Carboxylated cotton fiber-integrated PPy/PANI composites for high-performance flexible supercapacitor electrodes via TEMPO oxidation

Key Points

• The aim is to develop high-performance supercapacitor electrodes through the integration of carboxylated cotton fibers with conducting polymers.
• Used TEMPO oxidation to modify cotton fibers
• Created PPy/PANI composites integrated with modified fibers
• Evaluated capacitance and cycling stability over 1000 cycles
• Achieved a capacitance of 911 F g −1
• Showed a retention rate of 79.08% after 1000 cycles