Polarization-type potential-induced degradation in bifacial PERC modules in the field Peter Hacke, Cecile Molto, Dylan Colvin, Ryan Smith, Farrukh Ibne Mahmood, Fang Li, Jaewon Oh, Govindasamy Tamizhmani and Hubert Seigneur EPJ Photovolt., 16 (2025) 16 Published online: 24 February 2025 DOI: 10.1051/epjpv/2025004