English
Related papers

Related papers: Nuclear shell effect and collinear tripartition of…

200 papers

In a series of the experiments at different time-of-flight spectrometers of heavy ions we have observed manifestations of a new at least ternary decay channel of low excited heavy nuclei. Due to specific features of the effect, it was…

We illustrate the formation of a thin-long structure of heavy nuclei by three-nucleus simultaneous collisions within time-dependent density functional theory. The impact parameter dependence for such formation is systematically demonstrated…

Nuclear Theory · Physics 2013-02-19 Yoritaka Iwata , Kei Iida , Naoyuki Itagaki

A new type of decay corresponding to the neutronless $^{10}$Be-accompanied fragmentation of $^{252}$Cf is studied. We employ a cluster model similar to the model used for the description of cluster radioactivity. No preformation factors…

Nuclear Theory · Physics 2016-09-08 A. Sandulescu , F. Carstoiu , S. Misicu , A. Florescu , A. V. Ramayya , J. H. Hamilton , W. Greiner

The fusion dynamics on the formation of superheavy nuclei is investigated thoroughly within the dinuclear system model. The Monte Carlo approach is implemented into the nucleon transfer process for including all possible orientations, at…

Nuclear Theory · Physics 2022-06-28 Fei Niu , Peng-Hui Chen , Zhao-Qing Feng

The measurement for charge distributions of fragments in 252Cf has been performed by using a unique style of detector setup consisting of a typical grid ionization chamber and a dE-E particle telescope. We found that the fragment mass…

Nuclear Experiment · Physics 2015-12-01 Taofeng Wang , Liping Zhu , Liming Wang , Qinghua Men , Hongyin Han , Haihong Xia

Longitudinal ternary and binary fission barriers of $^{36}$Ar, $^{56}$Ni and $^{252}$Cf nuclei have been determined within a rotational liquid drop model taking into account the nuclear proximity energy. For the light nuclei the heights of…

Nuclear Experiment · Physics 2008-12-18 G. Royer , K. Degiorgio , M. Dubillot , E. Leonard

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 2015-01-27 Yoritaka Iwata , Sophia Heinz

A new mode of nuclear fission has been proposed by the FOBOS collaboration, called Collinear Cluster Tri-partition (CCT), suggesting that three heavy fission fragments can be emitted perfectly collinearly in low-energy fission. It is…

Nuclear Theory · Physics 2017-01-09 Patric Holmvall , Ulli Köster , Andreas Heinz , Thomas Nilsson

In terrestrial laboratory with existing accelerators, the maximum multinucleon system produced so far is limited to that with total nucleon number being less than the sum of two colliding nuclei. Such situation may hinder our studies on the…

Nuclear Theory · Physics 2022-06-30 Gao-Chan Yong

The mass and total kinetic energy distributions of the fission fragments in the fission of even-even isotopes of superheavy elements from Hs (Z=108) to Og (Z=118) are estimated using a pre-scission point model. We restrict to nuclei for…

Nuclear Theory · Physics 2019-06-19 N. Carjan , F. A. Ivanyuk , Yu. Ts. Oganessian

In the exothermic process of fission decay, an atomic nucleus splits into two or more independent fragments. Several aspects of nuclear fission are not properly understood, in particular the formation of the neck between the nascent…

Nuclear Theory · Physics 2022-05-05 Z. X. Ren , D. Vretenar , T. Niksic , P. W. Zhao , J. Zhao , J. Meng

In the past decades, it has been shown that the three-body force is necessary for a fully microscopic understanding of nuclear many-body systems, and thus efficient schemes for storing and utilizing three-body matrix elements have been…

Nuclear Theory · Physics 2022-08-05 Sota Yoshida

Detailed assessments of the ability of recent theoretical approaches to modeling existing experimental data for ternary fission confirm earlier indications that the dominant mode of cluster formation in ternary fission is clusterization in…

Nuclear Theory · Physics 2023-02-08 J. B. Natowitz , H. Pais , G. Röpke

For the first time, we apply the temperature dependent relativistic mean field (TRMF) model to study the ternary fission of heavy nucleus using level density approach. The probability of yields of a particular fragment is obtained by…

Nuclear Theory · Physics 2017-06-28 M. T. Senthil Kannan , Bharat Kumar , M. Balasubramaniam , B. K. Agrawal , S. K. Patra

Atomic nuclei exhibit multiple energy scales ranging from hundreds of MeV in binding energies to fractions of an MeV for low-lying collective excitations. As the limits of nuclear binding is approached near the neutron- and proton…

Nuclear Theory · Physics 2025-02-20 Z. H. Sun , A. Ekström , C. Forssén , G. Hagen , G. R. Jansen , T. Papenbrock

The role of three-nucleon forces (3NF) in the description of nuclear structure properties is nowadays a main topic in the field of microscopic many-nucleon calculations. We investigate the relative weight between effective two- and…

Nuclear Theory · Physics 2015-07-02 L. Coraggio , A. Gargano , N. Itaco

During the fission process, the nucleus deforms and elongates up to the two fragments inception and their final separation at scission deformation. The evolution of the nucleus energy with deformation is determined by the macroscopic…

The role of the entrance channel in fusion-fission reactions was studied by the theoretical analysis of the experimental evaporation residue excitation functions for reactions leading to the same compound nucleus. The evaporation residues…

The $\phi$-meson properties in cold nuclear matter are investigated by implementing resonant $\phi N$ interactions as described in effective approaches including the unitarization of scattering amplitudes. Several $N^*$-like states are…

Nuclear Theory · Physics 2017-01-18 D. Cabrera , A. N. Hiller Blin , M. J. Vicente Vacas

High precision cross-section data of the deuteron-proton breakup reaction at 130 MeV are presented for 72 kinematically complete configurations. The data cover a large region of the available phase space, divided into a systematic grid of…