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Now showing items 11-20 of 39
Desenvolvimento e modificação a plasma de materiais a base de poli(ácido lático)/α-Ag2WO4 com potencial ação antimicrobiana
(Universidade Federal de São Carlos, 2022-01-28)
Recently, the world has been facing several microbial infections that have caused great losses and fatalities. In this scenario, the development of new materials that can be used to fight these potentially pathogenic ...
Complexos fosfínicos de Ru(II)/mercaptos contendo ligantes N,N-heterocíclicos: atividade citotóxica e mecanismo de ação
(Universidade Federal de São Carlos, 2022-12-16)
The main objectives of this study were the synthesis, characterization and biological studies of two series of ruthenium phosphine compounds containing different mercapto ligands, and contrasting in N,N-heterocyclic ligands ...
Reações de fotooxigenação de pinenos em pinocarvonas, trans-pinocarveóis e mirtenal: uma abordagem em regime de fluxo contínuo
(Universidade Federal de São Carlos, 2022-04-18)
In this work, a continuous flow protocol to prepare (-)-pinocarvone, (-)-trans-
pinocarveol and (+)-myrtenal from (+)--pinene, (-)--pinene and -pinene through
photooxygenation reactions was described. Furthermore, ...
Desenvolvimento de catalisadores bifuncionais a base de fosfato e suas aplicações catalíticas
(Universidade Federal de São Carlos, 2022-02-17)
The development of bifunctional acid catalysts is an area of heterogeneous catalysis in intense growth, mainly due to the possibility of performing consecutive reactions using a single catalyst and a single reactor. In ...
Modificação de semicondutores de Sb2Se3 com co-catalisadores de MoSx e Pt para a produção de hidrogênio verde via water splitting solar
(Universidade Federal de São Carlos, 2022-11-23)
Sb2Se3 semiconductors have been shown to be excellent photocathodes with attractive optoelectronic properties when compared to other photoabsorbers commonly used. However, its photocorrosion in aqueous media prevents it ...
Reação de redução de compostos nitrogenados: de aspectos fundamentais em monocristais de Pt à utilização de nanopartículas bimetálicas
(Universidade Federal de São Carlos, 2022-02-23)
Because of the high consumption of nitrogen-based compounds by both industry and agriculture, there is an imbalance in nitrogen cycle and the nitrate and nitrite reduction reaction can be a solution. These processes are ...
Complexos de Pd(II) e Pt(II) contendo tiossemicarbazonas derivadas do tiofeno: síntese, caracterização, investigação da citotoxicidade e modo de ação
(Universidade Federal de São Carlos, 2022-03-16)
In this work, ten ligands and four palladium and two platinum complexes containing thiosemicarbazones derived from thiophene were synthesized in order to evaluate their cytotoxic profile against tumor cells. The compounds ...
Propriedades citotóxicas e mecanismo de ação de novos complexos fosfínicos de rutênio(II) contendo ligantes naftoquinonas
(Universidade Federal de São Carlos, 2022-12-15)
In this study, two series of ruthenium(II)-phosphine complexes containing naphthoquinone ligands were synthesized, characterized, and investigated regarding the cytotoxic activity. The first series represents the compounds ...
Performance optimization in redox flow batteries: a computational approach
(Universidade Federal de São Carlos, 2022-02-22)
Redox flow batteries (RFBs) emerge as an alternative technology for the storage of energy on a large scale. The main characteristics of this type of device are related to its unique design, which provides scalability, ...
Avaliação de eletrodos compósitos de MnO2 e carbono ativado para aplicação em supercapacitores
(Universidade Federal de São Carlos, 2022-11-30)
Evaluation of composite Mno2 and activated carbon electrodes for application in supercapacitors. Manganese dioxide (MnO2) nanoparticles were synthesized by microwave-assisted hydrothermal methodology and characterized by ...