为了提高低钴AB5型贮氢合金的电化学循环稳定性,在低钴AB5型贮氢合金中加入微量的硼,用真空快淬工艺制备了稀土系低钴AB5型MmNi3.8Co0.4Mn0.6Al0.2Bx(x=0,0.1,0.2,0.3,0.4)贮氢合金,分析测试了铸态及快淬态合金的电化学性能及微观结构,研究了硼对铸态及快淬态合金微观结构及循环寿命的影响.结果表明,硼能大幅度提高铸态及快淬态低钴AB5型贮氢合金的电化学循环稳定性,但其作用机理是完全不同的.
参考文献
[1] | RozdzynskaKielbik B;Iwasieczko W et al.[J].Journal of Alloys and Compounds,2000,298:237-243. |
[2] | Smith G;Goudy A J .[J].Journal of Alloys and Compounds,2001,316:93-98. |
[3] | Daniel Chartouni;Felix Meli;Andreas Züttel et al.[J].Journal of Alloys and Compounds,1996,241:160-166. |
[4] | Li Chuanjian;Wang Xinlin;Li Xiumei et al.[J].Electrochimica Acta,1998,43:1839-1842. |
[5] | Daniel Chartouni;Felix Meli;Andreas Zuttel et al.[J].Journal of Alloys and Compounds,1996,241:160-166. |
[6] | Tetsuo Sakai;Keisuke Oguro et al.[J].Journal of the Less-Common Metals,1990,161:193-202. |
[7] | 江建军,雷永泉,孙大林.提高AB5型贮氢合金电极材料循环寿命的途径[J].稀有金属材料与工程,1993(03):68-74. |
[8] | Mishima R;Miyamura H;Sakai T et al.[J].Journal of Alloys and Compounds,1993,192:176-178. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%