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Desenvolvimento de vitrocerâmicos transparentes resistentes ao impacto
(Universidade Federal de São Carlos, 2021-11-11)
Transparent glass-ceramics (GCs) can replace glasses traditionally used as ballistic windows and electronic displays due to their better mechanical properties. This improvement is obtained by the crystallization of phases ...
Computational modeling of rubber multiaxial pressing applied to ceramic materials
(Universidade Federal de São Carlos, 2021-04-07)
Uniaxial and isostatic powder pressing are well known processes. However, disadvantages such as the production of heterogeneous parts or low productivity, respectively, are intrinsic drawbacks. Rubber Multiaxial Pressing ...
Efeito do teor de titânio no endurecimento por precipitação em uma liga à base de Co-Ni e consequências nas propriedades mecânicas
(Universidade Federal de São Carlos, 2021-04-19)
The alloy subject of this study, designated by the Unified Numbering System,
R30035 and internationally known as MP35N®, is a 35 Ni – 33.5 Co – 20.5 Cr – 9.5
Mo alloy with very-high mechanical strength, ductility, and ...
Estudo da cinética de cristalização não-isotérmica de nanocompósitos de PLA/Haloisita
(Universidade Federal de São Carlos, 2021-08-27)
Poly(lactic acid) (PLA) is a biodegradable and biocompatible thermoplastic obtained from renewable sources and with similar properties when compared with petroleum-based polymers. The inclusion of nanoparticles is an ...
Tubos em compósito de epóxi reforçado com fibra de vidro produzidos pelo processo de enrolamento filamentar para aplicação na indústria petroquímica
(Universidade Federal de São Carlos, 2021-11-25)
This work is focused on the production and mechanical performance evaluation of filament-wound flat plates and pipes using different composite compositions of three distinct commercial high glass transition epoxy resins ...
Desenvolvimento de compósito epóxi/fibra de vidro produzido por enrolamento filamentar para revestimento interno de coluna de produção de petróleo em aço carbono na exploração offshore
(Universidade Federal de São Carlos, 2021-08-04)
Epoxy/glass fiber composites (GRE) were produced by filament winding with a view to application as a liner in a carbon steel tube to replace all-metal super duplex stainless steel column in offshore petroleum exploration. ...
Descrição termodinâmica via CALPHAD do líquido super-resfriado no Sistema Mo-Nb-B com o modelo de 2-Estados
(Universidade Federal de São Carlos, 2021-08-12)
In the present work, we will use the Thermo-CalcTM software to model
with the CALPHAD method the super-cooled liquid (SCL) that leads to the
formation of metallic vitreous materials. This research aims to improve ...
Reaproveitamento de resíduos da agroindústria da laranja para a produção de compostos biodegradáveis em matriz de PBS
(Universidade Federal de São Carlos, 2021-09-24)
The employment of biodegradable polymers is a partial solution to the problem of environmental plastic pollution, since conventional polymers are resistant to many environmental influences and it may take centuries for ...
Influência da nióbia no óxido de alumínio eletrofundido para aplicações abrasivas
(Universidade Federal de São Carlos, 2021-07-29)
Abrasives are materials that have as main characteristics their cutting and
grinding power. In its most common crystalline form, aluminum oxide, due to its
high melting point, high hardness and mechanical resistance, ...
Produção por fusão seletiva a laser de revestimentos resistentes ao desgaste utilizando a liga Fe68Cr8Mo4Nb4B16
(Universidade Federal de São Carlos, 2021-06-29)
Amorphous/crystalline Fe-based alloys are promising materials as protective coatings due to their high crystallization temperatures, high hardness and excellent resistance against corrosion and wear. The application of ...