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Caracterização dos processos eletroquímicos em filmes automontados de poli(o-metoxianilina) e poli(ácido-3-tiofeno acético).
(Universidade Federal de São Carlos, 2003-05-19)
In this work, the electrochemical characterization of a self-assembled
film containing two conductive polymers, poly(o-methoxyanilina)(POMA) and poly(3-
thiophene acetic acid)(PTAA), is presented. The technique that allows ...
Estudo e desenvolvimento de banhos contendo benzotriazol para eletrodeposição de níquel e caracterização química, física e morfologica dos filmes
(Universidade Federal de São Carlos, 2008-03-07)
In this work, nickel electrodeposition has been studied in the presence of the additives BTAH and/or EDTA onto platinum substrate from Watts plating bath, at different pH. The deposition and dissolution processes with or ...
Complexos de Cromo(III)-salen como catalisadores em reações de oxidação de sulfetos
(Universidade Federal de São Carlos, 2009-02-06)
Transition metal complexes participate in many chemical processes. The study of these complexes is very interesting because of the diversified chemistry and great utility. Transition metal complexes act as catalysts in ...
Metabólitos secundários de Streptomyces clavuligerus ATCC 27064 e fungos endofíticos filamentosos
(Universidade Federal de São Carlos, 2008-10-11)
This work describes the investigation of part of the secondary metabolism of actinomicete Streptomyces clavuligerus and endophytic filamentous fungus Penicillium sp isolated from Murraya paniculata; Penicillium brasilianum ...
Desenvolvimento de métodos para determinação de metilbrometo de homatropina em produtos farmacêuticos empregando turbidimetria em fluxo e titulação condutimétrica.
(Universidade Federal de São Carlos, 2004-07-23)
Antimuscarinic compounds are drugs, which play important role on the central nervous system. The most widely used are atropine, escopolamine, homatropine and homatropine methylbromide. These drugs are utilized in several ...
Estudo do processo de eletrodeposição e caracterização de ligas de Sn-Zn
(Universidade Federal de São Carlos, 2009-05-27)
This study evaluated the electrodeposition processes of Sn, Zn and Sn-Zn alloy in the absence and presence of tartaric acid as complexing agent. Initially all the systems studied were evaluated by Cyclic Voltammetry to ...
Influência do empacotamento cristalino nas conformações de N,N -bis(piridina-n-ilmetil) etanodiamidas e tioamidas análogas (n= 2, 3, 4)
(Universidade Federal de São Carlos, 2010-07-30)
The rational development of crystal structures requires consistent and directional formation of its synthons to control the supramolecular arrangement. Hydrogen bonds between atoms with high electronegativity (OH O and ...
Síntese assistida por microondas de LiMn2O4, caracterização e testes como catodo para dispositivos de armazenamento de energia
(Universidade Federal de São Carlos, 2011-03-02)
Lithium manganese oxide - LiMn2O4 - was produced by a microwaveassited solid state reaction. Solid mixtures containing LiOH.H2O and -MnO2 (synthesized electrolytically) underwent microwave irradiation for 3, 4 and ...
Instabilidades em eletrocatálise: cinética complexa catalisada por superfícies modelo
(Universidade Federal de São Carlos, 2018-02-28)
The electro-oxidation of small molecules is an area of great interest due to its application in energy converting systems, such as fuel cells. The reactions present in these systems involve several reaction pathways - which ...
Estudo de nanocompósitos de pectina com nanopartículas de quitosana e carvacrol para aplicação em embalagens
(Universidade Federal de São Carlos, 2017-10-27)
Brazilian researchers have performed out several works and developed several products from nanostructured materials, which has resulted in an expansion in its research. One of these research fields is focused on minimizing ...