Glassy Polymeric Carbon
Mostrando 1-4 de 4 artigos, teses e dissertações.
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1. Nanoparticles of Fe2O3 and Co3O4 as Efficient Electrocatalysts for Oxygen Reduction Reaction in Acid Medium
This paper presents a comparative study about the oxygen reduction reaction (ORR) catalyzed by nanoparticles of Fe2O3 and Co3O4 applied on the surface of glassy carbon electrodes (GCE). The nanoparticles were synthesized using the modified polymeric precursor method (Pechini). These two nanomaterials were characterized by Fourier transform infrared spectrosc
J. Braz. Chem. Soc.. Publicado em: 24/10/2019
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2. Poly(methylene blue)-modified electrode for indirect electrochemical sensing of OH radicals and radical scavengers
ABSTRACT A new modified electrode for indirect sensing of OH· and radical scavengers was described. The electrochemical polymerization of methylene blue in aqueous solutions and the properties of the resulting films on a glassy carbon electrode were carried out using cyclic voltammetry. A surface coverage of 1.11 × 109mol cm2 was obtained, revealing a comp
An. Acad. Bras. Ciênc.. Publicado em: 14/08/2017
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3. Preparation and Characterization of Glassy Polymeric Carbon from Resin Resol and Its Modification with Metallic Ions / Preparação e caracterização de carbono polimérico vítreo a partir da resina resol e modificação com íons metálicos
Pertencendo à família dos eletrodos de carbono, o carbono polimérico vítreo (CPV) apresenta condutividade elétrica, estabilidade térmica, resistência mecânica e grande intervalo de potencial. Dessa forma, se torna possível sua aplicação como eletrodo sólido para o monitoramento de processos de transferência de carga, suporte para polímeros elet
Publicado em: 2009
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4. Construção e avaliação de biossensor amperometrico para salicilato usando salicilato hidroxilase imobilizada em matriz de polipirrol com glutaraldeido
This thesis describes the construction of a biosensor for the salicylate determination in blood serum, based on the enzyme salicylate hydroxylase (EC 1.14.13.1), which was electrochemically immobilized onto a polypyrrole polymeric support with glutaraldehyde, to improve the biosensor lifetime, employing a glassy carbon-working electrode as sensor base. The h
Publicado em: 1999