Improving the Reliability of a CubeSat Power System by Combining Small-Sized Monocrystalline Cells With Triple-Junction Solar Cells. - Hari Ram Shrestha; José Rodrigo Córdova-Alarcón; Necmi Cihan Örger; Victor Hugo Schulz; Fahd Moumni; Takashi Yamauchi; Mengu Cho (IEEE Access, 2026)