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Now showing items 41-50 of 53
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) ...
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 ...
Produção de recobrimentos resistentes ao desgaste através de laser cladding de pós das ligas amorfizáveis fe-co-nb-b-(y)
(Universidade Federal de São Carlos, 2020-07-28)
Industrial components can be subjected to a high level of surface wear it
necessary to search for new wear-resistant alloys to improve the performance
and safety of the components. The objective of this work was to produce ...
Estudo do comportamento mecânico das ligas de titânio beta metaestável TMZF e Ti15%Mo durante processamento termomecânico
(Universidade Federal de São Carlos, 2020-10-02)
Stress-strain curves of two metastable beta titanium alloys, the Ti-15%Mo alloy and the TMZF alloy were evaluated. The curves were obtained from isothermal hot compression tests in a temperature range from 650 to 900 ° C, ...
Desenvolvimento de sachês biodegradáveis à base de amido para liberação do micronutriente zinco
(Universidade Federal de São Carlos, 2020-08-31)
Due to the great importance of agriculture in human activities and the economy,
studies have been directed in order to increase the efficiency of agricultural
production. This project aimed to increase zinc oxide (ZnO) ...
Desenvolvimento e avaliação de dispositivo com fluxos rotacionais para a formação de nanofibras poliméricas pelo processo de fiação por sopro
(Universidade Federal de São Carlos, 2020-09-10)
The spinning of polymeric fibers, with micrometric and nanometric dimensions, has many technical advantages and cost benefits. The techniques known as Electrospinning and Solution Blow Spinning (SBS) have been extensively ...
Compósito magnético de matriz vítrea bioativa para hipertermia
(Universidade Federal de São Carlos, 2020-03-19)
Bone cancer is a rare type of neoplasm, but with high rates of new cases annually. With several therapies available for this pathology, a controlled hyperthermia technique is promising. This technique uses the response of ...