Posthuma, NielsNielsPosthumaFlamand, GiovanniGiovanniFlamandGeens, WimWimGeensPoortmans, JefJefPoortmans2021-10-162021-10-162005-05https://imec-publications.be/handle/20.500.12860/11045Surface passivation for germanium photovoltaic cellsJournal article