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Fundamentos, experimentos e simulação de tintas térmicas para aplicação em fornos cerâmicos
(Universidade Federal de São Carlos, 2019-03-13)
Regarding the current need of higher sustainability and cost reductions of
industrial processes, some require high amounts of energy due to the high
temperatures involved being siderurgy a good example. In these scenarios ...
Refill Friction Stir Spot Welding: evaluation of the welding of AA2198-T8 sheets and preliminary tool wear investigation
(Universidade Federal de São Carlos, 2019-04-26)
Refill Friction Stir Spot Welding (RFSSW) is an innovative method for joining similar and dissimilar lightweight metallic materials or thermoplastics. This technique has the advantage of issuing energy savings, producing ...
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. ...
Caracterização microestrutural e propriedades de desgaste de revestimento de aço inoxidável supermartensítico modificado com boro processado por HVOF
(Universidade Federal de São Carlos, 2019-05-28)
Stainless steels are recognized as good materials to be used in corrosive environments, but their wear resistance does not exhibit good results. Therefore, researches have been developed to increase the wear resistance of ...
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 ...
Microestrutura, resistência mecânica e corrosão sob tensão em ligas de alumínio Al-0,3%Fe e Al-4%Cu processadas por extrusão em canal angular
(Universidade Federal de São Carlos, 2019-04-29)
Grain refinement is an important hardening mechanism in metallic alloys, notably when the grain size reaches the submicrometer scale. For this purpose, several techniques of Severe Plastic Deformation (SPD) have been ...
Modelagem computacional e análise das propriedades termodinâmicas do líquido super-resfriado do sistema Fe-Nb-B
(Universidade Federal de São Carlos, 2019-04-22)
Amorphous alloys of the Fe-Cr-Nb-B system are promising materials to supply the demand for new pipe coatings of higher wear resistance in the petrochemical industry due to its good abrasion and corrosion resistance properties. ...
Implementação do sistema de cristalização superficial induzida por laser em vidro de composição eutética
(Universidade Federal de São Carlos, 2019-03-01)
The radiation from lasers has been successfully applied to materials
processing such as drilling, cutting and welding, sintering of ceramic oxides,
surface heat treatment, directional solidification of single crystal ...