NUCLEAR TECHNIQUES, Volume. 46, Issue 8, 080010(2023)

Progress in strange particle production and hypernuclear physics in intermediate and high-energy heavy-ion collisions

Zhaoqing FENG*, Hengjin LIU, Huigan CHENG, and Sina WEI
Author Affiliations
  • School of Physics and Optoelectronics, South China University of Technology, Guangzhou 510641, China
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    Figures & Tables(7)
    Density dependence of symmetry energy with different degrees of stiffness (a), and the contribution of local interaction- and momentum-dependent potential to symmetry energy (b)
    Density dependence of energy per nucleon of isospin symmetric nuclear matter (a) and symmetry energy (b) in the LQMD model with the covariant density functional
    Temporal evolution and density profiles of π, η, K+,and Σ in collisions of 197Au+197Au at an incident energy of 1.5 GeV∙nucleon-1 and impact parameter of 1 fm
    Rapidity distributions of transverse flows (a), elliptical flows (b), and total yields of hyperons (c) and transverse momentum spectra (d) of hyperons and kaons
    Comparison of rapidity and transverse momentum distributions for the production of free Λ, 3H, 3He, 3ΛH, 4ΛH, and 4ΛHe in collisions of 20Ne+12C at an incident energy of 4.25 GeV∙nucleon-1 [62]
    • Table 1. Parameters and properties of isospin symmetric EOS in the LQMD model at a saturation density of 0.16 fm-3 with the Skyrme energy density functional

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      Table 1. Parameters and properties of isospin symmetric EOS in the LQMD model at a saturation density of 0.16 fm-3 with the Skyrme energy density functional

      Parametersα / MeVβ / MeVγCmom / MeVϵ / c2∙MeV-2m* / mK / MeV
      PAR1-215.7142.41.3221.765×10-40.75230
      PAR2-226.5173.71.309001230
    • Table 2. Parameters for the relativistic mean field in the LQMD model at a saturation density of 0.16 fm-3 with a binding energy per nucleon of -16 MeV

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      Table 2. Parameters for the relativistic mean field in the LQMD model at a saturation density of 0.16 fm-3 with a binding energy per nucleon of -16 MeV

      Modelgσgωg2 / fm-1g3gρgδM*/MNEB / MeVK / MeVEsym / MeVL / MeV
      set18.1457.57031.90021.8000.813-16.023014.333.3
      set1ρ8.1457.57031.90021.8004.0490.813-16.023031.685.3
      set1ρδ8.1457.57031.90021.8008.6735.3470.813-16.023031.6109.3
      set28.8309.50011.31013.7500.738-16.030015.640.4
      set2ρ8.8309.50011.31013.7503.8970.738-16.030031.688.5
      set2ρδ8.8309.50011.31013.7507.2194.2800.738-16.030031.6109.4
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    Zhaoqing FENG, Hengjin LIU, Huigan CHENG, Sina WEI. Progress in strange particle production and hypernuclear physics in intermediate and high-energy heavy-ion collisions[J]. NUCLEAR TECHNIQUES, 2023, 46(8): 080010

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    Paper Information

    Category: Research Articles

    Received: Dec. 9, 2022

    Accepted: --

    Published Online: Sep. 19, 2023

    The Author Email: FENG Zhaoqing (fengzhq@scut.edu.cn)

    DOI:10.11889/j.0253-3219.2023.hjs.46.080010

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