金属有机骨架化合物及其衍生物在锂硫电池中的应用研究

Application Study on Metallic Organic Framework Compounds in Lithium-sulfur Batteries

  • 摘要: 在全世界积极倡导开发清洁能源的时代背景下,锂硫电池因其具有高比容量、高比能量以及原料廉价易得等优点,成为电池研究中的热点。锂硫电池的发展仍存在较多障碍,例如正极材料导电性能差、多硫化物存在穿梭效应以及在充放电过程中电极体积发生变化等,为了解决这些问题,研究者们将金属有机骨架化合物及其衍生物应用到锂硫电池中。综述了近几年金属有机骨架化合物及其衍生物在锂硫电池中的应用研究进展,重点讨论了其在正极材料中的应用。

     

    Abstract: Under the background of global advocacy for the development of clean energy, lithium-sulfur battery has become a hot spot in battery research because of its high specific energy and easy access to raw materials. However, there are still many obstacles in the development of lithium-sulfur batteries, such as poor conductive performance of positive electrode materials, shuttle effect of polysulfides and electrode expansion during charging and discharging. In order to solve the above problems, the researchers apply the metallic organic framework compound into the lithium-sulfur battery. Here is reviewed the research progress of the metallic organic framework compound in lithium-sulfur battery in recent years, and mainly discussed its application in the positive-electrode materials.

     

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