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Your search keyword '"Jean Ernest Sohna Sohna"' showing total 3 results
Start Over Author "Jean Ernest Sohna Sohna" Topic general chemistry
3 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. 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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3. A trisbipyridine tripodal ligand as toluene gelator. Phase transition-triggered binding of iron(ii)

Author

Frédéric Fages and Jean-Ernest Sohna Sohna

Subjects
Phase transition, Ligand, Binding properties, Metals and Alloys, General Chemistry, Photochemistry, Toluene, Catalysis, Surfaces, Coatings and Films, Electronic, Optical and Magnetic Materials, chemistry.chemical_compound, chemistry, Tripodal ligand, Materials Chemistry, Ceramics and Composites
Abstract

The formation of a physical gel with toluene is reported for a trisbipyridine ligand which exhibits iron(II) binding properties triggered by the gel-to-liquid phase transition.

Published
1997
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