NiO-CGO Composite for SOFC Anode: Synthesis and Characterization

Author Cela, Beatriz; Macedo, Daniel Araújo de; Souza, Graziele Lopes de; Miranda, Auristela Carla de; Martinelli, Antonio Eduardo; Nascimento, Rubens Maribondo do; Paskocimas, Carlos Alberto
Publisher

Journal of Materials Science and Engineering

Date

2010

Keywords

Solid oxide fuel cell

Anode

Gandolinium-doped ceria

Composite

Synthesis

Citation
Abstract

In this work compounds of gadolinium-doped ceria, Ce0.9Gd0.1O1.95 (CGO) and NiO were synthesized by polymeric precursor method. NiO-Ce0.9Gd0.1O1.95 composite was attained by mixture of the powders of the both phases calcinated already. The precursor powders were characterized by simultaneous thermogravimetry-differential thermal analysis and the calcined materials were studied by X-ray diffraction, scanning electronic microscopy, Fourier transform infrared spectroscopy and dilatometry. The refinement of the diffraction data indicated that the powders were crystallized in the wanted phases. All the produced powders had nanometric and sub micrometric features. The produced composite showed good characteristics for the use as anode for SOFC.

URIhttps://repositorio.ufrn.br/handle/123456789/51066
CollectionsCT - DEMAT - Artigos publicados em periódicos

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