Jove
Visualize
Contact Us

Related Experiment Videos

Ferroelectricity in spiral magnets.

Maxim Mostovoy1

  • 1Materials Science Center, University of Groningen, Nijenborgh 4, 9747 AG Groningen, The Netherlands.

Physical Review Letters
|April 12, 2006
PubMed
Summary

Spiral magnets exhibit strong magnetic field sensitivity. This study presents a theory explaining their thermodynamics and magnetic field behavior, including polarization changes and induced charge.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Spin Hall magnetoresistance and spin Seebeck effect in Pt |CoCr<sub>2</sub>O<sub>4</sub> heterostructures.

Science and technology of advanced materials·2025
Same author

Mechanical manipulation for ordered topological defects.

Science advances·2024
Same author

Magnetization reversal through an antiferromagnetic state.

Nature communications·2023
Same author

Hysteretic Responses of Skyrmion Lattices to Electric Fields in Magnetoelectric Cu<sub>2</sub>OSeO<sub>3</sub>.

Nano letters·2023
Same author

Strain-Control of Cycloidal Spin Order in a Metallic Van der Waals Magnet.

Advanced materials (Deerfield Beach, Fla.)·2023
Same author

Topologically protected magnetoelectric switching in a multiferroic.

Nature·2022
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Area of Science:

  • Condensed Matter Physics
  • Materials Science
  • Magnetism

Background:

  • Ferroelectric materials are sensitive to magnetic fields.
  • Spiral magnets are identified as the most sensitive ferroelectrics.
  • Understanding the interplay between electric and magnetic properties is crucial.

Purpose of the Study:

  • To develop a phenomenological theory for inhomogeneous ferroelectric magnets.
  • To describe the thermodynamics and magnetic field response of these materials.
  • To investigate phenomena like dielectric anomalies and electric polarization flops.

Main Methods:

  • Phenomenological theory development.
  • Thermodynamic modeling.
  • Analysis of magnetic field effects on electric polarization.

Main Results:

  • The theory describes dielectric susceptibility anomalies at magnetic transitions.
  • Sudden electric polarization flops in response to magnetic fields are explained.
  • Electric polarization can be induced at domain walls.
  • Magnetic vortices are shown to carry electric charge.

Conclusions:

  • The developed theory provides insights into the behavior of inhomogeneous ferroelectric magnets.
  • The findings highlight the significant coupling between magnetic and electric properties in spiral magnets.
  • New avenues for exploring magnetoelectric effects in advanced materials are opened.

Related Experiment Videos