Zobrazeno 1 - 10
of 185
pro vyhledávání: '"E.V. Spinacé"'
Publikováno v:
Applied Catalysis B: Environmental. 218:91-100
The synthesis of Pt + SnO2/C electrocatalyst containing cubic Pt nanoparticles with preferential (100) orientation was performed by an alcohol-reduction process using KBr as a shape directing agent. The order of addition of the Pt and Sn precursors a
Autor:
Rodrigo Fernando Brambilla de Souza, Sirlane G. da Silva, Cristiane Angélica Ottoni, Rodiney Randello de Souza, E.V. Spinacé, Almir Oliveirra Neto
Publikováno v:
Electroanalysis. 29:960-964
Palladium electrocatalysts, supported on Vulcan XC 72 carbon and indium tin oxide (ITO) with different ratios, were prepared by borohydride reduction method and analysed for glycerol electro-oxidation application in the presence of KOH solution. Tran
Akademický článek
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Publikováno v:
Journal of Catalysis. 342:67-74
The synthesis of Pt nanoparticles with preferential (1 0 0) orientation directly supported on carbon was done by an alcohol-reduction process using KBr as a shape directing agent. The synthesis conditions were varied and the obtained materials were c
Autor:
Sirlane G. da Silva, Carlos Eduardo Domingues Ramos, E.V. Spinacé, Rodrigo Fernando Brambilla de Souza, Almir Oliveira Neto, Cristiane Angélica Ottoni
Publikováno v:
Electroanalysis. 28:2552-2558
A physical mixture composed by carbon Vulcan XC 72 and indium tin oxide (ITO) with different ratios (85 : 15; 50 : 50; 85 : 15) was used as support for platinum nanoparticles synthesis by borohydride reduction method. The characterization of this ele
Akademický článek
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Autor:
Mônica H. M. T. Assumpção, E.V. Spinacé, Júlio César M. Silva, Guilherme S. Buzzo, Almir Oliveira Neto, R. F. B. de Souza
Publikováno v:
Electrocatalysis. 6:86-91
This work describes the use of Pd nanoparticles synthetized by the borohydride process and supported on physical mixtures of C + TiO2 toward the ethanol electrooxidation reaction in alkaline media. In this study, the C/TiO2 ratios were studied by ran
Autor:
Guilherme S. Buzzo, R. F. B. de Souza, Júlio César M. Silva, E.V. Spinacé, Almir Oliveira Neto, J. Nandenha, Mônica H. M. T. Assumpção
Publikováno v:
Journal of Power Sources. 253:392-396
The effect of ethanol concentration on the direct ethanol fuel cell (DEFC) performance and products distribution were studied in situ using a single fuel cell/ATR-FTIR setup. The experiments were performed at 80 °C using commercial Pt 3 Sn/C as anod
Autor:
Mônica H. M. T. Assumpção, R. F. B. de Souza, Júlio César M. Silva, Almir Oliveira Neto, E.V. Spinacé, Guilherme S. Buzzo, Erick Leite Bastos, Ana Clara B. Rodrigues
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
In a proton exchange membrane fuel cell (PEMFC) an aqueous solution containing 100 mg L − 1 of phenol was oxidized at the anode using PtRu/C as catalyst while oxygen gas was reduced at cathode using Pt/C as catalyst. The use of a fuel cell as a flo
Autor:
Rodolfo M. Antoniassi, Ricardo R. Dias, E.V. Spinacé, Marcelo Linardi, J. C. Castro, A. Oliveira Neto
Publikováno v:
Ionics. 18:781-786
PtSnRh/C-Sb2O5·SnO2 electrocatalysts with different Pt/Sn/Rh atomic ratios (90:05:05, 70:25:05, and 50:45:05) were prepared by an alcohol reduction process using H2PtCl6·6H2O, SnCl2·2H2O, RhCl3·xH2O as metal sources, ethylene glycol as solvent an