{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"submitter":["Magne C"],"funding":["Diputación Foral de Gipuzkoa","Agence Nationale de la Recherche","Ministerio de Ciencia e Innovación","Universidad Nacional Autónoma de México","European Commission"],"pubmed_abstract":["We provide direct evidence of singlet fission occurring with water-soluble compounds. We show that perylene-3,4,9,10-tetracarboxylate forms dynamic dimers in aqueous solution, with lifetimes long enough to allow intermolecular processes such as singlet fission. As these are transient dimers rather than stable aggregates, they retain a significant degree of disorder. We performed a comprehensive analysis of such dynamic assemblies using time-resolved absorption and fluorescence spectroscopy, nuclear magnetic resonance spectroscopy, and theoretical modelling, allowing us to observe the characteristic signatures of singlet fission and develop a model to characterize the different species observed. Our findings reveal that structure fluctuations within perylene-3,4,9,10-tetracarboxylate associ"],"journal":["Chemical science"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC11472385"],"repository":["biostudies-literature"],"pubmed_title":["Perylene-derivative singlet exciton fission in water solution."],"pmcid":["PMC11472385"],"funding_grant_id":["ANR-23-CE29-0007","PAPIIT IA202821","NextGenerationEU/PRTR-C17.I1","QUAN-000021-01","ANR-23-CE50-009","ANR-10-INBS-05","PID2022-136231NB-I00"],"pubmed_authors":["Llansola-Portoles MJ","Echeverri A","Fanckevicius M","Jasinskas V","Koepf M","Streckaite S","Magne C","Dominguez-Ojeda E","Brigiano FS","Pascal AA","Casanova D","Ha-Thi MH","Pino T","Contreras-Garcia J","Quaranta A","Robert B","Gromova M","Finkelstein-Shapiro D","Boto RA","Gulbinas V"],"additional_accession":[]},"is_claimable":false,"name":"Perylene-derivative singlet exciton fission in water solution.","description":"We provide direct evidence of singlet fission occurring with water-soluble compounds. We show that perylene-3,4,9,10-tetracarboxylate forms dynamic dimers in aqueous solution, with lifetimes long enough to allow intermolecular processes such as singlet fission. As these are transient dimers rather than stable aggregates, they retain a significant degree of disorder. We performed a comprehensive analysis of such dynamic assemblies using time-resolved absorption and fluorescence spectroscopy, nuclear magnetic resonance spectroscopy, and theoretical modelling, allowing us to observe the characteristic signatures of singlet fission and develop a model to characterize the different species observed. Our findings reveal that structure fluctuations within perylene-3,4,9,10-tetracarboxylate associ","dates":{"release":"2024-01-01T00:00:00Z","publication":"2024 Oct","modification":"2025-04-04T01:08:56.196Z","creation":"2025-04-04T01:08:56.196Z"},"accession":"S-EPMC11472385","cross_references":{"pubmed":["39416301"],"doi":["10.1039/d4sc04732j"]}}