Zhao, LuLuZhaoFlamand, GiovanniGiovanniFlamandMols, YvesYvesMolsvan der Heide, JohanJohanvan der HeidePoortmans, JefJefPoortmans2021-10-192021-10-192010https://imec-publications.be/handle/20.500.12860/18424Novel mechanically stacked multi-junction solar cells applying ultra-thin III-V cells and wafer based germanium cellProceedings paper