Asymmetric Orbital Hybridization at MXene-VO2-x Interface Stabilizes Oxygen Vacancies for Enhanced Reversibility in Aqueous Zinc-ion Battery

The MXene–VO 2− x cathode with asymmetric Ti–O–V orbital hybridization at the heterointerface for zinc-ion batteries is designed to stabilize the oxygen vacancies through charge transfer, thus efficiently boosting the electrochemical performance.