Atomically tailored heteroatom-doped hard carbon from structure-engineered coordination-crosslinked polymers for potassium-ion storage

Key Points

• Improved potassium-ion storage capacity is achieved with heteroatom-doped carbon materials, providing an innovative approach for battery applications.
• In this study, the potassium-ion storage capacity was notably enhanced, reaching values up to 300 mAh/g, showcasing significant potential for energy storage improvements.
• Analysis through coordination-crosslinked polymer techniques led to the formation of tailored heteroatom-doped hard carbon structures, enhancing overall battery efficiency.
• This work may enable advancements in sustainable energy solutions, though further exploration into commercial applicability is needed.