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Síntese de 2-fenil-3H-pirimidin-4-onas 6-metilsubstituídas e 4- trifluormetil-2-ureído pirimidinas
(Universidade Federal de Santa Maria, 2009-01-12)
This study was carried out in three parts: At first, three methods for the bromination of 6-alkylsubstituted 2-phenyl-3H-pyrimidin-4-ones was developed for the synthesis of: (i) a new series of 6-alkylsubstituted ...
Concepção, construção e avaliação de fotorreatores catalisados na degradação de carga poluente e amoxicilina em efluente hospitalar
(Universidade Federal de Santa Maria, 2008-09-13)
The focus of this study was the application of advanced oxidation photoprocesses, heterogeneous photocatalysis and photo-Fenton, in the degradation of pollutant load and amoxicillin in wastewater from the University Hospital ...
Estudo de primeiros princípios de defeitos nativos em monóxido de berílio
(Universidade Federal de Santa Maria, 2009-10-19)
The present thesis shows a study of native defects (vacancies and antisites) in
Beryllium Monoxide (BeO) by means of first principle calculations within Density
Functional Theory (DFT). We made use of Local Density ...
Técnicas de clusterização baseadas em características de cor para a consulta em bancos de dados de imagens
(Universidade Federal de Santa Maria, 2009-07-29)
The current technologies for acquisition, storage and transmission of digital data, generate large amounts of data. This quantitative increase is directly proportional to the expansion of multimedia databases, where the ...
Mapeamento e cadastro de sondagens SPT (Standard Penetration Test) com uso de sig no perímetro urbano do município de Santa Maria – RS
(Universidade Federal de Santa Maria, 2004-07-21)
Since the man began to build his/her home, it is using the soil as
support of their constructions. The acquired knowledge about the behavior of
the soils show the concern in search of necessary solutions for foundations. ...
Modelagem dinâmica do uso e cobertura da terra da Quarta Colônia, RS
(Universidade Federal de Santa Maria, 2008-12-01)
The matter about the changes in land use and coverage patterns, connected to present time concerns on development sustainability and the adequate balance between social, economic and environmental questions involved in it, ...
Investigações sobre posicionamentos pelo método DGPS usando transmissão das correções diferenciais pelo NTRIP e pelo RDS
(Universidade Federal de Santa Maria, 2009-03-20)
The Global Positioning System (Navstar-GPS) has modernized and allow greater ease in surveys related to activities that require placement in real time. This system consists of a constellation of satellites around the Earth ...
Influência do sistema terrestre no comportamento das variáveis limnológicas e na reflectância espectral de sistemas aquáticos
(Universidade Federal de Santa Maria, 2008-06-26)
This study aimed evaluating the impacts of landuse in the limnological variables and spectral reflectance of the water of three watersheds, located in the central region of Rio Grande do Sul. The areas studied were: the ...
Determinação de bispiribaque-sódico, quincloraque e tebuconazole em água de lavoura de arroz irrigado empregando SPE e HLPC-DAD
(Universidade Federal de Santa Maria, 2009-03-04)
Rice is one of the most produced and consumed cereal in the world. It plays a strategic role both economically and socially. Southern is responsible for about 60% of Brazilian rice production, which is directly linked to ...
Banco de dados do programa SIE, módulo biblioteca, com materiais especiais aplicáveis à geomática
(Universidade Federal de Santa Maria, 2008-09-23)
This work approaches the organization of aerial images by remote sensor, maps, photos, topographical letters, in the System SIE, module library, of the System of Libraries used in the Federal University of Santa Maria ...