可充电镁电池负极材料及界面化学的研究进展

文恬恬, 岳继礼, 熊方宇, 袁媛, 黄光胜, 王敬丰, 潘复生

Research Progress on Anode Materials and Interfacial Chemistry for Rechargeable Magnesium Batteries

WEN Tiantian, YUE Jili, XIONG Fangyu, YUAN Yuan, HUANG Guangsheng, WANG Jingfeng, PAN Fusheng

图3 界面钝化：TFSI $^{-}$ 、[Mg⁺-TFSI $^{-}$ ]及[Mg²⁺-TFSI $^{-}$ ]的解离能^[41]；配位溶剂分子的不稳定性^[42]；电解液溶剂化结构的结合能和电荷态^[43]

Fig.3 Passivation mechanisms
(a) bond dissociation energy (BDE) of TFSI

^{-}

, [Mg⁺-TFSI

^{-}

], and [Mg²⁺-TFSI

^{-}

]^[41]
(b) instability of the coordinated solvents^[42] (G1—monoglyme, G2—diglyme, G3—triglyme, DMS—dimethyl sulfone, TMS—tetramethylene sulfone, ACN—acetonitrile, E_red—reduction potentials)
(c) binding energy and charge state of solvated structure in electrolytes^[43]