Two-Phase Niobium-Nickel Oxide Anode

Ultrafast Charge-Discharge

Constructing Nb2O5/NiNb2O6 two-phase boundaries with lattice defects simultaneously boosts electron and lithium-ion transport, enabling ultrafast charge-discharge and structural stability at high power densities.

Chen, Haiting · Cheng, Haoyan · Hangchen, Liu · Hu, Yibo · Yuan, Tongtong · Dai, Shuge · Liu, Meilin · Hu, Hao

Journal of Materials Science and Technology 2023

Specifications

Li diffusion coefficient

{'zh': '10', 'en': '10'} cm2 s

capacity at C

{'zh': '222.8', 'en': '222.8'} mAh g

ultrahigh rate C

{'zh': '66.7', 'en': '66.7'} mAh g

cycles at C

{'zh': '', 'en': '83.4'} mAh g