The Chinese manufacturer said its novel TOPCon cell design enables partial replacement of silver with aluminum paste while maintaining TOPCon-level efficiency of over 27% and compatibility with existing production lines.Chinese PV manufacturer Jolywood has started mass production of TOPCon solar cells with low-silver content at its factory in Taiyuan, Shanxi province. Dubbed Nano Armor Metal Inter-Contact (Namic), the new cell architecture is de…
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