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Now showing items 111-120 of 154
Armazenagem eletroquímica de hidrogênio: um estudo do comportamento dos metais Pd, Nb e V
(Universidade Federal de São Carlos, 2020-07-22)
Developing safe, reliable, efficient and cost-effective methods for hydrogen storage is a scientific and technological challenge. Among possible methods to store hydrogen, storing it in tanks in the liquid or compressed ...
Multilayered refill friction stir spot welding of AA2024 and aluminum foils for electric vehicle battery application
(Universidade Federal de São Carlos, 2020-11-06)
Different processes are currently being used to weld aluminum and copper in a multilayered configuration in battery pouches for the automotive industry. The methods most used are mechanical joint, ultrasonic welding, laser ...
Adição de resíduo de casca de eucalipto em matriz de pvc com diferentes concentrações e tamanhos: caracterização do resíduo e do compósito
(Universidade Federal de São Carlos, 2020-05-27)
Brazil is the largest producer of short fiber cellulose worldwide, mainly obtained from eucalyptus, which is a fast-growing tree. Due to this high production of cellulose, large amounts of eucalyptus bark residues (EBR) ...
Avaliação dos modelos numéricos para a simulação da secagem de concretos refratários
(Universidade Federal de São Carlos, 2021-02-25)
The drying of hydraulic bonded monolithic refractories is the slowest stage of their application process. Problems related to the control of such a procedure result in cracks, spalling and even, in extreme cases, explosions ...
Eletrofiação de nanofibras de KBiFe2O5 com potencial aplicação em células solares
(Universidade Federal de São Carlos, 2020-07-15)
Today, ferroelectric semiconductors with perovskite type structure are widely studied due to the possibility of obtaining voltages higher than their band gap and to their contribution to the charge carriers’ separation due ...
Dispersão da lignina Kraft em PBSA e suas interações: efeito da concentração e condições de processamento
(Universidade Federal de São Carlos, 2020-10-29)
Serious environmental issues have been caused by the massive consumption of plastic products. One of many strategies to reduce the environmental impacts is the development of bio-based and biodegradable polymeric materials. ...
Estudo termodinâmico, microrreológico e de propriedades mecânicas de blendas poliméricas ternárias com matriz de PCL
(Universidade Federal de São Carlos, 2020-08-31)
There is a demand for high quality materials that meet specific needs such as comfort, low cost and direct skin molding for making orthoses. This work aimed develop and identify some mechanical properties and the microrheology ...
Comportamento de fluência e tração a quente do aço inoxidável austenítico AISI 201LN
(Universidade Federal de São Carlos, 2020-09-21)
Among the different stainless steel (SS) series, the 200 series, also known as Cr-Ni-Mn alloys, has recently been gaining prominence worldwide. In spite of that, studies addressing the high-temperature deformation these ...
Avaliação da integridade superficial de insertos retificados da liga WC-Co para ferramentas de corte
(Universidade Federal de São Carlos, 2021-05-11)
Cutting tools produced from cobalt tungsten carbide alloy (WC-Co),
compared to conventional cutting tools, provide lower cost of machining, with
increasing productivity and acceptable combination of hardness and ...
Efeito da adição de Al e C na evolução microestrutural e no comportamento mecânico de aços austeníticos de baixa densidade com alto teor de Mn
(Universidade Federal de São Carlos, 2021-05-20)
Low-density steels are advanced materials that are being developed mainly for the automotive industry to reduce the structural weight of cars. The most common studied compositions comprise FeMnAlC variations, in which both ...