English
Related papers

Related papers: Hyperon spin correlation in high-energy heavy-ion …

200 papers

We develop a new theory of pairing and magnetic spin fluctuation effect near the quantum critical point. Several novel properties are predicted: 1) based on a spin fermion model, we derive two new interactions, a) a spin deformational…

Strongly Correlated Electrons · Physics 2007-05-23 J. R. Schrieffer

Based on the chiral kinetic approach using initial conditions from a multiphase transport model, we study the spin polarizations of quarks and antiquarks in non-central heavy ion collisions at the Relativistic Heavy Ion Collider. Because of…

Nuclear Theory · Physics 2017-08-23 Yifeng Sun , Che Ming Ko

Large orbital angular momentum can be generated in non-central heavy-ion collisions, and part of it is expected to be converted into final particle's polarization due to the spin-orbit coupling. Within the framework of A Multi-Phase…

Nuclear Theory · Physics 2017-12-08 Xiao-Liang Xia , Hui Li , Qun Wang

Experiments and numerical data on the correlation length for large S disagree strongly with the theoretical prediction based on the effective field theory prescription of the magnon physics. The reason is that for large S, at any accessible…

Condensed Matter · Physics 2009-10-31 P. Hasenfratz

The recent observation of global spin polarization of $\Lambda$ ($\bar{\Lambda}$) hyperons and the spin alignment of $\phi$ and $K^{*0}$ vector mesons create remarkable interest in investigating the particle polarization in the relativistic…

High Energy Physics - Phenomenology · Physics 2025-05-29 Bhagyarathi Sahoo , Captain R. Singh , Raghunath Sahoo

The spin-dependent interactions in mesons are considered in detail in the framework of the Field Correlator Method. Analytic expressions for the spin-dependent potentials in heavy and light quarkonia are derived with the QCD string moment…

High Energy Physics - Phenomenology · Physics 2008-12-30 A. M. Badalian , A. V. Nefediev , Yu. A. Simonov

The extremely large electromagnetic fields generated in heavy-ion collisions provide access to novel observables that are expected to constrain various key transport properties of the quark-gluon plasma and could help solve one of the…

High Energy Physics - Phenomenology · Physics 2021-01-08 Andrea Dubla , Umut Gürsoy , Raimond Snellings

This review covers the recent experimental development on spin alignment measurements of $K^{*0}$ and $\phi$ vector mesons in heavy-ion and pp collisions at RHIC and LHC energies. Measurements in $e^+e^-$ collisions at LEP energies are also…

Nuclear Experiment · Physics 2022-01-26 Bedangadas Mohanty , Sourav Kundu , Subhash Singha , Ranbir Singh

In heavy-ion ({\it A-A}) collisions, the correlations among the particles produced across wide range in rapidity, probe the early stages of the reaction. The analyses of forward-backward multiplicity correlations in these collisions are…

Nuclear Experiment · Physics 2015-06-17 Sudipan De , T. Tarnowsky , T. K. Nayak , R. P. Scharenberg , B. K. Srivastava

Descriptions of heavy-ion collisions at Fermi energies require to take into account in-medium dissipation and phase-space fluctuations. The interplay of these correlations with the one-body collective behaviour determines the properties…

Nuclear Theory · Physics 2016-05-17 P. Napolitani , M. Colonna

We show that quantum spin fluctuations in inhomogeneous ferromagnets drastically affect the Andreev reflection of electrons and holes at a ferromagnet-superconductor interface. As a result a strong long-range proximity effect appears,…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 A. Kadigrobov , R. I. Shekhter , M. Jonson

The effects of correlation-induced coupling between spin and charge fluctuations on spin-wave excitations in a band ferromagnet are investigated by including self-energy and vertex corrections within a systematic inverse-degeneracy…

Strongly Correlated Electrons · Physics 2009-11-13 Sudhakar Pandey , Avinash Singh

We address the issue of energy and charge dependence of global polarization of $\Lambda$ hyperons in peripheral $Au-Au$ collisions recently observed by the STAR collaboration at RHIC. We compare different contributions to the anomalous…

Nuclear Theory · Physics 2017-01-25 A. Sorin , O. Teryaev

We study the spin splitting in the heavy quarkonium hybrid spectrum within the framework of an nonrelativistic effective field theory. We derive for the first time the spin-dependent part of the heavy-quark-antiquark potential for heavy…

High Energy Physics - Phenomenology · Physics 2018-12-05 Wai Kin Lai

The isospin- and momentum-dependent MDI interaction, which has been extensively used in intermediate-energy heavy-ion reactions to study the properties of asymmetric nuclear matter, is extended to include the nucleon-hyperon and…

Nuclear Theory · Physics 2010-05-21 Jun Xu , Lie-Wen Chen , Che Ming Ko , Bao-An Li

We show that the phenomenology of isospin effects on heavy ion reactions at intermediate energies (few AGeV range) is extremely rich and can allow a ``direct'' study of the covariant structure of the isovector interaction in the hadron…

Nuclear Theory · Physics 2008-11-26 M. Di Toro , M. Colonna , G. Ferini , T. Gaitanos , V. Greco , H. H. Wolter

Starting with the polarization dependent Wigner function of vector mesons, we derive an expression for the 00-component ($\rho_{00}$) of spin density matrix in terms of the second order gradients of the vector meson distribution functions.…

Nuclear Theory · Physics 2024-03-29 Avdhesh Kumar , Philipp Gubler , Di-Lun Yang

Unexpectedly large and puzzling spin alignment, and thus tensor polarization, of vector mesons has been observed in heavy-ion collisions. Given that tensor polarization represents a fluctuation of spin, we derive, for the first time, a…

Nuclear Theory · Physics 2025-11-18 Feng Li , Shuai Y. F. Liu

We discuss some experimental and theoretical results on single spin asymmetries (SSA) in high energy lepton-hadron and hadron-hadron reactions. In particular, recent results on meson SSA obtained by HERMES are considered in detail. We also…

High Energy Physics - Phenomenology · Physics 2011-03-22 A. E. Dorokhov , N. I. Kochelev , W. -D. Nowak

The standard picture of heavy-ion collisions includes a collective expansion. If the initial energy density in the collisions is lumpy, then a collective expansion can convert that spatial lumpiness into correlations between final-state…

Nuclear Experiment · Physics 2015-03-13 Paul Sorensen
‹ Prev 1 4 5 6 7 8 10 Next ›