New 'n-i-p' perovskite/organic hybrid tandem solar cells with efficiencies over 23%

https://techxplore.com/news/2023-12-n-i-p-perovskiteorganic-hybrid-tandem-solar.html

"inorganic, so thermally stable... ambient, simpler processes so scalable... less degradation... hot-air assisted spin coating technique and polymer bulk heterojunction (BHJ)-based NBG for fabrication of this monolithic two terminal 'n-i-p' hybrid tandem solar cells (2T-HTSCs)... 23.07%, efficient, 2.110 V open-circuit voltage, retaining >90% of initial efficiencies for >600 hours of maximum power operation... tandem solar cells, artificial photosynthesis, agri-voltaics, internet of things... future: triple- or multi- junction"

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