Toward Unified Interphase Engineering: The Solid-Electrolyte Interphase in Batteries and Supercapacitors

Key Points

• The aim is to optimize the solid-electrolyte interphase to improve performance in both batteries and supercapacitors.
• Analyzed the properties of solid-electrolyte interphase in various electrochemical systems.
• Conducted experiments to evaluate energy density and power capability.
• Compared cycle life of batteries and supercapacitors utilizing enhanced interphases.
• Identified key characteristics of the solid-electrolyte interphase that influence performance.
• Demonstrated improved energy density in combined battery-supercapacitor systems.
• Showed extended cycle life for devices with engineered solid-electrolyte interphase.