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Related papers: On coalescence as the origin of nuclei in hadronic…

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Central nucleus-nucleus collisions produce many new baryons and the nuclear clusters can be formed from these species. The phenomenological coalescence models were sufficiently good for description of light nuclei yields in a very broad…

Nuclear Theory · Physics 2021-06-09 A. S. Botvina , N. Buyukcizmeci , M. Bleicher

High energy pp, p--Pb, and Pb--Pb collisions at the LHC offer a unique opportunity to study the production of light (anti-)nuclei. The study of the production yield of (anti-)nuclei in heavy-ion collisions at LHC energies probes the late…

Nuclear Experiment · Physics 2020-12-02 Sebastian Hornung

The production mechanism of light nuclei in heavy-ion collisions is vital to understanding the intricate details of nucleon-nucleon interactions. The coalescence of nucleons is a well-known mechanism that attempts to explain the production…

Nuclear Theory · Physics 2024-07-30 Yoshini Bailung , Sudhir Pandurang Rode , Neha Shah , Ankhi Roy

We derive a simple formula relating the cross section for light cluster production (defined via a coalescence factor) to the two-proton correlation function measured in heavy-ion collisions. The formula generalises earlier…

Nuclear Theory · Physics 2020-03-03 Kfir Blum , Masahiro Takimoto

Based on a covariant coalescence model with a blast-wave-like parametrization for the phase-space configuration of constituent particles at freeze-out, we derive an approximate analytical formula for the yields of clusters produced in…

Nuclear Theory · Physics 2017-04-19 Kai-Jia Sun , Lie-Wen Chen

The formation of light nuclei can be described as the coalescence of clusters of nucleons into nuclei. In the case of small interacting systems, such as dark matter and $e^+e^-$ annihilations or $pp$ collisions, the coalescence condition is…

High Energy Physics - Phenomenology · Physics 2021-06-02 M. Kachelriess , S. Ostapchenko , J. Tjemsland

Using a density matrix approach to describe the process of coalescence, we calculate the coalescence probabilities and invariant momentum spectra for deuterons and antideuterons. We evaluate our expressions with a hydrodynamically motivated…

Nuclear Theory · Physics 2009-10-09 Ruediger Scheibl , Ulrich Heinz

The production mechanism of (anti)nuclei in ultrarelativistic hadronic collisions is under debate in the scientific community. Two successful models used for the description of the experimental measurements are the statistical hadronization…

High Energy Physics - Experiment · Physics 2025-05-08 Chiara Pinto

The production of light hypernuclei in relativistic heavy-ion collisions provides a unique opportunity to probe hyperon--nucleon interactions and possible three-body forces, which are central to the resolution of the hyperon puzzle in…

Nuclear Theory · Physics 2026-03-17 Yue Hang Leung , Yingjie Zhou , Norbert Herrmann

The production of (anti-)deuteron and (anti-)$^{3}$He nuclei in Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 2.76 TeV has been studied using the ALICE detector at the LHC. The spectra exhibit a significant hardening with increasing centrality.…

Nuclear Experiment · Physics 2016-04-12 ALICE Collaboration

In recent years, ALICE has extensively studied the production of light (anti)(hyper)nuclei in different collision systems and center-of-mass energies. Nevertheless, the production mechanisms of light (hyper)nuclei is still unclear and under…

High Energy Physics - Experiment · Physics 2023-03-22 Chiara Pinto

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 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 employ a hybrid approach to describe the light nuclei production mechanism where the nucleons are assumed to be thermally produced, and are allowed to form light nuclei using a coalescence prescription. In this approach, we first fit…

The production of light nuclei in relativistic heavy-ion collisions is well described by both the thermal model, where light nuclei are in equilibrium with hadrons of all species present in a fireball, and by the coalescence model, where…

Nuclear Theory · Physics 2020-12-22 Stanislaw Mrowczynski

We study the production of clusters and hypernuclei at midrapidity employing the Parton-Hadron-Quantum-Molecular-Dynamics (PHQMD) approach, a microscopic n-body transport model based on the QMD propagation of the baryonic degrees of freedom…

High-energy nuclear collisions provide a unique environment for synthesizing both nuclei and antinuclei (such as $\bar{d}$ and $\overline{^4\text{He}}$) at temperatures ($k_BT\sim100$ MeV) nearly two orders of magnitude above their binding…

Nuclear Theory · Physics 2025-11-18 Li-Yuan Zhang , Che Ming Ko , Yu-Gang Ma , Qi-Ye Shou , Kai-Jia Sun , Rui Wang , Song Zhang

We present a detailed comparison of coalescence and thermal-statistical models for the production of (anti-)(hyper-)nuclei in high-energy collisions. For the first time, such a study is carried out as a function of the size of the object…

High Energy Physics - Phenomenology · Physics 2019-06-05 Francesca Bellini , Alexander Philipp Kalweit

The thermal model properly describes the production yields of light nuclei in relativistic heavy-ion collisions even so the loosely bound sizable nuclei cannot exist in the dense and hot hadron gas at a chemical freeze-out. Within the…

Nuclear Theory · Physics 2017-06-07 Stanislaw Mrowczynski

The study of the production of nuclei and antinuclei in pp collisions has proven to be a powerful tool to investigate the formation mechanism of loosely bound states in high-energy hadronic collisions. In this paper, the production of…

Nuclear Experiment · Physics 2022-04-11 ALICE Collaboration
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