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Related papers: Polarization phenomenon in heavy-ion collisions

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Nuclear entanglement is a flagship in the interdisciplinary direction of nuclear physics and quantum information science. Spin entanglement, a special kind of nuclear entanglement, is ubiquitous in nuclear structures and dynamics. Based on…

Nuclear Theory · Physics 2024-03-08 Dong Bai

In non-central relativistic heavy ion collisions, the created matter possesses a large initial orbital angular momentum. Particles produced in the collisions could be polarized globally in the direction of the orbital angular momentum due…

Nuclear Theory · Physics 2018-03-15 Shaowei Lan , Zi-Wei Lin , Shusu Shi , Xu Sun

A new, different kind of intensity correlation, denoted as polarization based intensity correlation, is proposed and investigated to study the correlation between different polarization components of polarization speckle, which has…

Optics · Physics 2019-11-20 Abhijit Roy , Maruthi M. Brundavanam

We give a brief overview on global polarization and spin alignment in heavy ion collisions. The current theoretical understandings on global polarization of hyperons and the global spin alignment of vector mesons are summarized.

Nuclear Theory · Physics 2024-01-30 Wen-Bo Dong , Xin-Li Sheng , Yi-Liang Yin , Qun Wang

As a fundamental property of the electron, the spin plays a decisive role in the electronic structure of matter from solids to molecules and atoms, e.g. causing magnetism. Yet, despite its importance, the spin dynamics of electrons released…

A theory of dynamic polarization of the nuclear spin system via optically-oriented charge carriers in lead halide perovskites is developed and compared with the experiments performed on a FA$_{0.9}$Cs$_{0.1}$PbI$_{2.8}$Br$_{0.2}$ crystal.…

Mesoscale and Nanoscale Physics · Physics 2026-02-10 Mladen Kotur , Pavel S. Bazhin , Kirill V. Kavokin , Nataliia E. Kopteva , Dmitri R. Yakovlev , Dennis Kudlacik , Manfred Bayer

Spin and polarization are central to precision tests of fundamental physics and for interpreting radiation from astrophysical sources and ultraintense laser-matter experiments. Predictive modeling therefore requires not only energy spectra,…

High Energy Physics - Phenomenology · Physics 2026-03-13 Samuele Montefiori , Antonino Di Piazza , Tobias Podszus , Christoph H. Keitel , Matteo Tamburini

We use Lagrangian effective field theory techniques to construct the equations of motion for an ideal relativistic fluid whose constituent degrees of freedom have microscopic polarization. We discuss the meaning of such a system, and argue…

High Energy Physics - Theory · Physics 2017-09-27 David Montenegro , Leonardo Tinti , Giorgio Torrieri

The spin polarization for baryon in a hydrodynamic medium has been extensively studied in the weakly coupled regime using quantum kinetic theory. As a first study of this problem in the strongly coupled regime, we investigate…

High Energy Physics - Theory · Physics 2025-05-29 Si-wen Li , Shu Lin

Laser radiation incident on a ferromagnetic sample produces excited electrons and currents whose spin polarization must not be aligned with the magnetization -- an effect due to spin-orbit coupling that is ubiquitous in spin- and…

Materials Science · Physics 2023-11-03 Oliver Busch , Franziska Ziolkowski , Ingrid Mertig , Jürgen Henk

A systematic microscopic theory of magnetically induced ferroelectricity and lattice modulation is presented for all electron configurations of Mott-insulating transition-metal oxides. Various mechanisms of polarization are identified in…

Strongly Correlated Electrons · Physics 2009-11-13 Chenglong Jia , Shigeki Onoda , Naoto Nagaosa , Jung Hoon Han

The study of spin polarization of $\Lambda$ hyperons in ultrarelativistic heavy-ion collisions provides insights into the angular momentum and vortical structure of the possible existence of QGP. The present study examines the global spin…

High Energy Physics - Phenomenology · Physics 2026-04-16 Bhagyarathi Sahoo , Captain R. Singh , Raghunath Sahoo

Polarization properties of the photons emitted in the two-photon decay of hydrogen-like ions are studied within the framework of the density matrix and second-order perturbation theory. In particular, we derive the polarization correlation…

Atomic Physics · Physics 2011-08-23 Filippo Fratini , Andrey Surzhykov

We report on the spin properties of bright polariton solitons supported by an external pump to compensate losses. We observe robust circularly polarised solitons when a circularly polarised pump is applied, a result attributed to phase…

The spin-dependent electron transmission through a helical membrane with account of linear spin-orbit interaction has been investigated by numerically solving the Schr\"odinger equation in cylindrical coordinates . It is shown that the spin…

Mesoscale and Nanoscale Physics · Physics 2017-03-07 Guo-Hua Liang , Yong-Long Wang , Hua Jiang , Meng-Yun Lai , Hong-Shi Zong

We show that the inclusion of a recently found additional term of the spin polarization vector at local equilibrium which is linear in the symmetrized gradients of the velocity field, and the assumption of hadron production at constant…

Nuclear Theory · Physics 2022-01-12 F. Becattini , M. Buzzegoli , G. Inghirami , I. Karpenko , A. Palermo

We discuss polarization of gravitational radiation within the standard framework of linearized general relativity. The recent experimental discovery of gravitational waves provides the impetus to revisit the implications of the…

General Relativity and Quantum Cosmology · Physics 2022-12-22 Bahram Mashhoon , Sohrab Rahvar

The global spin polarization of hyperons in heavy-ion collisions have been investigated by including spin correlation effects among their constituent quarks. The available data on global spin polarizations of hyperons and spin alignments of…

High Energy Physics - Phenomenology · Physics 2026-03-12 Lucia Oliva , Qun Wang , Xin-Nian Wang

Noncentral heavy-ion collisions create fireballs with large initial orbital angular momentum that is expected to induce strong vorticity in the hot bulk fluid and generate global spin polarization of the produced particles. As the collision…

Nuclear Theory · Physics 2026-02-09 Alex Akridge , Daniel Gallimore , Hector Morales , Jinfeng Liao

Experiments at the Relativistic Heavy Ion Collider (RHIC) have measured the net polarization of $\Lambda$ and $\bar{\Lambda}$ hyperons and attributed it to a coupling between their spin and the vorticity of the fluid created in heavy ion…

Nuclear Theory · Physics 2020-02-19 Joseph I. Kapusta , Ermal Rrapaj , Serge Rudaz