Tailored Crystallization Dynamics for Efficient and Stable DMSO‐Free Tin Perovskite Solar Cells
Abstract Tin perovskite solar cells are emerging as a sustainable lead‐free alternative in thin film photovoltaics. DMSO‐free processed tin perovskites are gaining interest due to the detrimental effects of DMSO on tin oxidation. However, replacing DMSO with other solvents remains challenging due to...
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2025-08-01
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| Online Access: | https://doi.org/10.1002/advs.202501311 |
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| author | Shengnan Zuo Alexander Tarasov Lennart Frohloff Karunanantharajah Prashanthan Florian Ruske Mailis Lounasvuori Chiara Frasca André Dallmann Fengshuo Zu Florian Mathies Florian Scheler Noor Titan Putri Hartono Guixiang Li Jinzhao Li Maxim Simmonds Wenhui Li Norbert Koch Steve Albrecht Meng Li Eva Unger Mahmoud Hussein Aldanmasy Artem Musiienko Antonio Abate |
| author_facet | Shengnan Zuo Alexander Tarasov Lennart Frohloff Karunanantharajah Prashanthan Florian Ruske Mailis Lounasvuori Chiara Frasca André Dallmann Fengshuo Zu Florian Mathies Florian Scheler Noor Titan Putri Hartono Guixiang Li Jinzhao Li Maxim Simmonds Wenhui Li Norbert Koch Steve Albrecht Meng Li Eva Unger Mahmoud Hussein Aldanmasy Artem Musiienko Antonio Abate |
| author_sort | Shengnan Zuo |
| collection | DOAJ |
| description | Abstract Tin perovskite solar cells are emerging as a sustainable lead‐free alternative in thin film photovoltaics. DMSO‐free processed tin perovskites are gaining interest due to the detrimental effects of DMSO on tin oxidation. However, replacing DMSO with other solvents remains challenging due to the accelerated crystallization dynamics in non‐DMSO systems. In this study, the crystallization process in a DMSO‐free solvent system is regulated by managing the transition from the sol‐gel phase to the solid film. Specifically, piperazine dihydriodide (PDAI) and 4‐tert‐butylpyridine (tBP) are utilized to coordinately tune the colloidal chemistry through forming large pre‐nucleation clusters in perovskite ink, further, facilitating the film formation process. By combining tBP and PDAI, a controllable crystallization rate is achieved as evidenced by in situ photoluminescence (PL) measurement during spin‐coating. As a result, tin perovskite films show high crystallinity and improved microstructure. Devices treated with tBP+PDAI exhibit a champion power conversion efficiency of 7.8% and excellent stability without observable degradation for over 3000 h stored in the N2 glovebox. These findings advance understanding and managing crystallization in DMSO‐free solvents processed tin perovskite solar cells. |
| format | Article |
| id | doaj-art-3f58b61912b34a8ea8b35d03e49ec5c4 |
| institution | Kabale University |
| issn | 2198-3844 |
| language | English |
| publishDate | 2025-08-01 |
| publisher | Wiley |
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| series | Advanced Science |
| spelling | doaj-art-3f58b61912b34a8ea8b35d03e49ec5c42025-08-20T03:40:00ZengWileyAdvanced Science2198-38442025-08-011229n/an/a10.1002/advs.202501311Tailored Crystallization Dynamics for Efficient and Stable DMSO‐Free Tin Perovskite Solar CellsShengnan Zuo0Alexander Tarasov1Lennart Frohloff2Karunanantharajah Prashanthan3Florian Ruske4Mailis Lounasvuori5Chiara Frasca6André Dallmann7Fengshuo Zu8Florian Mathies9Florian Scheler10Noor Titan Putri Hartono11Guixiang Li12Jinzhao Li13Maxim Simmonds14Wenhui Li15Norbert Koch16Steve Albrecht17Meng Li18Eva Unger19Mahmoud Hussein Aldanmasy20Artem Musiienko21Antonio Abate22Helmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Active Materials and Interfaces for Stable Perovskite Solar Cells (SE‐AMIP) Kekuléstraße 5 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Solution Processing of Hybrid Materials & Devices (SE‐ALM) Kekuléstraße 5 12489 Berlin GermanyHumboldt University of Berlin Department of Physics Brook‐Taylor‐Straße 6–BT6 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Spins in Energy Conversion and Quantum Information Science (SE‐ASPIN) Hahn‐Meitner‐Platz 1 14109 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Active Materials and Interfaces for Stable Perovskite Solar Cells (SE‐AMIP) Kekuléstraße 5 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Young Investigator Group Nanoscale Solid‐Liquid Interfaces Hahn‐Meitner Platz 1 14109 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Active Materials and Interfaces for Stable Perovskite Solar Cells (SE‐AMIP) Kekuléstraße 5 12489 Berlin GermanyHumboldt University of Berlin Institude of Chemistry Brook‐Taylor‐Str. 2 12489 Berlin GermanyHumboldt University of Berlin Department of Physics Brook‐Taylor‐Straße 6–BT6 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Solution Processing of Hybrid Materials & Devices (SE‐ALM) Kekuléstraße 5 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Perovskite Tandem Solar Cells (SE‐APET) Kekuléstraße 5 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Active Materials and Interfaces for Stable Perovskite Solar Cells (SE‐AMIP) Kekuléstraße 5 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Active Materials and Interfaces for Stable Perovskite Solar Cells (SE‐AMIP) Kekuléstraße 5 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Solution Processing of Hybrid Materials & Devices (SE‐ALM) Kekuléstraße 5 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Solution Processing of Hybrid Materials & Devices (SE‐ALM) Kekuléstraße 5 12489 Berlin GermanyInstitute of Chemical Research of Catalonia (ICIQ‐CERCA) Avda. Països Catalans, 16 43007 Tarragona SpainHumboldt University of Berlin Department of Physics Brook‐Taylor‐Straße 6–BT6 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Perovskite Tandem Solar Cells (SE‐APET) Kekuléstraße 5 12489 Berlin GermanyKey Laboratory for Special Functional Materials of Ministry of Education Henan University 475004 Kaifeng P. R. ChinaHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Solution Processing of Hybrid Materials & Devices (SE‐ALM) Kekuléstraße 5 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Active Materials and Interfaces for Stable Perovskite Solar Cells (SE‐AMIP) Kekuléstraße 5 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Young Investigator Group Robotized Material and Photovoltaic Engineering Kekuléstraße 5 12489 Berlin GermanyHelmholtz‐Zentrum Berlin für Materialien und Energie GmbH Department Active Materials and Interfaces for Stable Perovskite Solar Cells (SE‐AMIP) Kekuléstraße 5 12489 Berlin GermanyAbstract Tin perovskite solar cells are emerging as a sustainable lead‐free alternative in thin film photovoltaics. DMSO‐free processed tin perovskites are gaining interest due to the detrimental effects of DMSO on tin oxidation. However, replacing DMSO with other solvents remains challenging due to the accelerated crystallization dynamics in non‐DMSO systems. In this study, the crystallization process in a DMSO‐free solvent system is regulated by managing the transition from the sol‐gel phase to the solid film. Specifically, piperazine dihydriodide (PDAI) and 4‐tert‐butylpyridine (tBP) are utilized to coordinately tune the colloidal chemistry through forming large pre‐nucleation clusters in perovskite ink, further, facilitating the film formation process. By combining tBP and PDAI, a controllable crystallization rate is achieved as evidenced by in situ photoluminescence (PL) measurement during spin‐coating. As a result, tin perovskite films show high crystallinity and improved microstructure. Devices treated with tBP+PDAI exhibit a champion power conversion efficiency of 7.8% and excellent stability without observable degradation for over 3000 h stored in the N2 glovebox. These findings advance understanding and managing crystallization in DMSO‐free solvents processed tin perovskite solar cells.https://doi.org/10.1002/advs.202501311crystallizationDMSO‐freein situ PLtin perovskites |
| spellingShingle | Shengnan Zuo Alexander Tarasov Lennart Frohloff Karunanantharajah Prashanthan Florian Ruske Mailis Lounasvuori Chiara Frasca André Dallmann Fengshuo Zu Florian Mathies Florian Scheler Noor Titan Putri Hartono Guixiang Li Jinzhao Li Maxim Simmonds Wenhui Li Norbert Koch Steve Albrecht Meng Li Eva Unger Mahmoud Hussein Aldanmasy Artem Musiienko Antonio Abate Tailored Crystallization Dynamics for Efficient and Stable DMSO‐Free Tin Perovskite Solar Cells Advanced Science crystallization DMSO‐free in situ PL tin perovskites |
| title | Tailored Crystallization Dynamics for Efficient and Stable DMSO‐Free Tin Perovskite Solar Cells |
| title_full | Tailored Crystallization Dynamics for Efficient and Stable DMSO‐Free Tin Perovskite Solar Cells |
| title_fullStr | Tailored Crystallization Dynamics for Efficient and Stable DMSO‐Free Tin Perovskite Solar Cells |
| title_full_unstemmed | Tailored Crystallization Dynamics for Efficient and Stable DMSO‐Free Tin Perovskite Solar Cells |
| title_short | Tailored Crystallization Dynamics for Efficient and Stable DMSO‐Free Tin Perovskite Solar Cells |
| title_sort | tailored crystallization dynamics for efficient and stable dmso free tin perovskite solar cells |
| topic | crystallization DMSO‐free in situ PL tin perovskites |
| url | https://doi.org/10.1002/advs.202501311 |
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