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A Simple Approach to Room Temperature Phosphorescent Allenylidene Complexes

Authors

  • Dr. Florian Kessler,

    1. Laboratory of Photonics and Interfaces, Institute of Chemical Sciences and Engineering, École Polytechnique Fédérale de Lausanne, 1015 Lausanne (Switzerland)
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  • Basile F. E. Curchod,

    1. Laboratory of Computational Chemistry and Biochemistry, Institute of Chemical Sciences and Engineering, École Polytechnique Fédérale de Lausanne, 1015 Lausanne (Switzerland)
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  • Dr. Ivano Tavernelli,

    1. Laboratory of Computational Chemistry and Biochemistry, Institute of Chemical Sciences and Engineering, École Polytechnique Fédérale de Lausanne, 1015 Lausanne (Switzerland)
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  • Prof. Ursula Rothlisberger,

    1. Laboratory of Computational Chemistry and Biochemistry, Institute of Chemical Sciences and Engineering, École Polytechnique Fédérale de Lausanne, 1015 Lausanne (Switzerland)
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  • Dr. Rosario Scopelliti,

    1. Laboratory of Photonics and Interfaces, Institute of Chemical Sciences and Engineering, École Polytechnique Fédérale de Lausanne, 1015 Lausanne (Switzerland)
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  • Dr. Davide Di Censo,

    1. Laboratory of Photonics and Interfaces, Institute of Chemical Sciences and Engineering, École Polytechnique Fédérale de Lausanne, 1015 Lausanne (Switzerland)
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  • Prof. Michael Grätzel,

    1. Laboratory of Photonics and Interfaces, Institute of Chemical Sciences and Engineering, École Polytechnique Fédérale de Lausanne, 1015 Lausanne (Switzerland)
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  • Dr. Md. Khaja Nazeeruddin,

    Corresponding author
    1. Laboratory of Photonics and Interfaces, Institute of Chemical Sciences and Engineering, École Polytechnique Fédérale de Lausanne, 1015 Lausanne (Switzerland)
    • Laboratory of Photonics and Interfaces, Institute of Chemical Sciences and Engineering, École Polytechnique Fédérale de Lausanne, 1015 Lausanne (Switzerland)
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  • Dr. Etienne Baranoff

    Corresponding author
    1. School of Chemistry, University of Birmingham, Edgbaston, Birmingham B15 2TT (UK)
    • School of Chemistry, University of Birmingham, Edgbaston, Birmingham B15 2TT (UK)
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  • We acknowledge financial support of this work by the European Union (CELLO, STRP 248043) and the Swiss National Science Foundation (NCCR-MUST interdisciplinary research program).

Abstract

original image

A warm (blue) glow: A stable bis-cyclometalated iridium(III) allenylidene complex is prepared from a bis-cyclometalated iridium(III) complex (see scheme). This strategy gives the first allenylidene complex that is phosphorescent at room temperature.

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