摘要：Due to the enhanced electrochemical activities,mixed metal oxides offer new and fascinating opportunities for high-performance supercapacitor ***,sluggish ionic and electronic kinetics within the electrode fundamentally limit further improvement of their electrochemical *** compensate for the deficiency,a flexible electrode(CNTF/Ni-Co-Mn-Mo NS/CNTN)composed of vertically-aligned areolate quaternary metal oxide nanosheets sandwiched between carbon nanotubes(CNTs)is constructed in this study,which demonstrates a unique hierarchical porous structure that can provide three-dimensional transport channels for both ions and *** vertically aligned areolate quaternary metal oxide nanosheets enable increased exposed surface area and paths for ion transport,diffusion and redox reactions,resulting in an evident enhancement in electrochemical ***,the CNT networks provide improved conductivity,which can accelerate the electron *** a result,the flexible supercapacitor based on the CNTF/Ni-Co-Mn-Mo NS/CNTN electrode demonstrates a specific areal capacitance of 3738 m F cm^-2,corresponding to a high energy density of 1.17 m W h cm^-2,which outperforms most of the flexible devices reported ***,excellent flexibility of up to 180°bend and superior performance stability of 87.87%capacitance retention after 10,000 charge-discharge cycles can be *** unique design opens up a new way in the development of flexible energy storage devices with high performance.

摘要：定量分析是粉末X衍射中的重点和难点,作者在多次教学实践的基础上,探讨了主要定量分析方法的理论基础,设计了定量分析操作的标准流程,期望能为《粉末X射线衍射》的教和学起到一定帮助。