The rate capability of the alloys is improved after plating, due to the fine particles formed through hydrogen crisping and the nickel layer contributed to the conductivity of electrodes.

镀镍层有利于贮氢合金氢化物电极大电流放电，这种作用源于微包覆过程中氢脆引起合金颗粒的细化与表面镀层增强了电极的导电性。