Rapid flash heating of hard carbon: enhanced sodium storage via hierarchical graphitization

Key Points

• Enhanced sodium storage capacity observed with hierarchical graphitization of hard carbon, indicating better performance.
• Electrochemical testing reveals a significant improvement in sodium ion capacity and cycling stability.
• Analysis employs flash heating techniques to transform carbon structure, advancing material performance in energy storage.
• Findings support the potential for improved battery materials, emphasizing the need for further exploration in real-world applications.