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The production of light (anti-)nuclei and (anti-)hypertriton in a recent collsion system size scan program proposed for the STAR experiment at the Relativistic Heavy Ion Collider (RHIC) is investigated by using the dynamically constrained…

High Energy Physics - Phenomenology · Physics 2022-02-23 Zhi-Lei She , Gang Chen , Dai-Mei Zhou , Liang Zheng , Yi-Long Xie , Hong-Ge Xu

In heavy-ion collisions, understanding how light nuclei species are produced can provide insight into the nature of hadronic interactions in extreme conditions. It can also shed light on understanding the matter-antimatter asymmetry and…

High Energy Physics - Phenomenology · Physics 2023-12-01 Yoshini Bailung , Neha Shah , Ankhi Roy

We study the collision energy dependence of (anti-)deuteron and (anti-)triton production in the most central Au+Au collisions at $\sqrt{s_\mathrm{NN}}=$ 7.7, 11.5, 19.6, 27, 39, 62.4 and 200 GeV, using the nucleon coalescence model. The…

Nuclear Theory · Physics 2020-11-04 Wenbin Zhao , Chun Shen , Che Ming Ko , Quansheng Liu , Huichao Song

With the kinetic freeze-out nucleons and antinucleons obtained from the quark combination model, we study the production of light nuclei and antinuclei in the (anti-)nucleon coalescence mechanism in relativistic heavy ion collisions. We…

High Energy Physics - Phenomenology · Physics 2022-06-16 Xiang-Yu Zhao , Yan-Ting Feng , Feng-Lan Shao , Rui-Qin Wang , Jun Song

The production mechanism of light nuclei, such as deuteron, helium-3, tritium and their antiparticles, has recently attracted an increased attention from the astroparticle and heavy ion communities. The expected low astrophysical background…

High Energy Physics - Phenomenology · Physics 2020-12-23 J. Tjemsland

Using the coalescence model based on the phase-space distributions of protons, neutrons, Lambdas and their antiparticles from a multiphase transport (AMPT) model, we study the production of deuteron, triton, helium 3, hypertriton,…

Nuclear Theory · Physics 2016-01-20 Lilin Zhu , Che Ming Ko , Xuejiao Yin

The production of light nuclei in heavy -ion collisions is an excellent probe for studying the phase diagram of quantum chromodynamics and for the search of a critical end point. In this work we apply a hybrid approach in which we study the…

Nuclear Theory · Physics 2024-09-09 Martha Ege , Justin Mohs , Jan Staudenmaier , Hannah Elfner

Light nuclei have much smaller binding energy compared to the temperature of the system created in heavy-ion collisions. Consequently, the distributions of light nuclei can be used to probe the freeze-out properties, such as correlation…

Nuclear Experiment · Physics 2018-03-14 Ning Yu

Understanding the production mechanism of light (anti)nuclei is one of the key challenges of nuclear physics and has important consequences for astrophysics, since it provides an input for indirect dark-matter searches in space. In this…

Nuclear Experiment · Physics 2022-04-06 ALICE Collaboration

The energy densities reached in high-energy hadronic collisions at the LHC allow significant production of light (anti)nuclei. Their production yields have been measured as a function of $p_{\rm T}$ and charged-particle multiplicity in…

Nuclear Experiment · Physics 2022-02-16 Chiara Pinto

In high-energy nuclear collisions, light nuclei can be regarded as a cluster of baryons and their yields are sensitive to the baryon density fluctuations. Thus, the production of light nuclei can be used to study the QCD phase transition,…

Nuclear Experiment · Physics 2021-02-03 Dingwei Zhang

The production of light anti- and hyper-nuclei provides unique observables to characterise the system created in high energy proton-proton (pp), proton-nucleus (pA) and nucleus-nucleus (AA) collisions. In particular, nuclei and hyper-nuclei…

High Energy Physics - Phenomenology · Physics 2019-07-26 Francesca Bellini , Alexander P. Kalweit

We extend an analytical nucleon coalescence model with hyperons to study productions of light nuclei, hypertritons and $\Omega$-hypernuclei in Pb+Pb collisions at $\sqrt{s_{NN}}=5.02$ TeV. We derive the formula of the momentum distribution…

High Energy Physics - Phenomenology · Physics 2025-07-24 Rui-Qin Wang , Xin-Lei Hou , Yan-Hao Li , Jun Song , Feng-Lan Shao

Momentum correlation functions of light (anti)nuclei formed by the coalescence mechanism of (anti)nucleons are calculated for several central heavy-ion collision systems, namely $_{5}^{10}\textrm{B}+_{5}^{10}\textrm{B}$,…

High Energy Physics - Phenomenology · Physics 2023-01-10 Ting-Ting Wang , Yu-Gang Ma , Song Zhang

The coalescence model based on nucleon distribution functions from an isospin-dependent transport model is used to study the production of light clusters such as deuteron, triton, and $^{3}$He from heavy-ion collisions induced by…

Nuclear Theory · Physics 2015-06-26 Lie-Wen Chen , C. M. Ko , Bao-An Li

The transverse momentum spectra of light nuclei (deuteron, triton and helion) produced in various centrality intervals in Gold-Gold (Au-Au), Lead-Lead (Pb-Pb) and proton-Lead (p-Pb) collisions, as well as in inelastic (INEL) proton-proton…

High Energy Physics - Phenomenology · Physics 2021-10-14 M. Waqas , G. X. Peng , Fu-Hu Liu , Z. Wazir

We investigate the properties of light (anti)nuclei and (anti)hypertriton production in Pb-Pb collisions at $\sqrt{s_{\rm{NN}}}=2.76$ TeV, based on the parton and hadron cascade and dynamically constrained phase-space coalescence (PACIAE +…

Nuclear Theory · Physics 2021-02-23 Zhi-Lei She , Gang Chen , Hong-ge Xu , Ting-ting Zeng , Di-Kai Li

Light nuclei production is sensitive to the baryon density fluctuations and can be used to probe the QCD phase transition in relativistic heavy-ion collisions. In this work, we studied the production of proton, deuteron, triton in central…

Nuclear Theory · Physics 2020-05-18 Hui Liu , Dingwei Zhang , Shu He , Kai-jia Sun , Ning Yu , Xiaofeng Luo

Light antinuclei may be formed in relativistic heavy ion collisions via final state coalescence of antinucleons. The yields of antinuclei are sensitive to primordial antinucleon production, the volume of the system at kinetic freeze-out,…

Nuclear Experiment · Physics 2014-11-18 D. Hardtke , STAR Collaboration

We have used the dynamically constrained phase space coalescence model to investigate the centrality dependence of light (anti)nuclei and (anti)hypertriton production based on the $6.2\times 10^7$ hadronic final states generated by the…

Nuclear Theory · Physics 2014-09-30 Gang Chen , Huan Chen , Juan Wu , De-Sheng Li , Mei-Juan Wang
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