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storage alloys is very limited. Key words: La-Mg-Ni system electrode alloy; rapid quenching technology; microstructure; cycling stability 由于Ni-MH电池具有高的容量, 耐过充过放性能好, 优良的高倍率充放性能, 环境友好并可与Ni-Cd电池互换等优点, 其应用...文章编号: 1004-0609(2005)05-0705-06 铸态及快淬态La-Mg-Ni系 (PuNi3型)贮氢合金的循环稳定性 张羊换1, 2, 董小平1, 王国清2, 郭世海2, 任江远1, 王新林2 (1. 内蒙古科技大学 材料学院, 包头 0140101; 2. 钢铁研究总院 功能材料研究所, 北京 100081) 摘 要: 用铸造及快淬工艺制备了La-Mg......
of La-Mg-Ni system (PuNi3-type) hydrogen storage alloy ZHANG Yang-huan1, 2, LI Bao-wei2, REN Hui-ping2, DONG Xiao-ping1, ZHAO Xiao-long2, WANG Xin-lin1 (1. Department of Functional Material... the electrochemical cycle stability of La-Mg-Ni system (PuNi3-type) hydrogen storage alloy, B was added to La2Mg(Ni0.85Co0.15)9 alloy. La2Mg(Ni0.85Co0.15)9Bx (x = 0, 0.05, 0.10, 0.15, 0.20) hydrogen......
DOI:10.19476/j.ysxb.1004.0609.2019.05.16 Zn替代对AB3型La-Mg-Ni合金相结构和电化学性能的影响及其失效行为 李一鸣,刘卓承,张羊换,任慧平 (内蒙古科技大学 内蒙古自治区白云鄂博矿多金属资源综合利用重点实验室,包头 014010) 摘 要:研究了La2Mg(Ni1-xZnx)9 (x=0.1, 0.15, 0.2)合金的组织结构,储氢...果,提出含Zn合金性能改进的关键在于降低合金吸放氢平台压并抑制AB2型相的含量. 关键词:La-Mg-Ni系储氢合金；Zn；电化学性能；失效行为 文章编号:1004-0609(2019)-05-1028-13 中图分类号:TG146.1 文献标志码:A 镍氢电池是目前广泛应用的二次电池,其性能同......
and the oxidation/corrosion of the active elements reduced. Key words: La-Mg-Ni alloy; Ni/MH batteries; structure; hydrogen storage alloys; p-c-t curve; electrochemical properties CLC number: TG139.7...Article ID: 1003-6326(2005)06-1351-05 Structure and electrochemical properties of La-Mg-Ni system hydrogen storage alloys with different Co contents WANG Jian-hui(王建辉), ZHONG Kai(钟 凯), DING......
used to prepare La-Mg-Ni system hydrogen storage alloys. The effects of magnesium content and heat-treatment process on the alloys properties were studied. When the alloy with 1.09%(mass fraction) Mg... increases. This method is simple to be suitable for production on a large scale. Key words: La-Mg-Ni; hydrogen storage alloy; structures; properties; double-roller rapid quenching 1 Introduction......
stability of La-Mg-Ni system (PuNi3-type) hydrogen storage alloy, Ni in the alloy was partly substituted by Al, and La0.7Mg0.3Ni2.55-xCo0.45Alx (x=0, 0.1, 0.2, 0.3, 0.4) hydrogen storage alloys were... rate on the cycle stability of the alloy gradually decreases with the increase of the Al content. Key words: La-Mg-Ni system hydrogen storage alloy; substituting Ni with Al; microstructures; cycling......
电沉积制备La-Mg-Ni贮氢合金薄膜及其性能的研究 李晓峰1,姬娜娜1,董会超1,夏同驰1,梅金富1 (1.郑州轻工业学院,河南省表界面科学重点实验室,河南,郑州,450002) 摘要:采用恒电流沉积方法在水溶液中沉积出LaMgNi_4合金薄膜.利用循环伏安,模拟电池充放电循环,扫描电镜(SEM)以及X射线衍射(XRD)等方法研究了电沉积合金薄膜的电化学性能和表面形貌及结构.结果表明,该合金薄膜作为贮氢电极具有较好的电化学性能,其电化学活性高,活化性能好,首次充放电比容量达398 mAh/g. 关键词:电沉积; 镧镁镍贮氢合金; 薄膜; 电化学性能; electrodeposition; La-Mg-Ni hydrogen storage alloy; film; electrochemical capacity; [全文内容正在添加中] ......
quenching can improve the stability of La-Mg-Ni based electrode alloy but lowers the discharge plateau voltage and decreases the plateau length. The effect of rapid quenching on the activation... since the theoretical capacity of LaNi5 is about 372 mA?h/g. Several new and good hydrogen storage alloys were reported recently. One of the most promising candidates is the La-Mg-Ni based alloy......
electrodeposit Cu film on the La2Mg0.9Al0.1Ni7.5Co1.5 hydride electrodes surface. Key words: hydrogen storage alloy; electrodeposition; La-Mg-Ni alloy; electrochemical properties ...; 1 Introduction Recently, the study on the structural and electrochemical the properties of La-Mg-Ni based alloy shows that La2MgNi9 alloy with PuNi3 type structure is one......
Single phase A2B7-type La-Mg-Ni alloy with improved electrochemical properties prepared by melt-spinning and annealingYiming Li,Zhuocheng Liu,Guofang Zhang,Yanghuan Zhang,Huiping RenKey Laboratory of Integrated Exploitation of Bayan Obo Multi-Metal Resources,Inner Mongolia University of Science and Technology摘 要:La-Mg-Ni alloys were prepared by melt......
