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Now showing items 11-20 of 45
Síntese, sinterização em forno de micro-ondas e caracterização da Fe-Ni, PZT e do sistema multifuncional magnetoelétrico PZT/Fe-Ni
(Universidade Federal de São Carlos, 2012-08-30)
The production of multifunctional magnetoelectric materials today is potentiated in the manufacture of particulate (0-3 connectivity) or multilayer (2-2 connectivity) composites comprising a phase with magnetic properties ...
Durabilidade mecânica de compósitos de polipropileno com reforço híbrido de fibra de coco e talco
(Universidade Federal de São Carlos, 2012-08-13)
The use of natural fibers, as possible alternative reinforcement for synthetic fibers such as glass fibers, in polymer composites meets the requirement for development of new materials with environmentally sustainable ...
Estudo do comportamento termomecânico e análise da formação de orientações preferenciais de aços com 6,5% Si conformados por spray
(Universidade Federal de São Carlos, 2012-07-29)
Termomechanical behavior of spray formed 6.5% Si-Carbon steels were analyzed by physical simulation, through torsion tests, and the evolution of preferential orientation were analyzed in order to electrical devices. Low ...
Influência da geometria da nanocarga na estruturação, orientação e propriedades de filmes tubulares de nanocompósitos de PA6
(Universidade Federal de São Carlos, 2012-06-13)
The structure and morphology of polymers and consequently their properties are dependent on the processing conditions. During the blown film process, high shear and elongational flows can induce a preferred orientation of ...
Desenvolvimento de blendas nanoestruturadas SAN/PBT modificadas com copolímeros acrílicos reativos
(Universidade Federal de São Carlos, 2012-08-02)
In this work we have obtained transparent nanoblends of poly(styrene-coacrylonitrile) (SAN) as matrix and poly(butylene terephthalate) as a nanometric phase. The materials were produced by means of reactive mixing in a ...
Propriedades mecânicas das ligas Ti34Cu36Ni8Zr22 e (TiZr)80Co12Fe8
(Universidade Federal de São Carlos, 2012-03-23)
Bulk amorphous and nanocrystalline alloys have attracted great interest from the scientific community. Titanium based alloys have demonstrated potential for formation of amorphous. This study aimed at to evaluate the ...
Desenvolvimento de um método para levantamento de tecnologias de materiais empregados no trem de força automotivo (powertrain) a partir de patentes
(Universidade Federal de São Carlos, 2012-05-27)
This research approaches the study from patents of technologies for materials used in power train of motor vehicles, to provide additional information in order to support decision making in this universe, especially in the ...
Estudo in vitro e in vivo da osseointegração de implantes de titânio com superfícies biomimetizadas
(Universidade Federal de São Carlos, 2012-03-30)
The researchrs conducted with implants are seek to improve the quality of products in order to reduce the waiting time after the surgery to undergo implants on chewing loads safely. To meet this expectation it must be ...
Simulação computacional, projeto, construção e análise do desempenho de uma matriz para extrusão em canal angular dedicada ao processamento de chapas
(Universidade Federal de São Carlos, 2012-08-29)
The present work describes the design, construction and testing of an equal channel angular pressing (ECAP) die characterized by rectangular cross section channels. The main parameter of the ECAP dies is the geometry of ...
Fornos para fusão e espera para indústria de alumínio : caracterização de materiais refratários e conservação de energia
(Universidade Federal de São Carlos, 2012-07-26)
The industrial need to reduce energy consumption is part of a continuous evolution towards higher levels of sustainability and competitiveness. Considering these aspects, the search for alternatives to improve the performance ...