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Estudo da ruptura dielétrica durante a anodização de zircônio e o seu efeito sobre o processo de dopagem anódica de ZrO2
(Universidade Federal de São Carlos, 2012-05-09)
In this work the fundamental aspects of electrolytic breakdown in ZrO2 films were investigated. The electrolytic breakdown is a type of dielectric breakdown that occurs during galvanostatic growth of anodic oxides. To ...
Estudo da corrosão de aço AISI 1020 em meio de petróleo
(Universidade Federal de São Carlos, 2011-08-11)
The chemical attack on crude oil, which contains corrosive compounds such as H2S, CO2, naphthenic acids and salts dissolved in the aqueous phase, combined with effects of varying pH, temperature, flow and pressure, has ...
Novas rotas para a síntese hidrotérmica de nanoestruturas de óxidos de titânio
(Universidade Federal de São Carlos, 2012-02-28)
The development of new materials has been a major focus of modern science. In order to obtain materials with desired features, studies about synthesis are necessary for a better understanding of their synthetic processes. ...
Investigação do mecanismo de formação de filmes porosos de TiO2 obtidos por anodização galvanostática
(Universidade Federal de São Carlos, 2011-10-20)
In this work the experimental and theoretical aspects of the growth of titanium dioxide obtained by galvanostatic anodization were studied. The _lms were prepared by galvanostatic anodization of titanium, where the curve ...
Desenvolvimento de compósitos poliméricos baseados em matriz biodegradável e nanozeólitas
(Universidade Federal de São Carlos, 2010-09-27)
The current market demands make with what Brazilian agribusiness search improvements in processes and new materials to reduce waste, pollution and biological contamination. Mainly materials that more are easily degraded ...
Avaliação da atividade catalítica de óxidos cerâmicos na conversão de óleos vegetais
(Universidade Federal de São Carlos, 2011-02-04)
Organic pollutants are one of the major problems related to water and environmental pollution. Nowadays, vegetable oils represent a considerable source for water contamination. The search for new strategies to provide an ...
Confinamento de líquidos em nanoescala
(Universidade Federal de São Carlos, 2012-02-27)
The effects on the reduction of space on the structural properties of two liquids and a mixture thereof were analyzed with a definition of nanoscale confinement, based on carbon nanotubes. The methodology involves the use ...
Efeito de diferentes solventes nas propriedades fotoluminescentes do CaMoO4
(Universidade Federal de São Carlos, 2013-08-02)
The CaMoO4 has been extensively studied due to its luminescent emissions in the visible region of the electromagnetic spectrum at room temperature, presenting potential for technological applications including lasers, light ...
Desenvolvimento de plataformas nanométricas híbridas baseadas em polímero/enzima visando aplicações em biossensores
(Universidade Federal de São Carlos, 2016-10-27)
Foodborne illness cases are common in Brazil and in the world. However, in many cases the microorganism causing the illness cannot properly identified. In addition, traditional analyses usually employed for identifying ...
Síntese de nanopartículas semicondutoras de seleneto de zinco (ZnSe) aquoso e análise dos subprodutos decorrentes dessa síntese
(Universidade Federal de São Carlos, 2012-07-20)
Zinc selenide (ZnSe) is a semiconductor material, which band gap is about 2.7 eV. It has many applications as blue light emission diode, data storage devices, laser diodes and waveguides optical fibers. Despite these several ...