Publications

Electrically‐Switchable Gain in Optically Pumped CsPbBr Lasers With Low Threshold at Nanosecond Pumping
Li, Y.; Liu, S.; Feeney, T.; Roger, J.; Gholipoor, M.; Hu, H.; Zhao, D.; Howard, I.; Deschler, F.; Lemmer, U.; Paetzold, U. W.
2025. Small, 21 (12). doi:10.1002/smll.202411935

Sequential Evaporation of Inverted FAPbI 3 Perovskite Solar Cells – Impact of Substrate on Crystallization and Film Formation
Diercks, A.; Petry, J.; Feeney, T.; Singh, R.; Zhao, T.; Hu, H.; Li, Y.; Paetzold, U. W.; Fassl, P.
2025. ACS Energy Letters, 10 (3), 1165–1173. doi:10.1021/acsenergylett.4c03315

Danger in the Dark: Stability of Perovskite Solar Cells with Varied Stoichiometries and Morphologies Stressed at Various Conditions
Singh, R.; Hu, H.; Feeney, T.; Diercks, A.; Laufer, F.; Li, Y.; Schackmar, F. R.; Abdollahi Nejand, B.; Paetzold, U.
2024. ACS applied materials & interfaces, 16 (21), 27450–27462. doi:10.1021/acsami.4c04350

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

Triple-junction perovskite–perovskite–silicon solar cells with power conversion efficiency of 24.4%
Hu, H.; An, S. X.; Li, Y.; Orooji, S.; Singh, R.; Schackmar, F.; Laufer, F.; Jin, Q.; Feeney, T.; Diercks, A.; Gota, F.; Moghadamzadeh, S.; Pan, T.; Rienäcker, M.; Peibst, R.; Nejand, B. A.; Paetzold, U. W.
2024. Energy & Environmental Science, 17 (8), 2800 – 2814. doi:10.1039/d3ee03687a

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

Translucent perovskite photovoltaics for building integration
Ritzer, D. B.; Abdollahi Nejand, B.; Ruiz-Preciado, M. A.; Gharibzadeh, S.; Hu, H.; Diercks, A.; Feeney, T.; Richards, B. S.; Abzieher, T.; Paetzold, U. W.
2023. Energy & Environmental Science, 16 (5), 2212–2225. doi:10.1039/D2EE04137E

Enhancement of Amplified Spontaneous Emission by Electric Field in CsPbBr Perovskites
Li, Y.; Hu, H.; Farag, A.; Feeney, T.; Allegro, I.; Lemmer, U.; Paetzold, U. W.; Howard, I. A.
2023. Nano Letters, 23 (5), 1637–1644. doi:10.1021/acs.nanolett.2c02944

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

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

Scalable two-terminal all-perovskite tandem solar modules with a 19.1% efficiency
Abdollahi Nejand, B.; Ritzer, D. B.; Hu, H.; Schackmar, F.; Moghadamzadeh, S.; Feeney, T.; Singh, R.; Laufer, F.; Schmager, R.; Azmi, R.; Kaiser, M.; Abzieher, T.; Gharibzadeh, S.; Ahlswede, E.; Lemmer, U.; Richards, B. S.; Paetzold, U. W.
2022. Nature Energy, 7, 620–630. doi:10.1038/s41560-022-01059-w

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

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

From Groundwork to Efficient Solar Cells: On the Importance of the Substrate Material in Co‐Evaporated Perovskite Solar Cells
Abzieher, T.; Feeney, T.; Schackmar, F.; Donie, Y. J.; Hossain, I. M.; Schwenzer, J. A.; Hellmann, T.; Mayer, T.; Powalla, M.; Paetzold, U. W.
2021. Advanced functional materials, 31 (42), Art.-Nr.: 2104482. doi:10.1002/adfm.202104482

Upscaling of perovskite solar modules: The synergy of fully evaporated layer fabrication and all‐laser‐scribed interconnections
Ritzer, D. B.; Abzieher, T.; Basibüyük, A.; Feeney, T.; Laufer, F.; Ternes, S.; Richards, B. S.; Bergfeld, S.; Paetzold, U. W.
2021. Progress in photovoltaics, 30 (4), 360–373. doi:10.1002/pip.3489