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Related papers: In-medium effects on hypernuclear formation

200 papers

The results of the microscopic transport calculations of $\bar p$-nucleus interactions within a GiBUU model are presented. The dominating mechanism of hyperon production is the strangeness exchange processes $\bar K N \to Y \pi$ and $\bar K…

Nuclear Theory · Physics 2017-08-23 A. B. Larionov , T. Gaitanos , H. Lenske , U. Mosel

We have analyzed the behavior of different characteristics of hadron-nuclear and nuclear-nuclear interactions as a function of centrality to get a signal on the formation of intermediate baryon systems. We observed that the data demonstrate…

Nuclear Experiment · Physics 2008-11-26 Y. H. Huseynaliyev , M. K. Suleymanov , E. U. Khan , A. Kravchakova , S. Vokal

Previous approaches to the photo- and electro-production of strangeness off the proton, based upon effective hadronic Lagrangians, are extended here to incorporate the so called off-shell effects inherent to the fermions with spin >= 3/2. A…

Nuclear Theory · Physics 2008-11-26 T. Mizutani , C. Fayard , G. -H. Lamot , B. Saghai

Effects of the in-medium modifications of nucleon form factors on neutrino interaction in dense matter are presented by considering both the weak and electromagnetic interactions of neutrinos with the constituents of the matter. A…

Nuclear Theory · Physics 2020-01-08 Parada T. P. Hutauruk , Yongseok Oh , K. Tsushima

The medium modifications of antikaons in dense matter are studied in a coupled channel calculation for scenarios more closely related to the environment encountered in heavy-ion collisions. We find that the optical potential of the…

Nuclear Theory · Physics 2014-11-18 J. Schaffner-Bielich , V. Koch , M. Effenberger

We are at the verge of a new impact from hypernuclear experiments planned or already operative at various laboratories all over the world. The complementary of these different experimental approaches to hypernuclei provides a wide basis for…

Nuclear Experiment · Physics 2015-03-17 Josef Pochodzalla

The article reviews the physics related to kaon and antikaon production in heavy ion reactions at intermediate energies. Chiral dynamics predicts substantial modifications of the kaon properties in a dense nuclear environment. The status of…

Nuclear Theory · Physics 2008-11-26 Christian Fuchs

We study the non-mesonic weak decay of the doubly-strange hypernucleus $^{\Lambda\Lambda}_6$He within a model which considers the exchange of pseudoscalar and vector mesons. Special attention is paid into quantifying the strong interaction…

Nuclear Theory · Physics 2018-09-12 Jordi Maneu Victoria , Assumpta Parreño , Àngels Ramos

Although significant efforts have been made to investigate the density dependence of the nuclear symmetry energy, the influence of the in-medium cross section on particle production in transport models is not well constrained. The in-medium…

We consider the experimental data on yields of protons, strange $\Lambda^{\prime}$s, and multistrange baryons ($\Xi$, $\Omega$), and antibaryons production on nuclear targets, and the experimental ratios of multistrange to strange…

High Energy Physics - Phenomenology · Physics 2022-06-29 G. H. Arakelyan , C. Merino , Yu. M. Shabelski

The mechanism of multinucleon transfer (MNT) reactions for producing neutron-rich heavy nuclei around N = 126 is investigated within two different theoretical frameworks: dinuclear system (DNS) model and isospin-dependent quantum molecular…

Nuclear Theory · Physics 2019-03-27 Long Zhu , Cheng Li , Jun Su , Chen-Chen Guo , Wei Hua

Single-particle energies of the $\Lambda$ and $\Sigma$ hyperons are obtained from the relevant self-energies. The latter are constructed within the framework of a perturbative many-body approach employing present realistic hyperon-nucleon…

Nuclear Theory · Physics 2009-10-31 I. Vidaña , A. Polls , A. Ramos , M. Hjorth-Jensen

The sensitivity of dilepton production in elementary reactions of photons and pions with nuclei on in-medium changes of hadronic properties is studied. It is shown that this sensitivity is comparable to that encountered in ultrarelativistic…

Nuclear Theory · Physics 2007-05-23 U. Mosel

We calculate $\Lambda$ and $\bar{\Lambda}$ hadron production cross sections in charged lepton semi-inclusive deep-inelastic scattering off nuclear target ($A$, using iron $\mathrm{Fe}$ as an example) and deuteron ($D$) target. The results…

Nuclear Theory · Physics 2018-07-04 Chang Gong , Bo-Qiang Ma

Recent hydrodynamical simulations of supernova (SN) evolution have highlighted the importance of a thorough control over microscopic physics responsible for such internal processes as neutrino heating. In particular, it has been suggested…

High Energy Astrophysical Phenomena · Physics 2016-07-05 T. J. Hobbs , Mary Alberg , Gerald A. Miller

Non-standard neutrino-nucleon interaction is formulated and explored within the energy range of quasi-elastic scattering. In particular, the study focuses on the neutral-current elastic (anti)neutrino scattering off nucleons described by…

High Energy Physics - Phenomenology · Physics 2016-12-28 D. K. Papoulias , T. S. Kosmas

The objective of this article is to investigate the profound nonlinear optical response exhibited by inversion symmetric fullerene molecules under the influence of different types of disorders described by the Anderson model. Our aim is to…

Optics · Physics 2023-09-06 H. K. Avetissian , S. Sukiasyan , H. H. Matevosyan , G. F. Mkrtchian

We investigate production of \phi mesons and \Xi baryons in nucleus-nucleus collisions. Reactions on strange particles acting as a catalyser are proposed to interpret the high observed \phi yields in HADES experiments as well as the energy…

Nuclear Theory · Physics 2015-03-19 Boris Tomasik , Evgeni E. Kolomeitsev

The intermediate-state interaction and structure of amplitudes of complicated processes in medium (decays, reactions and the $n\bar{n}$ transitions) are studied. It is proposed to use the branching ratio of channels of free-space…

Nuclear Theory · Physics 2009-09-02 V. I. Nazaruk

The role of entropy production in the context of probing QCD properties at high densities and finite temperatures in ultra-relativistic collisions of heavy nuclei is inspected. It is argued that the entropy generated in these reactions…

High Energy Physics - Phenomenology · Physics 2009-09-25 Klaus Geiger