Influence of Al Substitution for Mg on Phase Structure and Electrochemical Properties of La2MgNi7.5Co1.5 Hydrogen Storage Alloys

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Influence of Al Substitution for Mg on Phase Structure and Electrochemical Properties of La2MgNi7.5Co1.5 Hydrogen Storage Alloys
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                        Wang Dahui,Wu Yanjun,Yan Ruxu,Luo Yongchun,Kang LongWang Dahui,Wu Yanjun,Yan Ruxu,Luo Yongchun,Kang Long

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Key words:hydrogen storage alloy; substitution al for mg; X-ray diffraction; electrochemical properties

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[1]Wang Dahui,Wu Yanjun,Yan Ruxu,Luo Yongchun,Kang Long.Influence of Al Substitution for Mg on Phase Structure and Electrochemical Properties of La2MgNi7.5Co1.5 Hydrogen Storage Alloys[J].Rare Metal Materials and Engineering,2008,37(1):45-49.

[2]Xin Shewei,Zhao Yongqing,Zeng Weidong.Influence of Substitution of Al for Mg on the Electrochemical Cyclic Stability of La2MgNi7.5Co1.5 Hydrogen Storage Alloy[J].Rare Metal Materials and Engineering,2008,25(1):40-44.

[3]Wang Dahui,Zhong Yanping,Yan Ruxu,Luo Yongchun and Kang Long.Phase Constitution and Electrochemical Characteristics of La2Mg0.9Al0.1Ni7.5-xCo1.5Mnx Hydrogen Storage Alloys[J].Rare Metal Materials and Engineering,2010,39(1):27-31.

[4]Wang Dahui,Luo Yongchun,Kang Long,Yan Ruxu.Phase Structures and Electrochemical Performances of La0.67Mg0.33Ni3.0-xAlx (x=0.0～0.35) Hydrogen Storage Alloys[J].Rare Metal Materials and Engineering,2006,35(9):1379-1382.

[5]XU Jian-yi,YAN Ru-xu,LUO Yong-chun,ZHANG Yin,CHEN Jiang-ping.Effects of Substitution of Co for Ni on the Structure and Electrochemical Properties of La-Mg-Ni System A2B7-type Hydrogen Storage Alloys[J].Chinese Rare Earths,2011,32(5).

[6]Zhong Chenglin,Chao Dongliang,Zhu Ding,Chen Yungui,Wu Chaoling and Xu Chenghao.Effects of Co Substitution for Ni on Microstructures and Electrochemical Properties of LaNi3.8 Hydrogen Storage Alloys[J].Rare Metal Materials and Engineering,2014,43(3):519-524.

[7]WANG Rui-fen,ZHANG Yin,XU Jian-yi,ZHANG Yang-huan.Effects of Cu-P Coatings on Electrochemical Properties of La0.75Mg0.25Ni3.2Co0.2Al0.1 Hydrogen Storage Alloy Electrode[J].Journal of Materials Engineering,2013(5):44-47,52.

[8]Xu Jianyi,Yan Ruxu,Wang Dahui,Luo Yongchun,Xu Guangsheng,Kang Long.Phase Structure and Electrochemical Properties of La0.75Mg0.25Ni3.5-xAlx(x=0～0.3) Hydrogen Storage Alloys of A2B7 Type[J].Rare Metal Materials and Engineering,2007,36(2):349-353.

[9]Qu Xinxin,Ma Liqun,Jin Chuanwei,Zhao Xiangyu and Ding Yi.Effects of Fluorination Treatment on Electrochemical Properties of La0.67Mg0.33Ni2.25Co0.75 Hydrogen Storage Alloy[J].Rare Metal Materials and Engineering,2011,40(3):543-546.

[10]liguohui and huanghongxia.Effect of Fluorination on Properties of La0.94Mg0.06Ni3.49Co0.73Mn0.12Al0.20 Hydrogen Storage Alloy[J].Fine Chemicals,2016,33(8).

[11]Influence of the synthesis route on hydrogen sorption properties of La2MgNi7Co2 alloy[J].International Journal of Hydrogen Energy

[12]Chen Weidong,Liu Xiangdong,Liu Xiao,Che Guangdong.Phase Structure and Electrochemical Properties of Rare Earth Based Hydrogen Storage Alloys[J].Journal of Rare Earths,2004,22(Z1).

[13]Zhang Hui,Wang Ting,Cao Zhongqiu and Zhang Guoying.Preparation and Electrochemical Properties of Mg58Al42 Hydrogen Storage Alloy[J].Rare Metal Materials and Engineering,2009,38(3):536-540.

[14]HUANG Xiantun,LU Zhao,QING Peilin and QIN Changsheng.Study on the Hydrogen Storage Properties and Electrochemical Performance of La0.7-xPrxZr0.1Mg0.2 Ni2.75 Co0.45 Fe0.1 Al0.2(x=0.00,0.05,0.10,0.15,0.20)Alloys[J].Materials Review,2016,30(6):33-37.

[15]DING Xiao-xia,LIU Xiao-gang,CHEN Le-le,HOU Zhong-hui,ZHANG Guo-fang,ZHANG Yang-huan.Influence of Substituting Mg with La on Electrochemical Hydrogen Storage Properties of Mg_2Ni-type Alloys[J].Metallic Functional Materials,2011,18(6):20-26.

[16]Zhou Xiaoxiao,Chen Yungui,Yan Yigang,Liang Hao,Wu Chaoling,Tao Mingda.Hydrogen Storage Properties of V-Ni Binary Alloys[J].Chinese Journal of Rare Metals,2007,31(1):38-42.

[17]Wu Chaoling,Chen Yungui,Li Feng,Tang Dingxiang,Li Meng,Tu Mingjing.Electrochemical Properties of Strip Casting LPCNi3.55Co0.75Mn0.4Al0.3 Hydrogen Storage Alloys[J].Journal of Rare Earths,2002,20(5):517-521.

[18]Jiang Jianjun.Electrochemical Properties and Structural Analysis of Non-Stoichiometric Hydrogen Storage Alloys[J].Rare Metal Materials and Engineering,1997,14(3):14-17.

[19]Jing Hai,Zhang Shuguang,Zhang Shaoming,Guo Hong,Ma Zili,Lu Caitao and Shi Likai.Electrochemical Properties and Rietveld Analysis of Gas Atomized AB_5 Hydrogen Storage Alloys with Low Co Content[J].Chinese Journal of Rare Metals,2001(4).

[20]Jiang Weiqing,Zhou Zhengcheng,Huang Chunyu,Lan Zhiqiang and Guo Jin.Hydrogen Storage Properties of As-Cast and Annealed La1.9Ti0.1MgNi9 Alloys[J].Rare Metal Materials and Engineering,2010,39(11):1888-1892.

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[Wang Dahui, Wu Yanjun, Yan Ruxu, Luo Yongchun, Kang Long. Influence of Al Substitution for Mg on Phase Structure and Electrochemical Properties of La2MgNi7.5Co1.5 Hydrogen Storage Alloys[J]. Rare Metal Materials and Engineering,2008,37(1):45~49.]
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Received:January 04,2007
Revised:January 04,2007
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