A Chinese research team has set a new world record for perovskite-organic tandem solar cells, achieving a certified 28.04 percent efficiency. These cells maintain 90 percent of their initial performance after over 600 hours of continuous light exposure. The technology is compatible with roll-to-roll printing, similar to newspaper production. AI
RANK_REASON Research milestone involving a new efficiency record for a specific type of solar cell. [lever_c_demoted from research: ic=1 ai=0.0]
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