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Macroscopic properties of ferroelectric samples, including those in form of thin films, are, to large extent, influenced by their domain structure. In this paper the free energy is calculated for a plate-like sample composed of…

Materials Science · Physics 2007-05-23 A. Kopal , P. Mokry , J. Fousek , T. Bahnik

The impact of free charges on the local pressure on a charged ferroelectric domain wall produced by an electric field has been analyzed. A general formula for the local pressure on a charged domain wall is derived considering full or…

Materials Science · Physics 2007-05-23 P. Mokry , A. K. Tagantsev , J. Fousek

The effective spin pressure induced by an electric current on a domain wall in a ferromagnet is determined using a simple classical model, which allows us to extend previous theories to arbitrary domain wall widths. In particular, the role…

Materials Science · Physics 2015-06-25 A. Vanhaverbeke , M. Viret

The interaction of ferroelectric 180 degree domain wall with a strongly inhomogeneous electric field of biased Scanning Probe Microscope tip is analyzed within continuous Landau-Ginzburg-Devonshire theory. Equilibrium shape of the initially…

The surface energy of a magnetic Domain Wall (DW) strongly affects its static and dynamic behaviours. However, this effect was seldom directly observed and many related phenomena have not been well understood. Moreover, a reliable method to…

Mesoscale and Nanoscale Physics · Physics 2018-03-07 Xueying Zhang , Nicolas Vernier , Weisheng Zhao , Haiming Yu , Laurent Vila , Dafiné Ravelosona

Domain walls in ferroelectric oxides provide fertile ground for the development of next-generation nanotechnology. Examples include domain-wall-based memory, memristors, and diodes, where the unusual electronic properties and the quasi-2D…

Ferroelectric nitrides have emerged as promising semiconductor materials for modern electronics. However, their domain structures and associated properties are basically unknown, despite their potential to result in optimized or new…

Materials Science · Physics 2024-08-06 Zhijun Jiang , Zhenlong Zhang , Charles Paillard , Hongjun Xiang , Laurent Bellaiche

We analyze the enhancement of the superconducting critical temperature of superconducting/ferromagnetic bilayers due to the appearance of localized superconducting states in the vicinity of magnetic domain walls in the ferromagnet. We…

Superconductivity · Physics 2015-03-31 M. Houzet , A. I. Buzdin

Interface physics in oxide heterostructures is pivotal in material's science. Domain walls (DWs) in ferroic systems are examples of naturally occurring interfaces, where order parameter of neighboring domains is modified and emerging…

Materials Science · Physics 2015-10-08 Josep Fontcuberta , Vassil Skumryev , Vladimir Laukhin , Xavier Granados , Ekhard K. H. Salje

In this paper we discuss once more the zero mode contribution to the vacuum energy density. We show that a careful treatment of the zero modes leads to the conclusion that domain walls may be ferromagnetic, and could generate a magnetic…

Astrophysics · Physics 2009-11-07 P. Cea , L. Tedesco

The recently proposed dynamical multiferroic effect describes the generation of magnetization from temporally varying electric polarization. Here, we show that the effect can lead to a magnetic field at moving ferroelectric domain walls,…

The impact of current on static and kinetic depinning fields of a domain wall in an one dimensional ferromagnetic nanostrip is investigated by solving the Landau-Lifshitz-Gilbert equation with adiabatic and non-adiabatic spin-transfer…

Materials Science · Physics 2023-07-19 R. Arun , P. Sabareesan , M. Daniel

In field theory, domain walls are constructed by embedding localized field configurations varying in one space dimension, such as the $\phi^4$ kink, in two or three space dimensions. At the classical level, the kink mass straightforwardly…

High Energy Physics - Theory · Physics 2025-08-11 N. Graham , H. Weigel

With the development of ferroelectric memories, it is becoming increasingly important to understand the ferroelectric switching behaviors at small applied electric fields. In this \rv{paper}, we use discretized phase-field models to…

Materials Science · Physics 2025-02-11 Huanhuan Tian , Jianguo Yang , Ming Liu

The domain size dependence of piezoelectric properties of ferroelectrics is investigated using a continuum Ginzburg-Landau model that incorporates the long-range elastic and electrostatic interactions. Microstructures with desired domain…

Materials Science · Physics 2009-11-10 Rajeev Ahluwalia , Turab Lookman , Avadh Saxena , Wenwu Cao

An antiferromagnetic domain wall in a thermal gradient is found to experience a force towards colder regions upon the application of a uniform magnetic field along the easy axis. This force increases with the strength of the applied field…

Mesoscale and Nanoscale Physics · Physics 2020-10-21 R. Yanes , M. Rodriguez Rosa , L. Lopez-Diaz

We study theoretically the influence of the underlying domain microstructure on the electromechanical properties of ferroelectrics. Our calculations are based on a continuum approach that incorporates the long-range elastic and…

Materials Science · Physics 2007-05-23 Rajeev Ahluwalia , Turab Lookman , Avadh Saxena , Wenwu Cao

We investigate how domain structure of the ferromagnet in superconductor-ferromagnet heterostructures may change their transport properties. We calculate the distribution of current in the superconductor induced by magnetic field of Bloch…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 I. S. Burmistrov , N. M. Chtchelkatchev

Domain wall dynamics in ferroic materials underpins functionality of data storage and information technology devices. Using localized electric field of a scanning probe microscopy tip, we experimentally demonstrate a surprisingly rich range…

Review is devoted to the recent theoretical studies of the impact of domain structure of ferroelectric substrate on graphene conductance. An analytical description of the hysteresis memory effect in a field effect transistor based on…

Materials Science · Physics 2018-03-09 Maksym V. Strikha , Anatolii I. Kurchak , Anna N. Morozovska