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Análise exploratória de constituintes inorgânicos em tecido, líquido ruminal e fezes de bovinos da raça Nelore (Bos Taurus Indicus)
(Universidade Federal de São Carlos, 2020-10-08)
The inorganic constituents supplied in the diet are essential for the development of cattle. This dissertation aimed to propose a procedure for the multi-element determination of Ca, Mg, P, K, S, Na, Cu, Fe, Mn, Zn, Co, ...
Desenvolvimento de formulações à base de D-limoneno para o controle da mosca-branca (Bemisia tabaci)
(Universidade Federal de São Carlos, 2021-02-25)
The species Bemisia tabaci of whitefly presents commercial relevance in agriculture due to its potential damage to productivity of the different host crops for this pest, like soybean, bean, and tomato. The use of natural ...
Photoredox-mediated aminoalkylation and carbamoylation of azomethine imines
(Universidade Federal de São Carlos, 2021-08-25)
Over the past decade, the organic synthetic community has witnessed the emergence of a new and complementary approach to the conventional radical chemistry. Photochemistry has proven to be a powerful and more sustainable ...
Síntese da SBA-15 e [Al]-SBA-15 com diferentes ácidos: efeito nas propriedades texturais e estruturais
(Universidade Federal de São Carlos, 2021-09-27)
The development of new heterogeneous catalysts is of fundamental importance to expand their applicability and enable a sustainable future. For this, varying synthesis parameters of those catalysts it is a fundamental study ...
Comparação do perfil de metabólitos secundários de cultivares de soja
(Universidade Federal de São Carlos, 2021-07-29)
Soybean (Glycine max) is one of the most important crops in the world socioeconomic scenario, especially in Brazil. However, this crop is constantly attacked by different pests. Plant resistance against herbivores occurs ...
Síntese da SBA-15 funcionalizada com aminossilanos e sua aplicação na condensação aldólica entre o furfural e a acetona
(Universidade Federal de São Carlos, 2021-10-14)
The petroleum is used to manufacture plastics, solvents and, mainly, to produce fuels. However, some factors such as fluctuation in the price of the barrel, its non-renewable origin and the release of greenhouse gases make ...
Desenvolvimento de novas tecnologias baseadas em materiais biocidas
(Universidade Federal de São Carlos, 2021-08-13)
The worldwide outbreak of the coronavirus pandemic (COVID-19) and other emerging microbial infections have attracted particular interest in the design and development of new biocidal agents with a broad spectrum of activity. ...
Conhecimentos docentes e tecnologias digitais: perspectivas para a formação do professor de Química
(Universidade Federal de São Carlos, 2021-08-02)
The present research was conducted through a formative pedagogical intervention work promoting the insertion of digital tools articulated to the teaching of content and pedagogical practices to undergraduate students of a ...
Substituição parcial do fenol por lignina Kraft na síntese de resinas fenólicas
(Universidade Federal de São Carlos, 2021-02-26)
In recent years, there has been a worldwide interest in the development of "green" technologies which enable the use of products with less environmental impact. There is an increasing focus in the use of raw materials ...
Explorando reações de funcionalização C(sp2)-H fotocatalisadas por porfirinas em condições de fluxo contínuo e o uso da eletrocatálise para promover acoplamentos C-S
(Universidade Federal de São Carlos, 2021-06-28)
Photoarylation reactions (Chapter I) were studied in both batch and continuous flow conditions starting from arenodiazonium salts and activated olefins to yield α-aryl ketones/aldehyde derivatives. Such reactions were ...