Excited state properties of Ir-III(phpy)(2)(naphthylalaninate) with phpyH=2-phenylpyridine - Energy transfer and luminescence

Pawlowski, Valeri and Kunkely, Horst and Vogler, Arnd (2004) Excited state properties of Ir-III(phpy)(2)(naphthylalaninate) with phpyH=2-phenylpyridine - Energy transfer and luminescence. JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY, 161 (2-3). pp. 95-97. ISSN 1010-6030

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Abstract

The complex Ir-III(phpy)(2)(naIa) with phpyH=2-phenylpyridine and nalaH=3-(2-naphthyl)alanine was prepared and characterized. The electronic spectrum of the complex shows long-wavelength absorptions which are attributed to the Ir-III(phpy)(2) Chromophore. The lowest-energy excited state is a metal-to-ligand charge transfer (MLCT) triplet which is emissive under ambient conditions. Excitation of the naphthyl chromophore at shorter wavelength is followed by an efficient energy transfer to the Ir-III(phpy)(2) fragment. (C) 2004 Elsevier B.V. All rights reserved.

Item Type: Article
Uncontrolled Keywords: ORTHO-METALATED COMPLEXES; NONNATURAL AMINO-ACIDS; CYCLOMETALATED RH3+; IR3+ COMPLEXES; IRIDIUM(III); IR(III); RH(III); electronic spectra; luminescence; iridium complexes; amino acids
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Anorganische Chemie > Alumni or Retired Professors > Prof. Dr. Arnd Vogler
Depositing User: Dr. Gernot Deinzer
Date Deposited: 22 Jul 2021 11:35
Last Modified: 22 Jul 2021 11:35
URI: https://pred.uni-regensburg.de/id/eprint/38066

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