Article ID Journal Published Year Pages File Type
1668692 Thin Solid Films 2010 5 Pages PDF
Abstract

The paper presents a comparative approach concerning the properties of SnO2 thin layers obtained via spray pyrolysis deposition (SPD) using precursors with different molar concentrations. The photocatalytic efficiency of the samples was tested in the photodegradation of methylene blue. The sample obtained from 0.001 M precursor exhibit higher electrical conductivity (current–voltage curves) and photocatalytic properties compared with the samples obtained from precursors with lower molar concentrations. Regardless of the molar concentrations the samples present tetragonal structure (X-ray diffraction) and granular morphology (atomic force microscopy).

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Physical Sciences and Engineering Materials Science Nanotechnology
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