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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 ...
Síntese, caracterização e estudo catalítico de complexos miméticos das enzimas Nitrito Redutase e Anidrase Carbônica
(Universidade Federal de São Carlos, 2022-03-30)
Metalloenzymes are efficient biological catalysts that inspire the creation of coordination compounds that mimic their active site. In this work, the synthesized complexes were inspired by two enzymes: Nitrite Reductase ...
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 ...
Estudos mecanísticos de reações de cicloadição e ciclização através de ferramentas experimentais e teóricas
(Universidade Federal de São Carlos, 2022-02-22)
Part 1: The 1,3-dipolar cycloaddition of nitroolefin and azides have emerged as an important approach for the synthesis of 1,2,3-triazole. We describe the rationalization of the regioselectivity/reactivity trends of this ...
Material particulado atmosférico da cidade de São Carlos e sua toxicidade em culturas de células pulmonares
(Universidade Federal de São Carlos, 2022-03-31)
PM air pollution is one of the principal causes of health problems in many regions’ world. This potential may be associated with the more than 500 compounds with toxic, mutagenic and carcinogenic effects already identified ...