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A Supramolecularly-Caged Ionic Iridium(III) Complex Yielding Bright and Very Stable Solid-State Light-Emitting Electrochemical Cells
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作者:

Graber, Stefan
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Univ Basel, Dept Chem, CH-4056 Basel, Switzerland Univ Valencia, Inst Ciencia Mol, ES-46071 Valencia, Spain

Doyle, Kevin
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Univ Basel, Dept Chem, CH-4056 Basel, Switzerland Univ Valencia, Inst Ciencia Mol, ES-46071 Valencia, Spain

Neuburger, Markus
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Univ Basel, Dept Chem, CH-4056 Basel, Switzerland Univ Valencia, Inst Ciencia Mol, ES-46071 Valencia, Spain

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Constable, Edwin C.
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Univ Basel, Dept Chem, CH-4056 Basel, Switzerland Univ Valencia, Inst Ciencia Mol, ES-46071 Valencia, Spain

Costa, Ruben D.
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Univ Valencia, Inst Ciencia Mol, ES-46071 Valencia, Spain Univ Valencia, Inst Ciencia Mol, ES-46071 Valencia, Spain

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Repetto, Diego
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Univ Valencia, Inst Ciencia Mol, ES-46071 Valencia, Spain Univ Valencia, Inst Ciencia Mol, ES-46071 Valencia, Spain

Bolink, Henk J.
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Univ Valencia, Inst Ciencia Mol, ES-46071 Valencia, Spain Univ Valencia, Inst Ciencia Mol, ES-46071 Valencia, Spain
机构:
[1] Univ Valencia, Inst Ciencia Mol, ES-46071 Valencia, Spain
[2] Univ Basel, Dept Chem, CH-4056 Basel, Switzerland
基金:
瑞士国家科学基金会;
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D O I:
10.1021/ja805900e
中图分类号:
O6 [化学];
学科分类号:
0703 ;
摘要:
A new iridium(III) complex showing intramolecular interligand pi-stacking has been synthesized and used to improve the stability of single-component, solid-state light-emitting electrochemical cell (LEC) devices. The pi-stacking results in the formation of a very stable supramolecularly caged complex. LECs using this complex show extraordinary stabilities (estimated lifetime of 600 h) and luminance values (average luminance of 230 cd m(-2)) indicating the path toward stable ionic complexes for use in LECs reaching stabilities required for practical applications.
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页码:14944 / +
页数:3
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