Researchers have developed a magnetic-controlled “dream battery” system that provides four times the energy storage capacity of commercial graphite anodes while maintaining a Coulombic efficiency above 99% for more than 300 cycles. 

“A new battery technology has been developed that delivers significantly higher energy storage—enough to alleviate EV range concerns—while lowering the risk of thermal runaway and explosion,” said the researchers in a press release.

 This development introduces a “magneto-conversion” strategy that suppresses the fire risks typically associated with high-density lithium batteries. 

The research team from POSTECH, led by Professor Won Bae Kim, utilized an external magnetic field to regulate lithium-ion transport, providing a technical solution to both the range limitations and safety concerns inherent in current electric vehicle power systems.

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