Structural Disorder as the Origin of Optical Properties and Spectral Dynamics in Squaraine Nano-Aggregates.


Journal

Journal of the American Chemical Society
ISSN: 1520-5126
Titre abrégé: J Am Chem Soc
Pays: United States
ID NLM: 7503056

Informations de publication

Date de publication:
26 10 2022
Historique:
pubmed: 15 10 2022
medline: 28 10 2022
entrez: 14 10 2022
Statut: ppublish

Résumé

In contrast to regular J- and H-aggregates, thin film squaraine aggregates usually have broad absorption spectra containing both J-and H-like features, which are favorable for organic photovoltaics. Despite being successfully applied in organic photovoltaics for years, a clear interpretation of these optical properties by relating them to specific excited states and an underlying aggregate structure has not been made. In this work, by static and transient absorption spectroscopy on aggregated

Identifiants

pubmed: 36240390
doi: 10.1021/jacs.2c07064
doi:

Substances chimiques

squaraine 0
Cyclobutanes 0
Phenols 0

Types de publication

Journal Article Research Support, Non-U.S. Gov't

Langues

eng

Sous-ensembles de citation

IM

Pagination

19372-19381

Auteurs

Robin Bernhardt (R)

II. Institute of Physics, University of Cologne, Zülpicher Str. 77, D-50937 Cologne, Germany.

Marìck Manrho (M)

Zernike Insitute for Advanced Materials, University of Groningen, Nijenborgh 4, NL-9747 AG Groningen, Netherlands.

Jennifer Zablocki (J)

Kekulé-Institute for Organic Chemistry and Biochemistry, University of Bonn, Gerhard-Domagk-Str. 1, D-53121 Bonn, Germany.

Lukas Rieland (L)

II. Institute of Physics, University of Cologne, Zülpicher Str. 77, D-50937 Cologne, Germany.

Arne Lützen (A)

Kekulé-Institute for Organic Chemistry and Biochemistry, University of Bonn, Gerhard-Domagk-Str. 1, D-53121 Bonn, Germany.

Manuela Schiek (M)

Institute of Physics, University of Oldenburg, Carl-von-Ossietzky-Str. 9-11, D-26129 Oldenburg, Germany.
LIOS & ZONA, Johannes Kepler University, Altenbergerstr. 69, A-4040 Linz, Austria.
Department of Chemistry, University of Cologne, Greinstr. 4-6, D-50939 Cologne, Germany.

Klaus Meerholz (K)

Department of Chemistry, University of Cologne, Greinstr. 4-6, D-50939 Cologne, Germany.

Jingyi Zhu (J)

II. Institute of Physics, University of Cologne, Zülpicher Str. 77, D-50937 Cologne, Germany.
State Key Laboratory of Molecular Reaction Dynamics and Dynamics Research Centre for Energy and Environmental Materials, Dalian Institute of Chemical Physics, 116023 Dalian, China.

Thomas L C Jansen (TLC)

Zernike Insitute for Advanced Materials, University of Groningen, Nijenborgh 4, NL-9747 AG Groningen, Netherlands.

Jasper Knoester (J)

Zernike Insitute for Advanced Materials, University of Groningen, Nijenborgh 4, NL-9747 AG Groningen, Netherlands.
Faculty of Science, Leiden University, Einsteinweg 55, NL-2300 RA Leiden, Netherlands.

Paul H M van Loosdrecht (PHM)

II. Institute of Physics, University of Cologne, Zülpicher Str. 77, D-50937 Cologne, Germany.

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