, Silvia Scalese

Affiliations

  1. Dipartimento di Scienze Chimiche, Università di Catania, Viale A. Doria 6, Catania 95125, Italy; CNR-IMM, Ottava Strada 5, Catania 95121, Italy.
  2. Dipartimento di Scienze Chimiche, Università di Catania, Viale A. Doria 6, Catania 95125, Italy. Electronic address: [email protected].
  3. Dipartimento di Scienze Chimiche, Università di Catania, Viale A. Doria 6, Catania 95125, Italy.
  4. Dipartimento di Scienze Chimiche, Università di Catania, Viale A. Doria 6, Catania 95125, Italy; CAMJ - Mechanical Engineering Department, University of Waterloo, 200 University Avenue West, Waterloo, ON N2L 3G1, Canada.
  5. Dipartimento di Scienze Matematiche e Informatiche, Scienze Fisiche e Scienze della Terra, Università di Messina, v.le F. S. d'Alcontres 31, Messina 98166, Italy.
  6. CNR-IMM, Ottava Strada 5, Catania 95121, Italy.

PMID: 27554175 DOI: 10.1016/j.jcis.2016.08.013

Abstract

We have measured the photocatalytic water splitting activity of several titania colloids, modified by nanosecond pulsed laser irradiation. Photocatalysis has been tested using UV and visible light. We have found that laser irradiation increases the hydrogen production efficiency up to a factor of three for anatase, rutile and P25. A hydrogen production rate as high as 30mmolg

Copyright © 2016 Elsevier Inc. All rights reserved.

Keywords: Catalysis; Colloidal laser processing; Hydrogen production

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