Chemical reactions driven by high electrical currents weaken solid electrolyte materials, causing dendrite growth at low stress levels, which disproves the long-held hypothesis that dendrite formation is primarily driven by mechanical stress.
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https://www.sflorg.com/2026/03/ms03252602.html
Why solid-state batteries keep short circuiting

New insights into metallic cracks that harm battery performance could advance the longstanding quest to develop energy-dense solid-state batteries.