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We study a quantum particle propagating through a ``quantum mechanically chaotic'' background, described by parametric random matrices with only short range spatial correlations. The particle is found to exhibit turbulent-like diffusion…

chao-dyn · 物理学 2009-10-30 Dimitri Kusnezov , Aurel Bulgac , Gui Do Dang

Measurements of the relaxation of a zonal electrostatic potential perturbation in a non-axisymmetric magnetically confined plasma are presented. A sudden perturbation of the plasma equilibrium is induced by the injection of a cryogenic…

We studied effect of finite quark mass on the dynamics of axial charge using the D3/D7 model in holography. The mass term in axial anomaly equation affects both the fluctuation (generation) and dissipation of axial charge. We studied the…

高能物理 - 理论 · 物理学 2016-06-07 Er-dong Guo , Shu Lin

Key advances in the generation and shaping of spatially structured photonic fields both in the near and far field render possible the control of the duration, the phase, and the polarization state of the field distributions. For instance,…

原子物理 · 物理学 2019-02-27 Jonas Wätzel , Carlos Granados , Jamal Berakdar

We consider spin polarization of massless fermions in a shear flow, whose complete contributions contain magnetization current and side-jump current known from collisional chiral kinetic theory. We argue that the side-jump current adopts…

高能物理 - 唯象学 · 物理学 2024-06-18 Shu Lin , Ziyue Wang

We study the quantum corrections to the oblique propagation of the magnetosonic waves in a warm quantum magnetoplasma composed by mobile ions and electrons. We use a fluid formalism to include quantum corrections due to the Bohm potential…

等离子体物理 · 物理学 2010-10-04 Felipe A. Asenjo

We report on the nonlinear turbulent processes associated with electromagnetic waves in plasmas. We focus on low-frequency (in comparison with the electron gyrofrequency) nonlinearly interacting electron whistlers and nonlinearly…

空间物理 · 物理学 2020-01-29 Dastgeer Shaikh , P K Shukla

We study coupled acoustic and plasma waves in piezoelectric semiconductor crystals of hexagonal symmetry. We focus on the so called shear-horizontal or antiplane motions with one mechanical displacement. A set of two dimensional equations…

材料科学 · 物理学 2025-02-12 Qingguo Xia , Jianke Dua , Jiashi Yangb

We study the contribution of temperature-dependent chiral vortical effect to the generation and evolution of the hypermagnetic fields and the matter-antimatter asymmetries, in the symmetric phase of the early Universe, in the temperature…

高能物理 - 唯象学 · 物理学 2021-06-30 S. Abbaslu , S. Rostam Zadeh , M. Mehraeen , S. S. Gousheh

Partial wave theory of a three dmensional scattering problem for an arbitray short range potential and a nonlocal Aharonov-Bohm magnetic flux is established. The scattering process of a ``hard shere'' like potential and the magnetic flux is…

量子物理 · 物理学 2009-11-10 De-Hone Lin

This article introduces a physically realistic model for explaining how electromagnetic waves can be internally generated, propagate and interact in strongly magnetized plasmas or in nuclear magnetic resonance experiments. It studies high…

偏微分方程分析 · 数学 2020-09-04 Remi Carles , Christophe Cheverry

We show that a helical shear flow of a magnetized plasma may serve as an efficient amplifier of Alfven waves. We find that even when the flow is purely ejectional (i.e., when no rotation is present) Alfven waves are amplified through the…

天体物理学 · 物理学 2009-11-07 Andria D. Rogava , Swadesh M. Mahajan , Gianluigi Bodo , Silvano Massaglia

The paper defines and discusses the concept of hidden drifts in two-dimensional turbulence. These are ordered components of the trajectories that average to zero and do not produce direct transport. Their effects appear in the evolution of…

等离子体物理 · 物理学 2019-01-30 Madalina Vlad , Florin Spineanu

The contribution from quantum vacuum fluctuations of a real massless scalar field to the motion of a test particle that interacts with the field in the presence of a perfectly reflecting flat boundary is here investigated. There is no…

高能物理 - 理论 · 物理学 2018-08-03 G. H. Camargo , V. A. De Lorenci , C. C. H. Ribeiro , F. F. Rodrigues , M. M. Silva

We consider the problem of singular beams in optics as a part of the general questions of interactions, shaping and transformations of vortex states with fractional topological charges in physics, in particular, in hydrodynamic and quantum…

光学 · 物理学 2017-12-13 C. N. Alexeyev , Yu. A. Egorov , A. V. Volyar

Dynamo action owing to helically forced turbulence and large-scale shear is studied using direct numerical simulations. The resulting magnetic field displays propagating wave-like behavior. This behavior can be modelled in terms of an…

天体物理学 · 物理学 2011-02-11 P. J. Käpylä , A. Brandenburg

Chirality transfer between fermions and gauge fields plays a crucial role for understanding the dynamics of anomalous transport phenomena such as the Chiral Magnetic Effect. In this proceeding we present a first principles study of these…

高能物理 - 唯象学 · 物理学 2021-02-03 M. Mace , N. Mueller , S. Schlichting , S. Sharma

We study helicity polarization through the (3+1) dimensional relativistic viscous hydrodynamic models at $\sqrt{s_{NN}}=200$GeV Au+Au collisions. Similar to the local spin polarization, we consider the helicity polarization beyond global…

高能物理 - 唯象学 · 物理学 2022-05-03 Cong Yi , Shi Pu , Jian-Hua Gao , Di-Lun Yang

We show that a hot rotating fluid of relativistic chiral fermions possesses a new gapless collective mode associated with coherent propagation of energy density and chiral density waves along the axis of rotation. This mode, which we call…

高能物理 - 理论 · 物理学 2016-01-20 M. N. Chernodub

The author presents a model for variability of the flux and polarization of blazars in which turbulent plasma flowing at a relativistic speed down a jet crosses a standing conical shock. The shock compresses the plasma and accelerates…

高能天体物理现象 · 物理学 2015-06-18 Alan P. Marscher