Commensurate phase of multiferroic HoMn(2)O(5) studied by x-ray magnetic scattering

  • Beutier, G.; 
  • Bombardi, A.; 
  • Vecchini, C.; 
  • Radaelli, P. G.; 
  • Park, S.; 
  • 외 2명
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초록

The commensurate phase of multiferroic HoMn(2)O(5) was studied by x-ray magnetic scattering, both off-resonance and in resonant conditions at the Ho L(3) edge. Below 40 K, magnetic ordering at the Ho sites is induced by the main Mn magnetic order parameter, and its temperature dependence is well accounted for by a simple Curie-Weiss susceptibility model. A lattice distortion of periodicity twice that of the magnetic order is also evidenced. The azimuthal scans confirm the model of the magnetic structure recently refined from neutron diffraction data for both Mn and Ho sites, indicating that the two sublattices interact via magnetic superexchange.

키워드

POLARIZATION DEPENDENCE
제목
Commensurate phase of multiferroic HoMn(2)O(5) studied by x-ray magnetic scattering
저자
Beutier, G.; Bombardi, A.; Vecchini, C.; Radaelli, P. G.; Park, S.; Cheong, S-W.; Chapon, L. C.
DOI
10.1103/PhysRevB.77.172408
발행일
2008-05
유형
Article
저널명
Physical Review B - Condensed Matter and Materials Physics
권
77
호
17

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