Microporous carbon coated silicon core/shell nanocomposite via in situ polymerization for advanced Li-ion battery anode material

Abstract
A microporous carbon coated core/shell Si@C nanocomposite prepared by in situpolymerization exhibits a stable capacity of over 1200 mAh g−1 with 95.6% retention even after 40 cycles, which makes it a promising anode material for lithium ion batteries.