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3篇 您的检索式:作者名="Marcella BONCHIO"
    题名 作者 年代 出处 被引量
1Water oxidation electrocatalysis with iron oxide nanoparticles prepared via laser ablation显示文摘Iron oxide nanoparticles(FeO_x NPs, 5–30 nm size) prepared via laser ablation in liquid were supported onto Indium Tin Oxide conductive glass slides by magnetophoretic deposition(MD) technique. The resulting Fe O x@ITO electrodes are characterized by a low amount of iron coverage of 16–50 nmol/cm^2,and show electrocatalytic activity towards water oxidation in neutral phosphate buffer pH 7 with 0.58 V overpotential and quantitative Faradaic efficiency towards oxygen production. XPS analysis on the oxygen region of the FeO_x films reveals a substantial hydration of the surface after catalysis, recognized as a crucial step to access reactivity.Erica Pizzolato Stefano Scaramuzza Francesco Carraro Alessia Sartori Stefano Agnoli Vincenzo Amendola Marcella Bonchio Andrea Sartorel 2016Journal of Energy Chemistry2016,25,2:2
2催化膜和催化膜反应器:整合的高效和环保催化过程(英文)显示文摘The design of new heterogeneous photooxygenation systems able to employ visible light,oxygen,mild temperatures,and solvent with a low environmental impact has been investigated. In particular,the heterogenization of decatungstate (W10O4-32),a polyoxometalate with photocatalytic activity in oxidation reactions,has been carried out in polymeric membranes of polyvinylidenefluoride. The polymeric catalytic membranes prepared by phase inversion technique have been successfully applied in the aerobic mineralization of phenol in water,which was used as an example of organic pollutant. In order to evaluate the effect of the polymeric environment on the overall catalyst behavior,we have also heterogenized the decatungstate (opportunely functionalized) in perfluorinated membrane made of Hyflon. The photocatalytic composite membranes are characterized by different and tuneable properties depending on the nature of the polymeric micro-environment,in which the catalyst is confined. Moreover,the selective separation function of the membrane results in enhanced performance in comparison with homogeneous reactions.Enrico DRIOLI Enrica FONTANANOVA Marcella BONCHIO Mauro CARRARO Martino GARDAN Gianfranco SCORRANO 2008催化学报2008,29,11:1
3Heterogeneous Photooxidation of Phenol by Catalytic Membranes显示文摘In this work the heterogenization in polymeric membranes of decatungstate,a photocatalyst for oxidation reactions,was reported.Solid state characterization techniques confirmed that the catalyst structure was preserved within the polymeric membranes.The catalytic membranes were successfully applied in the aerobic photo-oxidation of phenol,one of the main organic pollutants in wastewater,providing stable and recyclable photocatalytic systems.The dependence of the phenol degradation rate by the catalyst loading and transmembrane pressure was shown.By comparison with homogeneous reaction,the catalyst heterogenized in membrane appears to be more efficient concerning the rate of phenol photodegradation and mineralization.Enrica Fontananova Enrico Drioli Laura Donato Marcella Bonchio Mauro Carraro Gianfranco Scorrano 2006过程工程学报2006,6,4:1
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