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flag JA Solar sets new record with TOPCon PV cell voltage, boosting solar efficiency.

flag JA Solar achieved a record-breaking open-circuit voltage of 748.6mV for its TOPCon PV cell, Bycium+, certified by the German Institute for Solar Energy Research. flag This surpasses previous records and indicates significant improvements in cell efficiency, reducing recombination losses and contact resistance. flag The advancement moves TOPCon technology closer to its theoretical efficiency limit, supporting the growth of the PV industry and the transition to clean energy.

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