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Related papers: Structural Domain Walls in Polar Hexagonal Mangani…

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Difference in density of states for the spin's majority and minority bands in a ferromagnet changes the electrostatic potential along the domains, introducing the discontinuities of the potential at domain boundaries. The value of…

Materials Science · Physics 2009-11-07 M. Dzero , L. P. Gor'kov , A. K. Zvezdin , K. A. Zvezdin

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…

The charged domain walls in ferroelectric materials exhibit intriguing physical properties. We examine herein the charged-domain-wall structures in Ca$_{3-x}$Sr$_x$Ti$_2$O$_7$ using transmission electron microscopy. When viewed along the…

Materials Science · Physics 2019-11-06 Hiroshi Nakajima , Koji Shigematsu , Yoichi Horibe , Shigeo Mori , Yasukazu Murakami

Spin wave nonreciprocity in domain walls (DWs) allows for unidirectional signal processing in reconfigurable magnonic circuits. Using scanning transmission x-ray microscopy (STXM), we examined coherently-excited magnons propagating in…

Domain walls can be formed in superconductors with a discrete degeneracy of the ground state, for instance, due to the breaking of time reversal symmetry. We study all cases where the formation of domain walls is possible in a tetragonal…

Superconductivity · Physics 2015-04-01 S. P. Mukherjee , K. V. Samokhin

Starting from the London - type model we study the domain structures in ferromagnetic superconductors taking account of the nucleation of vortices and antivortices coupled to the magnetic texture. We predict that the coupling between…

Superconductivity · Physics 2014-04-23 I. M. Khaymovich , A. S. Mel'nikov , A. I. Buzdin

We present a combined theoretical and experimental study of the energetic stability and accessibility of different domain wall spin configurations in mesoscopic magnetic iron rings. The evolution is investigated as a function of the width…

Materials Science · Physics 2016-10-12 Pascal Krautscheid , Robert M. Reeve , Maike Lauf , Benjamin Krüger , Mathias Kläui

We report on imaging of the nonuniform superconducting states in a Pb thin film bridge on top of a ferromagnetic BaFe_{12}O_{19} single crystal with a single straight domain wall along the center of the bridge by low-temperature scanning…

Ferroelectric domain walls exhibit a range of interesting electrical properties and are now widely recognized as functional two-dimensional systems for the development of next-generation nanoelectronics. A major achievement in the field was…

Materials Science · Physics 2021-09-17 Jan Schultheiß , Tadej Rojac , Dennis Meier

Currently, much interest is drawn to the analysis of optical and matter-wave modes supported by the fractional diffraction in nonlinear media. We predict a new type of such states, in the form of domain walls (DWs) in the two-component…

Optics · Physics 2022-11-23 Shatrughna Kumar , Pengfei Li , Boris A. Malomed

We present a systematic optical study for a bandwidth-controlled series of nearly half doped colossal magnetoresistive manganites RE$_{0.55}$AE$_{0.45}$MnO$_3$ (RE and AE being rare earth and alkaline earth ions, respectively) under the…

Strongly Correlated Electrons · Physics 2014-01-15 I. Kezsmarki , Y. Tomioka , S. Miyasaka , L. Demko , Y. Okimoto , Y. Tokura

Domain-wall magnetoresistance and low-frequency noise have been studied in epitaxial antiferromagnetically-coupled [Fe/Cr(001)]_10 multilayers and ferromagnetic Co line structures as a function of DC current intensity. In [Fe/Cr(001)]_10…

Materials Science · Physics 2008-07-17 D. Herranz , R. Guerrero , R. Villar , F. G. Aliev , A. C. Swaving , R. A. Duine , C. van Haesendonck , I. Vavra

Transition metal oxides hold great potential for the development of new device paradigms because of the field-tunable functionalities driven by their strong electronic correlations, combined with their earth abundance and environmental…

Domain walls are ubiquitous in materials that undergo phase transitions driven by spontaneous symmetry breaking. Domain walls in ferroics and multiferroics have received tremendous attention recently due to their emergent properties…

We report the dielectric dispersion of the giant magnetocapacitance (GMC) in multiferroic DyMnO$_{3}$ over a wide frequency range. The GMC is found to be attributable not to the softened electromagnon but to the electric-field-driven motion…

Strongly Correlated Electrons · Physics 2009-11-13 F. Kagawa , M. Mochizuki , Y. Onose , H. Murakawa , Y. Kaneko , N. Furukawa , Y. Tokura

Domain walls in soft permalloy strips may exhibit various equilibrium micromagnetic structures depending on the width and thickness of the strip, ranging from the well-known transverse and vortex walls in narrow and thin strips to double…

Mesoscale and Nanoscale Physics · Physics 2016-03-23 Virginia Estevez , Lasse Laurson

As the result of the high-temperature improper ferroelectric transition occurring in YMnO3 and other hexagonal manganites a striking domain pattern was observed: an emergence of six domains of alternating polarization from one point in a…

Strongly Correlated Electrons · Physics 2014-01-31 Bruno Mettout , Pierre Toledano , Martin Lilienblum , Manfred Fiebig

We perform a fully self-consistent study of domain walls between different chiral domains in chiral $d_{x^2-y^2} \pm id_{xy}-wave superconductors with an underlying honeycomb lattice structure. We investigate domain walls along all possible…

Superconductivity · Physics 2017-08-18 Oladunjoye A. Awoga , Adrien Bouhon , Annica M. Black-Schaffer

We analyzed the domain morphology, electrocaloric response, and negative capacitance states in a one-dimensional array of uniformly oriented, radial symmetric ferroelectric nanowires, whose spontaneous polarization is normal to their…

We study dipolar bosons in a 1D optical lattice and identify a region in parameter space---strong coupling but relatively weak on-site repulsion---hosting a series of stable charge-density-wave (CDW) states whose low-energy excitations,…

Quantum Gases · Physics 2012-03-12 Emma Wikberg , Jonas Larson , Emil J. Bergholtz , Anders Karlhede