用氢化燃烧法合成了Mg2Ni,PCT实验结果说明了合成的镁基贮氢合金具有很高的活性和高贮氢量,553 K时达到3.40%.对Mg-Ni系的PCT结果作了处理,得出温度和氢平衡压的关系式:吸氢时lg(p/0.1 MPa)=-3469/T+6.639;放氢时lg(p/0.1 MPa)=-3 558/T+6.612.用XRD方法进行了物相分析,表明存在在Mg2Ni的氢化物.
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