A recent discovery by an international team of researchers has the potential to significantly enhance the performance and lifespan of electric vehicle (EV) batteries. By identifying the underlying reasons behind battery capacity loss over time, this breakthrough could lead to
EVs traveling farther on a single charge and batteries lasting longer.
The research team utilized advanced X-ray imaging techniques to observe the internal structures of rechargeable lithium-ion batteries. They discovered that the degradation of battery capacity is primarily due to the formation of dendrites—microscopic, tree-like structures—that grow inside the battery over time. These dendrites can cause short circuits, leading to reduced battery efficiency and lifespan.
Understanding this mechanism opens the door to developing strategies to mitigate dendrite formation. By addressing this issue, manufacturers could produce batteries that maintain their capacity longer, thereby extending the driving range of EVs and reducing the frequency of battery replacements. This advancement aligns with the growing demand for more efficient and durable batteries in the automotive industry.
While this discovery is promising, further research and development are necessary to translate these findings into commercially viable solutions. Nonetheless, this breakthrough represents a significant step forward in battery technology, offering hope for a future where electric vehicles are more efficient, cost-effective, and accessible to a broader range of consumers.
Source. The Independent. "Battery breakthrough gives electric cars huge range boost." "https://www.the-independent.com/tech/battery-breakthrough-electric-car-range-b2611700.html" 12 September 2024.
Edited by Yash Pincha
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