Researchers achieve record 19.31% efficiency with organic solar cells

https://techxplore.com/news/2023-05-efficiency-solar-cells.html

"polymer OSC morphology-regulating 1,3,5-trichlorobenzene crystallization regulator... non-monotonic intermediated state manipulate bulk-heterojunction OSC morphology and simultaneously optimize crystallization dynamics and energy loss... ordered molecular stacking and favorable molecular aggregation... lowering non-radiative recombination loss... portable electronics and building-integrated PVs... record low non-radiative recombination loss of 0.168 eV binary OSC... PCE >19%"

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