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Your search keyword '"Jean Ernest Sohna Sohna"' showing total 4 results
Start Over Author "Jean Ernest Sohna Sohna" Topic pyrene
4 results on '"Jean Ernest Sohna Sohna"'

1. Photoactive pyrene-containing receptors for transition-metal ions

Author

Jean-Ernest Sohna Sohna, Tirapattur Soujanya, Stéphanie Leroy, and Frédéric Fages

Subjects
chemistry.chemical_compound, chemistry, General Chemical Engineering, Pyrene, General Chemistry, Chromophore, Photochemistry, Receptor, Fluorescence, Transition metal ions, Ion
Abstract

Photoresponsive molecular receptors based on the photophysical properties of the pyrene chromophore were designed to exhibit tunable fluorescence emission upon binding of transition-metal ions.

Published
2001
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2. Sensitized luminescence emission of the europium(III) ion bound to a pyrene-containing triacid ligand

Author

Jean-Ernest Sohna Sohna and Frédéric Fages

Subjects
Lanthanide, Ligand, Organic Chemistry, chemistry.chemical_element, Chromophore, Photochemistry, Biochemistry, Metal, chemistry.chemical_compound, chemistry, Excited state, visual_art, Drug Discovery, visual_art.visual_art_medium, Pyrene, Luminescence, Europium
Abstract

A pyrene-tethered triacid receptor and its chelates with two lanthanide(III) metal cations have been synthesized. The first example of energy transfer taking place from the excited pyrene chromophore to the europium(III) metal is reported therein.

Published
1997
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4. Zinc(II)-driven Fluorescence Quenching of a Pyrene-labelled Bis-2,2′-bipyridine Ligand

Author

Jean-Ernest Sohna Sohna, Pascale Jaumier, and Frédéric Fages

Subjects
Quenching (fluorescence), Chemistry, Ligand, 010405 organic chemistry, chemistry.chemical_element, Zinc, General Chemistry, Photochemistry, 010402 general chemistry, Fluorescence, 01 natural sciences, 2,2'-Bipyridine, 0104 chemical sciences, chemistry.chemical_compound, Pyrene, Methanol
Abstract

The title compound has been synthesized and its fluorescence emission is quenched upon complexation of the Zn2+ in methanol solution.

Published
1999
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