alpha-Ag2-2xZnxWO4 (0 <= x <= 0.25) Solid Solutions: Structure, Morphology, and Optical Properties Abstract: A theoretical study was elaborated to support the experimental results of the Zn-doped alpha-Ag2WO4. Theses alpha-Ag2-2xZnxWO4 (0 <= x <= 0.25) solid […]
Effect of Ag clusters doping on the photoluminescence, photocatalysis and magnetic properties of ZnO nanorods prepared by facile microwave-assisted hydrothermal synthesis Abstract: We report a chemical route to synthesize stabilized ZnO:Ag nanoparticles (NPs) combined with nanosized […]
PtSn Electrocatalyst Supported on MWCNT-COOH: Investigating the Ethanol Oxidation Reaction Abstract: Pt3Sn2 (a : a) electrocatalysts with 20% metal loading on multi-walled carbon nanotube supports functionalized with carboxylic acid groups (MWCNT-COOH) were prepared for studies […]
Polycarbonate/1-(2-hydroxyethyl)-2,3-dimethylimidazolium chloride composite membranes and short-range chain mobility analysis Abstract: In this investigation, the incorporation of imidazolium salt, 1-(2-hydroxehtyl)-2,3-dimethylimidazolium chloride [hydemmim][Cl] within bisphenol A polycarbonate (PC) matrix and the subsequent formation of membranes via casting were […]
Optical and gas-sensing properties, and electronic structure of the mixed-phase CaCu3Ti4O12/CaTiO3 composites Abstract: Combined experimental and theoretical investigations were conducted on the electronic structure, as well as the optical and gas-sensing properties of mixed-phase CaCu3Ti4O12/CaTiO3 (CCTO/CTO) […]
High Order Cyclic Voltammograms During Electrooxidation of Ethanol Catalyzed by Gold Abstract: Under fixed limits, potential sweeps in some electrochemical systems depict current profile whose shape repeats in every n cycle (with n > 1), receiving […]
Atomic pair distribution function at the Brazilian Synchrotron Light Laboratory: application to the Pb1-xLaxZr0.40Ti0.60O3 ferroelectric system Abstract: This work reports the setting up of the X-ray diffraction and spectroscopy beamline at the Brazilian Synchrotron Light Laboratory […]
Novel Nanotechnology of TiO2 Improves Physical-Chemical and Biological Properties of Glass Ionomer Cement Abstract: The aim of this study was to assess the performance of glass ionomer cement (GIC) added with TiO2 nanotubes. TiO2 nanotubes [3%, […]
[2+1] Cycloaddition of Catalytic Ruthenium Vinyl Carbenes: A Stereoselective Controlled Access to (Z)- and (E)-Vinyl Epoxypyrrolidines Abstract: Aza-alkynals undergo a cyclization reaction with diazo compounds in the presence of catalytic amounts of Cp*RuCl(cod) to afford vinyl […]
O ganhador da primeira edição do “Prêmio Ernesto Hamburger“, da Sociedade Brasileira de Física (SBF) é Adilson Jesus Aparecido de Oliveira, professor do Departamento de Física da Universidade Federal de São Carlos (DF – UFSCar) […]
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