Solid-state prealkylation of electrode architectures to tune solid electrolyte interphase composition

Key Points

• This research explores how to improve the electrochemical performance of Si anodes by addressing SEI composition.
• Investigated solid-state prealkylation techniques for electrode architectures.
• Analyzed the effects of SEI composition on Lithium-ion battery performance.
• Identified the role of irreversible Li consumption in the performance limitations of Si anodes.
• Highlighted the impact of fractures on the solid electrolyte interface formation.