Jäger, K.; Jošt, M.; Sutter, J.; Tockhorn, P.; Köhnen, E.; Eisenhauer, D.; Manley, P.; Albrecht, S.; Becker, C.: Improving Monolithic Perovskite/Silicon Tandem Solar Cells From an Optical Viewpoint. In: OSA Advanced Photonics Congress (AP) 2019 (IPR, Networks, NOMA, SPPCom, PVLED) : 29 July–2 August 2019, Burlingame, California, United States. Optical Society of America, 2019. - ISBN 978-1-943580-64-4, p. PM4C.2/1-2
10.1364/PVLED.2019.PM4C.2
Open Access Version

Abstract:
Perovskite/silicon tandem solar cells are the most promising concept for a future photovoltaic technology. We report on recent progress from an optical viewpoint and disucss how we achieved more than 25% device efficiency.