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Related papers: Probing vorticity through femtoscopic correlations

200 papers

Collective effects are reviewed for collisions of various systems - from proton-proton to heavy ion - in wide energy range. In proton-proton interactions studies of hadron jets devote to the better understanding of some basic features of…

High Energy Physics - Experiment · Physics 2025-10-20 V. A. Okorokov

The matter created in Ag+Ag collisions at $\sqrt{s_{NN}}$ = 2.55 GeV, as measured with the HADES experiment, can be characterized by similar thermodynamic quantities as Neutron Star Mergers, thus becoming an essential reference for the…

Nuclear Experiment · Physics 2024-01-24 Maria Stefaniak

In this work, we perform a model-to-data comparison for U+U and Au+Au collisions performed at RHIC at $\sqrt{s_{\rm NN}}$ = $193$ GeV and $200$ GeV, using a multistage framework. Model calculations for various configurations of $^{238}$U…

Nuclear Theory · Physics 2024-06-17 Nicolas Fortier , Sangyong Jeon , Charles Gale

We study the pion distributions in jets produced in heavy-ion collisions in association with trigger particles restricted to definite momentum ranges. We determine the centrality dependence of the associated particle distributions for both…

Nuclear Theory · Physics 2009-11-11 Rudolph C. Hwa , Zhiguang Tan

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…

High Energy Physics - Phenomenology · Physics 2022-05-03 Cong Yi , Shi Pu , Jian-Hua Gao , Di-Lun Yang

Two-particle momentum correlations between pairs of identical particles produced in relativistic heavy-ion reactions can be analyzed to extract the space-time structure of the collision fireball. We review recent progress in the application…

Nuclear Theory · Physics 2009-10-09 Ulrich Heinz , Barbara V. Jacak

The study of high energy collisions between heavy nuclei is a field unto itself, distinct from nuclear and particle physics. A defining aspect of heavy ion physics is the importance of a bulk, self-interacting system with a rich space-time…

Nuclear Theory · Physics 2016-08-24 Mike Lisa

We study the vorticity patterns in relativistic heavy ion collisions with respect to the collision energy. The collision energy is related to the chemical potential used in the thermal - statistical models that assume approximate chemical…

High Energy Physics - Phenomenology · Physics 2020-02-25 Abhisek Saha , Soma Sanyal

We investigate the spin alignment of vector mesons arising from locally polarized quarks and anti-quarks (local spin alignment) in heavy-ion collisions. We find that $\rho_{00}\neq 1/3$ does not necessarily signal the global polarization of…

Nuclear Theory · Physics 2021-04-30 Xiao-Liang Xia , Hui Li , Xu-Guang Huang , Huan Zhong Huang

The vorticity is a quantity defined in a relativistic fluid that describes how much a fluid element is rotating and accelerating. By measuring the spin polarization of hadrons, it was found that the quark gluon plasma produced in heavy-ion…

Nuclear Theory · Physics 2024-05-17 M. Buzzegoli

Relativistic heavy-ion collisions create hot quark-gluon plasma as well as very strong electromagnetic (EM) and fluid vortical fields. The strong EM field and vorticity can induce intriguing macroscopic quantum phenomena such as chiral…

Nuclear Theory · Physics 2020-05-26 Yu-Chen Liu , Xu-Guang Huang

By combining femtoscopic interferometry with an optical deblurring algorithm, we present a novel method to image the source in heavy-ion collisions (HICs) while simultaneously determining the interaction strength between particle pairs. The…

Nuclear Theory · Physics 2025-02-28 Junhuai Xu , Zhi Qin , Renjie Zou , Dawei Si , Sheng Xiao , Baiting Tian , Yijie Wang , Zhigang Xiao

Since its discovery, global polarization of the $\Lambda$ hyperon in heavy-ion collisions has been firmly established and is widely attributed to the large vorticity generated in the rotating quark-gluon plasma. In contrast, nearly fifty…

High Energy Physics - Phenomenology · Physics 2026-03-23 Feng Liu , Zhoudunming Tu

The higher order moments of the net-baryon distributions in relativistic heavy ion collisions are useful probes for the QCD critical point and fluctuations. Within a simple model we study the colliding energy and centrality dependence of…

Nuclear Theory · Physics 2013-05-30 X. Wang , C. B. Yang

The properties of nuclear matter under extreme conditions of high temperature, density and isospin-asymmetry have attracted wide attentions in recent years. At present, heavy ion reactions in combination with corresponding model simulations…

Nuclear Theory · Physics 2019-06-26 Yuliang Sun , Yongjia Wang , Qingfeng Li , Fuqiang Wang

A collision between two atomic nuclei accelerated at a speed close to that of light creates a dense system of quarks and gluons. Interactions among them are so strong that they behave collectively like a droplet of fluid of ten-femtometer…

Nuclear Theory · Physics 2024-05-07 Rupam Samanta , Somadutta Bhatta , Jiangyong Jia , Matthew Luzum , Jean-Yves Ollitrault

We show that the fluctuations in the wounded-nucleon model of the initial stage of relativistic heavy-ion collisions, together with the natural assumption that the forward (backward) moving wounded nucleons emit particles preferably in the…

Nuclear Theory · Physics 2015-03-17 Piotr Bozek , Wojciech Broniowski , Joao Moreira

A collision between a proton and a heavy nucleus at ultrarelativistic energy creates particles whose rapidity distribution is asymmetric, with more particles emitted in the direction of the nucleus than in the direction of the proton. This…

Nuclear Theory · Physics 2024-07-23 Rupam Samanta , Jean-Yves Ollitrault

Correlation femtoscopy allows one to measure the space-time characteristics of particle production in relativistic heavy-ion collisions due to the effects of quantum statistics (QS) and final state interactions (FSI). The main features of…

Nuclear Theory · Physics 2017-09-06 P. Batyuk , Iu. Karpenko , R. Lednicky , L. Malinina , K. Mikhaylov , O. Rogachevsky , D. Wielanek

We introduce a method to reconstruct full rapidity distributions of charged particle multiplicity and net proton yields, crucial for constraining the longitudinal dynamics of nuclear matter created in the beam energy scan program. Employing…

High Energy Physics - Phenomenology · Physics 2024-07-09 Lipei Du