2024-07-06
Tailoring Electrode–Electrolyte Interface Using an Electron‐Deficient Borate‐Based Additive in <scp>MgTFSI<sub>2</sub></scp>‐<scp>MgCl<sub>2</sub></scp>/<scp>DME</scp> Electrolyte for Rechargeable Magnesium Batteries
2024-07-06 • Haiyan Fan, Xinxin Zhang, Jianhua Xiao, Wenjie Chen, Qiyuan Lin, Zi Shyun Ng, Yitao Lin, Yi Su, Ludi Pan, Yipeng Su, Shuaiyang Ren, Haowen Liu, Xua...
Rechargeable magnesium metal batteries need an electrolyte that forms a stable and ionically conductive solid electrolyte interphase (SEI) on the anodes. Here, we used molecular dynamic simulation, density functional theory calculation, and X‐ray photoelectron spectroscopy analysis to investigate the solvation structures and SEI compositions in electrolytes consisting of dual‐salts, magnesium bis(trifluoromethanesulfonyl)imide (MgTFSI 2 ), and MgCl 2 , with different additives in 1,2‐dimethoxyethane (DME) solvent.…