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Nuclear magnetic resonance (NMR) study of ⁷³Ge in Ge[Co₂]O₄

Authors:	H Saji

Institution:	Matsushita Research Institute Tokyo, Inc., Ikuta, Kawasaki, Japan

Abstract:	Nuclear magnetic resonance of ⁷³Ge in GeCo₂]O₄ was investigated between 77°K and 290°K. Analysis on resonance shifts showed a presence of considerable everlap between the oxygen and germanium ions, suggesting the long-range superexchange interaction via CoOGeOCo paths.

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