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Related papers: Nuclear shell effect and collinear tripartition of…

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Systematic calculations of fission barriers allowing for triaxial deformation are performed for even-even superheavy nuclei with charge number $Z=112-120$ using three classes of covariant density functional models. The softness of nuclei in…

Nuclear Theory · Physics 2015-06-05 H. Abusara , A. V. Afanasjev , P. Ring

We developed a three-center phenomenological model,able to explain qualitatively the recently obtained experimental results concerning the quasimolecular stage of a light-particle accompanied fission process. It was derived from the liquid…

Nuclear Theory · Physics 2015-06-26 D. N. Poenaru , B. Dobrescu , W. Greiner , J. H. Hamilton , A. V. Ramayya

Mass distributions of fission fragments arising from the slow quasi-fission process have been derived by comparing the measured distributions with the theoretical distributions based on compound nuclear fission model for several reactions.…

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

Background: Whether or not the $\alpha$ ($^4$He nucleus) clustering exists in the medium-mass region of nuclear systems is a fundamental and intriguing question. However, the recent analysis of the $\alpha$ knockout reaction on $^{48}$Ti…

Nuclear Theory · Physics 2024-03-05 M. Okada , W. Horiuchi , N. Itagaki

Static fission barriers for 95 even-even transuranium nuclei with charge number $Z=94-118$ have been systematically investigated by means of pairing self-consistent Woods-Saxon-Strutinsky calculations using the potential energy surface…

Nuclear Theory · Physics 2018-04-24 Qing-Zhen Chai , Wei-Juan Zhao , Min-Liang Liu , Hua-Lei Wang

The properties of deexcitation of the same $^{220}$Th compound nucleus (CN) formed by different mass (charge) asymmetric reactions are investigated. It is demonstrated that the effective fission barrier $<B_{\rm fis}>$ value being a…

Nuclear Theory · Physics 2018-10-22 G. Mandaglio , A. Anastasi , F. Curciarello , G. Fazio , G. Giardina , A. K. Nasirov

We compute the final kinetic energies of the fragments emitted in the light charged particle accompanied cold fission of $^{252}$Cf taking into account the ground state quadrupole deformation and the finite-size effects of the fragments and…

Nuclear Theory · Physics 2007-05-23 Serban Misicu , A. Sandulescu , F. Carstoiu , M. Rizea , W. Greiner

Total reaction cross sections have been predicted for neucleons scattering from nuclei ranging in mass 6 to 238 and for projectile energies from just above noticeable giant resonance excitation to 300 MeV. So also have been the mass…

Nuclear Theory · Physics 2007-05-23 P. K. Deb , K. Amos

Constraining excitation energy at which nuclear shell effect washes out has important implications on the production of super heavy elements and many other fields of nuclear physics research. We report the fission fragment mass distribution…

Nuclear-medium effects in the weak structure functions $F_2(x,Q^2)$ and $F_3(x,Q^2)$ in the charged current neutrino and antineutrino induced deep inelastic reactions in $^{208}$Pb have been studied. The calculations have been performed in…

Nuclear Theory · Physics 2015-06-04 H. Haider , I. Ruiz Simo , M. Sajjad Athar

Microscopic calculations based on realistic nuclear hamiltonians, while yielding accurate results for the energies of the ground and low-lying excited states of nuclei with $A \leq 12$, fail to reproduce the empirical equilibrium properties…

When energy of colliding nuclei is between 100-600 MeV/nucleon then multifragmentation take place. By studying the fragments (at final stage of reaction) we can seize the idea about initial condition and various other parameter which…

Nuclear Theory · Physics 2011-12-15 Rubina Bansal , Suneel Kumar

Our understanding of nuclear fission, a fundamental nuclear decay, is still incomplete due to the complexity of the process. In this paper, we describe a study of spontaneous fission using the symmetry-unrestricted nuclear density…

Nuclear Theory · Physics 2009-08-18 A. Staszczak , A. Baran , J. Dobaczewski , W. Nazarewicz

The fusion mechanism of reactions involving even-even $^{112-124}$Sn, doubly magic $^{132}$Sn, $^{208}$Pb as targets, and $^{64}$Ni as the projectile is explored within the relativistic mean field (RMF) formalism. The main aim of choosing…

Nuclear Theory · Physics 2024-04-25 Shilpa Rana , M. Bhuyan , S. K. Patra , Raj Kumar

The tensor optimized Fermi sphere (TOFS) method is applied first for the study of the property of nuclear matter using the Argonne V4' $NN$ potential. In the TOFS method, the correlated nuclear matter wave function is taken to be a…

Nuclear Theory · Physics 2018-08-27 Taiichi Yamada , Takayuki Myo , Hisashi Horiuchi , Kiyomi Ikeda , Hiroshi Toki

An Antisymmetrized Molecular Dynamics model is used to explore the collision of $^{114}$Cd projectiles with $^{92}$Mo target nuclei at E/A=50 MeV over a broad range in impact parameter. The atomic number (Z), velocity, and emission pattern…

Nuclear Theory · Physics 2009-11-11 S. Hudan , R. T. deSouza , A. Ono

Theoretical modeling of nucleus-nucleus collision often is based on the nucleus-nucleus potential. One of the advanced methods for constructing this potential is the semi-microscopical double-folding model with the M3Y-Paris NN-forces.…

Nuclear Theory · Physics 2023-07-26 I. I. Gontchar , M. V. Chushnyakova

Collisions between $^{248}$Cm and $^{48}$Ca are systematically investigated by time-dependent density functional calculations with evaporation prescription. Depending on the incident energy and impact parameter, fusion, deep-inelastic and…

Nuclear Theory · Physics 2017-08-23 Yoritaka Iwata , Sophia Heinz

The dinuclear system model incorporates several essential input physical quantities, including nuclear mass, fission barrier, shell correction energy, level density parameter, and shell damping factor, etc., which are derived from diverse…

Nuclear Theory · Physics 2026-04-13 Wei Zhang , Shi-Jie Zhang , Peng-Hui Chen