Sustainable Synthesis of Hard Carbon with Abundant Ultramicropores via Magnesium-Ion Catalysis for Kinetically Accelerated Sodium Storage
Hard carbon (HC) is an extremely promising anode material for sodium-ion batteries (SIBs) and holds great commercial potential. However, its practical implementation is still constrained by insufficient low-voltage plateau capacity (<0.1 V), low initial Coulombic efficiency (ICE), and sluggish reaction kinetics. Here...