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Characterization and analysis of manufacturing defects' influence on mode I delamination failure of fiber glass composites under impact fatigue loading
(Universidad de los AndesIngeniería MecánicaFacultad de IngenieríaDepartamento de Ingeniería Mecánica, 2017)
Los cambios constantes en la industria de los materiales y las leyes ambientales han empujado a los científicos e ingenieros en la búsqueda de materiales nuevos y mejores con el fin de proporcionar un reemplazo práctico ...
Emissão de CO2 de materiais de construção civil no Brasil: estimativas na etapa projetual de edificações
(Universidade Federal de Santa MariaBrasilArquitetura e UrbanismoUFSMPrograma de Pós-Graduação em Arquitetura, Urbanismo e PaisagismoCentro de Tecnologia, 2020-12-14)
The building construction sector is among the major contributors to global warming, due to excessive emissions of carbon dioxide (CO2) by anthropogenic activities. As for buildings, actions to mitigate the environmental ...
Charpy impact toughness of conventional and advanced composite laminates for aircraft construction
(ABM, ABC, ABPol, 2009)
A weight-based analysis was made of the translaminar Charpy impact toughness performance of conventional and advanced composite materials for aircraft fabrication. The materials were carbon-epoxy (C-Ep) and hybrid fiber-metal ...
Evaluation of degree of conversion and hardness of dental composites photoactivated with different light guide tips
(2013-03-26)
Objective: The aim of this study was to evaluate the degree of conversion and hardness of different composite resins, photo-activated for 40 s with two different light guide tips, fiber optic and polymer. Methods: Five ...
Evaluation of degree of conversion and hardness of dental composites photoactivated with different light guide tips
(2013-03-26)
Objective: The aim of this study was to evaluate the degree of conversion and hardness of different composite resins, photo-activated for 40 s with two different light guide tips, fiber optic and polymer. Methods: Five ...
Processamento de nanofibras de poliamida 66 / nanotubos de carbono de múltiplas camadas por eletrofiação
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Ciência e Engenharia de Materiais - PPGCEM, 2010-03-26)
Nanocomposite fibers with polymer matrix have many applications, such as protective clothing, filtration and artificial blood vessels. Many of these applications require that the fiber has nanometric size due to some ...
External strengthening of unreinforced masonry walls with polymers reinforced with carbon fiber
(Universidad Nacional de ColombiaBogotá, Colombia., 2018)
In many countries, buildings are usually made of unreinforced clay masonry walls, especially in Colombia. These constructions have low resistance and ductility, and are very vulnerable to seismic events, due to their low ...