Publications

2024

Understanding and exploiting interfacial interactions between phosphonic acid functional groups and co-evaporated perovskites
Feeney, T.; Petry, J.; Torche, A.; Hauschild, D.; Hacene, B.; Wansorra, C.; Diercks, A.; Ernst, M.; Weinhardt, L.; Heske, C.; Gryn’ova, G.; Paetzold, U. W.; Fassl, P.
2024. Matter, 7 (6), 2066–2090. doi:10.1016/j.matt.2024.02.004

Research data for: Understanding and exploiting interfacial interactions between phosphonic acid functional groups and co-evaporated perovskites
Feeney, T.; Petry, J.; Torche, A.; Hauschild, D.; Hacene, B.; Wansorra, C.; Diercks, A.; Ernst, M.; Weinhardt, L.; Heske, C.; Gryn’ova, G.; Paetzold, U. W.; Fassl, P.
2024, March 5. doi:10.35097/1946

Surface saturation current densities of perovskite thin films from Suns‐photoluminescence quantum yield measurements
Chin, R. L.; Soufiani, A. M.; Fassl, P.; Zheng, J.; Choi, E.; Ho-Baillie, A.; Paetzold, U. W.; Trupke, T.; Hameiri, Z.
2024. Progress in Photovoltaics: Research and Applications. doi:10.1002/pip.3767

Bandgap Engineering of Two‐Step Processed Perovskite Top Cells for Perovskite‐Based Tandem Photovoltaics
Pappenberger, R.; Diercks, A.; Petry, J.; Moghadamzadeh, S.; Fassl, P.; Paetzold, U. W.
2024. Advanced Functional Materials, 34 (9), Art.Nr.: 2311424. doi:10.1002/adfm.202311424

Intensity Dependent Photoluminescence Imaging for In‐Line Quality Control of Perovskite Thin Film Processing
Hacene, B.; Laufer, F.; Ternes, S.; Farag, A.; Pappenberger, R.; Fassl, P.; Moghadamzadeh, S.; Nejand, B. A.; Feeney, T.; Howard, I.; Paetzold, U. W.
2024. Advanced Materials Technologies, 9 (11), Art.-Nr.: 2301279. doi:10.1002/admt.202301279

2023

Void-free buried interface for scalable processing of p-i-n-based FAPbI3 perovskite solar modules
Hu, H.; Ritzer, D. B.; Diercks, A.; Li, Y.; Singh, R.; Fassl, P.; Jin, Q.; Schackmar, F.; Paetzold, U. W.; Nejand, B. A.
2023. Joule, 7 (7), 1574–1592. doi:10.1016/j.joule.2023.05.017

Evaporated Self‐Assembled Monolayer Hole Transport Layers: Lossless Interfaces in p‐i‐n Perovskite Solar Cells
Farag, A.; Feeney, T.; Hossain, I. M.; Schackmar, F.; Fassl, P.; Küster, K.; Bäuerle, R.; Ruiz-Preciado, M. A.; Hentschel, M.; Ritzer, D. B.; Diercks, A.; Li, Y.; Nejand, B. A.; Laufer, F.; Singh, R.; Starke, U.; Paetzold, U. W.
2023. Advanced Energy Materials, 13 (8), Art.-Nr.: 2203982. doi:10.1002/aenm.202203982

Mitigation of Open‐Circuit Voltage Losses in Perovskite Solar Cells Processed over Micrometer‐Sized‐Textured Si Substrates
Farag, A.; Fassl, P.; Hu, H.; Feeney, T.; Quintilla, A.; Ruiz-Preciado, M. A.; Hempel, W.; Bagrowski, D.; Noack, P.; Wattenberg, B.; Dippell, T.; Paetzold, U. W.
2023. Advanced Functional Materials, 33 (3), Art.-Nr.: 2210758. doi:10.1002/ADFM.202210758

Surface Saturation Current Densities of Perovskite Thin Films from Suns-Photoluminescence Quantum Yield Measurements
Chin, R. L.; Soufiani, A. M.; Fassl, P.; Zheng, J.; Choi, E.; Ho-Baillie, A.; Paetzold, U.; Trupke, T.; Hameiri, Z.
2023. arxiv. doi:10.48550/arXiv.2306.04194

Decoupling Bimolecular Recombination Mechanisms in Perovskite Thin Films Using Photoluminescence Quantum Yield
Chin, R. L.; Soufiani, A. M.; Fassl, P.; Zheng, J.; Choi, E.; Ho-Baillie, A.; Paetzold, U.; Trupke, T.; Hameiri, Z.
2023. arxiv. doi:10.48550/arXiv.2306.02222

2022

Four-terminal Perovskite/CIGS Tandem Solar Cells: Unveiling the Path to >27% in Power Conversion Efficiency
Hossain, I. M.; Feeney, T.; Gharibzadeh, S.; Gota, F.; Singh, R.; Fassl, P.; Mertens, A.; Farag, A.; Becker, J.-P.; Paetel, S.; Ahlswede, E.; Paetzold, U. W.
2022. Solar RRL, 6 (12), Art.Nr. 2200662. doi:10.1002/solr.202200662

Wide Bandgap Perovskite Photovoltaic Cells for Stray Light Recycling in a System Emitting Broadband Polarized Light
Martínez-Denegri, G.; Ferreira, C. G.; Ruiz-Preciado, M. A.; Fassl, P.; Kramarenko, M.; Paetzold, U. W.; Martorell, J.
2022. Advanced Energy Materials, 12 (36), Art.-Nr.: 2201473. doi:10.1002/aenm.202201473

Efficient Light Harvesting in Thick Perovskite Solar Cells Processed on Industry-Applicable Random Pyramidal Textures
Farag, A.; Schmager, R.; Fassl, P.; Noack, P.; Wattenberg, B.; Dippell, T.; Paetzold, U. W.
2022. ACS Applied Energy Materials, 5 (6), 6700–6708. doi:10.1021/acsaem.1c04028

Implied Open‐circuit Voltage Imaging via a Single Bandpass Filter Method—Its First Application in Perovskite Solar Cells
Soufiani, A. M.; Lee-Chin, R.; Fassl, P.; Mahmud, M. A.; Pollard, M. E.; Zheng, J.; Weber, J. W.; Ho-Baillie, A.; Trupke, T.; Hameiri, Z.
2022. doi:10.48550/arXiv.2208.12571

Laminated Monolithic Perovskite/Silicon Tandem Photovoltaics
Roger, J.; Schorn, L. K.; Heydarian, M.; Farag, A.; Feeney, T.; Baumann, D.; Hu, H.; Laufer, F.; Duan, W.; Ding, K.; Lambertz, A.; Fassl, P.; Worgull, M.; Paetzold, U. W.
2022. Advanced Energy Materials, 12 (27), Art.-Nr. 2200961. doi:10.1002/aenm.202200961

Monolithic Two-Terminal Perovskite/CIS Tandem Solar Cells with Efficiency Approaching 25%
Ruiz-Preciado, M. A.; Gota, F.; Fassl, P.; Hossain, I. M.; Singh, R.; Laufer, F.; Schackmar, F.; Feeney, T.; Farag, A.; Allegro, I.; Hu, H.; Gharibzadeh, S.; Nejand, B. A.; Gevaerts, V. S.; Simor, M.; Bolt, P. J.; Paetzold, U. W.
2022. ACS Energy Letters, 7 (7), 2273–2281. doi:10.1021/acsenergylett.2c00707

An open-access database and analysis tool for perovskite solar cells based on the FAIR data principles
Jacobsson, T. J.; Hultqvist, A.; García-Fernández, A.; Anand, A.; Al-Ashouri, A.; Hagfeldt, A.; Crovetto, A.; Abate, A.; Ricciardulli, A. G.; Vijayan, A.; Kulkarni, A.; Anderson, A. Y.; Darwich, B. P.; Yang, B.; Coles, B. L.; Perini, C. A. R.; Rehermann, C.; Ramirez, D.; Fairen-Jimenez, D.; Di Girolamo, D.; Jia, D.; Avila, E.; Juarez-Perez, E. J.; Baumann, F.; Mathies, F.; González, G. S. A.; Boschloo, G.; Nasti, G.; Paramasivam, G.; Martínez-Denegri, G.; Näsström, H.; Michaels, H.; Köbler, H.; Wu, H.; Benesperi, I.; Dar, M. I.; Bayrak Pehlivan, I.; Gould, I. E.; Vagott, J. N.; Dagar, J.; Kettle, J.; Yang, J.; Li, J.; Smith, J. A.; Pascual, J.; Jerónimo-Rendón, J. J.; Montoya, J. F.; Correa-Baena, J.-P.; Qiu, J.; Wang, J.; Sveinbjörnsson, K.; Hirselandt, K.; Dey, K.; Frohna, K.; Mathies, L.; Castriotta, L. A.; Aldamasy, M. H.; Vasquez-Montoya, M.; Ruiz-Preciado, M. A.; Flatken, M. A.; Khenkin, M. V.; Grischek, M.; Kedia, M.; Saliba, M.; Anaya, M.; Veldhoen, M.; Arora, N.; Shargaieva, O.; Maus, O.; Game, O. S.; Yudilevich, O.; Fassl, P.; Zhou, Q.; Betancur, R.; Munir, R.; Patidar, R.; Stranks, S. D.; Alam, S.; Kar, S.; Unold, T.; Abzieher, T.; Edvinsson, T.; David, T. W.; Paetzold, U. W.; Zia, W.; Fu, W.; Zuo, W.; Schröder, V. R. F.; Tress, W.; Zhang, X.; Chiang, Y.-H.; Iqbal, Z.; Xie, Z.; Unger, E.
2022. Nature Energy, 7, 107–115. doi:10.1038/s41560-021-00941-3

2021

Two birds with one stone: dual grain-boundary and interface passivation enables >22% efficient inverted methylammonium-free perovskite solar cells
Gharibzadeh, S.; Fassl, P.; Hossain, I. M.; Rohrbeck, P.; Frericks, M.; Schmidt, M.; Duong, T.; Khan, M. R.; Abzieher, T.; Nejand, B. A.; Schackmar, F.; Almora, O.; Feeney, T.; Singh, R.; Fuchs, D.; Lemmer, U.; Hofmann, J. P.; Weber, S. A. L.; Paetzold, U. W.
2021. Energy & environmental science, 14 (11), 5875–5893. doi:10.1039/D1EE01508G

Optimization of SnO electron transport layer for efficient planar perovskite solar cells with very low hysteresis†
Eliwi, A. A.; Malekshahi Byranvand, M.; Fassl, P.; Khan, M. R.; Hossain, I. M.; Frericks, M.; Ternes, S.; Abzieher, T.; Schwenzer, J. A.; Mayer, T.; Hofmann, J. P.; Richards, B. S.; Lemmer, U.; Saliba, M.; Paetzold, U. W.
2021. Materials advances, 3 (1), 456–466. doi:10.1039/d1ma00585e

Revealing the internal luminescence quantum efficiency of perovskite films via accurate quantification of photon recycling
Fassl, P.; Lami, V.; Berger, F. J.; Falk, L. M.; Zaumseil, J.; Richards, B. S.; Howard, I. A.; Vaynzof, Y.; Paetzold, U. W.
2021. Matter, 4 (4), 1391–1412. doi:10.1016/j.matt.2021.01.019

Thermal Stability and Cation Composition of Hybrid Organic–Inorganic Perovskites
Schwenzer, J. A.; Hellmann, T.; Nejand, B. A.; Hu, H.; Abzieher, T.; Schackmar, F.; Hossain, I. M.; Fassl, P.; Mayer, T.; Jaegermann, W.; Lemmer, U.; Paetzold, U. W.
2021. ACS applied materials & interfaces, 13 (13), 15292–15304. doi:10.1021/acsami.1c01547

2020

2D/3D Heterostructure for Semitransparent Perovskite Solar Cells with Engineered Bandgap Enables Efficiencies Exceeding 25% in Four‐Terminal Tandems with Silicon and CIGS
Gharibzadeh, S.; Hossain, I. M.; Fassl, P.; Nejand, B. A.; Abzieher, T.; Schultes, M.; Ahlswede, E.; Jackson, P.; Powalla, M.; Schäfer, S.; Rienäcker, M.; Wietler, T.; Peibst, R.; Lemmer, U.; Richards, B. S.; Paetzold, U. W.
2020. Advanced functional materials, 30 (19), Art. Nr.: 1909919. doi:10.1002/adfm.201909919

2D Surface Passivation in Semi-transparent Perovskite Top Solar Cells with Engineered Bandgap for Tandem Photovoltaics
Gharibzadeh, S.; Hossain, I. M.; Fassl, P.; Mertens, A.; Schafer, S.; Rienacker, M.; Wietler, T.; Peibst, R.; Richards, B. S.; Paetzold, U. W.
2020. 2020 47th IEEE Photovoltaic Specialists Conference (PVSC), 15 June - 21 August 2020, online, 1344–1345, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC45281.2020.9300952

Triple-cation low-bandgap perovskite thin-films for high-efficiency four-terminal all-perovskite tandem solar cells
Moghadamzadeh, S.; Hossain, I. M.; Duong, T.; Gharibzadeh, S.; Abzieher, T.; Pham, H.; Hu, H.; Fassl, P.; Lemmer, U.; Nejand, B. A.; Paetzold, U. W.
2020. Journal of materials chemistry / A, 8 (46), 24608–24619. doi:10.1039/D0TA07005J

2017

N-Heteroacenes as a New Class of Non-Fullerene Electron Acceptors for Organic Bulk-Heterojunction Photovoltaic Devices
Lami, V.; Leibold, D.; Fassl, P.; Hofstetter, Y. J.; Becker-Koch, D.; Biegger, P.; Paulus, F.; Hopkinson, P. E.; Adams, M.; Bunz, U. H. F.; Huettner, S.; Howard, I.; Bakulin, A. A.; Vaynzof, Y.
2017. Solar RRL, 1 (6), Art.Nr. 1700053. doi:10.1002/solr.201700053