Strategic synthesis of sponge-like structured SiOx@C@CoO multifunctional composites for high-performance and stable lithium-ion batteries

Sponge-like structured SiO x @C@CoO multifunctional composites improve the conductivity of SiO x , shorten the diffusion length and increase surface areas to enhance Li + diffusion, and accommodate the volume change, contributing to improved and stable lithium-ion batteries.