锂离子电池单颗粒动力学表征方法综述

左安昊, 方儒卿, 李哲

Kinetic characterization of electrode materials for lithium-ion batteries via single-particle microelectrodes

Anhao ZUO, Ruqing FANG, Zhe LI

图16 (a) 凹坑式单颗粒微电极的制备过程[116]；(b) 特制电池示意图[116]；(c) 凹坑式单颗粒微电极的SEM图[116]；(d) 离子堵塞电极体系示意图及其等效电路模型[116]；(e) 基于等效电路模型拟合得到的电阻值和电容值与颗粒粒径的关系[116]

Fig. 16 (a) The fabricating process of pit-style single-particle microelectrodes[116]; (b) Schematic of the specially designed cell[116]; (c) SEM image of the pit-style single-particle microelectrode[116]; (d) Schematic of the ion-blocking electrode and its equivalent circuit model[116]; (e) Relationship between resistance, capacitance, and particle size fitted based on the equivalent circuit model[116]