van der Heide, JohanJohanvan der HeidePosthuma, NielsNielsPosthumaFlamand, GiovanniGiovanniFlamandPoortmans, JefJefPoortmans2021-10-162021-10-162007https://imec-publications.be/handle/20.500.12860/13040Optimisation and characterisation of contact structures for germanium thermophotovoltaic cellsProceedings paper