Our Swiss colleagues at EMPA have recently achieved a new efficiency record of 21.4% for flexible CIGS solar cell on polymer film. Solar cells of this type are especially suited for applications on roofs, transport vehicles or mobile devices.
![A hand in the lab holding a flexible CIGS solar cell (image: EMPA)](https://www.empa.ch/documents/56164/18096100/CIGS_flexible-solar-cell_web.jpg/c55db7a8-f801-4955-819b-2484a4322cd5?t=1630979767417)
Congratulations!
See the original press release at https://www.empa.ch/web/s604/cigs-efficiency-record-2021.