From PV waste to battery anodes: a roadmap for upcycling silicon via battery-grade purification and carbon-source engineering

Key Points

• The aim is to explore how waste silicon from photovoltaics can be transformed into high-quality anodes for batteries.
• Reviewed existing literature on silicon purification methods.
• Examined carbon-source engineering techniques for enhancing anode performance.
• Analyzed the relationship between purification and electrochemical properties.
• Identified effective purification strategies for upgrading photovoltaic silicon.
• Established links between carbon-source designs and improved anode performance.
• Highlighted sustainability benefits from recycling photovoltaic materials into battery components.