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Processamento reativo de blendas de amido termoplástico/poli(butileno succinato) (TPS/PBS)
(Universidade Federal de São Carlos, 2022-08-11)
Thermoplastic starch is a natural and biodegradable polymer. However, it has some disadvantages attributed to its hydrophilic character, low mechanical properties and the phenomenon of retrogradation. These limitations can ...
Caracterização óptica on-line das misturas dispersiva e distributiva na extrusão dupla rosca
(Universidade Federal de São Carlos, 2022-12-14)
In this work, the effect of different kneading blocks on the dispersive and distributive mixing levels of a diluted PS/PA6 mixture along the screw profile of a twin-screw extruder was investigated via online monitoring of ...
Bibliometria e análise de conteúdo sobre o ensino por competências na educação em engenharia de materiais
(Universidade Federal de São Carlos, 2022-04-08)
Engineering education is a field of great importance, due to its ability to graduate strategic professionals to support the socioeconomic growth of the countries. Materials Engineering, for instance, emerged in Brazil with ...
Estudo ab initio das propriedades estruturais e eletrônicas de óxidos de tungstênio
(Universidade Federal de São Carlos, 2022-03-04)
In the last two decades, tungsten oxide (WO3) has been a target of the scientific and technological interest community due to its optical and magnetic properties, which finds important applications such as sensors, ...
Desenvolvimento e caracterização de biocompósitos de blendas TPU/PCL com hidroxiapatita para produção de scaffolds bioativos via impressão 3D
(Universidade Federal de São Carlos, 2022-08-02)
The increasing need for biological tissues to treat defects caused by disease or injury has demanded new solutions to provide functional substitutes that supply tissue shortages and suit the needs of each patient. In this ...
Obtenção de filtros de celulose para aerossóis a partir de diferentes processos
(Universidade Federal de São Carlos, 2022-08-25)
Given the crisis due to the SARS-CoV-2 virus pandemic and the high demand for personal protective equipment (PPE), this master's project aimed to develop a process for manufacturing biodegradable filters from a renewable ...
Estudo da influência de contraíons nas propriedades eletroquímicas, eletromecânicas e térmicas de compósito polímero ionomérico metal (IPMC) de Náfion®/Pt
(Universidade Federal de São Carlos, 2022-06-21)
In the field of soft actuators, ionomeric polymer metal composite like devices
(IPMCs) are a trend, as they display great displacement when a low electric
potential is applied. Its work mechanism is related to the migration ...
Obtenção de quitosana reticulada por processamento termomecânico para aplicações biomédicas
(Universidade Federal de São Carlos, 2022-05-11)
The low processability of chitosan and the obtaining of materials with low structural stability constitute substantial limitations to the commercial use of chitosan, especially in biomedical applications. Furthermore, the ...
Desenvolvimento de eletrólitos nanocompósitos de nafion e nanocristais de celulose para uso em células eletrolíticas com membrana trocadora de prótons (PEMECs)
(Universidade Federal de São Carlos, 2022-04-20)
Proton exchange membrane water electrolysis (PEMWE) performs the
electrolysis of water to produce hydrogen, a source of clean and renewable
energy. The most used commercial electrolyte in PEMWE is the Nafion
membrane, ...
Estudo termomecânico da fratura de blocos refratários eletrofundidos aplicados em fornos de fusão de vidro via simulações computacionais
(Universidade Federal de São Carlos, 2022-07-14)
Currently there is a great motivation and need for advances in the understanding
of the best operating conditions of industrial equipment. As far as glass
production is concerned, one action field is the search for ...