作者: F. Schrettle , P. Lunkenheimer , J. Hemberger , V. Yu. Ivanov , A. A. Mukhin
DOI: 10.1103/PHYSREVLETT.102.207208
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摘要: … A-type antiferromagnetic state. We ascribe the relaxations in both cases to the off-center motion of the manganese ions, which in the multiferroic systems also leads to the ferroelectric …