Vanadium niobium carbide (VNbCT x ) bimetallic MXene derived V 5 S 8 –Nb 2 O 5 @MXene heterostructures for efficiently boosting the adsorption and catalytic performance of lithium polysulfide

@MX heterostructure exhibits a higher binding energy of 5.34 eV and a lower decomposition barrier energy of 0.68 eV, presenting potential advantages in accelerating the conversion reactions of LiPSs. Our research offers a straightforward approach for designing metal oxide-sulfide heterostructured catalysts that deliver superior performance and enhance the electrocatalytic conversion of LiPSs, clearing the path for high performance Li-S batteries.