Improved Cycle Life and Li-Ion Transport Parameters at Low Temperature in Boron and Tin Co-Doped Ni-Rich NMC Cathodes

Key Points

• This research aims to enhance cycle life and lithium-ion transport parameters in ni-rich NMC cathodes by co-doping with boron and tin.
• Utilized boron and tin co-doping strategy for ni-rich layered oxides
• Evaluated lithium-ion transport and structural integrity at low temperatures
• Conducted performance tests to assess cycle life under various conditions.
• Significant improvement in cycle life after boron and tin co-doping
• Enhanced lithium-ion transport parameters observed at low temperatures
• Reduced structural degradation and interfacial instability, leading to better battery performance.