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Avaliação de técnicas com plasma acoplado indutivamente para a determinação de constituintes inorgânicos no ciclo produtivo do frango de corte e iodo em sal de cozinha
(Universidade Federal de São Carlos, 2013-04-26)
The aim of this thesis was the development of procedures for the determination of total arsenic, selenium and chromium in chicken production-related samples and iodine in table salt using inductively coupled plasma methods. ...
Zirconato de cálcio: um estudo para aplicação como sensor de umidade relativa
(Universidade Federal de São Carlos, 2013-04-19)
In this work, it was used the Polymeric Precursors method (PPM). It started from a previous solution of metal cations in different concentrations, using citric acid as chelating agent and ethylene glycol as esterifying and ...
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 ...
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 ...
Estudos sobre síntese de novos fotossensibilizadores a partir de produtos naturais porfirinóides
(Universidade Federal de São Carlos, 2013-03-25)
In this work, we studied the structural transformation of methylpheophorbide a (2), a derivative of chlorophyll a (1) that was extracted from seaweed Spirulina maxima. The main propose of the study was to obtain compounds ...
Cerâmicas de PZT modificadas com terras raras sintetizadas usando o método dos complexos oxidantes de peróxido (OPM) e sinterizadas por micro-ondas
(Universidade Federal de São Carlos, 2013-07-23)
The Pb(Zr0,52Ti0,48)O3 solid solution in morphotropic phase and its modified (RExPb1-x)(Zr0,52Ti0,48O3) with RE = La, Pr or Nd and x = 0.05, 0.10, 0.15, 0.20, 0.30, 0.38 and 0.45 were satisfctorily prepared by oxidant ...
Estudos sobre a síntese de ftalocianinas anfifílicas com baixa agregação em solução
(Universidade Federal de São Carlos, 2013-01-16)
The present dissertation describe the studies conducted on the synthesis and photophysical properties of phthalocyanine dyes. The main propose of this work was to produce amphiphilic structures with low aggregation in ...
Determinação e degradação eletroquímica do estrogênio natural estrona usando anodos de diamante dopado com boro
(Universidade Federal de São Carlos, 2013-12-06)
Different electrochemical techniques were used to characterize the boron-doped diamond (BDD) electrode and to determine estrone. After parameters optimization, the detection limits obtained using differential pulse voltammetry ...
Os professores da escola de educação básica e suas contribuições na formação dos bolsistas de iniciação à docência da área de química
(Universidade Federal de São Carlos, 2013-08-30)
In this study we investigated the role of employees and trainer teachers of a public school for basic education of São Carlos, in hosting and collaborating with Chemistry teaching initiation scholarship fellows, participants ...
Metal sulfides: photoluminescence and photocatalytic properties
(Universidade Federal de São Carlos, 2013-08-30)
In this work we report an experimental and theoretical study of photoluminescence (PL) and photocatalytic activity of pure metal sulfides and systems furnished prepared by microwave assisted solvothermal (MAS) method. The ...