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Deformação piroplástica em porcelanatos
(Universidade Federal de São Carlos, 2016-09-09)
In recent years porcelain stoneware tiles showed the highest growth in
production and consumption in ceramic industry sector. To achieve low
porosity, which ensures the high performance of the product, is required ...
Caracterização experimental e simulação computacional das deformações induzidas na fusão e cristalização do PTFE
(Universidade Federal de São Carlos, 2016-03-07)
Polytetrafluoroethylene (PTFE) has excellent properties such as chemical inertness
and useful mechanical properties at high and low temperatures. After melt,
the PTFE viscosity is so high that the extrusion and injection ...
Avaliação da cinética de degradação abiótica do polietileno de alta densidade, na presença e ausência de aditivo pró-degradante e estabilizantes
(Universidade Federal de São Carlos, 2016-11-28)
The convenience of single-use packaging of high density polyethylene (HDPE) led to the need to convert them into biodegradable materials in less time to minimize the environmental problems caused by disposal. An alternative ...
Obtenção por colagem de fita aquosa de eletrólitos planos de zircônia estabilizada com ítria
(Universidade Federal de São Carlos, 2016-03-10)
Solid Oxide Fuel Cells (SOFCs) are energy conversion devices, capable of generating clean and renewable energy with high efficiency, and regarded as one of the enabling key technologies for future hydrogen economy and ...
Efeitos de degradação e de alterações microestruturais do polímero no desempenho mecânico estático de juntas híbridas de polieterimida (PEI) e alumínio produzidas por F-ICJ
(Universidade Federal de São Carlos, 2016-02-29)
This master thesis aims to study hybrid joints of polyetherimide (PEI) and aluminum 6082-T6 produced by Friction-based Injection Clinching Joining (FICJ). The influences of the process parameters in the frictional heat and ...
Process parameters optimization and microstructure evaluation on friction spot-welded aluminum/copper dissimilar joints
(Universidade Federal de São Carlos, 2016-11-17)
Dissimilar materials welding is a field of increasing interest for a wide range of industrial applications. Specifically, the welding of aluminum alloys with copper has potential applications in the heating, ventilation ...
Eletrólitos sólidos homogêneos e heterogêneos : obtenção e caracterização visando aplicação em células A combustível de temperatura intermediária
(Universidade Federal de São Carlos, 2016-03-04)
Emission reduction of greenhouse gases to the atmosphere in order to control global warming is an urgent need fully accepted by the international community. Ceramic materials play an important role in the possible solutions ...
Avaliação da resistência ao desgaste de revestimentos de aços inoxidáveis modificados com boro e fabricados por Plasma com Arco Transferido (PTA)
(Universidade Federal de São Carlos, 2016-03-07)
The discovery of new promising oil extraction sites in Brazil coast led to a
great search for novel functionalized materials to withstand the demanding conditions
from offshore oil exploitation. Stainless steels, such ...
Estudo de compostos cerâmicos para utilização em coatings de alta emissividade
(Universidade Federal de São Carlos, 2016-02-05)
The constant search for means to reduce the energetic consumption
motivates the use of high emissivity ceramic coatings in many high temperature
applications. Its use aims to increase heat transfer efficiency by radiation ...
Desenvolvimento de um ensaio mecânico não convencional para a análise da relaxação de tensões do politetrafluoretileno
(Universidade Federal de São Carlos, 2016-04-08)
The mechanical behavior of materials usually depends on room temperature
and loading rate. The identification of the time-dependent mechanical behavior
is a great difficulty for the industry in the application of new ...