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Bulk dielectric and magnetic properties of PFW-PZT ceramics: absence of magnetically switched-off polarization

Result description

We investigated ceramic solid solutions of [PbFe2/3W1/3O 3 3]x?[PbZr0.53Ti0.47O3]1-x (PFWx?PZT1-x, x = 0.2 and 0.3) by dielectric spectroscopy, DSC, and SQUID magnetometry. We did not con?rm previous observations on reversible suppression of ferroelectric polarization in PFWx?PZT1-x thin ?lms for magnetic ?elds above 0.5 T. We did not observe any change of ferroelectric polarization with external magnetic ?elds up to 3.2 T. Our data revealed classical ferroelectric properties, and paramagnetic behaviorwas observed down to 4.5 K instead of previously reported relaxor magnetic behavior. It seems that the reported switching-off of ferroelectric polarization in the ?lms is not an intrinsic property.

Keywords

dielectric and magnetic propertiesceramicspolarizationphase transitions

The result's identifiers

Alternative languages

  • Result language

    angličtina

  • Original language name

    Bulk dielectric and magnetic properties of PFW-PZT ceramics: absence of magnetically switched-off polarization

  • Original language description

    We investigated ceramic solid solutions of [PbFe2/3W1/3O 3 3]x?[PbZr0.53Ti0.47O3]1-x (PFWx?PZT1-x, x = 0.2 and 0.3) by dielectric spectroscopy, DSC, and SQUID magnetometry. We did not con?rm previous observations on reversible suppression of ferroelectric polarization in PFWx?PZT1-x thin ?lms for magnetic ?elds above 0.5 T. We did not observe any change of ferroelectric polarization with external magnetic ?elds up to 3.2 T. Our data revealed classical ferroelectric properties, and paramagnetic behaviorwas observed down to 4.5 K instead of previously reported relaxor magnetic behavior. It seems that the reported switching-off of ferroelectric polarization in the ?lms is not an intrinsic property.

  • Czech name

  • Czech description

Classification

  • Type

    Jx - Unclassified - Peer-reviewed scientific article (Jimp, Jsc and Jost)

  • CEP classification

    BM - Solid-state physics and magnetism

  • OECD FORD branch

Others

  • Publication year

    2010

  • Confidentiality

    S - Úplné a pravdivé údaje o projektu nepodléhají ochraně podle zvláštních právních předpisů

Data specific for result type

  • Name of the periodical

    Journal of Physics-Condensed Matter

  • ISSN

    0953-8984

  • e-ISSN

  • Volume of the periodical

    22

  • Issue of the periodical within the volume

    44

  • Country of publishing house

    GB - UNITED KINGDOM

  • Number of pages

    5

  • Pages from-to

  • UT code for WoS article

    000283347400016

  • EID of the result in the Scopus database

Basic information

Result type

Jx - Unclassified - Peer-reviewed scientific article (Jimp, Jsc and Jost)

Jx

CEP

BM - Solid-state physics and magnetism

Year of implementation

2010