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Now showing items 191-200 of 210
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). ...
Síntese, caracterização e investigação das propriedades antitumorais in vitro em modelos 2D e 3D de compostos de coordenação de Pd(II) com tiossemicarbazidas e bis(difenilfosfina)alcanos
(Universidade Federal de São Carlos, 2024-05-16)
The increasing incidence of cancer highlights the urgent need to develop new molecules with therapeutic potential. In this context, this study presents the synthesis and characterisation of six new Pt(II) complexes containing ...
Isolamento e identificação de compostos ativos de Vismia guianensis com potencial inseticida contra formigas cortadeiras
(Universidade Federal de São Carlos, 2024-03-28)
Vismia guianensis, also known as "pau
lacre," is chemically notable for the presence of a variety of secondary compounds
in its organs, including roots, bark, and leaves. These compounds have garnered
interest due ...
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 ...
Otimização da eletro-oxidação controlada de metano sobre a superfície de eletrodos de ouro visando a formação de moléculas de valor agregado
(Universidade Federal de São Carlos, 2023-12-18)
OPTIMIZATION OF THE CONTROLLED ELECTROOXIDATION OF METHANE ON THE SURFACE OF GOLD ELECTRODIES FOR THE FORMATION OF VALUE-ADDED MOULECULES: This work aims to contribute to the understanding of the partial electrooxidation ...