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Reações fotoquímicas promovidas por luz visível para a síntese de compostos heterocíclicos
(Universidade Federal de São Carlos, 2017-07-27)
In the last decades, the emphasis and application of the principles of Green Chemistry have inspired a change of behavior, both in industry and academy, towards a more sustainable chemistry aiming the synthesis of the ...
Definição de metodologias para determinação de ferro em sangue de bovinos resistentes e sensíveis a carrapatos
(Universidade Federal de São Carlos, 2007-06-22)
Different forms of iron had been determined in the blood of animals with resistance and sensitivity to bovine s ticks. The determined variables were: Iron in total, plasma and serum blood, quantified by flame atomic ...
Electrochemistry and STM-assisted Molecular electronics study of bimetallic hexaphyrins
(Universidade Federal de São Carlos, 2019-09-23)
ELECTROCHEMISTRY AND STM-ASSISTED MOLECULAR ELECTRONICS STUDY OF BIMETALLIC HEXAPHYRINS. The electron transport in porphyrinoids are related to several bioprocesses in Nature, from conversion from solar energy to chemical ...
Obtenção de derivados de compostos isolados de Zingiber officinale por biotransformação e semi-síntese e avaliação frente à cisteinil-proteases
(Universidade Federal de São Carlos, 2016-07-01)
Several aromatic polyketide derivatives from Ginger (Zingiber officinale), like zingerone,
6-gingerol and 6-shogaol were obtained by biocatalytic reactions and semi-synthesis and
both their antifungal and cysteine-proteinase ...
Estudos teóricos e experimentais de complexos de cobre: propriedades espectroscópicas e atividade biológica
(Universidade Federal de São Carlos, 2020-07-28)
Cancer is the second leading cause of death in the world. The scientific community is mobilizing to study new compounds with cytotoxic potential and that can be used as molecular probes. However It is important to highlight ...
Estudo de distintos processos oxidativos avançados eletroquímicos (e-POA) e teste de um reator solar em escala semi-piloto
(Universidade Federal de São Carlos, 2021-02-12)
In this work, two different advanced oxidation processes (AOP) were investigated: i) electrochemical processes (electro FeredFenton and photoelectro Fered-Fenton with BDD and DSA® electrodes under UVA/UVC irradiation (9 ...
Sachês compósitos biodegradáveis à base de amido visando o acondicionamento de nutrientes para aplicação como fertilizantes
(Universidade Federal de São Carlos, 2020-07-31)
The Brazilian agrarian system is responsible for a large part of the national GDP, even though agricultural production is dependent on foreign trade. In addition, many producers prioritize the use of NPK-type fertilizers ...
Determinação de impurezas inorgânicas em medicamentos: avaliação de preparo de amostra e medidas espectroanalíticas
(Universidade Federal de São Carlos, 2021-06-16)
Green sample preparation procedures were developed in this dissertation for determination of elemental impurities in drugs and dietary supplements by argon-based plasma spectroanalytical methods according to Chapters 232, ...
Obtenção de sulfetos metálicos (M= Ni, Mo) pelo método solvotermal assistido por micro-ondas aplicados na reação de desprendimento de hidrogênio
(Universidade Federal de São Carlos, 2020-03-27)
In general, transition metal sulfides show good activity in the Hydrogen Evolution Reaction (HER). Some of these metals, such as Mo and Ni, arouse interest in the area of electrocatalysis, since they are more abundant and ...
Síntese de miméticos da urease de Canavalia ensiformis e avaliação mecanística da decomposição da ureia
(Universidade Federal de São Carlos, 2020-02-20)
Urease is a metalloenzyme found in many different organisms, which is also associated to virulence factors, such as pielonefritis. Hence, the study of urease inhibitors is necessary to control its activity. For a better ...