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Related papers: Large-scale fission data generation with BSkG3

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Nuclear fission is still one of the most complex physical processes we can observe in nature due to the interplay of macroscopic and microscopic nuclear properties that decide the result. An example of this coupling is the presence of…

Accurate knowledge of fission fragment yields is an essential ingredient of numerous applications ranging from the formation of elements in the r-process to fuel cycle optimization for nuclear energy. The need for a predictive theory…

Nuclear Theory · Physics 2016-05-25 D. Regnier , N. Dubray , N. Schunck , M. Verriere

Background: Mean-field methods based on an energy density functional (EDF) are powerful tools used to describe many properties of nuclei in the entirety of the nuclear chart. The accuracy required on energies for nuclear physics and…

Nuclear Theory · Physics 2015-12-29 W. Ryssens , P. -H. Heenen , M. Bender

Fission fragments' charge and mass distribution is an important input to applications ranging from basic science to energy production or nuclear non-proliferation. In simulations of nucleosynthesis or calculations of superheavy elements,…

Nuclear Theory · Physics 2021-05-12 Marc Verriere , David Regnier , Nicolas Schunck

The evaluated nuclide yields, fragment mass and charge distributions, and averaged total kinetic energy of fission fragments for the neutron-induced fission of 30 actinide nuclei are well described in the new model, which considers the…

Nuclear Theory · Physics 2024-03-19 V. Yu. Denisov

Theoretical description of nuclear fission remains one of the major challenges of quantum many-body dynamics. The slow, mostly adiabatic motion through the fission barrier is followed by a fast, non-adiabatic descent of the potential…

Nuclear Theory · Physics 2015-01-16 Guillaume Scamps , Cédric Simenel , Denis Lacroix

Fission in 3He and 4He induced reactions at excitation energies between the fission barrier and 140 MeV has been investigated. Twentythree fission excitation functions of various compound nuclei in different mass regions are shown to scale…

Nuclear Experiment · Physics 2007-05-23 Th. Rubehn , K. X. Jing , L. G. Moretto , L. Phair , K. Tso , G. J. Wozniak

The double folding (DF) approach is one of the widely used methods for finding nucleus-nucleus interaction potential. In the present work, the influence of the nuclear matter density on the DF potential and on the Coulomb barrier parameters…

We report the first use of the effective QMC energy density functional (EDF), derived from a quark model of hadron structure, to study a broad range of ground state properties of even-even nuclei across the periodic table in the…

Nuclear Theory · Physics 2016-03-23 J. R. Stone , P. A. M. Guichon , P. G. Reinhard , A. W. Thomas

A new, rapidly convergent Fourier over spheroid parametrization is developed to describe the shape of a fissioning nucleus: its elongation, non-axiality and left-right asymmetry and neck formation. The 4D Potential Energy Surfaces (PES) of…

Nuclear Theory · Physics 2022-10-19 Krzysztof Pomorski , Bożena Nerlo-Pomorska

Nuclear Generalized Parton Distributions (GPDs), a unique tool to access several crucial features of nuclear structure, could be measured in the coherent channel of hard exclusive processes, such as deep electroproduction of photons and…

Nuclear Theory · Physics 2007-05-23 Sergio Scopetta

A systematic study of fission barrier heights and static properties of even-even actinide nuclei from Th to Cf has been performed within the Warsaw macroscopic-microscopic model using the five-dimensional Fourier-over-Spheroid (FoS) shape…

Nuclear Theory · Physics 2026-03-05 A. Augustyn , T. Cap , R. Capote , M. Kowal , K. Pomorski

Existing data on near-barrier fusion excitation functions of medium and heavy nucleus-nucleus systems have been analyzed using a simple diffused barrier formula derived assuming the Gaussian shape of the barrier height distributions. Fusion…

Nuclear Theory · Physics 2014-12-30 Debasis Atta , D. N. Basu

To understand and engineer biological and artificial nucleic acid systems, algorithms are employed for prediction of secondary structures at thermodynamic equilibrium. Dynamic programming algorithms are used to compute the most favoured, or…

Computational Complexity · Computer Science 2025-06-25 Gwendal Ducloz , Ahmed Shalaby , Damien Woods

Quasifission is the primary reaction mechanism that limits the formation of superheavy nuclei and consequently an important ingredient for choosing the best target-projectile combinations for the heavy element searches. Quasifission is…

Nuclear Theory · Physics 2015-11-13 A. S. Umar , V. E. Oberacker , C. Simenel

The variances of the fission fragment mass distributions for symmetric fission over a wide range of the fissility of the compound nucleus have been investigated within the frame work of Random Neck Rupture Model (RNRM) proposed by Brosa et.…

Nuclear Theory · Physics 2020-04-20 Yogesh Sawant , S. V. Suryanarayana , B. K. Nayak , A. Saxena , R. K. Choudhury

The low-energy structure and $\beta$ decay properties of neutron-rich even- and odd-mass Pd and Rh nuclei are studied using a mapping framework based on the nuclear density functional theory and the particle-boson coupling scheme.…

Nuclear Theory · Physics 2022-12-09 K. Nomura , L. Lotina , R. Rodríguez-Guzmán , L. M. Robledo

In this paper the essential theoretical predictions for the nuclear muonic radioactivity are presented by using a special fission-like model similar with that used in description of the pionic emission during fission. Hence, a fission-like…

Nuclear Theory · Physics 2011-01-25 D. B. Ion , M. L. D. Ion , Reveica Ion-Mihai

A role of \beta-delayed neutron emission and fission in r-process nucleosynthesis attracts a high interest. Although the number of study on them covering r-process nuclei is increasing recently, uncertainties of \beta-delayed neutron and…

Nuclear Theory · Physics 2021-02-24 Futoshi Minato , Tomislav Marketin , Nils Paar

Fission of metastable charged univalent metal clusters has been studied on example of Na_{10}^{2+} and Na_{18}^{2+} clusters by means of density functional theory methods. Energetics of the process, i.e. dissociation energies and fission…

Atomic and Molecular Clusters · Physics 2009-11-11 O. I. Obolensky , A. G. Lyalin , A. V. Solov'yov , W. Greiner