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Now showing items 881-890 of 1064
Desenvolvimento de método eletroanalítico utilizando sensores eletroquímicos descartáveis para detecção do biomarcador miRNA-203 visando o diagnóstico de câncer de cabeça e pescoço
(Universidade Federal de São Carlos, 2020-07-31)
A great effort has been made in the development of new analytical methods for biomarker detection aiming at the diagnosis of cancer. Therefore, in this work it was developed an electroanalytical method using low-cost ...
Influência do ácido aspártico no processo de eletrodeposição de ligas de Cu-Sn-Ni. Avaliação da morfologia, composição, estrutura, adesão e resistência à corrosão dos filmes
(Universidade Federal de São Carlos, 2013-12-06)
This research work presents the main results on the development of electrolytic baths with no cyanides for the production of Cu-Sn and Cu-Sn-Ni alloys and also the morphological, chemical and structural characterization ...
Fotoluminescência de nanopartículas de Ni(OH)2 e avaliação catalítica de NiO na redução de NO com CO
(Universidade Federal de São Carlos, 2010-08-10)
In recent years, nanostructured oxides have attracted great interest from different areas of technology due to the possibility of developing new devices or electro-optical equipment. In principle, the physical and chemical ...
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 ...
Síntese e caracterização de complexos de Cu(II), Ag(I) E Zn(II) com tripeptídeos: avaliação de atividade com xanthomonas citri subsp. citri
(Universidade Federal de São Carlos, 2019-09-06)
SYNTHESIS AND CHARACTERIZATION OF Cu (II), Ag (I) AND Zn (II) COMPLEXES WITH TRIPEPTIDE LIGANDS: ACTIVITY EVALUATION IN XANTHOMONAS CITRI SUBSP. CITRI. In the search for new active substances against phytopathogens, were ...
Desenvolvimento e caracterização de um banho não-cianetado para a eletrodeposição de ligas de Cu-Sn-Zn: caracterização dos eletrodepósitos
(Universidade Federal de São Carlos, 2014-05-16)
The electrodeposition of Cu-Sn-Zn ternary alloys onto AISI 1010 steel from an acid bath with EDTA or NTA salts was investigated, with various proportions of the metal ions in the baths. The concentration of these metals ...
Estudo da variação do perfil químico de laranja pêra e tangor "Murcott" após a inoculação do fungo Alternaria alternata
(Universidade Federal de São Carlos, 2013-02-06)
This paper describes the study of variation in the chemical profile of citrus after inoculation of the fungus Alternaria alternata, who causes the disease known as alternaria brown spot (ABS), which is one of the most ...
Avaliação de diferentes rotas de encapsulamento de aromas em nanofibras poliméricas
(Universidade Federal de São Carlos, 2016-04-28)
The use of flavor has become increasingly common in the food and pharmaceutical industry, including menthol and ethyl hexanoate (EH) (main ester passion fruit aroma) has achieved prominence in the industry due to its ...
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 ...