合金型负极预锂化技术研究进展

张策, 李思吾, 谢佳

Research progress on the prelithiation technology of alloy-type anodes

Ce ZHANG, Siwu LI, Jia XIE

图5 (a) Li-Bp复合物氧化还原电位对硅基负极化学锂化与SEI膜形成的机理示意图[36]；(b) Li-Bp在DME、THF和2-Me-THF三种醚中分别形成的Li-Bp-溶剂络合物的几何构型和HOMO能级以及循环伏安曲线[37]；(c) Li-Bp在DME与THP中形成的Li-Bp-溶剂络合物的几何构型[38]；(d) 对辊预锂化Sn电极方法示意图[39]

Fig. 5 (a) Schematic diagram describing chemical lithiation of Si-based anodes and SEI formation depending on redox potential of the Li-BP complex[36]; (b) geometrical configurations and HOMO energy levels of the Li-Bp-solvent complexes formed by Li-Bp in three ethers solvent of DME, THF, and 2-Me-THF, respectively[37]; (c) geometrical configurations of the Li-Bp-solvent complexes formed by Li-Bp in three ethers solvent of DME and THP[38]; (d) schematic illustration of roll-to-roll prelithiation method on Sn electrode[39]