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Determinação multiresidual de agrotóxicos em camas biológicas empregando cromatografia gasosa acoplada à espectrometria de massas
(Universidade Federal de Santa Maria, 2018-12-03)
Pesticides are used worldwide to control pests and diseases in various crops in order to avoid losses, thus increasing production. Considering the toxicity of pesticides, both for the environment and for health, there is ...
Geradores triboelétricos de baixo custo para a captação de energia a partir de pavimentos urbanos
(Universidade Federal de Santa Maria, 2018-12-07)
The conversion of mechanical energy into electrical energy from triboelectric phenomena has being actively searched due to growing demand for energy worldwide and proof of concept and applications are being made by using ...
(Z)-4-[(aril/alquil)amino]-1,1,1-tricloro-4-fenilbut-3-en-2-onas e 2H-1,3,2-oxazaborininos derivados: síntese, caracterização e propriedades fotofísicas
(Universidade Federal de Santa Maria, 2018-06-26)
The present work aims to evaluate the synthetic possibility of new substituted trichloromethyl β-enaminoketones as synthetic intermediates. Initially the synthesis of the (Z)-1,1,1-trichloro-4-methoxy-4-phenylbut-3-en-2-one ...
Propriedades de agregação de líquidos iônicos dicatiônicos com ânions de interesse farmacológico
(Universidade Federal de Santa Maria, 2018-06-26)
Síntese de compostos com potencial atividade biológica: 1,2,3-triazóis-1,4-dissubstituídos derivados do AZT e de 1,3-benzocalcogenazóis-2-arilsubstituídos
(Universidade Federal de Santa Maria, 2018-06-26)
In this present work, an unprecedented series of 1,2,3-triazoles derived from AZT 9 was synthesized from benzocalcogenazol 7 and AZT, this union is of great interest due to the biological activities that these nucleus ...