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Modelagem numérica do perfil térmico e do escoamento de material termoplástico por extrusão em um cabeçote customizado para manufatura aditiva
(Universidade Federal de São Carlos, 2024-04-10)
This work presents a procedure for modeling and numerical analysis of the flow of a thermoplastic fluid with pseudoplastic behavior applied to a custom miniature vertical head based on twin-screw extrusion for additive ...
Desenvolvimento microestrutural, resistências mecânica e à corrosão de ligas Mg-Si e Mg-Si-Zn para aplicações biomédicas
(Universidade Federal de São Carlos, 2024-03-06)
The absorbable alloys, especially those based on Mg, have stood out in biomedical applications due to the possibility of eliminating the need for implant removal surgeries. In the scope of this PhD study, Mg-0.6%Si, ...
Estudo da solidificação, refusão a laser, propriedades mecânicas e resistência ao desgaste de ligas AlSi10MgXNi (X=0,1,2,3)
(Universidade Federal de São Carlos, 2024-03-01)
The AlSi10Mg alloys play a significant role in industries such as aerospace, automotive, and microelectronics due to a combination of properties and characteristics, including low density, good mechanical properties, ...
Fracture of refractories at room and elevated temperatures analyzed with wedge splitting tests and image correlation
(Universidade Federal de São Carlos, 2024-02-20)
Industrial high-temperature processes relies on castable refractories, whose formulation and characterization become crucial for minimizing energy loss and costs. Increasing the failure predictability is key to reducing ...
TiNbCr multi-principal element alloy degradation behavior in harsh environments
(Universidade Federal de São Carlos, 2024-03-04)
The new properties exhibited by multi-principal element (MPE) alloys demonstrate promising results that have relevance across various applications, particularly in strategic industries. A challenging aspect in the field ...
Desenvolvimento de aços de baixa densidade FeMnAlC com adição de Ti e B: influência do processamento na microestrutura e nas propriedades
(Universidade Federal de São Carlos, 2024-05-13)
The FeMnAlC steels are highlighted in the current scientific field thanks to the great demand from the automotive industry for advanced materials with high specific strength. Aluminum is one of the main elements responsible ...
Nanofibras de poli(álcool vinílico) e zeína incorporadas com micronutriente para revestimento de sementes
(Universidade Federal de São Carlos, 2024-03-13)
The development of seed coatings with a controlled release of micronutrients is extremely important for sustainable and precision agriculture. However, the selection of suitable materials for this purpose represents a ...
Design of multicomponent alloys with single c14 laves phase for hydrogen storage assisted by thermodynamic computational methods
(Universidade Federal de São Carlos, 2024-04-30)
Multicomponent alloys with C14 Laves phase structure hold great promise as hydrogen storage materials due to their capacity for reversible absorption of significant hydrogen amounts at room temperature with excellent ...
Desenvolvimento de compósito de HDPE verde com hidroxiapatita e união com Ti6Al4V através de sobremoldagem por injeção
(Universidade Federal de São Carlos, 2023-10-10)
This thesis addresses the development of a composite of green high-density polyethylene (G-HDPE) and hydroxyapatite (HA), compatibilized with high-density polyethylene functionalized with maleic anhydride (HDPE-g-MAH). It ...
Síntese, caracterização e aplicação de ligantes geopoliméricos em concretos refratários avançados
(Universidade Federal de São Carlos, 2024-08-09)
Alternative binders represent a promising avenue for the development of ultra-low and cement-free refractories, significantly reducing CO2 emissions and the energy consumption associated with these products. Geopolymers ...