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Deformação plástica severa em temperaturas ambiente e criogênica, de Ti comercialmente puro
(Universidade Federal de São Carlos, 2015-01-28)
One of the most probable fields of applications of Severe Plastic Deformation (SPD) processes is that of biological implants, and the most investigated metallic material in this context is titanium and its alloys. The ...
Aplicação de estruturas zeolíticas de imidazólio (ZIFs) no desenvolvimento de membranas de matriz mista para separação de gases
(Universidade Federal de São Carlos, 2012-12-13)
Mixed matrix membranes based on a glassy polymer and a zeolite with organic character were developed, in order to evaluate whether the organic character of the ZIF-8 would favor its incorporation in the polymer matrix as ...
Blendas de amido termoplástico e PBAT processadas com auxílio da pulverização por cisalhamento no estado sólido
(Universidade Federal de São Carlos, 2018-02-07)
The use of biodegradable materials arise as a potential alternative for reducing environmental polution. For being found in abundance, low cost, biodegradable and provided from renewable source, starch has been a ...
Estudo da cinética de oxidação em altas temperaturas da liga SV15 aplicada na fabricação de sedes de válvulas de escape de motores automotivos
(Universidade Federal de São Carlos, 2014-04-14)
The SV15 alloy is applied in the production of the exhaust valve seats of automotive engines. The conditions of service in which the part is submitted require materials resistant to oxidation because of high temperature ...
Monitoramento em tempo real da orientação molecular de poliestireno e em misturas com polimetilmetacrilato durante a extrusão
(Universidade Federal de São Carlos, 2011-03-02)
In this work it was studied the flow orientation of pure polystyrene and its diluted mixtures with polymethylmethacrylate as second phase during extrusion process by in-line monitoring of the polarized transmitted light ...
Análise da microestrutura, parâmetros térmicos e de propriedades mecânicas na solidificação direcional de ligas Al-Mg-Fe
(Universidade Federal de São Carlos, 2017-01-18)
Al-Mg-Fe alloys are appointed as favorable ones in respect of the costs involved and all the required properties for successful vessel service. However, experimental inter-relations of solidification thermal parameters, ...
Concretos refratários avançados contendo nano-óxidos produzidos pelo Método Pechini
(Universidade Federal de São Carlos, 2018-06-06)
Recently there is a great effort to use the benefits of nanometric powders additions in the matrices of advanced refractory concretes of ; low (LC), ultra low (ULC) and no cement (NC) refractory concretes, in order to make ...
Estudo da resistência à fadiga da liga Ti-6Al-4V com superfície modificada por tratamento químico
(Universidade Federal de São Carlos, 2016-03-22)
Chemical surface treatments (CST) in cementless and endosseous
implants are used to increase the implant-bone contact area, reducing the period
of osseointegration and favouring bonding ability between implants and ...
Indicadores do patenteamento de materiais armazenadores de hidrogênio voltados para o monitoramento tecnológico
(Universidade Federal de São Carlos, 2016-05-13)
Hydrogen is considered the energy carrier of the future, due to its high energy content and the possibility of its sustainable production. However, its broader implementation depends on overcoming of several technological ...
Estudo da microestrutura e resistência à corrosão de ligas binárias Ni-Nb solidificadas rapidamente
(Universidade Federal de São Carlos, 2018-02-26)
The The aim of this work is to study the microstructure and corrosion resistance of rapidly solidified binary Ni-xNb alloys (x= 10, 20, 30, 40, 45, 52 e 57 wt%), additionally the microstructure of the Ni-52Nb alloy, prepared ...