Void-rich layered SiGe x alloys via in situ molten salt electrochemistry for high-performance lithium-ion battery anodes

Key Points

• The optimally synthesized SiGe 0.67 alloy delivers high capacity with remarkable cyclability.
• Key features include a unique lamellar structure that supports efficient lithium-ion transfer during cycling.
• Assessment using in situ molten salt electrochemistry results in superior rate capability for battery applications.
• The findings indicate significant potential for improved lithium-ion batteries, warranting further exploration for commercial use.

Abstract