F
Florent Sahli
Researcher at École Polytechnique Fédérale de Lausanne
Publications - 22
Citations - 2154
Florent Sahli is an academic researcher from École Polytechnique Fédérale de Lausanne. The author has contributed to research in topics: Perovskite (structure) & Silicon. The author has an hindex of 11, co-authored 19 publications receiving 1489 citations. Previous affiliations of Florent Sahli include École Normale Supérieure & École Polytechnique.
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Journal ArticleDOI
Fully textured monolithic perovskite/silicon tandem solar cells with 25.2% power conversion efficiency.
Florent Sahli,Jérémie Werner,Brett A. Kamino,Matthias Bräuninger,Raphael Monnard,Bertrand Paviet-Salomon,Loris Barraud,Laura Ding,Juan J. Diaz Leon,Davide Sacchetto,Gianluca Cattaneo,Matthieu Despeisse,Mathieu Boccard,Sylvain Nicolay,Quentin Jeangros,Bjoern Niesen,Christophe Ballif +16 more
TL;DR: An optimized two-step deposition process allows the formation of uniform layers of metal halide perovskites on textured silicon layers, enabling tandem silicon/perovskite solar cells with improved optical design and efficiency.
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Efficient Near-Infrared-Transparent Perovskite Solar Cells Enabling Direct Comparison of 4-Terminal and Monolithic Perovskite/Silicon Tandem Cells
Jérémie Werner,Loris Barraud,Arnaud Walter,Matthias Bräuninger,Florent Sahli,Davide Sacchetto,Nicolas Tétreault,Bertrand Paviet-Salomon,Soo-Jin Moon,Christophe Allebe,Matthieu Despeisse,Sylvain Nicolay,Stefaan De Wolf,Bjoern Niesen,Christophe Ballif +14 more
TL;DR: In this article, a 1 cm2 near-infrared transparent perovskite solar cell with 14.5% steady-state efficiency was presented, as compared to 16.4% on 0.25 cm2.
Journal ArticleDOI
Improved Optics in Monolithic Perovskite/Silicon Tandem Solar Cells with a Nanocrystalline Silicon Recombination Junction
Florent Sahli,Brett A. Kamino,Jérémie Werner,Matthias Bräuninger,Bertrand Paviet-Salomon,Loris Barraud,Raphael Monnard,Johannes P. Seif,Andrea Tomasi,Quentin Jeangros,Quentin Jeangros,Aïcha Hessler-Wyser,Stefaan De Wolf,Matthieu Despeisse,Sylvain Nicolay,Bjoern Niesen,Christophe Ballif +16 more
TL;DR: In this article, an improved recombination junction based on nanocrystalline silicon layers was proposed for monolithic perovskite/silicon tandem cells with a planar front side.
Journal ArticleDOI
25.1%-Efficient Monolithic Perovskite/Silicon Tandem Solar Cell Based on a p-type Monocrystalline Textured Silicon Wafer and High-Temperature Passivating Contacts
Gizem Nogay,Florent Sahli,Jérémie Werner,Raphael Monnard,Mathieu Boccard,Matthieu Despeisse,Franz-Josef Haug,Quentin Jeangros,Andrea Ingenito,Christophe Ballif +9 more
TL;DR: In this paper, a monolithic two-terminal perovskite/silicon tandem solar cell based on an industrial, high-temperature tolerant p-type crystalline silicon bottom cell with a steady-state power conversion efficiency of 25.1% is demonstrated.
Journal ArticleDOI
Complex Refractive Indices of Cesium–Formamidinium-Based Mixed-Halide Perovskites with Optical Band Gaps from 1.5 to 1.8 eV
Jérémie Werner,Gizem Nogay,Florent Sahli,Terry Chien-Jen Yang,Matthias Bräuninger,Gabriel Christmann,Arnaud Walter,Brett A. Kamino,Peter Fiala,Philipp Löper,Sylvain Nicolay,Quentin Jeangros,Bjoern Niesen,Christophe Ballif +13 more
TL;DR: In this article, variable-angle spectroscopic ellipsometry was used to determine complex refractive indices for perovskite/silicon tandem solar cells with optical band gaps ranging from 1.5 to 1.8 eV.