Cation, dipole, and spin order in Pb(Fe2∕3W1∕3)O3-based magnetoelectric multiferroic compounds
Author(s) -
R. Wongmaneerung,
Xiaoli Tan,
R. W. McCallum,
Supon Ananta,
Rattikorn Yimnirun
Publication year - 2007
Publication title -
applied physics letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.182
H-Index - 442
eISSN - 1077-3118
pISSN - 0003-6951
DOI - 10.1063/1.2748098
Subject(s) - ferrimagnetism , multiferroics , magnetization , saturation (graph theory) , condensed matter physics , materials science , dipole , polarization (electrochemistry) , analytical chemistry (journal) , chemistry , magnetic field , physics , ferroelectricity , organic chemistry , optoelectronics , mathematics , quantum mechanics , combinatorics , dielectric
Long range 1:1 cation order was developed in Pb(Fe2(1−x)∕3Sc2x∕3W1∕3)O3 solid solution compounds by high temperature solid state reaction. It is found that the degree of cation order directly influences the saturation magnetization in these single phase compounds. A high saturation magnetization (∼0.61μB∕f.u.) was observed for x=0.15 at 10K under 5T. A ferrimagnetic structure was suggested to take into account for the observed magnetic behavior. These compounds also display a saturated electrical polarization of ∼15μC∕cm2 at 40kV∕cm at 120K.
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