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Magnetoelectric coupling permits a magnetic order parameter to be addressed electrically or vice versa, and could find use in data storage, field sensors and actuators. Coupling constants for single phase materials such as chromium dioxide,…

Materials Science · Physics 2007-05-23 W. Eerenstein , M. Wiora , J. L. Prieto , J. F. Scott , N. D. Mathur

During the last fifteen years, multiferroic (MF) research communities have been searching for an alternative room temperature MF material with large magnetoelectric (ME) coupling for possible applications in high density electronic…

In order to establish the correlation between the magnetoelectric coupling and magnetic instability, we have studied the structural, magnetic, and ferroelectric properties of \textit{x}BaTiO${_3}$-(1-\textit{x})BiCoO${_3}$ as a function of…

Materials Science · Physics 2019-02-14 Lokanath Patra , Zhao Pan , Jun Chen , Masaki Azuma , P. Ravindran

Magnetic, dielectric and calorimetric studies on 0.9BiFeO3-0.1BaTiO3 indicate strong magnetoelectric coupling. XRD studies reveal a very remarkable change in the rhombohedral distortion angle and a significant shift in the atomic positions…

Materials Science · Physics 2009-11-13 Anar Singh , Vibhav Pandey , R. K. Kotnala , Dhananjai Pandey

We present a unique example of giant magnetoelectric effect in a conventional multiferroic HoMnO3, where polarization is very large (~56 mC/m2) and the ferroelectric transition temperature is higher than the magnetic ordering temperature by…

Strongly Correlated Electrons · Physics 2015-05-13 N. Hur , I. K. Jeong , M. F. Hundley , S. B. Kim , S. -W. Cheong

The mutual control of the electric and magnetic properties of a multiferroic solid is of fundamental and great technological importance. We report here on the colossal magnetoelectric coupling effect of polycrystalline La0.2Pb0.7Fe12O19. A…

Materials Science · Physics 2016-03-16 Guo-Long Tan , Hao-Hao Sheng

Hexagonal YMnO_3 with space group P63cm is one of the rare examples of multiferroic materials that exhibit co-dependence of a robust ferroelectric phase along with antiferromagnetic ordering. This is primarily ascribed to tilting of the…

Strongly Correlated Electrons · Physics 2010-05-25 A. K. Singh , S. D. Kaushik , V. Siruguri , S. Patnaik

We report coupling between magnetic and electric orders for antiferromagnetic polycrystalline FeVO4 in which magnetism-induced polarization has been recently found in noncollinear antiferromagnetic state below the second antiferromagnetic…

Materials Science · Physics 2009-11-17 Bohdan Kundys , Christine Martin , Charles Simon

Intrinsic magnetoelectric coupling describes the interaction between magnetic and electric polarization through an inherent microscopic mechanism in a single phase material. This phenomenon has the potential to control the magnetic state of…

With a combined ab initio density functional and model Hamiltonian approach we establish that in the recently discovered multiferroic phase of the manganite Sr$_{1/2}$Ba$_{1/2}$MnO$_{3}$ the polar distortion of Mn and O ions is stabilized…

Materials Science · Physics 2015-03-09 Gianluca Giovannetti , Sanjeev Kumar , Carmine Ortix , Massimo Capone , Jeroen van den Brink

We have investigated the magnetoelectric coupling in the lone pair containing piezoelectric ferrimagnet Cu2OSeO3. Significant magnetocapacitance develops in the magnetically ordered state (TC = 60 K). We find critical behavior near TC and a…

Materials Science · Physics 2010-02-25 Jan-Willem G. Bos , Claire V. Colin , Thomas T. M. Palstra

Magnetoelastic coupling, i.e., the change of crystal lattice induced by a spin order, is not only scientifically interesting, but also technically important. In this work, we propose a general microscopic model from first-principles…

Materials Science · Physics 2015-06-24 X. Z. Lu , Xifan Wu , H. J. Xiang

We have studied the magnetodielectric and magnetoelastic coupling in TbFe3(BO3)4 single crystals by means of capacitance, magnetostriction and Raman spectroscopy measurements. The data reveal strong magnetic field effects on the dielectric…

We extend results of [Liu et al. Proc. Roy. Soc. Lond. A 469, 20130240, 2013] on artificial magneto-electric coupling and magnetism in moderate contrast dielectric layered media via high-order homogenization to the three-dimensional…

Optics · Physics 2022-11-11 B. Gralak , Y. Liu , S. Guenneau

Giant magnetostriction in insulating magnetic materials is highly required for applications but is rarely observed. Here we show that giant magnetostriction (> 1500 ppm) can be achieved in an insulating transition metal oxide CaBaCo4O7…

Strongly Correlated Electrons · Physics 2021-09-29 Yi-Sheng Chai , Jun-Zhuang Cong , Jin-Cheng He , Dan Su , Xia-Xin Ding , John Singleton , Vivien Zapf , Young Sun

Although the magnetoelectric effects - the mutual control of electric polarization by magnetic fields and magnetism by electric fields, have been intensively studied in a large number of inorganic compounds and heterostructures, they have…

Materials Science · Physics 2013-06-25 W. Wang , L. -Q. Yan , J. -Z. Cong , Y. -L. Zhao , F. Wang , S. -P. Shen , T. Zou , D. Zhang , S. -G. Wang , X. -F. Han , Y. Sun

A flop of electric polarization from $P$$\parallel$$c$ ($P_c$) to $P$$\parallel$$a$ ($P_a$) is observed in MnTiO$_3$ as a spin flop transition is triggered by a $c$-axis magnetic field, $H_{\|c}$=7 T. The critical magnetic field $H_{\|c}$…

Strongly Correlated Electrons · Physics 2014-10-29 Songxue Chi , Feng Ye , H. D. Zhou , E. S. Choi , J. Hwang , Huibo Cao , Jaime A. Fernandez-Baca

Magnetoelectric (ME) effect has been studied in a structure of a magnetostrictive TbFe2 alloy, two piezoelectric Pb(Zr,Ti)O3 (PZT) ceramics, and two nonmagnetic flakes. The ME coupling originates from the magnetic-mechanical-electric…

Materials Science · Physics 2012-10-30 K. Bi , Y. G. Wang , D. A. Pan , W. Wu

The pursuit of multiferroic magnetoelectrics, combining simultaneous ferroelectric and magnetic orders, remains a central focus in condensed matter physics. Here we report the centrosymmetric, one-dimensional (1D) antiferromagnetic WOI$_3$…

Materials Science · Physics 2024-03-14 Zhihao Gong , Yechen Xun , Zhuang Qian , Kai Chang , Jingshan Qi , Hua Wang

Magnetoelectric coupling is vital for exploring fundamental science and driving the development of high-density memory and energy-efficient spintronic devices. Altermagnets, which merge the benefits of ferromagnets and antiferromagnets,…

Materials Science · Physics 2026-03-03 Pengqiang Dong , Hanbo Sun , Chao Wu , Ping Li
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