English
Related papers

Related papers: Spin waves in ultrathin ferromagnetic overlayers

200 papers

We provide a theoretical description of diffusive charge and spin transport in hybrid devices containing altermagnets. Based on recently derived drift--diffusion equations for coupled charge and spin dynamics and general boundary…

Mesoscale and Nanoscale Physics · Physics 2026-03-17 Nicolás Sigales , Tim Kokkeler , Gonzalo de Polsi , Sebastian Bergeret

It is shown that a non-magnetic metallic band in the presence of an antiferromagnetic background coupled only by the exchange interaction develops a superconducting instability similar to the one described by BCS theory plus additional…

Superconductivity · Physics 2013-09-03 Fernando A. Reboredo

Spin waves - the elementary excitations of magnetic materials - are prime candidate signal carriers for low dissipation information processing. Being able to image coherent spin-wave transport is crucial for developing interference-based…

The effects of correlation-induced coupling between spin and charge fluctuations on spin-wave excitations in a band ferromagnet are investigated by including self-energy and vertex corrections within a systematic inverse-degeneracy…

Strongly Correlated Electrons · Physics 2009-11-13 Sudhakar Pandey , Avinash Singh

Dislocation waves in magnetic crystals in the vicinity of orientation phase transition (OPT) temperatures are considered in a frame of the field theory of the defects. The singularities of the dislocation flows, elastic deformations and…

Materials Science · Physics 2007-05-23 D. I. Sirota , A. F. Zhuravlyov

Electron tunneling in ferromagnetic single-electron transistors is considered theoretically in the sequential tunneling regime. A new formalism is developed, which operates in a two-dimensional space of states, instead of one-dimensiona…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 J. Barnas , J. Martinek , G. Michalek , B. R. Bulka , A. Fert

Nonreciprocity of spin wave propagation is a well-known consequence of antisymmetric exchange contributions possible in magnetic spin systems that lack inversion symmetry. In this case, it is possible for the energy of a state to depend on…

Strongly Correlated Electrons · Physics 2019-09-06 Benjamin W. Zingsem , Michael Farle , Robert L. Stamps , Robert E. Camley

We consider interaction effects related to a nonuniform magnetization in ferromagnetic nanowires and their possible generalization to nanorings. First we show that the electric current in a ferromagnetic nanowire with more than one domain…

Mesoscale and Nanoscale Physics · Physics 2011-11-17 Nicholas Sedlmayr , Vitalii Dugaev , Jamal Berakdar

We theoretically investigate the interlayer dipolar and exchange couplings for an array of metallic magnetic nanowires grown on top of an extended ultrathin yttrium iron garnet film. The calculated interlayer dipolar coupling agrees with…

Mesoscale and Nanoscale Physics · Physics 2019-04-24 Tao Yu , Chuanpu Liu , Haiming Yu , Yaroslav M. Blanter , Gerrit E. W. Bauer

Unveiling intrinsic spins of propagating waves usually offers people a fundamental understanding of the geometrical and topological properties of waves from classical to quantum aspects. A great variety of research has shown that transverse…

Mesoscale and Nanoscale Physics · Physics 2018-11-14 Yang Long , Jie Ren , Hong Chen

The spin-orbit coupling can lead to exotic states of matter and unexpected behavior of the system properties. In this paper, we investigate the influence of spin-orbit coupling induced by proximity effects on a monolayer of superconductor…

Superconductivity · Physics 2018-02-09 Andrzej Ptok , Karen Rodríguez , Konrad Jerzy Kapcia

We investigate the influence of the domain wall ferromagnetic resonance frequency on the spin transfer torque in a ferromagnetic nanowire. By employing micromagnetic simulations with the spin transfer torque, we find that the domain wall…

Materials Science · Physics 2010-09-21 Jungbum Yoon , Chun-Yeol You , Younghun Jo , Seung-Young Park , Myung-Hwa Jung

Spin waves are promising information carriers which can be used in modern magnonic devices, characterized by higher performance and lower energy consumption than presently used electronic circuits. However, before practical application of…

Mesoscale and Nanoscale Physics · Physics 2019-03-05 M. Mailyan , P. Gruszecki , O. Gorobets , M. Krawczyk

Our earlier papers explore the nature of large wave vector spin waves in ultrathin ferromagnets, and also the properties and damping of spin waves of zero wave vector, at the center of the two dimensional Brillouin zone, with application to…

Other Condensed Matter · Physics 2007-05-23 A. T. Costa , R. B. Muniz , D. L. Mills

Spin waves are propagating disturbances in the magnetization of magnetic materials. One of their interesting properties is the nonreciprocity, exhibiting that their amplitude depends on the magnetization direction. Nonreciprocity in spin…

This review is focused on extrinsic magnetotransport effects in ferromagnetic oxides. It consists of two parts; the second part is devoted to an overview of experimental data and theoretical models for extrinsic magnetotransport phenomena.…

Strongly Correlated Electrons · Physics 2011-03-21 Michael Ziese

We review selected aspects of the interior physics of compact stars, focusing on the microscopic and macroscopic manifestations of spin, magnetic fields, and nucleonic superfluidity and superconductivity. Spin statistics of fermions allows…

High Energy Astrophysical Phenomena · Physics 2026-04-06 Armen Sedrakian , Peter B. Rau

In the metallic magnet NbFe2, the low temperature threshold of ferromagnetism can be investigated by varying the Fe concentration within a narrow homogeneity range. NbFe2 is one of a number of compounds where modulated order is found to…

We present a theory of the low-energy excitations of a ferromagnetic metal nanoparticle. In addition to the particle-hole excitations, which occur in a paramagnetic metal nanoparticle, we predict a branch of excitations involving the…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 C. M. Canali , A. H. MacDonald

Precessing magnetization in a thin film magnetic insulator pumps spins into adjacent metals; however, this phenomenon is not quantitatively understood. We present a theory for the dependence of spin-pumping on the transverse mode number and…

Mesoscale and Nanoscale Physics · Physics 2013-08-29 André Kapelrud , Arne Brataas
‹ Prev 1 8 9 10 Next ›