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JOURNALS // Mendeleev Communications // Archive

Mendeleev Commun., 1992 Volume 2, Issue 1, Pages 32–33 (Mi mendc5384)

This article is cited in 4 papers

Unusual Magnetic Behaviour of Polyferro(phenyl)siloxanes

M. M. Levitskiia, A. Yu. D'yakonovb, A. L. Buchachenkob

a A.N. Nesmeyanov Institute of Organoelement Compounds of Russian Academy of Sciences, Moscow, Russian Federation
b N.N. Semenov Federal Research Center for Chemical Physics, Russian Academy of Sciences, Moscow, Russian Federation

Abstract: Polyferro(phenyl)siloxanes are paramagnetic when the iron content is low, e.g. at a ratio Fe:Si<2.0, but when Fe:Si>2.0 the effective magnetic moment of the FeIII atom increases with increase of the Fe:Si ratio and it also increases as the temperature decreases; this unusual magnetic behaviour may be explained in terms of spin frustration in polynuclear oxo-ferric polymer clusters.

Language: English

DOI: 10.1070/MC1992v002n01ABEH000113



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