Journal Article Review CO2 reduction/evolution reaction Li‐CO2 batteries bending and stretching vibration carbon dioxide reduction cell configuration concentration polarization degradation mechanism depth of discharge direct recycling technology direct regeneration electrocatalysts electrochemical CO2 reduction electrochemical reconstruction electrolyzer design heterogeneous catalysis hydrogen‐bond localization of the phonon mode manganese‐based catalysts nanofluid phonon dispersion relation rection microenvironment recycling methods self‐assembled monolayer spent LIBs spent lithium‐ion batteries target repair three‐phase interface zinc metal batteries