Dynamics of field-induced polarization reversal in thin strained perovskite ferroelectric films with c-oriented polarization

Laurent Baudry, Igor A. Luk'yanchuk, and Anna Razumnaya
Phys. Rev. B 91, 144110 – Published 21 April 2015
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Abstract

The field-induced polarization reversal in the c-oriented ferroelectric phase of strained perovskite film has been studied. We show that in addition to the conventional longitudinal switching mechanism, when the c-oriented polarization vector changes its modulus, the longitudinal-transversal and transversal mechanisms when the perpendicular component of polarization is dynamically admixed are possible. The latter process can occur either via the straight-abrupt or initially continues polarization turnover scenario. We specified the obtained results for the case of PbTiO3 and BaTiO3 ferroelectrics and propose the experimental methods for their investigation.

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  • Received 24 March 2014
  • Revised 11 March 2015

DOI:https://doi.org/10.1103/PhysRevB.91.144110

©2015 American Physical Society

Authors & Affiliations

Laurent Baudry1,*, Igor A. Luk'yanchuk2,3, and Anna Razumnaya2,4

  • 1Institut d'Electronique de Microélectronique et de Nanotechnologie, Département Hyperfréquences et Semiconducteurs, UMR CNRS 8520, Université des Sciences et Technologies de Lille Avenue Poincaré, BP 69, 59652 Villeneuve d'Ascq Cedex, France
  • 2Laboratory of Condensed Matter Physics, University of Picardie, Amiens 80039, France
  • 3L. D. Landau Institute for Theoretical Physics, Moscow, Russia
  • 4Physics Department, Southern Federal University, Rostov on Don 344090, Russia

  • *laurent.baudry@iemn.univ-lille1.fr

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Issue

Vol. 91, Iss. 14 — 1 April 2015

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