Buscar
Itens para a visualização no momento 71-80 of 183
Análises térmica e energética no pré-aquecimento do revestimento refratário de panelas de aciaria via métodos numéricos e experimentais
(Universidade Federal de São Carlos, 2022-04-28)
Preheating the refractory lining of industrial equipment usually consumes substantial amounts of energy. This step is usually time consuming and impacts the costs and productivity of several economic sectors. Therefore, ...
Compósitos de nanofibrilas de celulose de bagaço de cana-de-açúcar e nanopartículas lamelares: caracterização de dispersões, filmes e filamentos
(Universidade Federal de São Carlos, 2023-02-27)
Cellulosic materials have great importance for industry and scientific research due to their availability, thermomechanical properties, biocompatible aspects and advantages for circular economy strategies and prioritization ...
Estudo do processo de obtenção de filmes espessos autossustentados porosos por meio de sinterização seletiva a laser
(Universidade Federal de São Carlos, 2023-07-31)
BaTiO3 is an ABO3-type perovskite with tetragonal structure at room temperature and is also known for its excellent dielectric, ferroelectric and piezoelectric properties and is used in dielectric capacitors, sensors, ...
Avaliação de corrosão sob tensão e corrosão-fadiga do aço API 5L X70 em solução etanólica sintética
(Universidade Federal de São Carlos, 2022-04-07)
API X70 steel has been widely used in Brazil for the manufacture of ethanol transport pipelines, however, a recognized problem in carbon steel pipes exposed to ethanol is stress corrosion cracking (SCC) and, in addition, ...
Panorama das atividades de extensão do departamento de engenharia de materiais da UFSCar e oportunidades para sua curricularização na graduação
(Universidade Federal de São Carlos, 2023-01-23)
Guidelines for service-learning’s curricular use in graduation ensures 10% of the
total student workload of undergraduate courses to service-learning activity. This
policy has potential to offer benefits in mutual ...
Desenvolvimento de cimentos ósseos à base de Biosilicato
(Universidade Federal de São Carlos, 2020-03-27)
Synthetic grafts have an important contribution to modern health care, especially in bone reconstruction surgeries. In addition orthopedics, bone grafts can also be used in maxillofacial surgery. In 1980s, bone cements ...
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 ...
Mg-containing multicomponent alloys produced by high-energy ball milling for hydrogen storage
(Universidade Federal de São Carlos, 2020-02-20)
Hydrogen is a promising energy carrier that allows the use of energy in a sustainable form. However, safe and efficient hydrogen storage is a scientific and technological challenge that still has to be overcome. Recently ...
Influência da adição de cério na microestrutura e comportamento de oxidação de aços inoxidáveis Fe-Mn-Si-Cr-Ni com efeito de memória de forma
(Universidade Federal de São Carlos, 2020-01-15)
In this study, the influence of small cerium additions on the microstructure and
oxidation behavior of Fe-Mn-Si-Cr-Ni shape memory stainless steels (SMSSs)
was investigated. The results show that the Ce addition in the ...
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 ...