一种高循环锂空气电池环丁砜类电解液的优化与研究（英文）
本文关键词：一种高循环锂空气电池环丁砜类电解液的优化与研究（英文）
【摘要】：目前,有机电解液体系锂空气电池的发展面临两大挑战:一是电解液或氧气易腐蚀锂负极;二是电解液中氧气传输速率低。使用硝酸锂作为成膜添加剂、全氟三丁胺作为溶氧添加剂,对LiTFSI-TMS电解液进行优化。两者的协同效应显著提高了电解液电导率、溶氧量、电化学稳定性以及与锂负极的化学稳定性。结果表明,在0.1mA/cm2的电流密度下,优化后的电池稳定循环了150次,明显超过优化前的120次。
【作者单位】： 深圳大学深圳市新型锂离子电池及介孔材料重点实验室;浙江大学浙江加州国际纳米技术研究院;
【关键词】： 锂空气电池 电解液 全氟三丁胺 硝酸锂
【基金】：Shenzhen Science and Technology Fund(JCYJ20130329102936684)
【分类号】：TM911.41
【正文快照】： Lithium air battery has attached much attention because it has higher specific energy than other primary and rechargeable batteries[1,2].At the same time,lithium air battery is unique because its cathode active material,oxygen,is not stored in the batter
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