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In ferromagnetic thin films, broken inversion symmetry and spin-orbit coupling give rise to interfacial Dzyaloshinskii-Moriya interactions. Analytic expressions for spin-wave properties show that the interfacial Dzyaloshinskii-Moriya…

The kinetics of conduction electrons interacting with the field of sound waves in a constant magnetic field is studied. It is shown that the longitudinal sound wave propagation occurs transverse spin conductivity, which has a resonant…

介观与纳米尺度物理 · 物理学 2015-06-03 I. I. Lyapilin

We observe counter-intuitive spin segregation in an inhomogeneous sample of ultra-cold, non-condensed Rubidium atoms in a magnetic trap. We use spatially selective microwave spectroscopy to verify a model that accounts for the differential…

软凝聚态物质 · 物理学 2009-11-07 H. J. Lewandowski , D. M. Harber , D. L. Whitaker , E. A. Cornell

Theoretically, we study the dynamics of a current induced domain wall in the bi-layer structure consists of a ferromagnetic layer and a non-magnetic metal layer with strong spin-orbit coupling in the presence of spin-Hall effect. The…

材料科学 · 物理学 2015-05-21 R. Arun , P. Sabareesan , M. Daniel

Density waves were studied in a phase-separated binary complex plasma under microgravity conditions. For the big particles, waves were self-excited by the two-stream instability, while for small particles, they were excited by heartbeat…

We demonstrate that the hybrid structures consisting of a superconducting layer with an adjacent spin-textured ferromagnet demonstrate the variety of equilibrium magnetoelectric effects originating from coupling between the conduction…

超导电性 · 物理学 2019-06-18 D. S. Rabinovich , I. V. Bobkova , A. M. Bobkov , M. A. Silaev

We study the propagation of a linearly polarized laser beam in the external transverse magnetic field taking into consideration the vacuum polarization by arbitrary spin particles. Induced ellipticity of the beam are evaluated using the…

高能物理 - 唯象学 · 物理学 2008-11-26 S. I. Kruglov

Magnetic order typically emerges due to the short-range exchange interaction between the constituent electronic spins. Recent discoveries have found a crucial role for spin-phonon coupling in various phenomena from optical ultrafast…

介观与纳米尺度物理 · 物理学 2024-05-16 Petros Andreas Pantazopoulos , Johannes Feist , Francisco J. García-Vidal , Akashdeep Kamra

We have carried out a systematic analysis of the transverse dipole spin response of a large size quantum dot within time-dependent current density functional theory. Results for magnetic fields corresponding to integer filling factors are…

凝聚态物理 · 物理学 2009-10-31 E. Lipparini , M. Barranco , A. Emperador , M. Pi , Ll. Serra

We evaluate optical forces and torques induced by a surface plasmon to a sphere of arbitrary size, i.e. beyond the point-like dipolar limit. Through a multipolar decomposition of the plasmonic field, we demonstrate that the induced torque…

光学 · 物理学 2015-06-18 Antoine Canaguier-Durand , Cyriaque Genet

Primordial Gravitational waves leave polarization imprints on the Cosmic Microwave Background (CMB). In this article, we investigate polarization bispectrum, which is also referred to as the B-mode auto bispectrum, due to a matter bounce…

宇宙学与河外天体物理 · 物理学 2019-10-17 Rahul Kothari , Debottam Nandi

Formulas for transverse conductance and dielectric permeability in quantum non-degenerate and Maxwellian collisional plasma with arbitrary variable collision frequency in Mermin's approach are deduced. Frequency of collisions of particles…

等离子体物理 · 物理学 2013-02-19 A. V. Latyshev , A. A. Yushkanov

Unlike optical waves, acoustic waves in fluids are described by scalar pressure fields, and therefore are considered spinless. Here, we demonstrate experimentally the existence of spin in acoustics. In the interference of two acoustic waves…

经典物理 · 物理学 2020-08-06 Chengzhi Shi , Rongkuo Zhao , Yang Long , Sui Yang , Yuan Wang , Hong Chen , Jie Ren , Xiang Zhang

We show that it is possible to generate a novel single-photon fringe pattern by using two spatially separated identical bi-photon sources. The fringes are similar to the ones observed in a Michelson interferometer and possess certain…

In a set of two papers, we propose to study an old-standing problem, namely the electromagnetic interaction for particles of arbitrary spin. Based on the assumption that light-cone helicity at tree level and $Q^2=0$ should be conserved…

高能物理 - 唯象学 · 物理学 2010-04-15 Cédric Lorcé

A system consisting of two neutral spin 1/2 particles is analyzed for two magnetic field perturbations: 1) an inhomogeneous magnetic field over all space, and 2) external fields over a half space containing only one of the particles. The…

量子物理 · 物理学 2018-06-06 Yakir Aharonov , Jeeva Anandan , G. Jordan Maclay , Jun Suzuki

Recent experiments demonstrate that spin dynamics may acquire an inertial effect in a few metallic magnets, deviating from the traditional inertia-free dynamics. It remains an open question to ascertain the physical mechanisms and…

介观与纳米尺度物理 · 物理学 2025-12-09 H. Y. Yuan

We consider a spinor Bose-Einstein condensate in its polar ground state. We analyze magnetization waves of a finite amplitude and show that their nonlinear coupling to the density waves change the dependence of the frequency on the…

软凝聚态物质 · 物理学 2009-11-07 I. E. Mazets , E. V. Orlenko , B. G. Matisov

We report the observation of the magnetic field induced circular differential deflection of light at the interface of a Faraday medium. The difference in the angles of refraction or reflection between the two circular polarization…

光学 · 物理学 2009-11-13 Ambarish Ghosh , Peer Fischer

It is shown that the ferromagnetic transition takes place always above Bose-Einstein condensation in ferromagnetically coupled spinor Bose gases. We describe the Bose ferromagnet within Ginzburg-Landau theory by a "two-fluid" model below…

软凝聚态物质 · 物理学 2009-11-10 Qiang Gu , Kai Bongs , Klaus Sengstock