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In this work, we study some aspects of the dark atom model. We consider a finite-size nucleus to find the wave functions of the bound state of a stable particle with a charge of $-2n$ and helium-4 $^4He^{++}$. Then we address the problem of…

High Energy Physics - Phenomenology · Physics 2025-12-11 M. I. Balino , J. Mwilima , D. O. Sopin , M. Yu. Khlopov

Inclusive electron scattering off few-nucleon systems is investigated at $x>1$ and high momentum transfer, including the contributions from quasi-elastic and deep inelastic scattering processes. It is shown that at $x>1$ the inclusive cross…

Nuclear Theory · Physics 2011-04-15 S. Simula

We formulate a microscopic theory to calculate cross section of the radiative neutron capture on neutron-rich nuclei using the continuum quasiparticle random-phase approximation. This formulation is designed to be applied to neutron-rich…

Nuclear Theory · Physics 2025-04-28 Teruyuki Saito , Masayuki Matsuo

Recent measurements for fusion cross section at energies around the Coulomb barrier have systematically indicated a significant deviation of fusion cross sections from a prediction of double-folding model. It has been argued that the…

Nuclear Theory · Physics 2009-11-11 K. Hagino , K. Washiyama

We calculate total and differential cross sections for $J/\psi$ photoproduction in ultrarelativistic lead-lead collisions at the LHC energy $\sqrt{s_{NN}}=2.76$ TeV. We use a simple model based on vector dominance picture and multiple…

High Energy Physics - Phenomenology · Physics 2019-07-24 Antoni Szczurek

The dependencies of charged particle pseudorapidity density and transverse energy pseudorapidity density at midrapidity on the collision energy and on the number of nucleon participants, or centrality, measured in nucleus-nucleus collisions…

High Energy Physics - Phenomenology · Physics 2015-04-01 Aditya Nath Mishra , Raghunath Sahoo , Edward K. G. Sarkisyan , Alexander S. Sakharov

I show that particle collider experiments on relativistic nuclear collisions can serve as direct probes of the deformation of the colliding nuclear species. I argue that collision events presenting very large multiplicities of particles and…

Nuclear Theory · Physics 2020-05-27 Giuliano Giacalone

The pseudorapidity densities of charged particles and inclusive photons produced in high energy nuclear collisions are essential observables to characterise the global properties of the collisions, such as the achieved energy density, and…

Nuclear Experiment · Physics 2022-11-15 Abhi Modak

The interpretation of the nuclear cross sections measured using accelerator neutrino beams involve severe difficulties, arising primarily from the average over the incoming neutrino flux. The broad energy distribution of the beam particles…

Nuclear Theory · Physics 2021-10-12 Omar Benhar

A review of the characteristic features found in fully energy-damped, binarydecay yields from light heavy-ion reactions with $20\leq A_{target} + A_{projectile}\leq 80$ is presented. The different aspects of these yields that have been used…

Nuclear Experiment · Physics 2016-08-15 S. J. Sanders , A. Szanto de Toledo , C. Beck

It is theoretically and experimentally argued that there may exist bubble or toroid-shaped configurations in some nucleus systems. Based on the nuclear transport model, it is shown that compared with the collision of normal nuclei, there is…

Nuclear Theory · Physics 2016-05-25 Gao-Chan Yong

The total nuclear reaction cross-section is calculated considering with and without medium effect by employing Coulomb Modified Glauber Model (CMGM) for interactions of projectiles 56^Fe_26, 84^Kr_36, 132^Xe_54, 197^Au_79 and 238^U_92 with…

Nuclear Experiment · Physics 2017-07-03 N. Marimuthu , V. Singh , S. S. R. Inbanathan

We use an improved version of the semiclassical method described in Refs. [1,2,3] to evaluate fusion cross sections in collisions of weakly bound nuclei. This version takes into account the static effects of the low breakup threshold, uses…

Nuclear Theory · Physics 2018-10-10 G. D. Kolinger , L. F. Canto , R. Donangelo , S. R. Souza

In the given paper the total inelastic cross-sections of the reactions of protons and deuterons on nuclear targets of enriched tin isotopes were compared. The factorization of cross-sections of reactions was discussed. Furthermore, the…

Nuclear Experiment · Physics 2013-02-08 A. R. Balabekyan , N. A. Demekhina , V. M. Zhamkochyan , G. S. Karapetyan

We study equilibrium properties of a catalytically-activated annihilation $A + A \to 0$ reaction taking place on a one-dimensional chain of length $N$ ($N \to \infty$) in which some segments (placed at random, with mean concentration $p$)…

Statistical Mechanics · Physics 2009-11-07 G. Oshanin , S. F. Burlatsky

The inelasticity in nucleus-nucleus collisions at high energies is calculated in the framework of geometrical multichain model. The very fast increase of the inelasticity is found as a result of a second-stage cascading process. The same…

High Energy Physics - Phenomenology · Physics 2008-11-26 Tadeusz Wibig

The isotopic dependence of the complete fusion (capture) cross section is analyzed in the reactions $^{130,132,134,136,138,140,142,144,146,148,150}$Xe+$^{48}$Ca with stable and radioactive beams. It is shown for the first time that the very…

Nuclear Theory · Physics 2015-06-17 V. V. Sargsyan , A. S. Zubov , G. G. Adamian , N. V. Antonenko , S. Heinz

The effect of projectile shape on cross sections and momentum distributions of fragments from heavy ion reactions is studied. We propose a new approach that implements the underlying symmetries of each isotope with a few parameters directly…

Nuclear Theory · Physics 2007-05-23 S. E. Chernyshev , K. V. Shitikova

The nuclear symmetry energy, especially at suprasaturation densities, plays crucial roles in many astrophysical studies. However, nowadays the high-density behavior of the symmetry energy is still very controversial in nuclear community. To…

Nuclear Theory · Physics 2018-10-31 Gao-Chan Yong

I discuss the near-degeneracy between models of neutrino-nucleus interactions based on diverse assumptions, and analyze a specific example illustrating how the different reaction mechanisms taken into account, as well as the approximations…

Nuclear Theory · Physics 2016-12-06 Omar Benhar