2024 Capability Portfolio Digital | Page 70

Clean Energy Capability Portfolio | Storage Technologies

Development of All-

Solid-State Lithium
Batteries for High-
Energy Applications

As the electric vehicle revolution gains pace , the demand for high-energy , safer batteries becomes paramount . The emergence of all-solid-state lithium batteries ( ASSLB ) with higher energy density , enhanced safety with reduced leakage and thermal risks , and potentially longer lifespan , has garnered attention from over 50 startups backed by major automakers . Aside from enabling energy-dense Li-metal anode , the competitive development of ASSLB technology hinges on achieving optimal cathode performance in terms of high capacity , rate capability , and durability at and beyond ambient temperatures .

Competitive Advantage

• Expertise in battery materials development
• Expertise in all-solid-state lithium battery ( ASSLB ) research – one of few research groups in Australia in this field
• Expertise in developing prototype devices for solidstate battery research
• Experience in beyond-lab-scale development of battery technologies

Impact

• Understanding and development of innovative materials solutions and strategies for the practical development of ASSLB technology

Successful Applications

• Developed surface-engineered conductive additives for enhanced and stable cathode performance , including at elevated temperatures , for ASSLB applications

Capabilities and Facilities

• Battery materials synthesis and cell-level battery performance evaluation
• Range of prototype devices for diverse electrochemical performance assessment
• A suite of characterisation tools for fundamental investigation and post-mortem analysis
• Translational development of battery chemistries

More Information

Dr Dipan Kundu
School of Chemical Engineering
UNSW Laboratory for Battery Research and Innovation
T : + 61 2 9385 4339
E : d . kundu @ unsw . edu . au
• Developed rational fundamental understanding of cathode interface design for high-energy and durable cathode performance in ASSLB
• Invention disclosure filed with UNSW Knowledge Exchange for patent filing

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