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机械合金化(Mg+Mg2 Ni)+TiO2合金的储氢性能
引用本文:赵强,王建军,程绍娟,彭忠梅,薛建伟,李晋平.机械合金化(Mg+Mg2 Ni)+TiO2合金的储氢性能[J].功能材料与器件学报,2007,13(4):375-378.
作者姓名:赵强  王建军  程绍娟  彭忠梅  薛建伟  李晋平
作者单位:太原理工大学精细化工研究所,山西太原,030024
摘    要:用机械合金化法合成了(Mg Mg2Ni) TiO2储氢合金,借助XRD分析了TiO2的加入对合金的物相结构的影响,SEM考察了合金的形貌.TiO2在合金的吸放氢过程中起到很好的催化作用,降低合金放氢温度并且提高合金储氢量,(Mg Mg2Ni) 10wt%TiO2合金在573K下的储氢量是5.84wt%.

关 键 词:机械球磨  储氢材料  TiO2  储氢性能
文章编号:1007-4252(2007)04-0375-04
修稿时间:2006-07-10

Hydrogen storage properties of mechanical milling alloy (Mg+Mg2Ni)+TiO2
ZHAO Qiang,WANG Jian-jun,CHEN Shao-juan,PENG Zhong-mei,XUE Jia-wei,LI Jin-Ping.Hydrogen storage properties of mechanical milling alloy (Mg+Mg2Ni)+TiO2[J].Journal of Functional Materials and Devices,2007,13(4):375-378.
Authors:ZHAO Qiang  WANG Jian-jun  CHEN Shao-juan  PENG Zhong-mei  XUE Jia-wei  LI Jin-Ping
Affiliation:Institute of Special Chemicals, Taiyuan University of Technology, Taiyuan 030024, China
Abstract:The hydrogen storage alloy(Mg+Mg2Ni)+TiO2 was synthesized by mechanical milling.The effect of the addition of TiO2 on alloy phase structure was analyzed by XRD and the grain size of the alloys was investigated by SEM.TiO2 has a catalytic effect on hydrogen absorption and desorption,and the alloy desorption temperature decreases and hydrogen storage capacity increases.The alloy(Mg+Mg2Ni)+10wt%TiO2 hydrogen storage capacity is 5.84wt% at 573K.
Keywords:Mechanical milling  Hydrogen storage material  TiO2  Hydrogen storage properties
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