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Influência da estrutura de estanhossílicas mesoporosas na isomerização da glicose
(Universidade Federal de São Carlos, 2020-10-30)
The use of biomass in order to obtain chemicals and fuels that can substitute the fossil matrix has been investigated and treated with high interest. This way, the research in catalysis becomes essential to overpass barriers ...
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 ...
Planejamento experimental aplicado aos estudos de degradação forçada do fármaco Ticagrelor
(Universidade Federal de São Carlos, 2020-08-31)
Stability indicating tests are an essential part during pharmaceutical drug production, besides being a mandatory step for the regulation and approval from the regulatory agencies. Forced degradation consist of an exposure ...
Análise elementar de carnes: desenvolvimento de métodos analíticos e estratégias para técnicas com fonte de plasma
(Universidade Federal de São Carlos, 2020-10-13)
Meat is widely consumed around the world. Besides, this food has a significant influence on the Brazilian economy. Regarding the nutritional terms, it is considered as a source of essential elements (e.g., molybdenum, ...
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 ...
Metabolic discrimination of citrus species resistant and susceptible to black spot disease using multi-platform-based metabolomic approach
(Universidade Federal de São Carlos, 2020-08-31)
Citrus black spot (CBS) caused by the fungus Phyllosticta citricarpa. CBS causes several economic damages to commercial citrus orchards, such as fruit blemishes and premature fruit drop, leading to yield loss. There are ...
Produção de Na-β″-alumina e o seu transporte iônico do Na+
(Universidade Federal de São Carlos, 2019-02-25)
In the present doctorate thesis, in order to study the Na+ ion transport in Na-βʺ-alumina(cr), we started by studying the production stages of Na-βʺ-alumina(cr) sodium ion conductive membranes. In order to do so, we studied ...
Estudo químico dos fungos Stachybotrys levispora e Curvularia inaequalis: uso da rede molecular para a identificação de novos metabólitos
(Universidade Federal de São Carlos, 2019-05-03)
Saprobic fungus are being used as an alternative strategy to reduce the use of pesticides harmful to the environment. These microorganisms produce substances capable of inhibiting pathogens that affect agriculture. The ...
Calibration strategies for elemental determination using direct solid analysis by x-ray spectroscopy and laser-induced breakdown spectroscopy
(Universidade Federal de São Carlos, 2020-07-30)
Direct analysis of solid samples using techniques such as wavelength dispersive X-ray fluorescence (WD XRF), X-ray absorption near-edge structure (XANES) spectroscopy and laser-induced breakdown spectroscopy (LIBS); have ...
Síntese e caracterização de complexos de Prata (I): investigação da citotoxidade e interação com o DNA
(Universidade Federal de São Carlos, 2020-06-23)
The inorganic compound, cisplatin, is used on a large scale to different types of cancer. This complex acts in DNA structure by covalent bonds. However, the chemotherapy agent presents several side effects and some tumors ...