Search Results - "Rault‐Berthelot, Joëlle"

Blue Single‐Layer Organic Light‐Emitting Diodes Using Fluorescent Materials: A Molecular Design View Point by Poriel, Cyril, Rault‐Berthelot, Joëlle

“…Since the beginning of organic light‐emitting diodes (OLEDs), blue emission has attracted the most attention and many research groups worldwide have worked on…”
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Designing Host Materials for the Emissive Layer of Single‐Layer Phosphorescent Organic Light‐Emitting Diodes: Toward Simplified Organic Devices by Poriel, Cyril, Rault‐Berthelot, Joëlle

“…Thanks to the tremendous effort over the last 20 years, phosphorescent organic light‐emitting diodes (PhOLEDs) represent a prevalent technology. In this…”
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Dihydroindenofluorene Positional Isomers by Poriel, Cyril, Rault-Berthelot, Joëlle

“…Conspectus Bridged oligophenylenes are very important organic semiconductors (OSCs) in organic electronics (OE). The fluorene unit, which is a bridged…”
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[4]Cyclo‐N‐ethyl‐2,7‐carbazole: Synthesis, Structural, Electronic and Charge Transport Properties by Lucas, Fabien, Sicard, Lambert, Jeannin, Olivier, Rault‐Berthelot, Joëlle, Jacques, Emmanuel, Quinton, Cassandre, Poriel, Cyril

“…Nanorings, which are macrocycles possessing radially directed π‐orbitals have shown fantastic development in the last ten years. Unravelling their unusual…”
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C1‐Linked Spirobifluorene Dimers: Pure Hydrocarbon Hosts for High‐Performance Blue Phosphorescent OLEDs by Sicard, Lambert J., Li, Hong‐Cheng, Wang, Qiang, Liu, Xiang‐Yang, Jeannin, Olivier, Rault‐Berthelot, Joëlle, Liao, Liang‐Sheng, Jiang, Zuo‐Quan, Poriel, Cyril

“…Reported here are C1‐linked spiro‐bifluorene dimers. A comprehensive study is carried out to analyze the electronic properties of these highly twisted…”
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Electronic and Charge Transport Properties in Bridged versus Unbridged Nanohoops: Role of the Nanohoop Size by Lucas, Fabien, Brouillac, Clément, McIntosh, Nemo, Giannini, Samuele, Rault‐Berthelot, Joëlle, Lebreton, Christophe, Beljonne, David, Cornil, Jérôme, Jacques, Emmanuel, Quinton, Cassandre, Poriel, Cyril

“…In the field of π‐conjugated nanohoops, the size of the macrocycle has a strong impact on its structural characteristics, which in turn affect its electronic…”
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1‑Carbazolyl Spirobifluorene: Synthesis, Structural, Electrochemical, and Photophysical Properties by Sicard, Lambert, Quinton, Cassandre, Lucas, Fabien, Jeannin, Olivier, Rault-Berthelot, Joëlle, Poriel, Cyril

“…The present work reports one of the rare examples of a new emerging family of spirobifluorene derivatives, namely, 1-substituted spirobifluo­renes. We report…”
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Spirobifluorene Regioisomerism: A Structure–Property Relationship Study by Sicard, Lambert, Quinton, Cassandre, Peltier, Jean‐David, Tondelier, Denis, Geffroy, Bernard, Biapo, Urelle, Métivier, Rémi, Jeannin, Olivier, Rault‐Berthelot, Joëlle, Poriel, Cyril

“…The present works report the first structure–property relationship study of a key class of organic semiconductors, that is, the four spirobifluorene positional…”
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Spirobifluorene Dimers: Understanding How The Molecular Assemblies Drive The Electronic Properties by Poriel, Cyril, Quinton, Cassandre, Lucas, Fabien, Rault‐Berthelot, Joëlle, Jiang, Zuo‐Quan, Jeannin, Olivier

“…Spirobifluorene (SBF) is one of the most important scaffolds used in the design of organic semi‐conductors (OSCs) for electronics. In recent years, among all…”
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ortho-, meta-, and para-Dihydroindenofluorene Derivatives as Host Materials for Phosphorescent OLEDs by Romain, Maxime, Thiery, Sébastien, Shirinskaya, Anna, Declairieux, Céline, Tondelier, Denis, Geffroy, Bernard, Jeannin, Olivier, Rault-Berthelot, Joëlle, Métivier, Rémi, Poriel, Cyril

“…This work reports the first structure–properties relationship study of ortho [2,1‐c]‐, meta [1,2‐a]‐, and para [1,2‐b]dihydroindenofluorenes, highlighting the…”
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[4]Cyclo‑N‑alkyl-2,7-carbazoles: Influence of the Alkyl Chain Length on the Structural, Electronic, and Charge Transport Properties by Lucas, Fabien, McIntosh, Nemo, Jacques, Emmanuel, Lebreton, Christophe, Heinrich, Benoît, Donnio, Bertrand, Jeannin, Olivier, Rault-Berthelot, Joëlle, Quinton, Cassandre, Cornil, Jérôme, Poriel, Cyril

“…Macrocycles possessing radially oriented π-orbitals have experienced a fantastic development. However, their incorporation in organic electronic devices…”
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Cyclization of Terphenyl‐Bisfluorenols: A Mechanistic Study of the Regioselectvity by Poriel, Cyril, Barrière, Frédéric, Rault‐Berthelot, Joëlle, Thirion, Damien

“…The mechanism of the bicyclization reaction of a series of terphenyl‐bisfluorenols into dispiro[fluorene‐9,6′‐indeno[1,2‐b]fluorene‐12′,9′′‐fluorene] and…”
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Dimesitylborane as Electron Accepting Unit in High Performance Yellow Single-Layer Phosphorescent Organic Light Emitting Diode by Brouillac, Clément, Lucas, Fabien, Ari, Denis, Lebreton, Christophe, Jeannin, Olivier, Rault Berthelot, Joëlle, Quinton, Cassandre, Jacques, Emmanuel, Poriel, Cyril

“…A new host material for Single-Layer Phosphorescent Organic Light-Emitting Diodes (SL-PhOLED) is reported, namely SPA-2-FDMB, using the dimesitylborane (DMB)…”
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Pure Hydrocarbons: An Efficient Molecular Design Strategy for the Next Generation of Host Materials for Phosphorescent Organic Light-Emitting Diodes by Poriel, Cyril, Rault-Berthelot, Joëlle

“…Conspectus Fantastic progresses have been made since the discovery of phosphorescent organic light-emitting diodes (PhOLEDs) in 1998 ( Nature 1998, 395, 151 )…”
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[4]‐Cyclo‐2,7‐Carbazole as Host Material in High‐Efficiency Phosphorescent OLEDs: A New Perspective for Nanohoops in Organic Electronics by Brouillac, Clément, Lucas, Fabien, Tondelier, Denis, Rault‐Berthelot, Joëlle, Lebreton, Christophe, Jacques, Emmanuel, Quinton, Cassandre, Poriel, Cyril

“…In the last ten years, the development of π‐conjugated nanohoops has been considerable owing to their remarkable properties. However, to date, their…”
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Modulation of the Physicochemical Properties of Donor-Spiro-Acceptor Derivatives through Donor Unit Planarisation: Phenylacridine versus Indoloacridine-New Hosts for Green and Blue Phosphorescent Organic Light-Emitting Diodes (PhOLEDs) by Thiery, Sébastien, Tondelier, Denis, Geffroy, Bernard, Jeannin, Olivier, Rault-Berthelot, Joëlle, Poriel, Cyril

“…This work reports a detailed structure–property relationship study of a series of efficient host materials based on the donor–spiro–acceptor (D‐spiro‐A) design…”
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Pure Hydrocarbon Materials as Highly Efficient Host for White Phosphorescent Organic Light‐Emitting Diodes: A New Molecular Design Approach by Kong, Fan‐Cheng, Zhang, Yuan‐Lan, Quinton, Cassandre, McIntosh, Nemo, Yang, Sheng‐Yi, Rault‐Berthelot, Joëlle, Lucas, Fabien, Brouillac, Clément, Jeannin, Olivier, Cornil, Jérôme, Jiang, Zuo‐Quan, Liao, Liang‐Sheng, Poriel, Cyril

“…To date, all efficient host materials reported for phosphorescent OLEDs (PhOLEDs) are constructed with heteroatoms, which have a crucial role in the device…”
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[n]‐Cyclo‐9,9‐dibutyl‐2,7‐fluorene (n=4, 5): Nanoring Size Influence in Carbon‐Bridged Cyclo‐para‐phenylenes by Sicard, Lambert, Lucas, Fabien, Jeannin, Olivier, Bouit, Pierre‐Antoine, Rault‐Berthelot, Joëlle, Quinton, Cassandre, Poriel, Cyril

“…For the last ten years, ring‐shaped π‐conjugated macrocycles possessing radially directed π‐orbitals have been subject to intense research. The electronic…”
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Simplified Green-Emitting Single-Layer Phosphorescent Organic Light-Emitting Diodes with an External Quantum Efficiency > 22 by Lucas, Fabien, Brouillac, Clément, Fall, Sadiara, Zimmerman, Nicolas, Tondelier, Denis, Geffroy, Bernard, Leclerc, Nicolas, Heiser, Thomas, Lebreton, Christophe, Jacques, Emmanuel, Quinton, Cassandre, Rault-Berthelot, Joëlle, Poriel, Cyril

“…Nowadays, phosphorescent organic light-emitting diodes (PhOLEDs) is a widespread technology, in which all the high-performance devices are constructed on a…”
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Electron-Rich 4‑Substituted Spirobifluorenes: Toward a New Family of High Triplet Energy Host Materials for High-Efficiency Green and Sky Blue Phosphorescent OLEDs by Quinton, Cassandre, Thiery, Sébastien, Jeannin, Olivier, Tondelier, Denis, Geffroy, Bernard, Jacques, Emmanuel, Rault-Berthelot, Joëlle, Poriel, Cyril

“…We report herein a detailed structure–properties relationship study of the first examples of electron-rich 4-substituted spirobifluorenes for organic…”
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