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Itens para a visualização no momento 1311-1320 of 1406
Síntese de 2-(1,4,5,6-tetraidropiridin-3-il)-2-oxoacetato de etila 1,6-dissubstituídas via mecanismo ANRORC
(Universidade Federal de Santa Maria, 2013-03-18)
This paper presents a synthetic strategy for the preparation of two series of novel 1,6-disubstituted Ethyl 2-(1,4,5,6-tetrahydropyridin-3-yl)-2-oxoacetate from the reaction of the cyclic enone ethyl 2-(6-ethoxy-5 ...
Soluções não clássicas para problemas da OBMEP
(Universidade Federal de Santa Maria, 2013-04-15)
Since 2005 the Brazilian Mathematical Olympiad of Public Schools (OBMEP) is
present in many schools involving students and teachers by presenting different problems
when compared to traditional models of exercises presented ...
Interações intermoleculares e topologia molecular no empacotamento cristalino de 3-amino-4-halo-5-metilisoxazóis
(Universidade Federal de Santa Maria, 2013-02-26)
In this work is described the intermolecular interactions and the molecular
topology present in the crystal packing of 3-amine-4-halo-5-methylisoxazoles. First
was described the obtention of the 3-amine-4-halo-5-methylisoxazoles ...
Análise das técnicas de microarranjos e RNAseq através da ontologia ontocancro
(Universidade Federal de Santa Maria, 2013-09-11)
The research on molecular interactions which cause genetic diseases has
been the focus of many studies in recent years. With the inclusion of informatics in
biological research, there was a great advance in the discovery ...
Determinação de disruptores endócrinos em filé de peixe utilizando QuEChERS modificado e GC-(TQ)MS/MS
(Universidade Federal de Santa Maria, 2012-02-27)
Endocrine Disrupter Compounds (EDCs) like pesticides, alkylphenols and hormones
among other classes of compounds are responsible for alterations in the endocrine
system functions. Endocrine disruption occurs when EDCs ...
Cálculo no ensino médio: uma abordagem possível e necessária com auxílio do Software GeoGebra
(Universidade Federal de Santa Maria, 2013-03-15)
This piece of work has as its main objective, verifying the possibility of insertion in high-school, of the intuitive ideas of Differential and Integral Calculus applied to the study of quadratic functions. Intuitive ideas ...
Determinação de boro em amostras de carbeto de silício utilizando piroidrólise e ICP-OES
(Universidade Federal de Santa Maria, 2012-12-13)
In this work a procedure for boron determination in samples of silicon carbide by pyrohydrolysis and detection by inductively coupled plasma optical emission spectrometry was developed. The silicon carbide samples were ...
Método híbrido de detecção de defeitos em redes de sensores móveis utilizando algoritmo de localização
(Universidade Federal de Santa Maria, 2012-11-01)
The technological advances resulting from electronic systems miniaturization were crucial to the reach of current technology. The microelectronics and studies to reduce power consumption in electronic devices provided that ...
Síntese de Pirimidinas derivadas de 7,7,7-trialo-4-metoxi-6-oxo-4- heptenoatos de metila e bi-heterociclos trifluormetilados
(Universidade Federal de Santa Maria, 2012-02-27)
An efficient method to obtain pyrimidinones and pyrimidines trialomethylated from the cyclocondensation reaction of compounds of methyl 7,7,7-trihalo-4-methoxy-6-oxoheptenoate
with urea and differents amidines providing ...
Raciocínio baseado em casos e agrupamento de dados no reuso e priorização de casos de teste de software
(Universidade Federal de Santa Maria, 2023-05-01)
Reuse and prioritization of tasks play a crucial role in software testing. When these tasks
do not receive the proper attention, regression testing activities end up consuming most
of the resources and time allocated for ...