A research team has used ultra-bright x-rays to probe the inner workings of lithium-ion battery mechanics. The team, under guidance of Jeremy I G Dawkins of McGill University reported the following achievements in Cell Press:
- Quantifying the total lithium content in a battery during fast charging operations.
- Measuring solid and solution lithium content separately, in porous composite electrodes.
- Observing how lithium concentration predicts rate limitations within a lithium-ion cell.
- Using this technology to quantify effective transport parameters, and track cell degradation.
Ultra-Bright X-Rays Probe Lithium-Ion Battery Mechanics
The website TS2 Space reported on the relevance of lithium-ion battery mechanics in the broader context of battery design and performance. Their assessment dated December 8, 2023, comments on how the researchers observed lithium-ion functioning live, as they watched ions travel through the internal structure.
Our ability to capture this information during charging and recharging could revolutionize our insights into battery design and manufacture. We could watch the ions exchanging between the electrodes, and perhaps pick up tips for other users too.
Taken together, these advantages could provide new directions towards denser, faster, and safer batteries, with increased efficiency and longevity. Researchers could observe subtle changes to battery behavior, leading to groundbreaking developments in our world of batteries.
Potential Practical Benefits to Us as Consumers
Fresh understanding of lithium-ion battery mechanics could make a significant difference to energy storage, and electric transport. But, we could also benefit with longer lasting smartphones, and tablet and laptop batteries too.
An old adage says ‘first visualize a challenge, and then resolve it’. This groundbreaking work by Jeremy I G Dawkins, and his associates of McGill University certainly has potential to slot into this category. We will monitor progress with ultra-bright x-ray technology, and report progress as it unfolds.
More Information
Bipolar Battery Dual-Purpose Electrodes
Sodium Technology Steals a March on Li-Ion
