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A new method, based on comparing isotopic yield ratios measured at forward and sideward polar angles and on cross-bombarding heavy nuclei with different neutron-to-proton ratios, is used to quantify the stopping power of nuclear matter in…

Recent experiments [Phys. Rev. Lett. 123, 092503(2019); Phys. Rev. Lett. 118, 222501 (2017)] have made remarkable progress in measurements of the isotopic fission-fragment yields of the compound nucleus $^{239}$U, which is of great…

Nuclear Theory · Physics 2021-04-07 C. Y. Qiao , J. C. Pei , Z. A. Wang , Y. Qiang , Y. J. Chen , N. C. Shu , Z. G. Ge

The explosion of a white dwarf of mass 1.36 M$_\odot$ has been simulated in three dimensions with the aid of a SPH code. The explosion follows the delayed detonation paradigma. In this case the deflagration-detonation transition is induced…

Astrophysics · Physics 2009-11-07 Domingo Garcia-Senz , Eduardo Bravo

To synthesize superheavy element 119 is becoming highly concerned as several experimental projects in major laboratories are being pursued. This work studied the survival probabilities of compound superheavy nuclei after multiple neutron…

Nuclear Theory · Physics 2024-08-15 Yu Qiang , Xiang-Quan Deng , Yue Shi , C. Y. Qiao , Junchen Pei

A large enhancement in the production of neutron-rich projectile residues is observed in the reactions of a 25 MeV/nucleon 86Kr beam with the neutron rich 124Sn and 64Ni targets relative to the predictions of the EPAX parametrization of…

Nuclear Experiment · Physics 2009-11-10 G. A. Souliotis , M. Veselsky , G. Chubarian , L. Trache , A. Keksis , E. Martin , D. V. Shetty , S. J. Yennello

The reaction mechanism of nucleus-nucleus collisions at projectile energies around the Fermi energy is investigated with emphasis on the production of fragmentation-like residues. The results of simulations are compared to experimental mass…

Nuclear Theory · Physics 2008-11-26 M. Veselsky , G. A. Souliotis

The cosmic origin of the elements, the fundamental chemical building blocks of the Universe, is still uncertain. Binary interactions play a key role in the evolution of many massive stars, yet their impact on chemical yields is poorly…

Solar and Stellar Astrophysics · Physics 2023-05-24 R. Farmer , E. Laplace , Jing-ze Ma , S. E. de Mink , S. Justham

Direct reaction techniques are powerful tools to study the single-particle nature of nuclei. Performing direct reactions on short-lived nuclei requires radioactive ion beams produced either via fragmentation or the Isotope Separation OnLine…

We study in details the space-time dependence of the production of muonic, pionic, and other exotic atoms by the coherent photon exchange between nuclei at the Large Hadron Collider at CERN. We show that a multipole expansion of the…

Nuclear Theory · Physics 2015-05-19 C. A. Bertulani , M. Ellermann

Pairing rotations and pairing vibrations are collective modes associated with a field, the pair field, which changes the number of particles by two. Consequently, they can be studied at profit with the help of two-particle transfer…

Nuclear Theory · Physics 2015-06-11 G. Potel , A. Idini , F. Barranco , E. Vigezzi , R. A. Broglia

Within the framework of the dinuclear system model, the reaction mechanisms for synthesizing target-like isotopes from Bk to compound nuclei Lv are thoroughly investigated in complete and incomplete fusion reaction of $^{48}$Ca +$^{248}$Cm…

Nuclear Theory · Physics 2022-03-23 Peng-Hui Chen , Fei Niu , Xin-Xing Xu , Zu-Xing Yang , Xiang-Hua Zeng , Zhao-Qing Feng

Multinucleon transfer processes in low-energy heavy ion reactions have attracted increasing interest in recent years aiming at production of new neutron-rich isotopes. Clearly, it is an imperative task to further develop understanding of…

Nuclear Theory · Physics 2017-11-08 Kazuyuki Sekizawa

The production of light nuclei in isobaric $^{96}_{44}$Ru + $^{96}_{44}$Ru and $^{96}_{40}$Zr + $^{96}_{40}$Zr collisions, ranging from $\sqrt{s_{NN}}$ = 7.7 to 200 GeV, are studied using the string melting version of A Multi Phase…

Nuclear Theory · Physics 2024-05-27 Fei Li , Song Zhang , Kai-Jia Sun , Yu-Gang Ma

I attempt to experimentally evaluate the prospects of synthesizing new neutron- rich superheavy nuclei. I consider three possible synthetic paths to neutron- rich superheavy nuclei: (a) the use of neutron-rich radioactive beams. (b) the use…

Nuclear Experiment · Physics 2017-08-23 W. Loveland

The neutrino-nucleus reaction cross sections of 4He and 12C are evaluated using new shell model Hamiltonians. Branching ratios of various decay channels are calculated to evaluate the yields of Li, Be, and B produced through the nu-process…

Astrophysics · Physics 2009-11-13 T. Yoshida , T. Suzuki , S. Chiba , T. Kajino , H. Yokomakura , K. Kimura , A. Takamura , D. H. Hartmann

We study reactions between neutron-rich $^{132}$Sn nucleus and $^{96}$Zr within a dynamic microscopic theory at energies in the vicinity of the ion-ion potential barrier peak, and we compare the properties to those of the stable system…

Nuclear Theory · Physics 2014-11-21 V. E. Oberacker , A. S. Umar , J. A. Maruhn , P. -G. Reinhard

The dynamics of the charge equilibration (CE) and the effects on the production of the neutron-rich isotopes around $N = 126$ in multinucleon transfer reactions are still not well understood. In this Letter, we investigate the mechanism of…

Nuclear Theory · Physics 2023-04-19 Zehong Liao , Long Zhu , Jun Su , Cheng Li

Characterizing the nature of single-particle states outside of double shell closures is essential to a fundamental understanding of nuclear structure. This is especially true for those doubly magic nuclei that lie far from stability and…

Nuclear Experiment · Physics 2017-08-23 Giordano Cerizza

Within the framework of quantum molecular dynamics transport model, the isospin and in-medium effects on the hyperon production in the reaction of $^{197}$Au + $^{197}$Au are investigated thoroughly. A repulsive hyperon-nucleon potential…

Nuclear Theory · Physics 2021-08-31 Ding-Chang Zhang , Hui-Gan Cheng , Zhao-Qing Feng

This paper presents a short overview of the shell-model approach with realistic effective interactions to the study of exotic nuclei. We first give a sketch of the current state of the art of the theoretical framework of this approach,…

Nuclear Theory · Physics 2015-06-19 A. Gargano , L. Coraggio , A. Covello , N. Itaco