Unlocking vanadium dichalcogenide monolayers (V2Se2 and V2Te2) for high-performing sodium-ion batteries: From experiment to first-principles

Key Points

• Performance of sodium-ion batteries significantly improves with vanadium dichalcogenides like V2Se2 and V2Te2 as electrode materials.
• Tests show enhanced charge capacity and stability over typical sodium-ion battery electrodes.
• Employing first-principles calculations aids in understanding these materials on a molecular level, revealing their strengths.
• Potential applications highlight the importance of these findings for next-gen energy storage solutions.