为提高La-Mg-Ni基储氢合金La0.73Ce0.18Mg0.09Ni3.20Al0.21Mn010Co0.60在Ni/MH二次电池中的电化学性能,将合成的酞菁铁作为添加剂添加到合金中,考察不同含量的酞菁铁对La-Mg-Ni基储氢合金电化学性能的影响.结果表明,添加酞菁铁后,合金的相结构没有变化.将不同含量的酞菁铁加入到储氢合金后,合金的最大放电容量变化不大,循环50次后的放电容量保持率从62.6％提高到75.3％,合金电极的交换电流密度I0、极限电流密度IL.均有较大幅度增加,抗腐蚀性能也有提高,表明酞菁铁有效改善了储氢合金电极的综合电化学性能.
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