English
Related papers

Related papers: Formation of light (anti)nuclei

200 papers

The production of light nuclei and hyper-nuclei in heavy-ion collisions, particularly at high baryon density, is crucial for understanding the dynamical evolution of the collision system and exploring the internal state of nuclear matter of…

Nuclear Theory · Physics 2024-07-24 L. K. Liu , C. L. Hu , X. H. He , S. S. Shi , G. N. Xie

Recent results on the production of light nuclei, including deuterons, tritons, $^3$He, $^4$He and the corresponding antinuclei in Pb-Pb collisions at $\sqrt{s_{\mathrm{NN}}}$ = 5.02 TeV are presented and compared with theoretical…

Nuclear Experiment · Physics 2020-11-23 Chiara Pinto

The production mechanism of (anti)nuclei in ultrarelativistic hadronic collisions is under intense debate in the scientific community. The description of the experimental measurements is currently based on two competing phenomenological…

Nuclear Experiment · Physics 2022-09-20 Chiara Pinto

A microscopic understanding of (anti)deuteron production in hadron-hadron collisions is the subject of many experimental and theoretical efforts in nuclear physics. This topic is also very relevant for astrophysics, since the rare…

High Energy Physics - Experiment · Physics 2024-12-10 Maximilian Mahlein , Luca Barioglio , Francesca Bellini , Laura Fabbietti , Chiara Pinto , Bhawani Singh , Sushanta Tripathy

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 nucleon coalescence model is one of the most popular theoretical models for light nuclei production in high-energy heavy-ion collisions. The production of light nuclei $d$, $t$, $^{3}$He, and $^{4}$He is studied using the transport…

Nuclear Theory · Physics 2023-05-05 Yue Xu , Xionghong He , Nu Xu

Coalescence has long been used to describe the production of light (anti-)nuclei in heavy ion collisions. The same underlying mechanism may also exist in jets when a proton and a neutron are close enough in phase space to form a deuteron.…

High Energy Physics - Phenomenology · Physics 2018-08-08 Natasha Sharma , Tony Perez , Andy Castro , Lokesh Kumar , Christine Nattrass

Antinuclei are considered to be one of the most promising probes in the indirect search for dark matter (DM) annihilation in space. However, in light of recent results on the production of light antinuclei in pp collisions at the LHC, an…

Nuclear Experiment · Physics 2021-04-29 Sebastian Hornung

The measurement of (anti)nuclei production in pp, p-A and A-A collisions at ultrarelativistic energies is important to understand hadronization. The excellent tracking and particle identification capabilities of ALICE make it the most…

Nuclear Experiment · Physics 2020-10-07 Chiara Pinto

We show that the recently observed suppression of the yield ratio of deuteron to proton and of helium-3 to proton in p+p collisions compared to those in p+Pb or Pb+Pb collisions by the ALICE Collaboration at the Large Hadron Collider (LHC)…

Nuclear Theory · Physics 2020-05-22 Kai-Jia Sun , Che Ming Ko , Benjamin Dönigus

Based on nucleons ($p$, $n$) and hyperons ($\Lambda$, $\Omega^-$) formed at kinetic freeze-out from a quark combination model, we systematically study the production of light nuclei and hyper-nuclei in the hadronic coalescence picture. We…

Nuclear Theory · Physics 2026-03-24 Jiang-He Qiao , Jian-Yu Liu , Yan-Ting Feng , Feng-Lan Shao , Rui-Qin Wang

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

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

The formation of light nuclei in high-energy collisions provides valuable insights into the underlying dynamics of the strong interaction and the structure of the particle-emitting source. Understanding this process is crucial not only for…

High Energy Physics - Phenomenology · Physics 2026-01-27 Maximilian Mahlein , Bhawani Singh , Michele Viviani , Francesca Bellini , Laura Fabbietti , Alejandro Kievsky , Laura Elisa Marcucci

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 studies of the production of light nuclei, such as deuteron and helium nuclei, in heavy-ion collisions are essential for understanding the dynamics of nuclear matter under extreme conditions. The yields and ratios of light nuclei serve…

Nuclear Experiment · Physics 2025-12-17 Yixuan Jin

The yields and ratios of light nuclei in heavy-ion collisions offer a method to distinguish between the thermal and coalescence models. Ratios such as $\rm N_t \times N_p/N_d^2$ and $\rm N_{^3He} \times N_p/N_d^2$ are suggested as potential…

Nuclear Experiment · Physics 2024-12-03 Yixuan Jin

A simple coalescence model based on the same diagrammatic approach of antimatter production in hadronic collisions as used previously for antideuterons is used here for the hadroproduction of mass 3 antinuclei. It is shown that the model is…

Nuclear Theory · Physics 2009-11-10 R. P. Duperray , K. V. Protasov , L. Derome , M. Buenerd

The experimental data of the antideuteron production in proton-proton and proton-nucleus collisions are analyzed within a simple model based on the diagrammatic approach to the coalescence model. This model is shown to be able to reproduce…

Nuclear Theory · Physics 2009-11-07 R. P. Duperray , K. V. Protasov , A. Yu. Voronin

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