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Related papers: Spin Multipole Expansion of the Memory Effect

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Motivated by connections with observable phenomena, in particular with soft factorization theorems for scattering amplitudes and with memory effects, renewed interest has been recently shown in the subject of asymptotic symmetries at null…

High Energy Physics - Theory · Physics 2019-11-28 Carlo Heissenberg

Modelling gravity is a fundamental problem that must be tackled in N-body simulations of stellar systems, and satisfactory solutions require a deep understanding of the dynamical effects of softening. In a previous paper (Romeo 1997), we…

Astrophysics · Physics 2007-05-23 Alessandro B. Romeo

The description of interacting many-electron systems in external magnetic fields is considered in the framework of the optimized effective potential method extended to current-spin-density functional theory. As a case study, a…

Materials Science · Physics 2011-01-14 N. Helbig , S. Kurth , S. Pittalis , E. Räsänen , E. K. U. Gross

The shape and the dynamics of reversals of the magnetic field in a turbulent dynamo experiment are investigated. We report the evolution of the dipolar and the quadrupolar parts of the magnetic field in the VKS experiment, and show that the…

Fluid Dynamics · Physics 2015-05-20 Christophe Gissinger

In this paper, we study the four dimensional Einstein-Maxwell-dilaton (EMD) theories in the Newman-Penrose (NP) formalism. We adapt the equations of motion into the NP formalism, and obtain the solution space that is asymptotic to the flat…

General Relativity and Quantum Cosmology · Physics 2020-09-02 Wen-Di Tan

In the present study, we calculate the multipole moments of spin-3/2 doubly heavy baryons within the light cone QCD sum rules. We compare our results on magnetic dipole moments with results existing in the literature. The results obtained…

High Energy Physics - Phenomenology · Physics 2025-04-15 T. M Aliev , E. Askan , A. Ozpineci

Permanent magnet has a small and compact structure, is especially suitable for a narrow space. With the aid of soft iron, the magnetic field can be increased much more and the field uniformity can be well controlled. Most Permanent magnets…

Accelerator Physics · Physics 2023-01-03 Quanling Peng , Jianxin Zhou , Saike Tian , Yingzhe Wang

We demonstrate the rotational memory effect in a multimode fiber. Rotating the incident wavefront around the fiber core axis leads to a rotation of the resulting pattern of the fiber output without significant changes in the resulting…

Optics · Physics 2015-11-13 L. V. Amitonova , A. P. Mosk , P. W. H. Pinkse

Perhaps the most powerful method for deriving the Newtonian gravitational interaction between two masses is the multipole expansion. Once inner multipoles are calculated for a particular shape this shape can be rotated, translated, and even…

General Relativity and Quantum Cosmology · Physics 2020-01-01 Julian Stirling , Stephan Schlamminger

We study the behavior of geodesics in the plane-fronted wave background of the three-dimensional (3D) gravity with propagating torsion, which possesses only massive degrees of freedom. We discover the velocity memory effect, in contrast to…

General Relativity and Quantum Cosmology · Physics 2020-03-19 Branislav Cvetković , Dejan Simić

Analysis of spin dynamics in storage ring electric-dipole-moment (EDM) experiments ascertains that the use of initial vertical beam polarization allows to cancel spin-dependent systematical errors imitating the EDM effect. While the use of…

High Energy Physics - Experiment · Physics 2013-08-13 Alexander J. Silenko

Semiconductor microcavities offer unique means of controlling light-matter interactions, which have led to the development of a wide range of applications in optical communications and inspired proposals for quantum information processing…

Materials Science · Physics 2007-05-23 S. Ghosh , W. H. Wang , F. M. Mendoza , R. C. Myers , X. Li , N. Samarth , A. C. Gossard , D. D. Awschalom

We study a quantum memory composed of an array of charged quantum dots embedded in a planar cavity. Optically excited polaritons, i.e. exciton-cavity mixed states, interact with the electron spins in the dots. Linearly polarized excitation…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Michal Grochol , Carlo Piermarocchi

We report millisecond-range spin memory of resident electrons in an ensemble of InP quantum dots (QDs) under a small magnetic field of 0.1 T applied along the optical excitation axis at temperatures up to about 5 K. A pump-probe…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Bipul Pal , Michio Ikezawa , Yasuaki Masumoto , Ivan V. Ignatiev

We consider the dynamics of Dirac particles moving in the curved spaces with one coordinate subjected to compactification and thus interpolating smoothly between three- and two-dimensional spaces. We use the model of compactification, which…

General Relativity and Quantum Cosmology · Physics 2014-02-18 Alexander J. Silenko , Oleg V. Teryaev

We show experimentally that both single and multiple mechanical memories can be encoded in an amorphous bubble raft, a prototypical soft glass, subject to an oscillatory strain. In line with recent numerical results, we find that multiple…

Statistical Mechanics · Physics 2019-04-24 Srimayee Mukherji , Neelima Kandula , A K Sood , Rajesh Ganapathy

Mindlins systematic procedure of power series expansion for deriving one and two dimensional equations of elastic beams and plates is extended to layered beams and plates with interface slips by adding a step function term to the power…

Classical Physics · Physics 2024-10-10 Yilin Qu , Jiashi Yang

A framework that structures the gravitational memory effects and which is consistent with gravitational electric-magnetic duality is presented. A correspondence is described between memory observables, particular subleading residual gauge…

General Relativity and Quantum Cosmology · Physics 2019-07-17 Geoffrey Compère

We propose and analyze a new method for manipulation of a heavy hole spin in a quantum dot. Due to spin-orbit coupling between states with different orbital momenta and opposite spin orientations, an applied rf electric field induces…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Denis V. Bulaev , Daniel Loss

We propose a novel platform for quantum many body simulations of dipolar spin models using current circuit QED technology. Our basic building blocks are 3D Transmon qubits where we use the naturally occurring dipolar interactions to realize…

Quantum Physics · Physics 2015-11-11 M. Dalmonte , S. I. Mirzai , P. R. Muppalla , D. Marcos , P. Zoller , G. Kirchmair