Chinese researchers identify silver-copper degradation in heterojunction solar cells

Researchers investigated thermal aging in silver-coated copper electrodes for heterojunction solar cells, finding that silver-copper interdiffusion significantly increases contact resistance and degrades electrical performance. The study links microstructural evolution to a shift from…

First covered Jun 15, 2026 · 12:47 AM PT · 1 article · no longer in the live window

Coverage

11d PV Magazine Chinese scientists identify degradation pathways in low-silver heterojunction solar cells — Researchers investigated thermal aging in silver-coated copper electrodes for heterojunction solar cells, finding that silver-copper interdiffusion…

Appeared in: 2026-06-15 (#10)

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