SMRTR Science & EngineeringAug 19, 2026Interesting Engineering

New zinc-iodine battery achieves over 60,000 charge cycles, charges in 3 minutes

SMRTR summary

Flinders University researchers built a zinc-iodine battery that lasts over 60,000 charge cycles and fully charges in three minutes, using a biodegradable starch-based material to fix a key performance flaw. This safer, cheaper alternative to lithium-ion batteries could benefit Australia, which holds up to 28% of global zinc reserves.

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