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Modificação microestrutural da liga de magnésio AZ31 por fricção e mistura a altas velocidades
(Universidade Federal de São Carlos, 2015-07-03)
Due to the current growth in the fossil fuels consumption, there is a great concern about the increase in pollutant emissions. In order to reduce these emissions, research indicates that the decrease in vehicle weight can ...
Nanopartículas de Fe3O4 funcionalizadas e nanocompósitos de base epóxi
(Universidade Federal de São Carlos, 2015-12-17)
The use of metal oxide nanoparticles in nanocomposite has provided new
and interesting properties and is one of the most promising areas in composites.
Compatibility between these nanoparticles and polymer matrix is the ...
Processamento e caracterização de ligas a base de magnésio para uso como implantes bioabsorvíveis
(Universidade Federal de São Carlos, 2015-02-23)
Magnesium alloys have attracted great interest for use in temporary orthopedic implants to replace existing materials, due to the combination of physical, mechanical and corrosive properties. A magnesium based alloy ...
BaCeO3 dopado com 5%Mol Y2O3 : sinterização, microestrutura e condutividade elétrica protônica
(Universidade Federal de São Carlos, 2015-12-18)
The development of solid electrolytes for Solid Oxide Fuel Cells is a challenge to
enabling this technology as sustanaible energy resource. Ceramics based on
Yttrium doped- Barium cerate are potential candidates for this ...
Identificação das variáveis que ocasionam a variação de tonalidade utilizando a técnica de decoração por cilindros de silicone gravados a laser
(Universidade Federal de São Carlos, 2015-11-30)
A major problem in the production of ceramic tiles for coating is the variation of
tonality. The determination of their origin within the entire production process and to
minimize its occurrence by the manufacturer is ...
Atomização e consolidação por fusão seletiva a laser da liga Cu-11,3Al-3,2Ni-3,0Mn-0,5Zr com efeito de memória de forma
(Universidade Federal de São Carlos, 2015-12-16)
The aim of the present work was the study of the viability of a manufacturing route of parts with the Cu-based Shape Memory Alloy (SMA) Cu- 11,3Al-3,2Ni-3Mn-0,5Zr through gas atomization followed by Selective Laser Melting ...
Aplicação do método biomimético para o recobrimento da liga AZ91 com apatitas para aumento da resistência à corrosão
(Universidade Federal de São Carlos, 2015-08-28)
In orthopedic medicine and traumatology, the use of implants to help bone reconstitution is very common. They are divided in two groups: Internal and external fixation devices. After bone reconstitution, these components ...
Calibração do modelo de Drucker-Prager/CAP para simulação numérica do processo de prensagem a frio de pós metálicos
(Universidade Federal de São Carlos, 2015-03-27)
An experimental procedure for the calibration of Drucker-Prager/Cap model, using
the digital image correlation technique, is presented. The elastic properties were
characterized by fitting stress vs. strain curves recorded ...
Caracterização da interface de tubo bimetálico cladeado fundido por centrifugação
(Universidade Federal de São Carlos, 2015-03-27)
Bimetallic pipes represent a solution for cost reduction to pipelines in the oil and
gas industry, because they combine two materials with distinct characteristics in
the pipe manufacturing: a HSLA steel, constituting ...
Monitoramento em tempo real da cristalização quiescente e induzida por fluxo de polipropileno em microscópio óptico de luz polarizada
(Universidade Federal de São Carlos, 2015-08-07)
In the polymer forming processes, such as injection molding, extrusion of films / sheets and blowing, these materials are subject to shearing and elongation flows. Such conditions influence its final morphologies. When ...