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Mostrando ítems 1041-1050 de 1064
Fotodegradação de contaminantes emergentes por catalisadores à base de PHI (Poli Heptazina Imida)
(Universidade Federal de São Carlos, 2023-07-17)
The remediation of pollutants promoted by systems that are cheap and viable remains an important challenge in the field of catalysis. Carbon nitrides applied in photocatalytic systems are a promising class of materials for ...
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 ...
Estudo da remoção de contaminantes emergentes em estação de tratamento de esgoto equipada com biorreator acoplado a filtração por membrana: uma alternativa para a produção de água de reuso
(Universidade Federal de São Carlos, 2022-03-24)
The degradation of water bodies and the indiscriminate use associated with frequent and intense drought episodes have compromised the availability of water. Thus, the production of reused water from sewage treatment has ...
Photochemical access to noncanonical amino acids and modified peptides
(Universidade Federal de São Carlos, 2024-04-26)
This thesis holds new opportunities on the synthetic state-of-the-art for the photochemical elaboration of noncanonical amino acids and exogenous peptides as judged by (i) the incorporation of a desired structural motif ...
Potencial dos compostos orgânicos voláteis como estimulantes vegetais: uma investigação em diferentes cultivares de tomate
(Universidade Federal de São Carlos, 2024-04-30)
Essential oils extracted from plants are composed of volatile organic compounds that have a wide range of biological activities in vital systems. Various effects of essential oils on plant growth have been demonstrated. ...
Emprego de agente complexante e irradiações por feixe de elétrons e laser femtosegundos como estratégias para alterações da propriedade fotoluminescente do α-Ag2WO4
(Universidade Federal de São Carlos, 2023-06-22)
The discovery of room temperature photoluminescence has driven the development of various optical-electronic devices, motivated the search for new photoluminescent materials, and stimulated the modeling of this property ...
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 ...
Contribution of homogeneous and heterogeneous processes to the activation of Peroxymonosulfate using cobalt magnetic ferrite
(Universidade Federal de São Carlos, 2024-04-29)
The catalytic process (c-AOP), which utilizes metal oxides (or another type of material) to activate various oxidants such as hydrogen peroxide (H2O2), peroxydisulfate (PDS, S2O82–), and peroxymonosulfate (PMS, HSO5–), ...
Desenvolvimento de procedimentos automáticos para determinação fotométrica de alumínio em água potável e etanol em vinhos empregando o processo de multicomutação em análise em fluxo
(Universidade Federal de São Carlos, 2024-05-28)
The quality of drinking water is crucial for public health, as is the quality of wines for the food industry. Aluminum, which poses health risks such as neurological disorders, has a maximum allowable limit of 200 µg L-1 ...
Estudo da influência da composição em materiais compósitos de polipropileno com fibras de vidro por pultrusão termoplástica nas propriedades mecânicas
(Universidade Federal de São Carlos, 2024-04-18)
The objective of this work is to evaluate manufacture variations over thermoplastic
composite materials of polypropylene reinforced with glass fibers (FV) regarding
their tensile and flexural mechanical properties (PMs). ...