镁电池的研究进展

Research Progress of Magnesium Battery

镁电池具有高功率、高能量密度、低成本、无毒害等特点。介绍了镁电池的类型和工作原理,综述了镁合金负极、镁电池正极、电解液等方面的研究进展,指出镁负极中添加稀土及Ga等合金元素可改善电池性能,正极材料采用有机化合物可使电池放电平稳、电解液以Mg(ClO4)2最有前途,讨论了镁电池的发展方向。

Magnesium battery has been attaching importance,due to its high power and energy density, lowcost. The kinds and reactions of magnesium battery are summarized. The development of Mg anode, cathode, and electrolyte in magnesium battery is reviewed respectively. It is concluded that alloying element Ga and rare earth can improve performance of magnesium battery, organic materials as cathode can make dicharge curve stable, and Mg（ClO4 ）2 is perfected electrolyte. The prospect of magnesium battery is also disscu sed.