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Itens para a visualização no momento 31-40 of 55
Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas
(Universidade Federal de Santa Maria, 2006-07-03)
The present work describes the synthesis of novel 2-alkoxy-5-trifluoroacetyl-1,2,3,4-tetrahydropyridines, 2-amino-5-trifluoroacetyl-1,2,3,4-tetrahydropyridines and oxazolo[3,2-a]pyridines from the cyclocondensation reactions ...
Técnicas de geoprocessamento na determinação do índice de perigo de incêndios
(Universidade Federal de Santa Maria, 2006-04-13)
The forest fire is considered an environmental impact, because provokes physic, biotic and anthropic environment characteristics changes or modifications. Brasil
doesn't have an adequate fire politic support. It's necessary ...
Arborização urbana: uma contribuição à qualidade de vida com uso de geotecnologias
(Universidade Federal de Santa Maria, 2006-12-18)
Street arborization can influence directly population s life quality because it can offer some benefits such as: thermal comfort, shade, reduction of pollution and noise. These benefits can contribute to the physical-environmental ...
Proposta de desenvolvimento de um software para o ensino e aprendizagem de geografia nas séries iniciais
(Universidade Federal de Santa Maria, 2006-02-13)
This work presents a virtual instrument development that is going to support the teaching and learning process in Geography, for the 3rd grade of Elementary School at Public Schools of Santa Maria City RS Brazil. In ...
Uso de geotecnologia para o mapeamento do município de São Francisco de Assis - RS
(Universidade Federal de Santa Maria, 2006-11-28)
Considering the diversity of elaborated software for the use of the Geoinformation Technology and the many kinds of cartographic and topographic documents related to Geoprocessing, this study mainly aimed at identifying ...
Síntese e investigação da atividade biológica de pirazóis funcionalizados
(Universidade Federal de Santa Maria, 2006-08-16)
In this work, a method for the synthesis of a series of heterocyclic compounds that preserve the amino group of the starting material, is presented. For this study, a-oxoketene O,N-acetals were obtained from the reaction ...
Transições de primeira ordem no modelo vidro de spin ising fermiônico em um campo transverso
(Universidade Federal de Santa Maria, 2006-10-31)
The present work analyzes the fermionic Ising spin glass model in a transverse magnetic field. The problem is written in the Grand Canonical ensemble with the spin operators represented by bilinear combinations of fermionic ...
Decomposição de elastômeros por combustão iniciada por microondas em sistema fechado
(Universidade Federal de Santa Maria, 2006-07-28)
A rapid digestion procedure for further determination of inorganic elements in carbon black-containing elastomers has been developed using sample combustion in closed quartz vessels with oxygen pressure. Microwave radiation ...
Investigação sobre a formação de espécies de arsênio orgânico em soluções de nutrição parenteral
(Universidade Federal de Santa Maria, 2006-06-21)
Parenteral nutrition is the nutrients administration by intravenous mean in patients who cannot consume them for gastrointestinal way. Parenteral Nutrition Solutions are stored in glass and plastic containers, being the ...
Caracterização sócioespacial do distrito de Passo Novo e do subdistrito de Guassu Boi em Alegrete - RS, utilizando Sistemas de Informações Geográficas - SIG
(Universidade Federal de Santa Maria, 2006-09-25)
This research has as its main objective specialize and caracerize the district of Passo Novo and the sub district of Guassu Boi in Alegrete, localized in the southwest Campanha of Rio Grande do Sul, using the GIS technique. ...