{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Wang L"],"funding":["Fundamental Research Funds for the Central Universities","National Natural Science Foundation of China"],"pagination":["e06902"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12499401"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["12(37)"],"pubmed_abstract":["Chiral 3D perovskites possess remarkable chiroptoelectronic properties, which exhibit potential for overcoming the intrinsic limitations of carrier/exciton dynamics in low-dimensional chiral perovskites. However, chiral 3D perovskites face significant synthetic challenges compared to their low-dimensional counterparts, owing to the large steric hindrance of available chiral organic ammonium cations. Here, a novel chiral 3D perovskite single crystal, [(R/S)-3APr]<sub>2</sub>Pb<sub>4</sub>I<sub>12</sub>·2H<sub>2</sub>O [(R/S)-3APr = (R/S)-3-aminopyrrolidine] is demonstrated. The chiral ligands along with water molecules are incorporated inside 3D inorganic frameworks with expanded crystal lattices. An electrode-transfer device fabrication strategy is developed to construct the chiral 3D perovskite-based circularly polarized light (CPL) photodetector. The resulting photodetector exhibits excellent performance, with a high anisotropy factor for photocurrent (g<sub>I</sub> <sub>ph</sub>) of 0.4. Furthermore, the non-centrosymmetry enables chiral 3D perovskites to have efficient second harmonic generation (SHG) properties and a large circular polarization sensitivity of SHG, with an optical anisotropy factor of 0.83, extending the CPL detection range to near infrared region."],"journal":["Advanced science (Weinheim, Baden-Wurttemberg, Germany)"],"pubmed_title":["Chiral 3D Perovskite Single Crystals Realized by Lattice Expansion."],"pmcid":["PMC12499401"],"funding_grant_id":["226-2025-00031","52394274","U23A20592","226‐2025‐00031"],"pubmed_authors":["Li H","Ren J","Hao W","Chen S","Wang L"],"additional_accession":[]},"is_claimable":false,"name":"Chiral 3D Perovskite Single Crystals Realized by Lattice Expansion.","description":"Chiral 3D perovskites possess remarkable chiroptoelectronic properties, which exhibit potential for overcoming the intrinsic limitations of carrier/exciton dynamics in low-dimensional chiral perovskites. However, chiral 3D perovskites face significant synthetic challenges compared to their low-dimensional counterparts, owing to the large steric hindrance of available chiral organic ammonium cations. Here, a novel chiral 3D perovskite single crystal, [(R/S)-3APr]<sub>2</sub>Pb<sub>4</sub>I<sub>12</sub>·2H<sub>2</sub>O [(R/S)-3APr = (R/S)-3-aminopyrrolidine] is demonstrated. The chiral ligands along with water molecules are incorporated inside 3D inorganic frameworks with expanded crystal lattices. An electrode-transfer device fabrication strategy is developed to construct the chiral 3D perovskite-based circularly polarized light (CPL) photodetector. The resulting photodetector exhibits excellent performance, with a high anisotropy factor for photocurrent (g<sub>I</sub> <sub>ph</sub>) of 0.4. Furthermore, the non-centrosymmetry enables chiral 3D perovskites to have efficient second harmonic generation (SHG) properties and a large circular polarization sensitivity of SHG, with an optical anisotropy factor of 0.83, extending the CPL detection range to near infrared region.","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Oct","modification":"2026-06-04T04:43:40.077Z","creation":"2026-05-05T03:12:22.675Z"},"accession":"S-EPMC12499401","cross_references":{"pubmed":["40598824"],"doi":["10.1002/advs.202506902"]}}