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">Keyword: magnesium nickel base alloys; hydrogen storage alloys; hydriding dehydriding; Received: 2000-01-24 金属或合金氢化物在可充电的Ni/MH二次电池中作为氢电极, 在充放电的过程中吸收和释放氢. 作为电极材料的氢化物合金有AB5型.... 对于镁镍非晶合金, 提高合金中的镍含量可有效地改善其吸放氢性能 [2] . 加入第三组元, 能明显影响镁镍非晶的形成能力, 且可改变非晶合金的吸放氢性能 [3] . Ti合金元素是一种吸氢放热性金属, 具有稳定金属氢化物的性质. Ti与Ni通过机械合金化能在很宽的成分范围内形成非晶合金 [4] ; Ti与Mg也可以......
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, many studies of MgNi-based amorphous hydrogen storage alloys focused on improving its cycle life by means of element substitution[4, 5]. Recently it was found that partial substitution of Ti for Mg... hydrogen storage alloys [J]. Z Phys Chem Bd, 1994, 183: 379-384. [2] XU Yi-jun, TANG You-gen, HUANG Bo-yun. Progress in research on Mg-Ni based hydrogen storage alloys [J]. Mater Rev, 2003, 17(12......
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Effect of ball milling on hydrogen storage of Mg3La alloy SUN Tai1,ZHU Min1,DONG Hanwu1,OUYANG Liuzhang1 (1.School of Mechanical Engineering, South China University of Technology, Guangzhou 510641, China) Abstract:Hydrogen storage and microstructure of ball milled Mg3La alloy were investigated by X-ray diffraction and pressure-composition-isotherm measurement. The ball milled Mg3La alloy could......
Electrochemical performances of AB5-type hydrogen storage alloy modified with Co3O4 ZHANG Qing-qing1, SU Geng2, LI Ao-sheng1, LIU Kai-yu1 1. School of Chemistry and Chemical Engineering, Central...: Anodic electrodes with the mixture of hydrogen storage alloys and different contents of Co3O4 (2%, 4%, 6% and 8%, mass fraction) powders were made. The effects of Co3O4 on the electrochemical performance......
Effect of photocatalyst on performance of LaNi5 hydrogen storage alloy electrodes LI Min-shan(李民善), TANG You-gen(唐有根), WANG Jia-li(王佳力), YANG Hai-hua(杨海华), WAN Wei-hua(万伟华) School of Chemistry and Chemical Engineering, Central South University, Changsha 410083, China Received 15 July 2007; accepted 10 September 2007 Abstract: Photocatalyst hydrogen storage alloys(PHSA) with different......
Comp, 2004, 14(6): 1020-1024. [7] 房文斌, 张文丛, 于振兴, 王尔德. 镁基储氢材料的研究进展[J]. 中国有色金属学报, 2002, 12(5) : 853-862.FANG Wen-bin, ZHANG Wen-cong, WANG Er-de. Recent development of Mg-based hydrogen storage material[J.... 贮氢材料[M]. 北京: 化学工业出版社, 2002.HU Zi-long. Storage material[M]. Beijing: Chemical Industry Press, 2002. [2] MARTIN M, GOMMEL C, BORKHART C, FROMM E. Absorption and desorption kinetics of hydrogen......
Synthesis of Mg-based composite material with in-situ formed LaH3 and its hydrogen storage characteristicsJiasheng Wang1,2,Yuan Li3,Ting Liu3,DANDan Peng3,Shumin Han1,31. State Key Laboratory... NiH4-LiBH4 and commercial MgH2, respectively. The improvement in hydrogen storage properties is attributed to the fact that LaH3 promotes the generation of nano-sized spongy Mg structure, which has good......