Direct observation of oxygen depletion and product formation during photocatalysis at a TiO2 surface using scanning electrochemical microscopy |
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| Authors: | Fonseca Sofia M Barker Anna L Ahmed Samina Kemp Terence J Unwin Patrick R |
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| Institution: | Department of Chemistry, University of Warwick, Coventry, UK CV4 7AL. |
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| Abstract: | Using scanning electrochemical microscopy (SECM) we have measured quantitatively the depletion of O2 during the photodegradation of 4-chlorophenol at supported TiO2 films for the first time and established the connection between Cl-formation and O2 depletion rates. |
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