Synergistic Mg/Cu co-doping toward optimizing phase transitions across the full voltage window in P2-type sodium-ion cathodes

Key Points

• Enhanced electrochemical performance observed across a full voltage window in sodium-ion cathodes, indicating improved efficiency.
• Co-doping with magnesium and copper significantly optimizes phase transitions, leading to superior material properties.
• Experimental assessment utilizing advanced techniques evaluates the impact of co-doping on sodium-ion cathodes' voltage stability.
• Findings suggest that this co-doping strategy may improve the performance of sodium-ion batteries in practical applications.