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Estudo do comportamento eletromecânico de músculos artificiais baseados em compósitos de polímero ionomérico e metal por meio da análise de vídeo
(Universidade Federal de São Carlos, 2020-04-13)
Ionomeric polymer-metal composites (IPMCs) are smart materials, which have a metal/polymer/metal sandwich-like structure and are capable to deform in response to electrical stimuli and vice versa. In addition, they have ...
Estabilidade e habilidade de formação de vidros óxidos
(Universidade Federal de São Carlos, 2020-03-02)
The glass-forming ability (GFA) is a measure of the easiness of vitrification of a liquid during cooling from the liquidus temperature. The GFA is inversely proportional to the critical cooling rate (Rc), whose determination ...
Synthesis and graphitization of phenolic resins for carbon-containing refractory applications
(Universidade Federal de São Carlos, 2020-02-03)
Carbon-containing refractories’ (CCRs) present special chemical and thermomechanical properties, which depend on the presence of carbonaceous phase with a structure similar to those of graphite. However, phenolic resins ...
Formação de hexaluminato de cálcio in situ em refratários macroporosos: caminhos para o desenvolvimento de isolantes térmicos mais eficientes e ecológicos
(Universidade Federal de São Carlos, 2020-07-28)
Macroporous thermal insulators have recently emerged industrial interest due to their low thermal conductivity and toxicity compared to fiber-based insulators. Nonetheless, some challenges need to be overcome to enable a ...
Desenvolvimento de biocompósitos de Poli (ácido láctico)/biocargas para impressão 3d de scaffolds para engenharia de tecidos ósseos
(Universidade Federal de São Carlos, 2020-08-11)
As life expectancy increases worldwide, there is an increased need for orthopedic procedures to repair bone defects resulting from trauma. In this context, new surgical procedures and bone repair materials, such as scaffolds ...
Obtenção de mantas de poli (ácido lático) por fiação por sopro em solução e sua caracterização para uso em sistemas de microfiltração
(Universidade Federal de São Carlos, 2020-05-27)
In order to remediate the difficulty of access to safe drinking water by 1/3 of the world population and the need to use new processes for obtaining materials, membranes produced by solution blow spinning (SBS) have a great ...
Biomimetism of Brazil nutshell (Bertholletia excelsa)
(Universidade Federal de São Carlos, 2020-08-07)
For thousands of years, nature has accumulated countless possibilities for optimized
solutions to engineering problems using limited raw material, room temperature,
aqueous solutions, solar energy and renewable resources. ...
Pré-tratamento de fibras de bagaço de cana-de-açúcar e seu uso em altos teores em compósitos com polipropileno via mistura termocinética
(Universidade Federal de São Carlos, 2020-02-19)
Agroindustrial residue from sugarcane generate more than 200 million tons of bagasse annually, rich in plant fibers that can be potentially applied in polymer composites. New processing routes are required to process ...
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. ...
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 ...