Výsledky vyhledávání - "Joëlle Rault-Berthelot"

Akademický článek

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

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Akademický článek

Quinolinoacridine as High Efficiency Building Unit in Single‐Layer Phosphorescent Organic Light‐Emitting Diodes

Autor: Clément Brouillac, Fabien Lucas, Denis Ari, Denis Tondelier, Jonathan Meot, Marc Malvaux, Cyril Jadaud, Christophe Lebreton, Joëlle Rault‐Berthelot, Cassandre Quinton, Emmanuel Jacques, Cyril Poriel

Publikováno v: Advanced Electronic Materials, Vol 10, Iss 1, Pp n/a-n/a (2024)

Abstract The performances of simplified single‐layer phosphorescent organic light‐emitting diodes (SL‐PhOLEDs) have significantly increased and they now appear to be a promising alternative to multi‐layer PhOLEDs. The blue and white emissions

Externí odkaz: https://doaj.org/article/3b985dd31bc443fd8bd96f66f660f48c

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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

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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

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Synthesis and electronic properties of bridged [8]-, [12]- and [16]-cyclo-para-phenylenes

Autor: Fabien Lucas, Joëlle Rault-Berthelot, Cassandre Quinton, Cyril Poriel

Publikováno v: Journal of Materials Chemistry C
Journal of Materials Chemistry C, 2022, 10, pp.14000-14009. ⟨10.1039/d2tc00881e⟩

International audience; Hoop-shaped pi-conjugated macrocycles constitute a new family of pi-conjugated systems displaying unique properties induced by their radially directed pi-orbitals. The electronic properties of these nanohoops are deeply depend

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bcb8cb8e0952d79282a050f2917f0986
https://doi.org/10.1039/d2tc00881e

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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

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Are pure hydrocarbons the future of host materials for blue phosphorescent organic light-emitting diodes?

Autor: Cyril Poriel, Joëlle Rault-Berthelot, Zuo-Quan Jiang

Publikováno v: Materials Chemistry Frontiers
Materials Chemistry Frontiers, 2022, ⟨10.1039/d2qm00083k⟩

International audience; The fantastic development of phosphorescent organic light-emitting diodes (PhOLEDs) has been undoubtedly driven by the molecular design of high-efficiency host materials for red, green and blue phosphors. Fine tuning the elect

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::19a9e4c4dfa2f712938e714b1216595e
https://doi.org/10.1039/d2qm00083k

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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

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Pure Hydrocarbon Materials as Highly Efficient Host for White Phosphorescent Organic Light‐Emitting Diodes: A New Molecular Design Approach

Autor: Fan‐Cheng Kong, Yuan‐Lan Zhang, Cassandre Quinton, Nemo McIntosh, Sheng‐Yi Yang, Joëlle Rault‐Berthelot, Fabien Lucas, Clément Brouillac, Olivier Jeannin, Jérôme Cornil, Zuo‐Quan Jiang, Liang‐Sheng Liao, Cyril Poriel

Publikováno v: Angewandte Chemie International Edition
Angewandte Chemie International Edition, 2022, 61 (35), pp.e202207204. ⟨10.1002/anie.202207204⟩

International audience; To date, all efficient host materials reported for phosphorescent OLEDs (PhOLEDs) are constructed with heteroatoms, which have a crucial role in the device performance. However, it has been shown in recent years that the heter

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::01b1bf1454f736e8f81c8ee4468d7a0e
https://doi.org/10.1002/ange.202207204

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