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Levantamento de modelos mentais para verificação de aprendizagem significativa do conceito de equilíbrio químico em licenciandos em química
(Universidade Federal de São Carlos, 2019-08-23)
The concept of equilibrium corresponds to one of the most complex and difficult topics of teaching and understanding in Chemistry. Although different researches has adopted the theme as an object of research and the important ...
Síntese e caracterização de vanadatos de prata e formação de nanopartículas de prata por eletro-Irradiação
(Universidade Federal de São Carlos, 2018-02-19)
Due to its physico-chemical, bactericidal and photocatalytic properties, Silver vanadium oxides (SVOs) have attracted increasing attention due to their excellent physicochemical properties and diverse applications. The aim ...
Obtenção de inseticidas e fungicidas a partir de Picramnia Glazioviana e bagaço de laranjas para o controle de formigas cortadeiras
(Universidade Federal de São Carlos, 2019-02-26)
Because our country has a continental dimension and a very suitable climate for practicing numerous varieties of crops, it is necessary to obtain adequate control of the pests that afflict food production. One of the main ...
Desenvolvimento de filmes biodegradáveis baseados em pectina e nanofibras de celulose funcionalizadas
(Universidade Federal de São Carlos, 2019-08-26)
Renewable polymers are an interesting alternative to synthetic polymers from petrochemical sources. The work aims at the development of nanocomposite films based on pectin and functionalized cellulose nanofibers. The ...
Caracterização química por cromatografia líquida e análise quimiométrica de espécies vegetais de Bauhinia com aplicação em controle de qualidade de amostras comerciais de "pata-de-vaca"
(Universidade Federal de São Carlos, 2011-07-27)
Chemical characterization by liquid chromatography and chemometric analysis of Bauhinia species (popularly known as pata-de-vaca ) with applications in quality control of commercial samples. The infusion of leaves from ...
Síntese de porfirinas contendo grupos do tipo uracil fundidos nas posições β-pirrólicas
(Universidade Federal de São Carlos, 2014-07-28)
In this work the synthesis of new porphyrin derivatives were proposed. The preparations of new compounds containing uracil groups at β-pirrolic position were studied based on their interest in organics synthesis. We ...
Avaliação da atividade bactericida e antineoplásica de novos complexos de Ag(I) contendo semicarbazonas e trifenilfosfina como ligantes
(Universidade Federal de São Carlos, 2019-09-27)
Title: EVALUATION OF BACTERIAL ACTIVITY AND ANTINEOPLASTIC OF NEW Ag(I) COMPLEXES CONTAINING SEMICARBAZONES AND TRIPHENYLPHOSPHINES AS LIGANDS. The present work aimed to evaluate the influence of ligands triphenylphosphine ...
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 ...