#battery tech Tech News.
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The latest battery tech news, distilled by AI into sharp ~100-word summaries. ByteBrief tracks battery tech across dozens of tech sources and brings you only what matters, updated hourly. Tap any story for the full brief, or open the original source.
ChipsSlashdotabout 4 hours ago
Donut Lab's 'Solid-State' Battery Exposed As Regular Li-IonDonut Lab's claimed solid-state battery is identified as conventional lithium-ion with high-nickel NCM chemistry. Independent experts found voltage curves and expansion data match standard lithium-ion, not solid-state or sodium-ion. The company raised $25 million from 1,300 investors citing 400 Wh/kg, 100,000-cycle life, and 5-minute charging, all now unverified.
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