Breaking Barriers in Li-based Energy Storage: {110} Textured Li Metal Foil Anode
Overview
CUHK start-up Li-Tex Company Limited developed the world's first {110} textured lithium metal foil anode which showcases unparalleled cycle performance compared to counterparts with different crystallographic textures or no textures. By harnessing the power of {110} textured Li metal foil, we unlock new possibilities for advanced energy storage systems by enabling enhanced battery performance, extended cycle life, and increased safety.
Research completion
2023
Problem addressed
This groundbreaking innovation suppresses the growth of Li dendrite and maintains a consistently smooth surface morphology during electrochemical cycling.
Innovation
- This technology demonstrates a method to introduce {110} texture in alkali metal electrodes, enhancing their crystallographic orientation.
- This technology introduces a three-dimensional alkali metal-based current collector with a {110} texture, achieved through electrochemical deposition on a scaffold like carbon cloth.
Key impact
- Exceptional Cycle Performance of the {110} textured Li metal electrode in comparison with counterparts of other textures or no texture.
- Cost-effective production which this technology can be seamlessly integrated into the existing calendaring technology for commercial Li foil production.
- Versatility for Alkaline Metals
- Sustainability and Efficiency
Award
- Gold Medal at the 49th International Exhibition of Inventions Geneva
Application
- Drone
- Robot
Patent
- XT Hu, and Q Li, "Preparation of Li and Na Foils with {110} or {100} Surface Texturing" U.S. Patent US-2023-0231105-A1,2022
The Chinese University of Hong Kong (CUHK)
Founded in 1963, The Chinese University of Hong Kong (CUHK) is a forward-looking comprehensive research university with a global vision and a mission to combine tradition with modernity, and to bring together China and the West. CUHK teachers and students hail from all around the world. Four Nobel laureates are associated with the university, and it is the only tertiary institution in Hong Kong with recipients of the Nobel Prize, Turing Award, Fields Medal and Veblen Prize sitting as faculty in residence. CUHK graduates are connected worldwide through an extensive alumni network. CUHK undertakes a wide range of research programmes in many subject areas, and strives to provide scope for all academic staff to undertake consultancy and collaborative projects with industry.
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