SMRTR Science & EngineeringSep 14, 2026Interesting Engineering

New separator pushes lithium-metal battery capacity 42% higher at 4C, curbs dendrites

SMRTR summary

South Korean researchers created CBT, a cellulose-bikitaite battery separator that boosts lithium-metal battery capacity by 42% at high discharge rates (163 vs. 115 mAh g⁻¹), while suppressing dendrite growth and maintaining thermal stability.

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