Structural behavior of the kagome antiferromagnet TmBaCo4O7: Neutron diffraction study and group-theoretical consideration

The first-order structural phase transition at TS ∼240 K in the extended kagome antiferromagnet TmBaCo4O7 has been studied by neutron powder diffraction. In order to comprehend the microscopic origin of the transition, a detailed symmetry analysis is performed, based on crystallographic parameters o...

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Bibliographic Details
Main Authors: Khalyavin, D, Chapon, L, Radaelli, P, Zheng, H, Mitchell, J
Format: Journal article
Language:English
Published: 2009