Complexes Metalliques de Bis-Heterocycles: Proprietes Magnetiques

Author:   Alain Marsura ,  Diem-Ngan Tran
Publisher:   Editions Universitaires Europeennes
ISBN:  

9786131523687


Pages:   220
Publication Date:   13 August 2010
Format:   Paperback
Availability:   In Print   Availability explained
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Complexes Metalliques de Bis-Heterocycles: Proprietes Magnetiques


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Overview

De nouveaux htrocycles azots comprenant des units 1,2,4-triazine: btrz, cpytrz, pytrz, bpy- pytrz et pytrz ont t prpars. Leur aptitude la complexation des ions mtalliques d10(CuI, AgI, ZnII) en utilisant l'analyse en spectromtrie UV- Visible, spectromtrie de Masse ESIMS, RMN, et Diffraction de Rayons X a t observe. En particulier, le complexe de CuI du ligand bpy- pytrz, est un hlicate double-brin dinuclaire dont l'orientation H-H (Head to Head) ou H-T (Head to Tail) a t dtermine gr[ce la structure RX. Par ailleurs, nous avons obtenu pour la premire fois des monocristaux d'un complexe entre l'ion uranium UO2(NO3)2 et le ligand bpy-pytrz. Dans une seconde partie, la synthse de squences bipyridine-bisdiazines-pont-2-oxapropylne est prsente. L'tude de leurs modes de complexation avec des ions mtalliques 3d8 (NiII, CoII, CuII) a t effectue. Enfin, des rsultats remarquables concernant les proprits magntiques (ferromagntisme) de ces complexes ont t obtenus et concernent en particulier des complexes neutres dinuclaires du NiII.

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Author:   Alain Marsura ,  Diem-Ngan Tran
Publisher:   Editions Universitaires Europeennes
Imprint:   Editions Universitaires Europeennes
Dimensions:   Width: 22.90cm , Height: 1.30cm , Length: 15.20cm
Weight:   0.327kg
ISBN:  

9786131523687


ISBN 10:   6131523681
Pages:   220
Publication Date:   13 August 2010
Audience:   General/trade ,  General
Format:   Paperback
Publisher's Status:   Active
Availability:   In Print   Availability explained
This item will be ordered in for you from one of our suppliers. Upon receipt, we will promptly dispatch it out to you. For in store availability, please contact us.

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