金属相二硫化钼在能量储存与转化中的应用进展

Application progress of metallic phase of molybdenum disulfide for energy storage and conversion

金属相二硫化钼具有较大的层间距、较高的导电率以及丰富的活性位点,在能量储存与转化领域显示出广阔的应用前景。本文综述金属相二硫化钼在能量储存与转化中的研究进展。首先介绍金属相二硫化钼的晶体结构与电子结构,概述金属相二硫化钼的制备方法,即自上而下(锂插层剥离法)和自下而上(溶剂/水热法)等。然后总结金属相二硫化钼及其复合材料在能量储存与转化领域如氢析出反应、锂(钠)离子电池和超级电容器中的应用进展。最后指出目前金属相二硫化钼还存在合成工艺不可控和结构稳定性差等问题,而对其结构和性质之间的深入研究有望从根本上改善金属相二硫化钼的性能及其在能量储存与转化领域中的实际应用价值。

The metallic molybdenum disulfide exhibits large interlayer spacing,high electrical conductivity and abundant active sites,which shows wildly application prospects in the field of energy storage and conversion.The recent progress of metallic molybdenum disulfide in energy storage and conversion was reviewed.Firstly,the crystal and electronic structure of the metallic molybdenum disulfide were introduced,and the synthesis methods such as top-down(lithium intercalation stripping)and bottom-up(solvent/hydrothermal)were included.Then,the progress of metallic molybdenum disulfide and its composites in the fields such as hydrogen evolution reaction,lithium(sodium)ion batteries and supercapacitors were summarized.Finally,it is pointed out that the current challenges of metallic molybdenum disulfide are uncontrollable synthesis process and poor structural stability.The in-depth study on the structure and properties of metallic molybdenum disulfide is expected to fundamentally improve its performance and practical application in the field of energy storage and conversion.