{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Li B"],"funding":["Innovation and Technology Fund (ITF)","National Natural Science Foundation of China","Innovation and Technology Fund","National Natural Science Foundation of China (National Science Foundation of China)"],"pagination":["2753"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10980693"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["15(1)"],"pubmed_abstract":["Low-dimensional/three-dimensional perovskite heterojunctions have shown great potential for improving the performance of perovskite photovoltaics, but large organic cations in low-dimensional perovskites hinder charge transport and cause carrier mobility anisotropy at the heterojunction interface. Here, we report a low-dimensional/three-dimensional perovskite heterojunction that introduces strong aromatic conjugated low-dimensional perovskites in p-i-n devices to reduce the electron transport resistance crossing the perovskite/electron extraction interface. The strong aromatic conjugated π-conjugated network results in continuous energy orbits among [Pb<sub>2</sub>I<sub>6</sub>]<sup>2-</sup> frameworks, thereby effectively suppressing interfacial non-radiative recombination and boosting carrier extraction. Consequently, the devices achieved an improved efficiency to 25.66% (certified 25.20%), and maintained over 95% of the initial efficiency after 1200 hours and 1000 hours under ISOS-L-1I and ISOS-D-1 protocols, respectively. The chemical design of strong aromatic conjugated molecules in perovskite heterojunctions provides a promising avenue for developing efficient and stable perovskite photovoltaics."],"journal":["Nature communications"],"pubmed_title":["Harnessing strong aromatic conjugation in low-dimensional perovskite heterojunctions for high-performance photovoltaic devices."],"pmcid":["PMC10980693"],"funding_grant_id":["52322318","GHP/100/20SZ, GHP/102/20GD, MRP/040/21X, ITS/147/22FP"],"pubmed_authors":["Zeng XC","Zhu Z","Liu Q","Gao D","Li X","Li Z","Li S","Chen Z","Lu H","Li B","Zhao D","Gong J","Zhang C","Yu Z","Wang Y","Wu X"],"additional_accession":[]},"is_claimable":false,"name":"Harnessing strong aromatic conjugation in low-dimensional perovskite heterojunctions for high-performance photovoltaic devices.","description":"Low-dimensional/three-dimensional perovskite heterojunctions have shown great potential for improving the performance of perovskite photovoltaics, but large organic cations in low-dimensional perovskites hinder charge transport and cause carrier mobility anisotropy at the heterojunction interface. Here, we report a low-dimensional/three-dimensional perovskite heterojunction that introduces strong aromatic conjugated low-dimensional perovskites in p-i-n devices to reduce the electron transport resistance crossing the perovskite/electron extraction interface. The strong aromatic conjugated π-conjugated network results in continuous energy orbits among [Pb<sub>2</sub>I<sub>6</sub>]<sup>2-</sup> frameworks, thereby effectively suppressing interfacial non-radiative recombination and boosting carrier extraction. Consequently, the devices achieved an improved efficiency to 25.66% (certified 25.20%), and maintained over 95% of the initial efficiency after 1200 hours and 1000 hours under ISOS-L-1I and ISOS-D-1 protocols, respectively. The chemical design of strong aromatic conjugated molecules in perovskite heterojunctions provides a promising avenue for developing efficient and stable perovskite photovoltaics.","dates":{"release":"2024-01-01T00:00:00Z","publication":"2024 Mar","modification":"2025-04-04T20:16:42.208Z","creation":"2025-04-04T20:16:42.208Z"},"accession":"S-EPMC10980693","cross_references":{"pubmed":["38553436"],"doi":["10.1038/s41467-024-47112-y"]}}