Proof-of-Concept of Dual-Junction (InGaP/GaAs) Solar Cells on Engineered Ge substrates for Affordable and Sustainable Space Applications - Chapotot, A; Sharma, R; Proost, P; Vanuytven, R; Tan, EMM; Cano, A; Garcia, I; Dessein, K; Cho, J (Conference Record of the IEEE Photovoltaic Specialists Conference, 2025)