首页|The positive role of the single crystal morphology in improving the electrochemical performance of Li-rich cathode materials

The positive role of the single crystal morphology in improving the electrochemical performance of Li-rich cathode materials

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? 2022 Elsevier B.V.Submicron-sized single crystal Li1.2Mn0.54Ni0.13Co0.13O2 was prepared to enhance the structural stability and lithium ion migration rate of Li-rich cathode materials. The preparation process of single crystal particles was beneficial for materials with good layered structures and low cation mixing degrees. Due to the single crystal morphology of the materials, the particles remained intact without cracks after cycling, which reduced side reactions between the cathode material and electrolyte, thus preventing the structural phase transformation. The preparation of submicron-sized single crystal particles provides a new strategy to improve the electrochemical properties of Li-rich cathode materials.

Cycle performanceLi-rich cathode materialsLithium-ion batteriesSingle crystal

Su Y.、Wang M.、Chen L.、Li N.、Zhang M.、Chen Y.、Liu J.、Li Y.

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Beijing Institute of Technology Chongqing Innovation Center

China Academy of Machinery Science and Technology Group Co. Ltd

Luoyang E-energy storage and transformation system Co. Ltd

2022

Journal of Alloys and Compounds

Journal of Alloys and Compounds

EISCI
ISSN:0925-8388
年,卷(期):2022.905
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