Rare-earth Co-doping Promotes High-capacity and Long-cycle Ni-rich Layered Oxide Cathodes via Lattice Stabilization and Interface Engineering

Key Points

• The research aims to improve the capacity and lifecycle of ni-rich layered oxide cathodes through rare-earth co-doping techniques.
• Investigated the effects of rare-earth co-doping on ni-rich layered oxide cathodes
• Analyzed structural stability and interfacial behaviors
• Utilized electrochemical testing to evaluate capacity and cycling performance
• Rare-earth co-doping significantly enhanced the structural stability of cathodes
• Observed a marked increase in capacity retention over multiple charge-discharge cycles
• Improved interfacial properties led to better overall battery performance

Abstract