[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) […]
O jornal argentino “El Eco” publicou em sua edição de hoje (6/6) uma entrevista com Miguel Ponce, professor da Universidad Nacional de Mar del Plata e pesquisador do CONICET, destacando as pesquisas que têm sido […]
Synthesis by combustion in solution of Zn2TiO4+Ag for photocatalytic and photodynamic applications in the visible Abstract: Zn2TiO4+Ag compounds were synthesized by the solution combustion path seeking to enhance their photocatalytic and photodynamic response in the visible. […]
Exploiting Decoupled OpenCL Work-Items with Data Dependencies on FPGAs: A Case Study Abstract: In the field of high performance heterogeneous computing systems, field programmable gate arrays (FPGAs) have shown great advantages in terms of acceleration and […]
Microwave-Assisted Hydrothermal Synthesis Of Ni-doped SNO2 Nanoparticles And Their Use as Catalysts in Biodiesel Production Abstract: The high chemical stability and low cost of tin dioxide has been widely reported in the literature, as has its […]
Preparation and characterization the composite PVDF/Pani with nickel particles Abstract: In this work nickel particles were incorporated by physically mixing of resulting powder blends of PVDF/Pani, obtained by chemical synthesis. Homogeneous films were obtained by hot […]
Thermosensitive Poly(N-vinylcaprolactam) Injectable Hydrogels for Cartilage Tissue Engineering Abstract: Injectable hydrogels have gained prominence in the field of tissue engineering for minimally invasive delivery of cells for tissue repair and in the filling of irregular defects. […]
Structural evolution, growth mechanism and photoluminescence properties of CuWO4 nanocrystals Abstract: Copper tungstate (CuWO4) crystals were synthesized by the sonochemistry (SC) method, and then, heat treated in a conventional furnace at different temperatures for 1 h. […]
Evidence for a correlation between total lead concentrations in soils and the presence of geological faults Abstract: The emission of radon gas in regions of geological faults, during the radioactive decay of uranium and thorium, results […]
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