Project News Details
Title:
Bert Thin Films launches copper paste for backside solar cell metallization
Detail:
The U.S. startup has introduced a screen-printable copper paste for backside solar cell metallization that can be fired in air and co-fired with standard silver frontside pastes using conventional manufacturing processes. Tested on TOPCon cells, the paste contributed to achieve a 25% efficiency and passed 2,000-hour damp heat testing.
Source:
PV-Magazine
Published Date:
18.02.2026
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