Zobrazeno 1 - 10
of 29
pro vyhledávání: '"Bruno R. Matos"'
Autor:
Jaqueline S. da Silva, Bruno R. Matos, Rodrigo P. da Silva, Ljiljana Puskar, Ana C. Tavares, Ulrich Schade, Sabrina G. M. Carvalho, Fabio C. Fonseca
Publikováno v:
Physical Chemistry Chemical Physics. 22:13764-13779
At present, small angle X ray scattering SAXS studies of perfluorinated sulfonic acid ionomers PFSAs are unable to fully determine the true shape of their building blocks, as recent SAXS modelling predicts disk and rod like nanoionic domains as being
Autor:
Marcelo Linardi, Elisabete I. Santiago, Mauro André Dresch, Bruno R. Matos, Hebe M. Villullas, Denis Ricardo Martins de Godoi, Fabio C. Fonseca
Publikováno v:
Scopus
Repositório Institucional da UNESP
Universidade Estadual Paulista (UNESP)
instacron:UNESP
Repositório Institucional da UNESP
Universidade Estadual Paulista (UNESP)
instacron:UNESP
Made available in DSpace on 2021-06-25T11:12:13Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-04-06 The advancement of direct ethanol fuel cell (DEFC) represents a real challenge to electrochemical science because ethanol changes significant
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::778679b24ae4e8c9e738d413d21f9f6c
Autor:
Fabio C. Fonseca, Elisabete I. Santiago, Leticia P. R. Moraes, Sandro Campos Amico, Claudio Radtke, Célia de Fraga Malfatti, Bruno R. Matos
Publikováno v:
International Journal of Hydrogen Energy. 41:6457-6468
The present study reports the performance enhancement of alkaline direct ethanol fuel cell (ADEFC) by using non-functionalized (Vulcan) and functionalized (Vulcan-F) carbon supported Pd, PdSn, PdNi and PdNiSn anodic electrocatalysts produced by impre
Autor:
Bruno R. Matos, Leticia P. R. Moraes, Andreas Ruediger, Fabio C. Fonseca, Mauro André Dresch, Elisabete I. Santiago, Ana C. Tavares, Danilo Justino Carastan, J. Schoenmaker, Ivan Velasco-Davalos
Publikováno v:
Electrochimica Acta. 196:110-117
The relationship between electrical and morphological properties of annealed Nafion samples is investigated by X-ray diffraction (XRD), small angle X-ray scattering (SAXS), atomic force microscopy (AFM), and impedance spectroscopy. Experimental data
Autor:
Bruno R. Matos, Ivan Velasco-Davalos, Andreas Ruediger, Elisabete I. Santiago, Fabio C. Fonseca, Reginaldo Muccillo, Ana C. Tavares
Publikováno v:
Journal of Power Sources. 293:859-867
Nafion α-relaxation is the subject of intense investigations as it regulates the performance of electric actuators and polymer electrolyte fuel cells. Dielectric spectroscopy and atomic force microscopy measurements of Nafion membranes allow identif
Autor:
R. Muccillo, Ana C. Tavares, Bruno R. Matos, Andre S. Ferlauto, Fabio C. Fonseca, Elisabete I. Santiago, R.A. Isidoro
Publikováno v:
International Journal of Hydrogen Energy. 40:1859-1867
The physical properties relevant for the application of Nafion–titanate nanotubes composites in electrochemical devices such as water absorption capacity, ion conductivity, and thermal stability are reported. The nanocomposites were prepared by in
Autor:
Elisabete I. Santiago, Sandor Balog, Alexandre J. C. Lanfredi, Fabio C. Fonseca, Marcelo Carmo, Bruno R. Matos, Mauro André Dresch
Publikováno v:
Journal of Power Sources. 274:560-567
Nafion-SiO2 hybrid electrolytes were synthesized by sol–gel reaction. The homogeneity, structural properties, and proton conductivity of the hybrid membranes were studied. Small-angle scattering analyses indicate that the Nafion structural matrix w
Publikováno v:
Journal of Power Sources. 268:706-711
The present study reports on the performance enhancement of direct ethanol fuel cell (DEFC) at 130 °C with Nafion-titania composite electrolytes prepared by sol–gel technique and containing high volume fractions of the ceramic phase. It is found t
Autor:
Duclerc Fernandes Parra, Bruno R. Matos, Elisabete I. Santiago, Danilo Justino Carastan, Heber E. Andrada, Fabio C. Fonseca, Jaqueline S. da Silva, Alejo C. Carreras, D.Z. de Florio
Nafion exhibits one of the highest proton conductivity at room temperature and it is the standard electrolyte of proton exchange membrane fuel cells (PEMFC). However, the temperature dependence of ionic conductivity of Nation is highly dependent on t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4362b75ee5b1c29f541fa724e4b74e4a
https://www.sciencedirect.com/science/article/pii/S0167273815301569
https://www.sciencedirect.com/science/article/pii/S0167273815301569
Autor:
Marcelo Linardi, Elisabete I. Santiago, Bruno R. Matos, Fabio C. Fonseca, Andre S. Ferlauto, R.A. Isidoro, Ana C. Tavares
Publikováno v:
The Journal of Physical Chemistry C. 117:16863-16870
The synthesis and characterization of a novel Nafion-matrix nanocomposite by the in situ conversion of titania particles into titanate nanofilaments such as nanotubes and nanorods are reported. Titania nanoparticles grown inside Nafion hydrophilic do