共 4 条
THE ROLE OF THERMAL-TREATMENT IN THE PREPARATION OF LITHIATED NICKEL CATHODES FOR MOLTEN CARBONATE FUEL-CELLS
被引:7
作者:
ANTOLINI, E
[1
]
MARINI, A
[1
]
BERBENNI, V
[1
]
MASSAROTTI, V
[1
]
CAPSONI, D
[1
]
RICCARDI, R
[1
]
机构:
[1] UNIV PAVIA,DIPARTIMENTO CHIM FIS,CNR,CSTE,I-27100 PAVIA,ITALY
关键词:
D O I:
10.1016/0167-2738(92)90151-E
中图分类号:
O64 [物理化学(理论化学)、化学物理学];
学科分类号:
070304 ;
081704 ;
摘要:
Gravimetric, dilatometric, diffractometric and microscopic measurements have been used to study the role of thermal treatment in the preparation of lithiated nickel oxide cathodes for molten carbonate fuel cells. Clear evidence has been obtained that both the nominal composition of the reactive system and the thermal treatment during solid solution formation appreciably affect the cathodes microstructure. Starting from a careful analysis of the X-ray data, a reaction model is proposed which quite satisfactorily explains the microstructural aspects of the reaction. It is shown that there are three different processes at the origin of the cathodes microstructure and that the effect of the thermal treatment is to affect their relative weights.
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页码:217 / 226
页数:10
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