Hierarchical poly(2-aminothiophenol)/Co–Ni heterostructures with nanoflake–nanoneedle architecture for high-performance supercapacitors

Key Points

• This research aims to develop a new structure for supercapacitors using hierarchical poly(2-aminothiophenol) and Co–Ni heterostructures.
• Developed hierarchical P2‑ATH nanoflakes grown on Co–Ni nanoneedles.
• Created an interpenetrating porous network to enhance performance.
• Conducted assessments on the efficiency of ion and electron transport.
• Achieved improved charge storage capacity due to the efficient porous network.
• Demonstrated rapid ion and electron transport rates, enhancing supercapacitor performance.