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The present study deals with the surface modification of nano-structured tungsten oxide (WO 3 ) with nanoparticles of platinum (Pt) by applying a novel laser-based photocatalytic process. Microscopic studies revealed that Pt particles were homogeneously dispersed with narrow size distribution (2–4nm) onto the surface of WO 3 within a short time of laser irradiation while XPS studies...
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