Researchers optimize silver paste in silicon solar cells, boost efficiency by 1 percentage point

Researchers in China found that fine tuning the lead(II) oxide (PbO) and silicon dioxide (SiO₂) molar ratio in silver paste glass frits affects silver-silicon contact resistance in crystalline silicon solar cells.

First covered Jul 1, 2026 · 10:50 PM PT · 1 article

Coverage

45d PV Magazine Glass frit optimization in silver paste leads to measurable gains in solar cell efficiency — Researchers in China found that fine tuning the lead(II) oxide (PbO) and silicon dioxide (SiO₂) molar ratio in silver paste glass frits affects silver-silicon…

Appeared in: 2026-07-02 (#6)

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