Lingnan University Scholar Co-Develops Fast-Charging Anode-Free Sodium Battery Design

A recent study has introduced a significant advancement in fast-charging sodium batteries, offering a potential alternative to lithium-ion batteries. The research, co-developed by a scholar from Lingnan University, focuses on anode-free sodium batteries and their ability to charge rapidly while addressing environmental concerns associated with lithium mining and disposal. The findings have been published in a leading international scientific journal.

The study highlights the charging and discharging processes of anode-free sodium batteries. During charging, sodium metal deposits on an aluminum current collector, and during discharging, the sodium returns to the cathode. This design eliminates the need for an anode material, which simplifies production and reduces costs. Sodium-based batteries are being explored as a more sustainable option due to the abundance of sodium compared to lithium. Researchers aim to address challenges such as energy density and long-term stability while maintaining environmental sustainability.

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Source: GO-AI-ne1

Date: September 11, 2025

Author

Mark Chiang