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Related papers: Magnetic Dynamics of a Multiferroic with an Antife…

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Composite multiferroics, heterostructures of ferromagnetic (FM) and ferroelectric (FE) materials, are characterized by a remarkable magnetoelectric effect at the interface. Previous work has supported the ferromagnetic structure with…

Mesoscale and Nanoscale Physics · Physics 2016-04-01 Zidong Wang , Malcolm J. Grimson

Effective dynamics of conduction electrons in antiferromagnetic (AFM) materials with slowly varying spin texture is developed via non-Abelian gauge theory. Quite different from the ferromagnetic (FM) case, the spin of a conduction electron…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 Ran Cheng , Qian Niu

As discussed in this chapter, we develop a mean-field mathematical method to calculate the ground states of antiferromagnets and better understand the applied magnetic-field induced exotic properties. Within antiferromagnetic materials…

Strongly Correlated Electrons · Physics 2021-09-09 Hai-Feng Li , Zikang Tang

We predict the phenomenon of antiferroelectric resonance (AFER), in which an ac electric field causes magnetic ions located at noncentrosymmetric positions in a multi-sublattice magnet to undergo magnetic transitions corresponding to…

Strongly Correlated Electrons · Physics 2012-03-14 V. N. Krivoruchko , D. A. Yablonskii

Friction measurements in the range of several meters per second are still of great interests. With the atomic force microscopy (AFM), the oscilaltion situation of the quartz crystal resonators of 3MHz resonance frequency are studied. And…

Mesoscale and Nanoscale Physics · Physics 2013-12-11 Fengzhen Zhang , Othmar Marti , Stefan Walheim , Thomas Schimmel

Antiferromagnets (AFMs) hold promise for applications in digital logic. However, switching AFM domains is challenging, as magnetic fields do not couple to the bulk antiferromagnetic order parameter. Here we show that magnetic-field-driven…

Materials Science · Physics 2026-01-13 Sophie F. Weber , Veronika Sunko

Tangentially magnetized trigonal arrays of sub-micron Permalloy discs are characterized with ferromagnetic resonance to determine the possible contributions to frequency and linewidth from array disorder. Each array is fabricated by a…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 Nils Ross , Mikhail Kostylev , Robert L. Stamps

Layered van der Waals crystals of topologically non-trivial and trivial semimetals with antiferromagnetic (AFM) ordering of magnetic sublattice are known to exhibit a negative magnetoresistance that is well correlated with AFM magnetization…

The broadband ferromagnetic resonance (FMR) linewidth of the free layer of magnetic tunnel junctions is used as a simple diagnostic of the quality of the magnetic structure. The FMR linewidth increases near the field regions of free layer…

Materials Science · Physics 2009-01-28 J. F. Sierra , F. G. Aliev , R. Heindl , S. E. Russek , W. H. Rippard

Van der Waals (vdW) antiferromagnets are exceptional platforms for exploring the spin dynamics of antiferromagnetic materials owing to their weak interlayer exchange coupling. In this study, we examined the antiferromagnetic resonance…

This work is devoted to experimental study of influence of superconductivity (S) on ferromagnetism (FM) (inverse proximity effects) with the help of Polarized Neutron Reflectivity. Combining meausurements of specular and diffuse intensities…

Superconductivity · Physics 2008-01-28 Yu. N. Khaidukov , Yu. V. Nikitenko , V. L. Aksenov

In this work, we leverage atomistic spin-lattice simulations to examine how magnetic interactions impact the propagation of sound waves through a ferromagnetic material. To achieve this, we characterize the sound wave velocity in BCC iron,…

Materials Science · Physics 2022-04-27 P. Nieves , J. Tranchida , S. Nikolov , A. Fraile , D. Legut

Radiative effects are considered for an electron moving in a medium in the presence of an external electromagnetic field. Anomalous magnetic moment (AMM) of the electron in alpha-order is calculated under these conditions in the form of…

High Energy Physics - Phenomenology · Physics 2009-10-31 V. N. Baier , V. M. Katkov

Surface plasmons are the collective electron excitations in metallic systems and the associated electromagnetic wave usually has the transverse magnetic (TM) polarization. On the other hand, spin waves are the spin excitations perpendicular…

Mesoscale and Nanoscale Physics · Physics 2024-09-17 H. Y. Yuan , Yaroslav M. Blanter , H. Q. Lin

Polymeric materials are widely used in industries ranging from automotive to biomedical. Their mechanical properties play a crucial role in their application and function and arise from the nanoscale structures and interactions of their…

Mesoscale and Nanoscale Physics · Physics 2023-08-01 Alba R. Piacenti , Casey Adam , Nicholas Hawkins , Ryan Wagner , Jacob Seifert , Yukinori Taniguchi , Roger Proksch , Sonia Contera

The coupling between the spin degrees of freedom and macroscopic mechanical motions, including striction, shearing, and rotation, has attracted wide interest with applications in actuation, transduction, and information processing.…

We describe the dynamics of an antiferromagnetic nano-oscillator in an external magnetic field of any given time distribution. The oscillator is powered by a spin current originating from spin-orbit effects in a neighboring heavy metal…

Mesoscale and Nanoscale Physics · Physics 2017-12-06 Jakub Chęciński , Marek Frankowski , Tomasz Stobiecki

It is shown that the structure of antiphase domain boundaries in the antiferromagnetic (AFM) phase of a highly anisotropic magnet with S = 1 on a two-dimensional square lattice depends greatly on single-ion anisotropy parameter D. Computer…

Strongly Correlated Electrons · Physics 2023-01-30 V. V. Konev , V. A. Ulitko , D. N. Yasinskaya , Y. D. Panov , A. S. Moskvin

The magnetization dynamics for ferrimagnets at the angular momentum compensation temperature T_A is believed to be analogous to that for antiferromagnets. We investigated the pulsed-laser-induced magnetization dynamics in amorphous…

Materials Science · Physics 2018-08-20 S. Mizukami , Y. Sasaki , D. -K. Lee , H. Yoshikawa , A. Tsukamoto , K. -J. Lee , T. Ono

Atomic force microscopy (AFM) is one of the most promising methods for investigating the structure of materials at the micro and nanoscale levels, as well as their local physical-mechanical properties. The experimental data obtained with…

Materials Science · Physics 2018-05-07 Oleg K. Garishin , Roman I. Izyumov , Alexander L. Svistkov