Fraunhofer silicon-rich battery cells retain 83% capacity after 1,000 cycles

German researchers demonstrated that pouch cells with silicon-rich anodes maintained over 83% of their initial capacity through 1,000 full charge cycles, though the results required high mechanical pressure conditions.

First covered Oct 21, 2026 · 2:00 AM PT · 1 article · no longer in the live window

Fraunhofer silicon-rich battery cells retain 83% capacity after 1,000 cycles — Image via pv-magazine.com

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21d PV Magazine Fraunhofer silicon-rich cells retain over 83% after 1,000 cycles — Researchers at Germany’s Fraunhofer ISE say their in-house silicon-rich anode pouch cells kept more than 83% of their capacity after more than 1,000 full…

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Appeared in: 2026-10-21 (#9) · 2026-10-22 (#20)

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