锂离子蓄电池正极材料Li_(1+δ)V_3O_8的结构和研究进展

Research progress and structure of Li_(1+δ)V_3O_8 cathode materials for lithium-ion rechargeable batteries

综述了锂钒氧化物Li1+δV3O8的结构特点、作为正极材料时的工作机理、各种制备方法及其掺杂改性的研究。着重论述了锂钒氧化物Li1+δV3O8的制备方法及其对电化学性能的影响,比较了不同制备方法的优劣。最后指出了掺杂改性研究的可能方向。

The structural characteristics,the working mechanism as a cathode material,various synthetic methods and the recent research progress of doped modification of lithium vanadium oxides Li_(1+δ)V_3O_8 are summarized in this paper.The emphases are placed on synthetic methods of lithium vanadium oxide Li_(1+δ)V_3O_8 and the effects of different synthetic methods on the electrochemical performances of modified materials.Various synthetic methods of lithium vanadium oxides Li_(1+δ)V_3O_8 are compared.Finally,the possible directions of doped modification techniques are proposed.