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Related papers: Fission properties of the BCPM functional

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Collective inertia is strongly influenced at the level crossing at which quantum system changes diabatically its microscopic configuration. Pairing correlations tend to make the large-amplitude nuclear collective motion more adiabatic by…

Nuclear Theory · Physics 2015-01-09 Jhilam Sadhukhan , J. Dobaczewski , W. Nazarewicz , J. A. Sheikh , A. Baran

The feasibility for the alpha decay and the heavy particle decay from the even-even superheavy (SH) nuclei with Z = 116-124 have been studied within the Coulomb and proximity potential model (CPPM). The Universal formula for cluster decay…

Nuclear Theory · Physics 2015-06-17 K. P. Santhosh , B. Priyanka

Recent microscopic studies, based on the theoretical framework of nuclear energy density functionals, have analyzed dynamic (least action) and static (minimum energy) fission paths, and it has been shown that in addition to the important…

Nuclear Theory · Physics 2015-11-19 Jie Zhao , Bing-Nan Lu , Tamara Niksic , Dario Vretenar

The microscopic approach of fission rates and neutron emission rates in compound nuclei have been applied to $^{258}$No and $^{286}$Cn. The microscopic framework is based on the finite-temperature Skyrme-Hartree-Fock+BCS calculations, in…

Nuclear Theory · Physics 2017-10-25 Yi Zhu , Junchen Pei

Experimental setups commonly used to study fission properties of nuclei in the exotic neutron-deficient 180Hg region are based on the time-of-flight technique for the fission-product identification. The nuclei of interest are created via…

Nuclear Experiment · Physics 2026-03-20 D. T. Kattikat Melcom , I. Tsekhanovich , F. Guezet , A. Andreyev , K. Nishio

Decay of $^{210}$Po compound nucleus formed in light and heavy-ion induced fusion reactions has been analyzed simultaneously using a consistent prescription for fission barrier and nuclear level density incorporating shell correction and…

Nuclear Experiment · Physics 2015-09-30 K. Mahata , S. Kailas , S. S. Kapoor

We have extended significantly the microscopic description of the fission process by examining a larger set of observables. We extract neutron and proton numbers of fission fragments, their spins and fission fragment relative orbital…

Nuclear Theory · Physics 2023-06-12 Aurel Bulgac

We present a systematics of fission barriers and fission lifetimes for the whole landscape of super-heavy elements (SHE), i.e. nuclei with Z>100. The fission lifetimes are also compared with the alpha-decay half-lives. The survey is based…

Nuclear Theory · Physics 2015-06-03 J. Erler , K. Langanke , H. P. Loens , G. Martínez-Pinedo , P. -G. Reinhard

The fission process is a fascinating phenomenon in which the atomic nucleus, a compact self-bound mesoscopic system, undergoes a spontaneous or induced quantum transition into two or more fragments. A predictive, accurate and precise…

Nuclear Theory · Physics 2019-10-10 J. Dobaczewski

Spontaneous fission in americium and plutonium isotopes was investigated using high-resolution gamma spectrometry. This process was investigated through analysis of a certified PuO2 sample spectrum obtained from the IAEA database of…

Nuclear Experiment · Physics 2025-10-02 I. S. Klyuyev , D. V. Kasperovych , V. V. Kobychev

In this paper, using a quasi-classical statistical approach based on the Langevin equation, we simulate the fission dynamics of selected even-even $\rm U$, $\rm Pu$, $\rm Cm$, $\rm Cf$ and $\rm Fm$ actinide nuclei. As a preparatory part of…

Nuclear Theory · Physics 2023-04-07 Pavel V. Kostryukov , Artur Dobrowolski

Fission-fragment mass and total-kinetic-energy distributions following fission of the fermium isotopes $^{256,258,260}\text{Fm}$ at low excitation energy have been calculated using the Brownian shape-motion model. A transition from…

Nuclear Theory · Physics 2019-12-13 M. Albertsson , B. G. Carlsson , T. Døssing , P. Möller , J. Randrup , S. Åberg

The predictions on the mode of decay of the odd-even and odd-odd isotopes of heavy and superheavy nuclei with Z = 99-129, in the range 228 \leg A \leg 336, have been done within the Coulomb and proximity potential model for deformed nuclei…

Nuclear Theory · Physics 2015-06-24 K. P. Santhosh , B. Priyanka

Background: Recent experiments on beta-delayed fission reported an asymmetric mass yield in the neutron-deficient nucleus 180Hg. Earlier experiments in the mass region A=190-200 close to the beta-stability line, using the (p,f) and…

Nuclear Theory · Physics 2014-09-05 J. D. McDonnell , W. Nazarewicz , J. A. Sheikh , A. Staszczak , M. Warda

A calculation of two-neutrino double-$\beta$ ($2\nu\beta\beta$) decay matrix elements within the interacting boson model (IBM) that is based on the nuclear density functional theory is presented. The constrained self-consistent mean-field…

Nuclear Theory · Physics 2022-04-06 Kosuke Nomura

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 isotopic-yield distributions and kinematic properties of fragments produced in transfer-induced fission of 240Pu and fusion-induced fission of 250Cf, with 9 MeV and 45 MeV of excitation energy respectively, were measured in inverse…

Fission properties of the actinide nuclei are deduced from theoretical analysis. We investigate potential energy surfaces and fission barriers and predict the fission fragment mass-yields of actinide isotopes. The results are compared with…

We analyze parameter sensitivities of the mapped interacting boson model (IBM) and boson-fermion-fermion model (IBFFM) in the description of $\beta$-decay properties of the even-mass neutron-deficient Ge and As, and neutron-rich Zr and Mo…

Nuclear Theory · Physics 2025-04-14 M. Homma , K. Nomura

The constrained Hartree-Fock-Bogoliubov approximation, based on the recent parametrization D1M$^{*}$ of the Gogny energy density functional, is used to describe fission in 435 superheavy nuclei. The Gogny-D1M$^{*}$ parametrization is…

Nuclear Theory · Physics 2020-04-15 R. Rodríguez-Guzmán , Y. M. Humadi , L. M. Robledo