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Related papers: Spin Polarization Induced by Inhomogeneous Dynamic…

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We present a theoretical analysis of spin relaxation, for a polarized gas of spin 1/2 particles undergoing restricted adiabatic diffusive motion within a container of arbitrary shape, due to magnetic field inhomogeneities of arbitrary form.

Other Condensed Matter · Physics 2014-08-06 M. Guigue , R. Golub , G. Pignol , A. K. Petukhov

The linear equations for transverse spin dynamics in a weakly polarized degenerate Fermi liquid with arbitrary relationship between temperature and polarization are derived from Landau-Silin phenomenological kinetic equation with general…

Strongly Correlated Electrons · Physics 2015-06-25 V. P. Mineev

Scattering theory is employed to derive a Landauer-type formula for the spin and the charge currents, through a finite region where spin-orbit interactions are effective. It is shown that the transmission matrix yields the spatial direction…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 O. Entin-Wohlman , A. Aharony , Y. Tokura , Y. Avishai

We study the motion of vortex filaments in chiral media, and find a semi-classical analog of the anomaly-induced chiral magnetic effect. The helical solitonic excitations on vortices in a parity-breaking medium are found to carry an…

High Energy Physics - Theory · Physics 2018-10-10 Yuji Hirono , Dmitri E. Kharzeev , Andrey V. Sadofyev

We propose a new mechanism of generating spin polarization in heavy-ion collisions dominated by nucleon degree of freedom. By incorporating the spin change in nucleon-nucleon scatterings based on the phase shift data together with the…

Nuclear Theory · Physics 2025-07-08 Rong-Jun Liu , Jun Xu , Yu-Gang Ma

We study theoretically the transport of linearly polarized exciton-polaritons in a quasi one-dimensional microcavity channel separating two polariton condensates generated by optical pumping. The direction and value of mass and spin…

Mesoscale and Nanoscale Physics · Physics 2013-07-25 M. Yu. Petrov , A. V. Kavokin

We derive the quantum kinetic theory for fermions with arbitrary mass in a background electromagnetic field from the Wigner-function approach. Since spin of massive fermions is a dynamical degree of freedom, the kinetic equations with the…

High Energy Physics - Phenomenology · Physics 2019-11-27 Koichi Hattori , Yoshimasa Hidaka , Di-Lun Yang

The interaction of passing-ion drift orbits with spatially-inhomogeneous but purely diffusive radial transport is demonstrated to cause spontaneous toroidal spin-up to experimentally-relevant values in the tokamak edge. Physically,…

Plasma Physics · Physics 2015-05-30 T. Stoltzfus-Dueck

We present a general unifying theory for spin polarization decay due to the interplay of spin precession and momentum scattering that is applicable to both spin-1/2 electrons and spin-3/2 holes. Our theory allows us to identify and…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Dimitrie Culcer , Roland Winkler

Chiral spin textures are researched widely in condensed matter systems and show potential for spintronics and storage applications. Along with extensive condensed-matter studies of chiral spin textures, photonic counterparts of these…

Optics · Physics 2021-12-14 Peng Shi , Luping Du , Mingjie Li , Xiaocong Yuan

We derive an expression for the tensor polarization of a system of massive spin-1 particles in a hydrodynamic framework. Starting from quantum kinetic theory based on the Wigner-function formalism, we employ a modified method of moments…

Nuclear Theory · Physics 2023-03-09 David Wagner , Nora Weickgenannt , Enrico Speranza

By making use of the chiral kinetic theory in the relaxation-time approximation, we derive an Israel-Stewart type formulation of the hydrodynamic equations for a chiral relativistic plasma made of neutral particles (e.g., neutrinos). The…

High Energy Physics - Theory · Physics 2017-06-06 E. V. Gorbar , D. O. Rybalka , I. A. Shovkovy

The occurrence of inhomogeneous spin-density distribution in multilayered ferromagnetic diluted magnetic semiconductor nanostructures leads to strong dependence of the spin-polarized transport properties on these systems. The spin-dependent…

We report the observation of stationary turbulence in antiferromagnetic spin-1 Bose-Einstein condensates driven by a radio-frequency magnetic field. The magnetic driving injects energy into the system by spin rotation and the energy is…

Quantum Gases · Physics 2023-08-03 Deokhwa Hong , Junghoon Lee , Jongmin Kim , Jong Heum Jung , Kyuhwan Lee , Seji Kang , Yong-il Shin

The fundamental aspects of spin-dependent transport processes and their interplay with temperature gradients, as given by the spin Seebeck coefficient, are still largely unexplored and a multitude of contributing factors must be considered.…

Materials Science · Physics 2014-04-23 Roman Kováčik , Phivos Mavropoulos , Daniel Wortmann , Stefan Blügel

We compute the magnetic susceptibility of the quark condensate and the polarization of quarks at zero temperature and in a uniform magnetic background. Our theoretical framework consists of two chiral models that allow to treat…

High Energy Physics - Phenomenology · Physics 2011-07-06 Marco Frasca , Marco Ruggieri

We derive the collision term in the Boltzmann equation using the equation of motion for the Wigner function of massive spin-1/2 particles. To next-to-lowest order in $\hbar$ it contains a nonlocal contribution, which is responsible for the…

High Energy Physics - Phenomenology · Physics 2021-08-04 Nora Weickgenannt , Enrico Speranza , Xin-li Sheng , Qun Wang , Dirk H. Rischke

Relativistic hydrodynamic equations for particles with spin one-half are used to determine the space-time evolution of the spin polarization in a boost-invariant and transversely homogeneous background. The hydrodynamic approach uses the…

High Energy Physics - Phenomenology · Physics 2019-04-24 Wojciech Florkowski , Avdhesh Kumar , Radoslaw Ryblewski , Rajeev Singh

The linear equations for transverse spin dynamics in weakly polarised degenerate Fermi liquid with arbitrary relationship between temperature and polarization are derived from Landau-Silin phenomenological kinetic equation with general form…

Statistical Mechanics · Physics 2009-11-10 V. P. Mineev

We investigate the dynamics of spin-nonequilibrium electron systems for the case when normal electron collisions prevail over the other scattering processes and the "hydrodynamic flow" regime is realized. The hydrodynamic equations for the…

Mesoscale and Nanoscale Physics · Physics 2011-09-12 R. N. Gurzhi , A. N. Kalinenko , A. I. Kopeliovich , P. V. Pyshkin , A. V. Yanovsky