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Propriedades físicas de sedas de lepidópteros neotropicais
(2022-05-21)
Silk fibers produced by non-domesticated moths have distinct properties from the widely cultivated Bombyx mori silk and show promising applications in several areas. However, few Lepidoptera species have their silk adequately ...
Estudo da influência de resinas de tack em formulações elastoméricas e metodologias de avaliação aplicadas
(2022-09-20)
The present work aimed to evaluate the influence of different types of tack resins in elastomeric formulations, as well as to develop a simple, robust and reproducible test methodology to evaluate the tack of these elastomeric ...
Síntese e caracterização de redes metalorgânicas e a busca pela atividade biomimética tipo peroxidase
(2022-03-08)
Metal-organic frameworks (MOF) are porous materials made up of metallic ions coordinated with organic ligands, forming two-dimensional and three-dimensional structures. Since their appearance, these structures have attracted ...
Influência de um aditivo compensador de retração à base de óxido de cálcio supercalcinado nas propriedades do concreto autoadensável
(2022-06-07)
Concrete consumption demand of self-compacting concrete is continuously growing due to investments in new infrastructures and upgrades or replacements of old infrastructures in the world. Monitoring the quality and increasing ...
Utilização do bagaço da uva Isabel para a remoção de diclofenaco de sódio em meio aquoso
(2014-06-23)
The aim of the present work was to evaluate the adsorption capacity of the Isabel grape
bagasse (Vitis labrusca x Vitis vinifera) in the removal of the pharmaceutical diclofenac
sodium (DCF) present in aqueous media. The ...
Desenvolvimento de um dispositivo inovador de simulação dinâmica do sistema respiratório para avaliação de um TNT revestido com filme de Cu
(2022-10-20)
Protective face masks act as the first defense line against pathogens that already exist and those that may emerge over the time, their importance has been proven during the recent COVID-19 pandemic. The development and ...
Otimização da adesão de filmes de DLC sobre aço SAE 4140 utilizando intercamadas contendo silício depositadas a partir de tetrametilsilano
(2022-11-16)
Diamond-like carbon (DLC) films have been gaining space in the automotive, aeronautical, biomedical and decorative industries due to their low coefficient of frictionand high wear resistance. However, the low adhesion ...
Influência do tempo de deposição e da pressão de base em intercamadas contendo silício: promovendo adesão de filmes finos de DLC sobre aço SAE 4140
(2023-05-13)
Diamond-like carbon (DLC) is an amorphous material widely used in coatings due to its wide range of properties of interest, such as high hardness, resistance to abrasion, chemical corrosion and wear while having low ...
Desenvolvimento de uma formulação de material de atrito utilizando a metodologia de delineamento de experimentos de misturas
(2021-03-20)
Friction materials are fundamental components in vehicle motion control and therefore have extremely complex technical requirements. Currently it is not enough to develop a product that has friction coefficient stability, ...
Aplicação do método de análise dimensional para a determinação de propriedades elasto-pláticas de materiais pelo ensaio de indentação instrumentada
(2019-06-12)
Instrumented indentation test is a technique that allows obtaining the hardness of small volumes of materials. However, in addition to the hardness, it is of great interest to obtain other elastoplastic properties using ...