Rear side dielectrics on interdigitating p+-(i)-n+ back-contact solar cells − hydrogenation vs. charge effects Michael Rienäcker, Yevgeniya Larionova, Jan Krügener, Sascha Wolter, Rolf Brendel and Robby Peibst EPJ Photovolt., 12 (2021) 6 Published online: 09 November 2021 DOI: 10.1051/epjpv/2021007