Materials Essay
Mostrando 1-12 de 22 artigos, teses e dissertações.
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1. Weathering Resistance of Waterborne Polyurethane Coatings Reinforced with Silica from Rice Husk Ash
Abstract: Waterborne polyurethanes (WPUs) are interesting materials for coatings when compared to solvent-based polyurethanes, once that reducing the concentration of volatile organic compounds that are harmful for human health and the environment. However, the WPU has low weathering resistance. In order to improve this behavior among others properties, ino
An. Acad. Bras. Ciênc.. Publicado em: 25/11/2019
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2. EAT-Brazil Award for Tobacco Control: a brief description of its first edition
RESUMO O tabagismo é um dos principais fatores de risco globais para morte e incapacidade evitáveis. EAT é a sigla em inglês para Educação contra o Tabaco (Education Against Tobacco), uma rede mundial formada por médicos e estudantes de medicina cuja missão é atuar no combate ao tabagismo por meio da prevenção da iniciação ao tabagismo em adoles
Rev. Assoc. Med. Bras.. Publicado em: 22/07/2019
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3. O debate metodológico nos estudos de congruência política: uma revisão da literatura internacional
Resumo Introdução: O ensaio bibliográfico analisa a literatura internacional dedicada a investigar empiricamente o grau de congruência entre as preferências políticas dos eleitores e de seus representantes. O trabalho faz uma revisão dos principais tópicos do debate metodológico presente nesta literatura. Materiais e Métodos: Foram resenhados os
Rev. Sociol. Polit.. Publicado em: 10/06/2019
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4. Fractografía y disipación de energía cinética en un panel balístico de cerámica/polímero sometido al impacto de un proyectil metálico
In this study we have explored the behavior and the damage mechanisms of a laminate panel composed of polymeric and ceramic materials, submitted to the impact of a metallic projectile. The design of a system with the impact side in ceramic material (SiC) was made, with a support of an ultra-high molecular weight polyethylene (UHMWPE), plaques made with 200 m
Matéria (Rio J.). Publicado em: 2013-09
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5. Evaluation of the cytotoxicity of polyurethane and non-latex orthodontic chain elastics
Allergy caused by latex proteins has been well documented. Thus, the study of non-latex materials, is necessary. The aim of this study is to evaluate the cytotoxicity of silver-coloured orthodontic chain elastics, of polyurethane and latex-free. Nine chain elastics from different manufactures (3 latex-free and 6 polyurethane) were divided into 9 groups of 10
Matéria (Rio J.). Publicado em: 2012
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6. Células mononucleares autólogas de medula óssea na regeneração do nervo tibial em coelhos / Autologous mononuclear cells from bone marrow in the regeneration of tibial nerve in rabbits
The regeneration of peripheral nerves after injury has been target in researches for new technologies that lead to good results, so as to get completely restoration of nerve function. For such, many techniques have been developed using synthetic materials associated to exogenous factors that enhance the regeneration process, as mononuclear cells of bone marr
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 28/02/2011
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7. Análise crítica do ensaio de determinação da curva mestre (ASTM E 1921) aplicado a um aço da classe API 5L X80. / Critique analyse of essay of determination of master curve (ASTM E 1921) applied the an API 5L X80 steel.
One of the key aspects of structural integrity is the consideration of scale effects characteristic of materials wich present quase-brittle behavior. The Master curve method, designed for ferritic steels operating at temperatures in the materials corresponding to the ductile-brittle transition. This method combine charpy impact testing and a few fracture tou
Publicado em: 2011
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8. Avaliação de parametros clínicos, hematológicos e viabilidade econômica do uso do florfenicol na metafilaxia das afecções respiratórias inespecíficas de bovinos confinados no estado de Goiás / Evaluation of parameters clinical, hematological and economic feasibility of the use of florfenicol metaphilaxys nonspecific respiratory infections feedlot on Goias state
Producing more in less physical space and in less time, increasing the profitability and reducing sanitary and economical risks are some of the challenges of the Brazilian livestock that the intensive breeding aims to supplant. A considerable increase in the number of confining unities as well as in feedlot cattle is already observed, thus, the attention to
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 30/11/2010
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9. Avaliação de parametros clínicos, hematológicos e viabilidade econômica do uso do florfenicol na metafilaxia das afecções respiratórias inespecíficas de bovinos confinados no estado de Goiás / Evaluation of parameters clinical, hematological and economic feasibility of the use of florfenicol metaphilaxys nonspecific respiratory infections feedlot on Goias state
Producing more in less physical space and in less time, increasing the profitability and reducing sanitary and economical risks are some of the challenges of the Brazilian livestock that the intensive breeding aims to supplant. A considerable increase in the number of confining unities as well as in feedlot cattle is already observed, thus, the attention to
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 30/11/2010
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10. LOGÍSTICA E QUALIDADE HOSPITALAR: O E-PROCUREMMENT NA PRESTAÇÃO DE SERVIÇOS HOSPITALARES Um estudo de caso em um hospital militar do Exército Brasileiro / LOGISTICS AND HOSPITAL QUALITY: E-PROCUREMENT IN HOSPITAL SERVICES ASSISTANCE A Case Study in a Military Hospital of Brazilian Army
The present thesis presents a case study in a Brazilian Army Hospital, involved on health care services, in the medical and hospital field, located in Santa Maria, RS, which uses the concepts of Supply Chain Management and electronic acquisitions in its activities. The research aims to propose a methodology of materials management logistic concerning materia
Publicado em: 2010
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11. Acropole magazine publishes modern homes: analysis of Acropole magazine and the publication of modern single homes between the years of 1952 and 1971 / Revista Acrópole publica residências modernas: análise da revista Acrópole e a sua publicação de residências unifamiliares modernas entre os anos de 1952 a 1971
It examines and interprets the development of spatial and plastic typologies in the production of architectural modern single homes. Their environments and relationship solutions related with the city in the context of their historical, social, economic, technological and cultural features as part of a brazilian architecture. Questioning and verifying the ex
Publicado em: 2008
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12. A dinâmica das relações de parceria e consumo entre o grupo Design Possível, empresas privadas e ongs: estudo de caso com foco nas peças de merchandising desenvolvidas (2006 a 2007)
Starting from our consume habits, which are inserted in a economical order of large scale production, create more and more critical environmental impacts and from the access possibilities to the natural resources of future generations seen as threatened being this, one of the preoccupations approached in the global Agenda 21 and that is inserted in the susta
Publicado em: 2008