Supramolecular gel-derived NiCo-N-doped porous carbon/CNT hybrid-modified separator enabling enhanced polysulfide redox kinetics and effective shuttle suppression in lithium–sulfur batteries

Puntos clave

• This study aims to explore the effects of separator modification on polysulfide migration and reaction kinetics in lithium–sulfur batteries.
• Developed a NiCo-N-doped porous carbon/CNT hybrid-modified separator
• Evaluated the effect on polysulfide migration suppression and reaction kinetics
• Assessed performance improvements in lithium-sulfur batteries
• The modified separator significantly reduced polysulfide migration.
• Enhanced reaction kinetics were observed, improving battery efficiency.
• Overall battery performance showed a marked increase compared to conventional separators.