Dual-activator strategy to facilely tune pore structure of lignin-based porous carbon for high performance supercapacitors

Key Points

• This research aims to optimize the pore structure of lignin-based porous carbon to improve supercapacitor performance.
• Developed a dual-activator strategy to regulate pore structure.
• Characterized the hierarchical pore structures of the carbon materials produced through this method.
• Evaluated the performance of the resultant supercapacitors under varying conditions.
• Achieved a significant increase in specific capacitance compared to conventional methods.
• Demonstrated superior energy density and power density metrics for the tuned materials.
• Observed a stable cycling performance over numerous charge-discharge cycles.