Electrochemical properties of a lithium-impregnated metal foam anode for thermal batteries

被引:45
作者
Choi, Yu-Song [1 ]
Yu, Hye-Ryeon [1 ]
Cheong, Hae-Won [1 ]
机构
[1] Agcy Def Dev, Taejon 305600, South Korea
关键词
Thermal batteries; Metal foam; Molten salt; Lithium anode; Impregnation; FES2; CATHODE; TECHNOLOGY;
D O I
10.1016/j.jpowsour.2014.11.103
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
Lithium-impregnated metal foam anodes (LIMFAs) are fabricated and investigated. The LIMFAs are prepared by the impregnation of lithium into molten-salt-coated nickel metal foam. A single cell with the LIMFA exhibits a specific capacity of 3009 As g(-1). For comparison, a single cell with a LiSi alloy anode is also discharged, demonstrating a specific capacity of 1050 As g(-1). These significant improvements can be attributed to the large amount of lithium impregnated into the metal foam as well as the molten lithium holding capability of the foam. Due to their excellent electrochemical properties, LIMFAs are suitable for use in thermal batteries. (C) 2014 Elsevier B.V. All rights reserved.
引用
收藏
页码:102 / 104
页数:3
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