Grafting Electron‐Accepting Fragments on [4]cyclo‐2,7‐carbazole Scaffold: Tuning the Structural and Electronic Properties of Nanohoops

Autor: Clément Brouillac, Nemo McIntosh, Benoît Heinrich, Olivier Jeannin, Olivier De Sagazan, Nathalie Coulon, Joëlle Rault‐Berthelot, Jérôme Cornil, Emmanuel Jacques, Cassandre Quinton, Cyril Poriel

Publikováno v: Advanced Science, Vol 11, Iss 13, Pp n/a-n/a (2024)

Abstract Since the first applications of nanohoops in organic electronics appear promising, the time has come to go deeper into their rational design in order to reach high‐efficiency materials. To do so, systematic studies dealing with the incorpo

Externí odkaz: https://doaj.org/article/2fe64990358a434ab3a89ccc0e9d0dc9

Pure Hydrocarbons: An Efficient Molecular Design Strategy for the Next Generation of Host Materials for Phosphorescent Organic Light-Emitting Diodes

Autor: Cyril Poriel, Joëlle Rault-Berthelot

Publikováno v: Accounts of Materials Research
Accounts of Materials Research, 2022, 3 (3), pp.379-390. ⟨10.1021/accountsmr.1c00263⟩

International audience; Fantastic progresses have been made since the discovery of phosphorescent organic light-emitting diodes (PhOLEDs) in 1998 ( Nature 1998, 395, 151). In the emissive layer of a PhOLED, a heavy-metal complex (emitter) is disperse

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::70fe473f177a57e98613f8aec241fc89
https://doi.org/10.1021/accountsmr.1c00263

Dispiroacridine-indacenobisthiophene positional isomers: impact of the bridge on the physicochemical properties

Autor: Bertrand Donnio, Jean-David Peltier, Joëlle Rault-Berthelot, Benoît Heinrich, Nicolas Leclerc, Cyril Poriel, Thomas Heiser, Olzhas A. Ibraikulov

Publikováno v: Materials Chemistry Frontiers
Materials Chemistry Frontiers, 2022, 6, pp.225-236. ⟨10.1039/D1QM01393A⟩
Materials Chemistry Frontiers, 2022, ⟨10.1039/d1qm01393a⟩
Materials Chemistry Frontiers, Royal Society of Chemistry, 2022, ⟨10.1039/d1qm01393a⟩

International audience; We report the influence of positional isomerism on the electronic (electrochemical HOMO/LUMO energy levels), photophysical and physical properties (molecular organization, crystallinity and phase transitions) and charge transp

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d0cc4e0f6644bae6a1e7224d54ba1aa5
https://doi.org/10.1039/d1qm01393a

Electronic and Charge Transport Properties in Bridged versus Unbridged Nanohoops: The Role of the Nanohoop Size

Autor: Fabien Lucas, Clement Brouillac, Nemo Mcintosh, Samuele Giannini, Joëlle Rault-Berthelot, Chirstophe Lebreton, David Beljonne, Jérôme Cornil, Emmanuel Jacques, Cassandre Quinton, Cyril Poriel

Publikováno v: Chemistry-A European Journal
Chemistry-A European Journal, 2023, pp.e202300934. ⟨10.1002/chem.202300934⟩

International audience; In the field of p-conjugated nanohoops, the size of the macrocycle has a huge impact on its structural characteristics, which in turn affect its electronic properties. In this work, we report the first experimental investigati

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::11ef7889416b6bb7b8e596cfa867abae
https://hal.science/hal-04061879

Simplified green-emitting single-layer phosphorescent organic light-emitting diodes with an external quantum efficiency > 22%

Autor: Fabien Lucas, Clément Brouillac, Sadiara Fall, Nicolas Zimmerman, Denis Tondelier, Bernard Geffroy, Nicolas Leclerc, Thomas Heiser, Christophe Lebreton, Emmanuel Jacques, Cassandre Quinton, Joëlle Rault-Berthelot, Cyril Poriel

Publikováno v: Chemistry of Materials
Chemistry of Materials, 2022, 34 (18), pp.8345-8355. ⟨10.1021/acs.chemmater.2c01909⟩

International audience; Nowadays, phosphorescent organic light-emitting diodes (PhOLEDs) is a widespread technology, in which all the high-performance devices are constructed on a stack of different organic layers called multi-layer devices (ML-PhOLE

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::68115bfd40df264f97bc98f3c7307991
https://hal-cea.archives-ouvertes.fr/cea-03781036