Multiferroicity in V-doped PbTiO3 (Articolo in rivista)

Type
Label
  • Multiferroicity in V-doped PbTiO3 (Articolo in rivista) (literal)
Anno
  • 2013-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1088/1742-6596/470/1/012013 (literal)
Alternative label
  • Ricci, F.; Fiorentini, V. (2013)
    Multiferroicity in V-doped PbTiO3
    in Journal of physics. Conference series (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Ricci, F.; Fiorentini, V. (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 470 (literal)
Rivista
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  • 4 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • University of Cagliari (literal)
Titolo
  • Multiferroicity in V-doped PbTiO3 (literal)
Abstract
  • We report ab initio predictions on the proper multiferroic (ferromagnetic, insulating and ferroelectric) character of PbTiO3 doped with vanadium (V). Ferromagnetically coupled V impurities carry a magnetization of 1 mu B each. The coupling is expected to be strong, since the paramagnetic solution is higher by 150 meV/vanadium, and no stable antiferromagnetic solution was found. The electronic gap in the doped system is about 0.2-0.3 eV in the generalized gradient approximation (GGA), hence the system is properly multiferroic. V doping increases the spontaneous polarization in PbTiO3, with an approximate percentual rate of 0.7 mu C/cm(2). (literal)
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