Enhanced stability and optical performance of MAPbI3 perovskite films through B4PBF4 ionic liquid integration: A route to durable photovoltaics
An ionic liquid (B4PBF4) was synthesized and characterized using spectroscopic techniques, incorporating it in different proportions (0.25, 0.5, and 1.5 % w/w) into thin perovskite films. The results show that 1.5 % concentration significantly improves the optical properties by minimizing trap state...
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| Format: | Article |
| Language: | English |
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Elsevier
2025-12-01
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| Series: | Journal of Ionic Liquids |
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| Online Access: | http://www.sciencedirect.com/science/article/pii/S2772422025000321 |
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| author | Edgar González-Juárez Ana I. Santiago-Mustafat Miguel A. Amado-Briseño Daniel A. Acuña-Leal Eduardo M. Sánchez-Cervantes Arián Espinosa- Roa |
| author_facet | Edgar González-Juárez Ana I. Santiago-Mustafat Miguel A. Amado-Briseño Daniel A. Acuña-Leal Eduardo M. Sánchez-Cervantes Arián Espinosa- Roa |
| author_sort | Edgar González-Juárez |
| collection | DOAJ |
| description | An ionic liquid (B4PBF4) was synthesized and characterized using spectroscopic techniques, incorporating it in different proportions (0.25, 0.5, and 1.5 % w/w) into thin perovskite films. The results show that 1.5 % concentration significantly improves the optical properties by minimizing trap states and preventing charge recombination. XPS analysis indicates a strong interaction between the ionic liquid and lead halides at this proportion. Additionally, photovoltaic devices fabricated with this percentage achieved higher efficiency. In terms of stability, the 1.5 % also prevented water absorption on the surface, delaying film degradation up to 500 h. |
| format | Article |
| id | doaj-art-10ef73548e454cdeb74fdf614b932e59 |
| institution | DOAJ |
| issn | 2772-4220 |
| language | English |
| publishDate | 2025-12-01 |
| publisher | Elsevier |
| record_format | Article |
| series | Journal of Ionic Liquids |
| spelling | doaj-art-10ef73548e454cdeb74fdf614b932e592025-08-20T03:17:51ZengElsevierJournal of Ionic Liquids2772-42202025-12-015210016310.1016/j.jil.2025.100163Enhanced stability and optical performance of MAPbI3 perovskite films through B4PBF4 ionic liquid integration: A route to durable photovoltaicsEdgar González-Juárez0Ana I. Santiago-Mustafat1Miguel A. Amado-Briseño2Daniel A. Acuña-Leal3Eduardo M. Sánchez-Cervantes4Arián Espinosa- Roa5Facultad de Ciencias Químicas (FCQ), Universidad Autónoma de Nuevo León (UANL), Av. Universidad s/n, Cd. Universitaria, San Nicolás de los Garza, Nuevo León, C.P. 66450, MéxicoFacultad de Ciencias Químicas (FCQ), Universidad Autónoma de Nuevo León (UANL), Av. Universidad s/n, Cd. Universitaria, San Nicolás de los Garza, Nuevo León, C.P. 66450, MéxicoSECIHTI- Depto. Procesos de Transformación, Centro de Investigación en Química Aplicada (CIQA), Unidad Monterrey, Alianza Sur 204, PIIT, Apodaca, Nuevo León, C.P. 66628, MéxicoFacultad de Ciencias Físico Matemáticas (FCFM), Universidad Autónoma de Nuevo León (UANL), San Nicolás de los Garza 66450, MéxicoFacultad de Ciencias Químicas (FCQ), Universidad Autónoma de Nuevo León (UANL), Av. Universidad s/n, Cd. Universitaria, San Nicolás de los Garza, Nuevo León, C.P. 66450, México; Corresponding authors.SECIHTI- Depto. Procesos de Transformación, Centro de Investigación en Química Aplicada (CIQA), Unidad Monterrey, Alianza Sur 204, PIIT, Apodaca, Nuevo León, C.P. 66628, México; Corresponding authors.An ionic liquid (B4PBF4) was synthesized and characterized using spectroscopic techniques, incorporating it in different proportions (0.25, 0.5, and 1.5 % w/w) into thin perovskite films. The results show that 1.5 % concentration significantly improves the optical properties by minimizing trap states and preventing charge recombination. XPS analysis indicates a strong interaction between the ionic liquid and lead halides at this proportion. Additionally, photovoltaic devices fabricated with this percentage achieved higher efficiency. In terms of stability, the 1.5 % also prevented water absorption on the surface, delaying film degradation up to 500 h.http://www.sciencedirect.com/science/article/pii/S2772422025000321Ionic liquidPSCAdditive engineering |
| spellingShingle | Edgar González-Juárez Ana I. Santiago-Mustafat Miguel A. Amado-Briseño Daniel A. Acuña-Leal Eduardo M. Sánchez-Cervantes Arián Espinosa- Roa Enhanced stability and optical performance of MAPbI3 perovskite films through B4PBF4 ionic liquid integration: A route to durable photovoltaics Journal of Ionic Liquids Ionic liquid PSC Additive engineering |
| title | Enhanced stability and optical performance of MAPbI3 perovskite films through B4PBF4 ionic liquid integration: A route to durable photovoltaics |
| title_full | Enhanced stability and optical performance of MAPbI3 perovskite films through B4PBF4 ionic liquid integration: A route to durable photovoltaics |
| title_fullStr | Enhanced stability and optical performance of MAPbI3 perovskite films through B4PBF4 ionic liquid integration: A route to durable photovoltaics |
| title_full_unstemmed | Enhanced stability and optical performance of MAPbI3 perovskite films through B4PBF4 ionic liquid integration: A route to durable photovoltaics |
| title_short | Enhanced stability and optical performance of MAPbI3 perovskite films through B4PBF4 ionic liquid integration: A route to durable photovoltaics |
| title_sort | enhanced stability and optical performance of mapbi3 perovskite films through b4pbf4 ionic liquid integration a route to durable photovoltaics |
| topic | Ionic liquid PSC Additive engineering |
| url | http://www.sciencedirect.com/science/article/pii/S2772422025000321 |
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