University of Surrey Develops Advanced Lithium-Ion Battery Design for Electric Vehicles and Devices

Researchers at the University of Surrey's Advanced Technology Institute have developed a new lithium-ion battery anode that significantly enhances energy storage capacity and stability. The 'Vertically Integrated Silicon-Carbon Nanotube' (VISiCNT) structure can store over 3500 mAh/g, far exceeding traditional graphite batteries. This innovation could improve the performance and lifespan of electric vehicles and portable electronics, supporting the UK's energy storage demands.

Published Mar 27, 2026

A new lithium-ion battery anode developed by researchers at the University of Surrey's Advanced Technology Institute could enhance the range of electric vehicles and lifespan of portable devices. The 'Vertically Integrated Silicon-Carbon Nanotube' (VISiCNT) structure allows for over 3500 mAh/g energy storage, surpassing the 370 mAh/g of conventional graphite.

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The design integrates silicon with carbon nanotubes on copper foil, making it stable over hundreds of charge cycles. This scalable technology aims to support the UK's transition to Net Zero by improving energy storage capabilities for electric vehicles, grid storage, and microelectronics.