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Analysis of crack propagation in the wedge splitting test via digital image correlation and finite element analyses
(Universidade Federal de São Carlos, 2019-02-19)
Castable refractories are applied in dangerous environments in which it is unpractical to avoid crack initiation. Therefore, their microstructure is usually complex in order to hinder crack propagation by toughening ...
Estudo da incorporação de nanopartículas de óxido de zinco e pentóxido de nióbio em polietileno linear de baixa densidade
(Universidade Federal de São Carlos, 2019-03-29)
Linear low-density polyethylene (LLDPE) is one of the most widely used materials in greenhouse covering, due to its low cost and transparency to photosynthetically active radiation up to 80%. However, this polymer also ...
Síntese in situ pelo método Pechini assistido por micro-ondas dos compósitos livres de chumbo (1-x)BaZr0,08Ti0,92O3/(x)CoFe2O4
(Universidade Federal de São Carlos, 2019-04-30)
Currently, there is considerable interest in developing lead-free composites in the scientific area. This is occurs due to the growing demand for new multifunctional materials with potential technological applications. ...
Desenvolvimento de nanocompósitos de amido/palygorskita modificada com íons de prata via casting contínuo
(Universidade Federal de São Carlos, 2019-02-27)
The food industry has invested cheap and efficient technologies capable of providing fresh and additive-free food products. One of the possible solutions is the use of antimicrobial active packaging that ensures the ...
Sinterização diferencial e auto-tensionamento: efeitos na condutividade elétrica da Zircônia estabilizada com Ítria
(Universidade Federal de São Carlos, 2019-06-19)
Recent researches indicate the possibility of increasing Yttria Stabilized
Zirconia (YSZ) electrical conductivity by generating stress states in the material,
by applying external loads or by its insertion in multilayer ...
Avaliação do efeito de agentes hidrofugantes nas características de telhas onduladas de fibrocimento sem amianto
(Universidade Federal de São Carlos, 2019-07-22)
The fiber cement is a material of great applicability in the branch of the civil construction, due to its characteristics, versatility and low cost, that makes it an accessible element. Fiber cement corrugated tiles are ...
Identificação dos parâmetros do modelo de Drucker-Prager/CAP para estudo da densificação mecânica de alumina atomizada
(Universidade Federal de São Carlos, 2019-06-27)
Pressing followed by sintering is among the most versatile materials processing
routes and suits different classes of materials: ceramic, polymeric and metallic.
In the last decade, this processing route has been gaining ...
Caracterização em tempo real da birrefringência de forma do sistema PS/PP por técnica reo-óptica
(Universidade Federal de São Carlos, 2019-02-25)
The rheo-optical behavior of polystyrene (PS), polypropylene (PP) and immiscible dilute mixtures of these polymers was studied in order to determine the flow birefringence and form birefringence of these materials. The ...
Identificação de um modelo viscoelástico para o comportamento de relaxação de tensões do PTFE sob compressão e em temperatura ambiente
(Universidade Federal de São Carlos, 2019-08-29)
The identification of viscoelastic models is important for the design of polymeric parts by making the mechanical behavior of the material predictable under critical conditions. However, the characterization of this behavior ...
Desenvolvimento de cerâmicas refratárias engenheiradas densas e porosas
(Universidade Federal de São Carlos, 2019-09-04)
High temperature processes are of great importance as they are widely applied in the manufacture of commodities, consumer goods and advanced materials. For these processes to be possible, the thermal environment in which ...