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O problema dos fenômenos de dirupção e de reação zonal no sistema Pb/PbSO4/H2SO4
(Universidade Federal de São Carlos, 2007-05-03)
Vidros óxidos de metais pesados contendo nanopartículas de metais de transição, para aplicações em fotônica
(Universidade Federal de São Carlos, 2012-02-28)
This work consists on the preparation and characterization of the optical, thermal and structural properties of glasses and nano-glass-ceramics based on heavy metal oxide glasses, containing different transition metal ...
Desenvolvimento de pigmentos nanométricos encapsulados.
(Universidade Federal de São Carlos, 2004-04-08)
In the present study, perovskite-type NiTiO3 ceramic pigments were
prepared by the polymeric precursor method, originally proposed by Pechini.
The transluscent and viscous polymeric resin was characterized by
thermogravimetric ...
Emprego da organocatálise como uma ferramenta da química verde em reações de adição conjugada : estudos visando a síntese de anéis indólicos
(Universidade Federal de São Carlos, 2012-03-30)
Organocatalysis has emerged as a powerful synthetic paradigm and has accelerated the development of new methods to make diverse chiral molecules. In addition, the small chiral organic molecules used to accelerate asymmetric ...
Estudo das propriedades fotofísicas de molibdatos de estrôncio dopados com európio (III)
(Universidade Federal de São Carlos, 2011-06-30)
Study of the photophysical properties of strontium molybdates doped with Europium (III). In this project the strontium molybdates doped with europium were characterized using various techniques like X-ray diffraction, ...
A reação de Diels-Alder entre p-Benzoquinonas 1,3-Pentadienos-1-Substituídos.
(Universidade Federal de São Carlos, 2004-07-23)
In this dissertation, studies are described on the cycloaddition of 1-silyloxypentadiene-
1,3 and 1-acylamino-pentadiene-1,3 with alkylated para-benzoquinones.
The first methodology involves cycloaddition reactions of ...
Utilização de modelos moleculares no ensino de estequiometria para alunos do ensino médio.
(Universidade Federal de São Carlos, 2005-04-11)
The lack instructional materials for science
teaching is a common problem in Brazil, and concerning to chemistry teaching in
particular this problem can be observed even in more developed countries. Although
molecular ...
Acondicionamento de hidroxiapatita nanoparticulada em sachês biodegradáveis para aplicação como fertilizante mineral
(Universidade Federal de São Carlos, 2015-07-24)
In 2013, the portion of the Brazilian
agrarian system in the gross domestic product reached 22.54% according to CEPEA.
The production of agricultural commodities is extremely dependent on imported
fertilizer, as 74.6% ...
Desafios na análise de benzofenonas em leite materno por injeção direta de amostras usando cromatografia líquida hifenada à espectrometria de massa
(Universidade Federal de São Carlos, 2018-08-30)
As a solution to the paradigm of achieving maximum efficiency in a shorter analysis time, Ultra High-performance Liquid Chromatography (UHPLC) coupled to mass spectrometry (MS / MS) have been successfully explored. The ...
Estudo do SnO2 como fotocatalisador para a degradação da rodamina B: fatores limitantes e estratégias para aumento da fotoatividade
(Universidade Federal de São Carlos, 2018-01-19)
The photocatalytic activity of SnO2 was assessed according to the surface processing used for its surface activation. Mechanical activation by grinding and hydrothermal treatments under different conditions were applied ...