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Síntese de alguns Pirazóis derivados do 3-trifluoracetil-4,5-diidrofurano e 3-trifluoracetil-5,6-diidro-4H-pirano
(Universidade Federal de Santa Maria, 2009-02-26)
This work presents a simple and versatile strategy for the synthesis of new 4 and N-sustituted 5-trifluoromethyl-pyrazoles. These compounds were obtained by the
reaction of 3-trifluoroacetyl-4,5-dihydrofuran and ...
Variações espaciais de propriedades físicas em Puppis A
(Universidade Federal de Santa Maria, 2009-05-27)
The current work presents some physical proprieties from a region of the galactic supernova remnant Puppis A. For that, long slit spectrophotometric data were obtained in distinct positions. The data were obtained in 14 ...
Síntese e análise estrutural de clusters derivados de bis(fenilseleneto) de cádmio Cd(SePh)2
(Universidade Federal de Santa Maria, 2009-07-31)
This work deals with the synthesis and structural analysis of clusters derivative from cadmium bis(phenylselenolate) - Cd(SePh)2. The methodology for the synthesis was based on the use of Cd(SePh)2 as a starting material, ...
Conversão pirolítica de bagaço residual da indústria de suco de laranja e caracterização química dos produtos
(Universidade Federal de Santa Maria, 2009-08-10)
The management of bagasse, orange pelleted, waste residual biomass of the food s industry, as substrate of pyrolytic conversion, will meet the global trend of turning waste into value-added products, and energy inputs, ...
Uma arquitetura distribuída baseada em web services para gerência e consulta de informações sobre transporte coletivo municipal
(Universidade Federal de Santa Maria, 2009-07-14)
The need to provide information on the Internet has driven the development of technologies that allow data exchange between applications. In order to perform the communication between applications with different characteristics, ...
Zimora - um modelo numérico 3D de dispersão atmosférica
(Universidade Federal de Santa Maria, 2009-08-27)
In this thesis, we presents a development and validation of a 3D numerical model for the
advection-diffusion equation. Models of this kind has been developed for scientific investigations
and to support atmospheric ...
Solução semianalítica para o perfil vertical do vento na camada limite planetária
(Universidade Federal de Santa Maria, 2009-08-04)
In the present study, using the Generalized Integral Transform Technique (GITT),
we derive a semi-analytical solution of the Navier-Stokes equation to obtain the mean wind
profile in the atmospheric boundary layer. The ...
Técnicas de gerenciamento de cenários para aumento do tempo de dramatização em storytelling
(Universidade Federal de Santa Maria, 2009-01-05)
Several computer applications make use of automatically generated stories in digital entertainment. Some of those are based on a dramatization of a previously defined
plot. Often, these applications suffer from short ...
Ocupações irregulares às margens da Rodovia BR 287 em Santa Maria/RS
(Universidade Federal de Santa Maria, 2009-11-30)
The accelerated urban expansion that occurs with the city of Santa Maria/RS is also connected with the intense process of irregular occupation of its perimeter urban. Known as the "city of intrusion," Santa Maria has ...
Obtenção quimiosseletiva de trialometil-β-dicetonas via reações de acilação de acetais
(Universidade Federal de Santa Maria, 2009-02-27)
This work presents an Acylation Method of Acetals applied to the quimioseletive obtention of trifluormethyl-β-diketones, incluing acetals derived from not symmetrical ketones and functionalized substituents. Five known ...