Issue 11, 2009
From the journal:

Chemical Communications

Strong through-space two-halide magnetic exchange of −234 K in (2,5-dimethylpyrazine)copper(ii) bromide†

Robert T. Butcher,a   Juan J. Novoa,c   Jordi Ribas-Ariño,c   Anders W. Sandvik,d   Mark M. Turnbull,*a   Christopher P. Landee,b   Brian M. Wellsb  and  Firas F. Awwadie  

* Corresponding authors

a Carlson School of Chemistry and Biochemistry, Clark University, 950 Main Street, Worcester, USA
E-mail: mturnbull@clarku.edu; rbutcher@clarku.edu
Fax: +1 508 882 3186
Tel: +1 508 793 7167

b Department of Physics, Clark University, 950 Main Street, Worcester, USA
E-mail: clandee@clarku.edu

c Departament de Química Física and IQTCUB Universitat de Barcelona, Av. Diagonal 647, 08028 Barcelona, Spain
E-mail: juan.novoa@ub.edu; jribas@yahoo.es

d Department of Physics, Boston University, 590 Commonwealth Ave., Boston, USA
E-mail: sandvik@bu.edu

e Department of Chemistry, Tafila Technical University, P.O. Box 179, 66110 Tafila, Jordan
E-mail: fawwadi@yahoo.com

Abstract

An unprecedented antiferromagnetic exchange of −234 K in Cu(2,5-dimethylpyrazine)Br2 is shown experimentally and theoretically to propagate via through-space interactions between Br ions rather than through-bond interactions.

Graphical abstract: Strong through-space two-halide magnetic exchange of −234 K in (2,5-dimethylpyrazine)copper(ii) bromide

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Article information

DOI
https://doi.org/10.1039/B819894B
Article type
Communication
Submitted
07 Nov 2008
Accepted
23 Jan 2009
First published
12 Feb 2009

Chem. Commun., 2009, 1359-1361

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Strong through-space two-halide magnetic exchange of −234 K in (2,5-dimethylpyrazine)copper(II) bromide

R. T. Butcher, J. J. Novoa, J. Ribas-Ariño, A. W. Sandvik, M. M. Turnbull, C. P. Landee, B. M. Wells and F. F. Awwadi, Chem. Commun., 2009, 1359 DOI: 10.1039/B819894B

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