精品文档---下载后可任意编辑AB5Mg2Ni 及 AB5CNTs 复合储氢合金的制备、结构与电化学性能的开题报告摘要：本文主要讨论了一种新型的复合储氢合金 AB5Mg2Ni 及 AB5CNTs的制备方法、结构特征和电化学性能。首先采纳高能球磨法制备出AB5Mg2Ni 合金粉末，并对其进行表征；其次，通过化学还原法将CNTs 修饰在 AB5Mg2Ni 表面，制备出嵌入型复合储氢合金AB5CNTs，对其进行结构表征和电化学性能测试。结果表明，CNTs 的加入有效地提高了合金的储氢性能和电化学性能，其储氢容量和放电容量分别达到了 180 mAh/g 和 280 mAh/g，具有很高的潜在应用价值。关键词：复合储氢合金，AB5Mg2Ni，CNTs，制备，性能Abstract：This paper mainly studies a new type of composite hydrogen storage alloy AB5Mg2Ni and AB5CNTs, including the preparation method, structural characteristics and electrochemical performance. Firstly, AB5Mg2Ni alloy powder is prepared by high-energy ball milling and characterized. Secondly, CNTs are modified on the surface of AB5Mg2Ni by chemical reduction to prepare embedded composite hydrogen storage alloy AB5CNTs, which are characterized and tested for electrochemical performance. The results show that the addition of CNTs effectively improves the hydrogen storage performance and electrochemical performance of the alloy, and its hydrogen storage capacity and discharge capacity reach 180 mAh/g and 280 mAh/g, respectively, which has great potential application value.Keywords: composite hydrogen storage alloy, AB5Mg2Ni, CNTs, preparation, performance
