Search results for "Samarium-loaded TiO2"

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Preparation and photoactivity of samarium loaded anatase, brookite and rutile catalysts

2011

Abstract Pure and samarium loaded anatase, brookite and rutile nanopowders were synthesized by thermohydrolysis of TiCl 4 . The samples were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), specific surface area (SSA) determination, UV–vis diffuse reflectance spectroscopy (DRS), atomic force microscopy (AFM), contact angle (CA) measurements and photoluminescence (PL) spectroscopy. The photocatalytic activity of pure and Sm-loaded TiO 2 polymorphs was investigated by employing the photodegradation of 4-nitrophenol as probe reaction in a liquid-solid system. Loading with Sm resulted in an improvement of the photoreactivity of the three TiO 2 polymorphs. The benefi…

AnataseMaterials scienceSuperhydrophilicitychemistry.chemical_elementDip-coatingCatalysisContact anglechemistry.chemical_compoundOpticsTitanium dioxide; PhotocatalysisTitanium dioxide Photocatalysis Samarium-loaded TiO2 SuperhydrophilicityPhotocatalysisGeneral Environmental Sciencebusiness.industryBrookiteProcess Chemistry and TechnologySamarium-loaded TiO2SamariumChemical engineeringchemistrySamarium-loaded TiO(2)visual_artX-ray crystallographyTitanium dioxidePhotocatalysisvisual_art.visual_art_mediumTitanium dioxideSettore CHIM/07 - Fondamenti Chimici Delle TecnologiePhotocatalysis; Samarium-loaded TiO2; Superhydrophilicity; Titanium dioxide;businessApplied Catalysis B: Environmental
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