Preparation and characterisation of spinel oxide ferrites suitable for oxygen evolution anodes

被引:42
作者
Mendonça, MH [1 ]
Godinho, MI
Catarino, MA
Pereira, MID
Costa, FM
机构
[1] Fac Ciencias Lisboa, Dept Quim & Bioquim, CCMM, P-1749016 Lisbon, Portugal
[2] ISEL, Dept Quim, P-1949014 Lisbon, Portugal
关键词
spinel; ferrite; electrochemical behaviour oxides;
D O I
10.1016/S1293-2558(01)01238-9
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The effect of the partial substitution of iron by Ni and also by Mn on the properties of the CoFe2O4 spinel type oxide has been studied. The oxide powders CoFe2-xMxO4 were prepared by the standard ceramic method, and the respective structural characterisation performed by X-ray powder diffraction. In particular, the electric, magnetic and electrochemical behaviour of the monophasic mixed oxides have been analysed. From the synthesised oxide samples, iron coated electrodes were fabricated and tested as anode for the oxygen evolution reaction in alkaline medium. (C) 2002 Editions scientifiques et medicales Elsevier SAS. All rights reserved.
引用
收藏
页码:175 / 182
页数:8
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