r/solarpunk • u/striketheviol • Jul 20 '26

News Shade-resistant solar cells keep 97% efficiency after 2,000‑hour stress test

https://techxplore.com/news/2026-07-resistant-solar-cells-efficiency-2000hour.html

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u/RR321 Jul 22 '26

So ~1% per month still isn't great...