Synthesis, structures, and electroluminescent properties of scandium N,O-chelated complexes toward near-white organic light-emitting diodes.
Identifieur interne : 001701 ( Main/Exploration ); précédent : 001700; suivant : 001702Synthesis, structures, and electroluminescent properties of scandium N,O-chelated complexes toward near-white organic light-emitting diodes.
Auteurs : RBID : pubmed:20423054English descriptors
- KwdEn :
- MESH :
- chemical , chemical synthesis : Chelating Agents, Organometallic Compounds.
- chemical , chemistry : Chelating Agents, Organometallic Compounds, Scandium.
- Computer Simulation, Crystallography, X-Ray, Electrochemistry, Light, Luminescence, Models, Molecular, Molecular Structure.
Abstract
Three members of a new class of electroluminescent, neutral, and monomeric scandium N,O-chelate complexes, namely, Sc(III)-tris-2-(2-benzoimidazol-2-yl)phenolate (1), Sc(III)-tris-2-(2-benzoxyazol-2-yl)phenolate (2), and Sc(III)-tris-2-(2-benzothiazol-2-yl)phenolate (3), have been prepared and X-ray characterized. DFT calculations have been performed. In contrast to the most frequently applied dual or multiple dopants in multilayer white OLED devices, all our simpler devices with the configuration of indium tin oxide/N,N'-bis(3-methylphenyl)-N,N'-diphenylbenzidine/neat scandium complex/Yb exhibit close to near-white emission with a blue hue (CIE(x,y) = 0.2147, 0.2379) in the case of 1, a cyan hue (0.2702, 0.3524) in the case of 2, and a yellowish hue (0.3468; 0.4284) in the case of 3.
DOI: 10.1021/ic1002429
PubMed: 20423054
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Le document en format XML
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<author><name sortKey="Katkova, Marina A" uniqKey="Katkova M">Marina A Katkova</name>
<affiliation wicri:level="1"><nlm:affiliation>G.A. Razuvaev Institute of Organometallic Chemistry of RAS, Tropinina 49, Nizhny Novgorod, 603950, Russia.</nlm:affiliation>
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<wicri:regionArea>G.A. Razuvaev Institute of Organometallic Chemistry of RAS, Tropinina 49, Nizhny Novgorod, 603950</wicri:regionArea>
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<author><name sortKey="Balashova, Tatyana V" uniqKey="Balashova T">Tatyana V Balashova</name>
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<author><name sortKey="Ilichev, Vasilii A" uniqKey="Ilichev V">Vasilii A Ilichev</name>
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<author><name sortKey="Konev, Alexey N" uniqKey="Konev A">Alexey N Konev</name>
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<author><name sortKey="Isachenkov, Nikolai A" uniqKey="Isachenkov N">Nikolai A Isachenkov</name>
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<author><name sortKey="Fukin, Georgy K" uniqKey="Fukin G">Georgy K Fukin</name>
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<author><name sortKey="Ketkov, Sergey Yu" uniqKey="Ketkov S">Sergey Yu Ketkov</name>
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<author><name sortKey="Bochkarev, Mikhail N" uniqKey="Bochkarev M">Mikhail N Bochkarev</name>
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<term>Computer Simulation</term>
<term>Crystallography, X-Ray</term>
<term>Electrochemistry</term>
<term>Light</term>
<term>Luminescence</term>
<term>Models, Molecular</term>
<term>Molecular Structure</term>
<term>Organometallic Compounds (chemical synthesis)</term>
<term>Organometallic Compounds (chemistry)</term>
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<term>Organometallic Compounds</term>
<term>Scandium</term>
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<keywords scheme="MESH" xml:lang="en"><term>Computer Simulation</term>
<term>Crystallography, X-Ray</term>
<term>Electrochemistry</term>
<term>Light</term>
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<front><div type="abstract" xml:lang="en">Three members of a new class of electroluminescent, neutral, and monomeric scandium N,O-chelate complexes, namely, Sc(III)-tris-2-(2-benzoimidazol-2-yl)phenolate (1), Sc(III)-tris-2-(2-benzoxyazol-2-yl)phenolate (2), and Sc(III)-tris-2-(2-benzothiazol-2-yl)phenolate (3), have been prepared and X-ray characterized. DFT calculations have been performed. In contrast to the most frequently applied dual or multiple dopants in multilayer white OLED devices, all our simpler devices with the configuration of indium tin oxide/N,N'-bis(3-methylphenyl)-N,N'-diphenylbenzidine/neat scandium complex/Yb exhibit close to near-white emission with a blue hue (CIE(x,y) = 0.2147, 0.2379) in the case of 1, a cyan hue (0.2702, 0.3524) in the case of 2, and a yellowish hue (0.3468; 0.4284) in the case of 3.</div>
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<Abstract><AbstractText>Three members of a new class of electroluminescent, neutral, and monomeric scandium N,O-chelate complexes, namely, Sc(III)-tris-2-(2-benzoimidazol-2-yl)phenolate (1), Sc(III)-tris-2-(2-benzoxyazol-2-yl)phenolate (2), and Sc(III)-tris-2-(2-benzothiazol-2-yl)phenolate (3), have been prepared and X-ray characterized. DFT calculations have been performed. In contrast to the most frequently applied dual or multiple dopants in multilayer white OLED devices, all our simpler devices with the configuration of indium tin oxide/N,N'-bis(3-methylphenyl)-N,N'-diphenylbenzidine/neat scandium complex/Yb exhibit close to near-white emission with a blue hue (CIE(x,y) = 0.2147, 0.2379) in the case of 1, a cyan hue (0.2702, 0.3524) in the case of 2, and a yellowish hue (0.3468; 0.4284) in the case of 3.</AbstractText>
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