Back Cover: Nanorod and Nanoparticle Shells in Concentration Gradient Core-Shell Lithium Oxides for Rechargeable Lithium Batteries (ChemSusChem 12/2014)
The core–shell structure greatly suppressed the shuttle effect of the lithium–selenium battery and the robust carbon shells could remain unbroken even after 100 cycles and flexibly accommodate to the volume change of selenium cores.