富Ni层状材料在不同截止电压下(a)电化学特性及(b,c)XRD演变及(d)相应晶面示意图
(a) The electrochemical characterization, (b) two-dimensional contour plots of in-situ XRD evolution at C/10, and (c) the stacked (003) peak profiles of the in-situ XRD patterns with different upper cut-off voltages.