It is reported that heat treated Ni MH battery using typy AB 2 alloy as the negative electrodes could improve its durability significantly,which is very important for the application of type AB 2 alloy in Ni MH battery.

• 负极为AB2型合金的电池经过热处理，可显著改善电池寿命特性，为AB2型合金在MH－Ni电池中的应用提供了重要条件。