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Desenvolvimento de materiais mesoporosos baseados em sílica oriunda de biomassa para utilização como sistema remediador de hidrocarbonetos policíclicos aromáticos
(Universidade Federal de São Carlos, 2017-08-04)
This work describes the synthesis and characterization of mesoporous materials from the use of amorphous silica extracted from rice husk ashes (RHAs), as well as the preparation of mixed matrix membranes (MMMs) using the ...
Otimização e validação de metodologias analíticas em GC-MS aplicadas à biodegradação de poluentes orgânicos persistentes e óleo essencial de pimentas
(Universidade Federal de São Carlos, 2019-02-26)
Recently, a large number of compounds have been synthesized in order to bring comfort and convenience to everyday life. These products, however, produce a large amount of daily waste that are released into the environment ...
Estudo do potencial eletrostático e da termodinâmica de agregação de surfactantes por simulações de dinâmica molecular
(Universidade Federal de São Carlos, 2018-03-13)
Due to the amphiphilic character, the surfactants tend to be adsorbed at the water surface and, in concentrations larger than the critical micellar concentration, they self-assembling in solution with the purpose to reduce ...
Heterostructure formation of BiVO4 with different Bi compounds : role of the heterojunction on photocatalytic properties
(Universidade Federal de São Carlos, 2016-08-29)
Semiconductors employed as photocatalysts that can be activated by
visible irradiation have attracted intense scientific interest due to their applications in
heterogeneous photocatalysis. BiVO4 is a semiconductor with ...
Avaliação de diferentes estratégias de determinação de nutrientes e potenciais contaminantes em alimentos por técnicas baseadas em laser
(Universidade Federal de São Carlos, 2018-10-19)
The present project focuses on the development of strategies for the elemental determination of Ca, Cd, Cr, Cu, Fe, Mg, Pb and Zn in samples of orange juice and dietary supplements by Laser-Induced Breakdown Spectroscopy ...
Síntese de 1,2,3-triazóis 1,4,5-trissubstituídos via catálise heterogênea empregando reações em micro-ondas e fluxo contínuo
(Universidade Federal de São Carlos, 2018-07-05)
Heterocyclic compounds containing the 1,2,3-triazole nucleus have received special attention in the field of synthetic chemistry have seen that have a wide field of application in biological and material areas. In this ...
Estudos da expressão e da função do gene sintase de quitina em Atta sexdens
(Universidade Federal de São Carlos, 2018-04-06)
In Brazil, leaf-cutting ants belonging to the genus Atta and Acromyrmex and are considered as pests in agricultural and forestry regions that can lead to great economic losses. The aim of this work was to identify the ...
Estudo dos alcaloides quinolônicos de Waltheria brachypetala Turcz: isolamento, determinação estrutural, biogênese, atividades fungitóxica e anticolinesterase
(Universidade Federal de São Carlos, 2012-06-26)
Waltheria brachypetala Turcz (Malvaceae) is an endemic medicinal plant from brazilian northeast. This plant is commonly used on folk medicine as antifungal, antiinflamatory and to treatment of bronchitis and central nervous ...
Desenvolvimento de imunoensaio eletroquímico para detecção de biomarcadores proteicos utilizando partículas magnéticas e arranjo de eletrodos descartáveis para o diagnóstico de câncer de próstata
(Universidade Federal de São Carlos, 2019-04-05)
This work describes the development of electrochemical immunoassays using electrode disposable devices made from low cost materials as an alternative for detection of the biomarkers p16, GSTP1, PSA and CYFRA-21-1 for ...
Avaliação de novas arquiteturas de carbono para o desenvolvimento de sensores eletroquímicos para a determinação de espécies de interesse em diferentes matrizes de amostras
(Universidade Federal de São Carlos, 2019-03-01)
In this doctorate work the efforts were expended in the electrochemical study and electroanalytical application of electrochemical sensors based on two carbonaceous structures: diamond-like carbon (DLC) and carbon black ...