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Now showing items 281-290 of 290
Preparação de um novo catalisador de cobre trocado em zeólita magneticamente recuperável para síntese de 1,2,3-triazóis 1,4-dissubstituídos
(Universidade Federal de São Carlos, 2018-07-06)
The search for more sustainable methodologies has led in recent years to a significant increase in the development of more efficient heterogeneous catalysts, easily recoverable and with high stability over several reaction ...
Remoção de contaminantes emergentes via sistema eletroquímico fotoassistido
(Universidade Federal de São Carlos, 2020-12-16)
The present work presents the characterization and application studies of semiconductor materials used in the degradation of naproxen in environmental pathways. It is recognized that semiconductor materials present as ...
Estudo metabolômico dos constituintes voláteis de algodoeiro submetido à interações bióticas e abióticas e mecanismos de indução de resistência
(Universidade Federal de São Carlos, 2020-02-17)
Plants have developed several defense strategies against herbivory, one of which is the response of induced defenses that represents the biosynthesis of phytotoxic molecules through attack. Plant resistance mechanisms can ...
Diferenciação abiótica do metabolismo secundário em Aspergillus aculeatus e Penicillium brasilianum utilizando sais inorgânicos
(Universidade Federal de São Carlos, 2020-03-31)
The biosynthetic potential of microorganisms for the production of secondary metabolites is limited by the routes encoded in their genome. However, although this potential is enormous, few of them are expressed under ...
Sustainable synthesis of ciclopentene derivatives through multicomponent reactions in continuous flow regime
(Universidade Federal de São Carlos, 2020-03-25)
Sustainable chemistry has gained relevance in recent years, not only in the fine chemical industry, but also in organic synthesis. This new conception of chemistry allows the development of environmentally friendly processes, ...
Nanocompósitos magnéticos à base de zeólita obtida a partir da casca de arroz para adsorção de polifenóis da indústria do vinho
(Universidade Federal de São Carlos, 2023-12-22)
In recent years, the wine sector has presented considerable growth, resulting in increased production and, consequently, an increase in the effluents generated during winemaking. Polyphenols stand out among the components ...
Desenvolvimento de banhos para eletrodeposição da liga de Ni-Mo na presença do complexo bórico-sorbitol.
(Universidade Federal de São Carlos, 2024-04-26)
The Ni-Mo alloy is used in the industrial environment as it is characterized as a promising ecological substitute for hard chrome coating due to its excellent properties, such as high thermal stability, resistance to ...
Avaliação do potencial biotecnológico de celulases do fungo Lasiodiplodia theobromae na hidrólise de tecido de algodão
(Universidade Federal de São Carlos, 2023-08-28)
The textile industry generates millions of tons of waste that are discarded and
take about 20 years to be degraded in nature. The enzymatic hydrolysis of tissues has
been shown to be a good alternative for recycling these ...
Biotransformação de flavonoides em lagartas do gênero Spodoptera
(Universidade Federal de São Carlos, 2024-04-17)
Caterpillars of the genus Spodoptera are polyphagous herbivorous insects, meaning they feed on a wide variety of crops, which are of great economic interest in Brazil, including corn, cotton, sorghum, and soybeans. Although ...
Obtenção de uma quitinase mutante recombinante e avaliação da sua interferência no crescimento do fungo R. stolonifer
(Universidade Federal de São Carlos, 2024-02-22)
Chitin is the second most abundant biopolymer in nature and
its structure is formed by N-acetyl-β-D-glucosamine units linked through β-1,4-
glycosidic bonds. Different organisms have chitin such as crustaceans, insects ...