Currently, perovskite-silicon (pero-Si) tandem solar cells are the most investigated concept to overcome the theoretical limit for the power conversion efficiency of single-junction silicon solar cells.
Optical simulations are extremely valuable to study the distribution of light within the solar cells, and allow to minimize losses from reflection and parasitic absorption. For monolithic perovskite-silicon solar cells, it is vital that the available light is equally distributed between the two subcells, which is known as current matching. Nanotextures have proven to strongly reduce reflective losses. In this project we will investigate how realistic weather conditions affect the performance of pero-Si modules. We study, how different light management approaches influence the sensitivity of the solar module to the illumination condition.

This project is conducted within the Helmholtz Einstein International Research School in Data Science (HEIBRiDS Graduate School), with the partners Helmholtz-Zentrum Berlin and Zuse Institute Berlin.

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Publications

2023
Comparative Optical Analysis of Imprinted Nano-, Micro- and Biotextures on Solar Glasses for Increased Energy Yield Solar RRL, Vol.7, p. 2300071, 2023 Danbi Yoo, Peter Tillmann, Tobias Krauss, Johannes Sutter, Angelika Harter, Sergei Trofimov, Boris Naydenov, Klaus Jäger, Hubert Hauser, Christiane Becker BibTeX
DOI
Optimizing Nanotextured Solar Cells (HEIBRIDS)
Optimizing bifacial tandem solar cells for realistic operation conditions Doctoral thesis, Freie Universität Berlin, Christof Schütte, Christiane Becker (Advisors), 2023 Peter Tillmann BibTeX
DOI
Optimizing Nanotextured Solar Cells (HEIBRIDS)
2022
Model-Chain Validation for Estimating the Energy Yield of Bifacial Perovskite/Silicon Tandem Solar Cells Sol. RRL, Vol.6, p. 2200079, 2022 Peter Tillmann, Klaus Jäger, Asher Karsenti, Lev Kreinin, Christiane Becker BibTeX
DOI
Optimizing Nanotextured Solar Cells (HEIBRIDS)
2021
Optical simulations of nanotextured perovskite/silicon tandem solar cell HZB Data Service, 2021 Klaus Jäger, Johannes Sutter, Philipp-Immanuel Schneider, Martin Hammerschmidt, Christiane Becker BibTeX
DOI
Optimizing Nanotextured Solar Cells (HEIBRIDS)
Optimizing metal grating back reflectors for III-V-on-silicon multijunction solar cells Opt. Express, Vol.29, p. 22517, 2021 Peter Tillmann, Benedikt Bläsi, Sven Burger, Martin Hammerschmidt, Oliver Höhn, Christiane Becker, Klaus Jäger BibTeX
DOI
Optimizing Nanotextured Solar Cells (HEIBRIDS)
Perovskite/silicon tandem solar cells: Effect of luminescent coupling and bifaciality Sol. RRL, Vol.5, p. 2000628, 2021 Klaus Jäger, Peter Tillmann, Eugene A. Katz, Christiane Becker BibTeX
arXiv
DOI
Optimizing Nanotextured Solar Cells (HEIBRIDS)
Relaxed current-matching constraints by bifacial operation and luminescent coupling in perovskite/silicon tandem solar cells 2021 IEEE 48th Photovoltaic Specialists Conference (PVSC), p. 1086, 2021 Peter Tillmann, Klaus Jäger, Eugene Katz, Christiane Becker BibTeX
DOI
Optimizing Nanotextured Solar Cells (HEIBRIDS)
2020
Detailed illumination model for bifacial solar cells Opt. Express, Vol.28, p. 4751, 2020 Klaus Jäger, Peter Tillmann, Christiane Becker BibTeX
DOI
Optimizing Nanotextured Solar Cells (HEIBRIDS)
Minimising levelised cost of electricity of bifacial solar panel arrays using Bayesian optimisation Sustain. Energy Fuels, Vol.4, p. 254, 2020 Peter Tillmann, Klaus Jäger, Christiane Becker BibTeX
DOI
Optimizing Nanotextured Solar Cells (HEIBRIDS)