北京
Chinese scientists have achieved a new world record in thin-film photovoltaic technology, raising the certified efficiency of CZTSSe solar cells to 16.6%—the 10th time the team has broken the record. The technology uses abundant, low-cost materials and offers advantages in environmental friendliness and space radiation resistance, marking a key step toward industrialization.(Photo/Institute of Physics Chinese Academy of Sciences)
By Li Yuanyuan,Wu Hang(intern),ZhangMiao/ China Youth Daily
来源：中国青年报客户端
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