复相La-Mg-Ni系贮氢合金的退火研究进展

Development of annealing treatment for multi-phase La-Mg-Ni series hydrogen storage alloy

退火处理对复相La-Mg-Ni系贮氢合金的组织和电化学行为影响较大,介绍了近年来La-Mg-Ni系贮氢合金退火后,合金中Mg含量、微观结构、压力-组成-温度(PCT)特性曲线以及电化学行为的研究状况。分析了复相La-Mg-Ni系贮氢合金的发展应用仍需解决的问题,旨在为提高贮氢合金的电化学性能提供思路和依据。

The influence of annealing on microstructure and electrochemical behavior of multi-phase La-Mg-Ni series hydrogen storage alloy is of significance.The research status of optimizing Mg content,microstructure,pressure-component-temperature（PCT）characteristic curve and electrochemical behavior of the alloy is introduced,and it is to point out that the ought to solve problems of La-Mg-Ni series hydrogen storage alloy are to provide thought and basis for enhancing the electro-chemical properties of the alloy series.