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Itens para a visualização no momento 31-40 of 99
Estudo sistemático da condutividade iônica de vitrocerâmicas NASICON: influência de tratamentos isotérmicos e novas substituições iônicas
(Universidade Federal de São Carlos, 2020-09-24)
The synthesis of solid electrolytes and the optimization of their ionic conductivity are topics of scientific interest since these components are essential for the current density and the half-life of the sodium batteries. ...
Otimização do processo de secagem de concretos refratários
(Universidade Federal de São Carlos, 2020-08-11)
The drying step of hydraulic-bonded refractory castables is usually carried using conservative and long heating schedules, in order to preserve the microstructure of dense ceramic linings and inhibit explosive spalling ...
Perspectivas e estratégias para melhoria da educação em engenharia de materiais brasileira
(Universidade Federal de São Carlos, 2020-09-10)
Engineering Education (EE) has greatly expanded in Brazil over the last decades and, over the last few years, some criticisms to the Brazilian EE started to gain traction. A reform to the national guidelines for engineering ...
Previsão de viscosidade e temperatura liquidus de vidros óxidos via redes neurais artificiais
(Universidade Federal de São Carlos, 2020-04-30)
The number of glass compositions that have already been studied (~10^5) is many times smaller than the potential glass compositions (~10^52). The traditional method “cook and look” all of the potential compositions to ...
Influence of Bobbin Tool Friction Stir Welding (BT-FSW) variants on the microstructure and properties of AA2060 and AA2196 aluminum alloys
(Universidade Federal de São Carlos, 2020-06-18)
In order to reduce total costs in aircrafts production, operation and maintenance, materials and processing techniques have been continuously further optimized. In this scenario, aluminum-lithium alloys have been studied ...
Influência da adição de cério na resistência à corrosão e efeito de memória de forma em ligas Fe-Mn-Si-Cr-Ni-(Ce)
(Universidade Federal de São Carlos, 2020-09-03)
The interest in scientific and technological development of Fe-Mn-Si-Cr-Ni shape memory alloys is increasing in the last years. The improvement of key properties of theses alloys should enable its use in different applications, ...
Avaliação de matérias-primas alternativas com ação ligante ou sinterizante para concretos refratários
(Universidade Federal de São Carlos, 2020-08-05)
Refractory materials are used as linings in most equipment of heavy industries. As the latter are continuously seeking to reduce expenses in order to increase their energy efficiency and productivity, the evaluation of ...
Cerâmicas refratárias macroporosas derivadas de espumas ultraestáveis estabilizadas com partículas cerâmicas
(Universidade Federal de São Carlos, 2020-11-03)
Innovation on materials for heat conservation in high-temperature industrial
processes is seen as an important strategy for Energy Efficiency. Fundamental
studies can support the development of these materials and the ...
Study of bioactivity, corrosion resistance and fatigue behavior of Ti-12Mo-6Zr-2Fe alloy after different surface treatments
(Universidade Federal de São Carlos, 2020-11-19)
Demand for new implants with improved bioactivity, corrosion resistance, and optimal mechanical properties has been increasing considerably. In this sense, different surface treatments are applied in titanium alloys to ...
Conductive polymers derived heteroatom doped carbon catalysts for oxygen reduction reaction
(Universidade Federal de São Carlos, 2020-12-02)
Fuel cell is an electrochemical energy conversion system, that holds the
promise for clean and sustainable energy source. During the operation, this
device generates electricity direct from electrochemical reactions ...