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Obtenção de fibras de poli (ácido lático): cerâmica para aplicação em sistemas de liberação prolongada da cloxacilina
(Universidade Federal de São Carlos, 2020-06-28)
The excessive consumption of these drugs can
cause the development of superbugs capable of resisting treatments in humans, in
addition to environmental consequences. Among the alternatives used, fibers obtained ...
Estratégias de extração em química: substâncias húmicas em solos e cobre em cachaça
(Universidade Federal de São Carlos, 2009-01-22)
The goal of the extraction strategies here developed was to obtain final products with efficiency and reliability in a time interval as short as possible. The proposed methods are inexpensive and easily applied for different ...
Monitoramento de um processo de lixiviação de cobre em placas de circuito impresso por meio da análise direta de sólidos e uso de Laser-Induced Breakdown Spectroscopy (LIBS)
(Universidade Federal de São Carlos, 2021-12-03)
This PhD thesis was developed at CTI Renato Archer, Campinas-SP and was based on a hydrometallurgical process, on an industrial scale, applied to the recovery of metals in discarded printed circuit boards (PCBs). The ...
Avaliação da disponibilidade de fósforo em fertilizantes encapsulados
(Universidade Federal de São Carlos, 2021-11-11)
The concentration of gradient diffusion was used as a passive sampling technique to mimic the physicochemical adsorption of P by plant roots. For this purpose, a binding gel was synthesized from agarose, polyacrylamide, ...
Detecção de impressões digitais por meio da luminescência autoativada de nanopartículas de fosfato de cálcio amorfo
(Universidade Federal de São Carlos, 2022-10-20)
In this work, stable activator-free photoluminescent nanoparticles based on amorphous calcium phosphate (ACP) were obtained for the first time, and their performance for latent fingerprint imaging was investigated. ACP ...
Síntese de complexos de Ru(II) luminescentes: aplicações no combate à doença de Alzheimer
(Universidade Federal de São Carlos, 2021-12-17)
Alzheimer’s disease (A.D) is the most common form of dementia affecting, especially, people with advanced age. There is no cure and the existing pharmaceuticals indicated for combating A.D act by inhibition of acetylcholinesterase ...
Técnicas espectroanalíticas aliadas à química verde visando à determinação de V e Mo com procedimentos de extração e pré-concentração
(Universidade Federal de São Carlos, 2014-03-14)
The goal of this PhD thesis was to propose alternatives to improve the
analytical performance of F AAS (Flame Atomic Absorption Spectrometry) and
LIBS (Laser Induced Breakdown Spectroscopy) aiming V and Mo
determination. ...
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. ...