Anomalous reduced sound velocity of multiferroic TbMn2O5

• The anomalous reduced velocity of TbMn2O5 is studied with using Green's function method.• The reduced velocity of TbMn2O5 exhibits a kink at TC.• The reduced velocity increase with the V(3) and V(4) increase in T 

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Bibliographic Details
Published in:Chinese journal of physics (Taipei) 2018-04, Vol.56 (2), p.520-524
Main Author: Cao, Xian-Sheng
Format: Article
Language:English
Subjects:
Anharmonic phonon–phonon interaction
Multiferroic TbMn2O5
Reduced sound velocity
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Description
Summary:• The anomalous reduced velocity of TbMn2O5 is studied with using Green's function method.• The reduced velocity of TbMn2O5 exhibits a kink at TC.• The reduced velocity increase with the V(3) and V(4) increase in T 
ISSN:0577-9073
DOI:10.1016/j.cjph.2018.01.012