| abstract |
The present invention relates to a kind of high Fe content manganese base sodium-ion battery positive material and preparation method thereof, belong to sodium-ion battery technical field.The chemical composition of high Fe content manganese base sodium-ion battery positive material of the present invention is Na 2/3 Mn 0.5 Fe 0.4 Mg 0.1 O 2 , the reversible specific capacity that iron content is favorably improved material is improved, and the doping of magnesium is favorably improved cyclical stability.The present invention relates to the preparation method of material to beļ¼Sodium source, manganese source, source of iron and doping metals source power are well mixed, compound stalk forming again after the processing of first low-temperature bake, high-temperature roasting is then carried out, obtains product of the present invention.The inventive method technique is simple, and cost is cheap, is easy to large-scale production. |