Zn含量对岩盐型高熵氧化物储锂性能的影响

陈诗洁, 鲍梦凡, 林娜, 杨海琴, 冒爱琴

Effect of Zn Content on Lithium Storage Properties of Rock Salt Type High Entropy Oxides

CHEN Shijie, BAO Mengfan, LIN Na, YANG Haiqin, MAO Aiqin

图7 Zn0.28电极首次(a, b)和第三次(c, d)循环过程中的原位阻抗；三电极的初始阻抗(e)及对应低频区的ω-1/2与Z′的关系图(i)；电极在循环前、3和100次后的电化学阻抗谱和等效电路：Zn0.12 (f), Zn 0.2 (g)，Zn0.28 (h)以及相对应低频区的ω-1/2与Z′的关系图(j~l)

Fig.7 In-situ EIS during the first (a, b) and third (c, d) cycles of Zn0.28 electrode. EIS measurements of the three electrodes before cycling (e) and corresponding plots of Z' against ω-1/2 in the low-frequency region (i); EIS spectra together with the equivalent circuit before cycling, after 3 and 150 cycles: Zn0.12 (f), Zn 0.2 (g), Zn0.28 (h) and the corresponding plots of Z′ against ω-1/2 in the low-frequency region (j~l)