Experimental studies of the competition between fusion and quasifission in the formation of heavy and superheavy nuclei
Quasifission competes with fusion, and can suppress the cross sections for formation of
heavy elements by orders of magnitude. Its understanding is important both to map out …
heavy elements by orders of magnitude. Its understanding is important both to map out …
Colliding heavy nuclei take multiple identities on the path to fusion
The properties of superheavy elements probe extremes of physics and chemistry. They are
synthesised at accelerator laboratories using nuclear fusion, where two atomic nuclei …
synthesised at accelerator laboratories using nuclear fusion, where two atomic nuclei …
Multi-modal mass-asymmetric fission of 178Pt from simultaneous mass-kinetic energy fitting
The observation of mass-asymmetric fission in neutron-deficient 180 Hg dramatically
expanded the region of mass-asymmetric fission found across the nuclide chart, and has led …
expanded the region of mass-asymmetric fission found across the nuclide chart, and has led …
Fusion-fission analysis of and nuclear reactions across the Coulomb barrier
By using the symmetric-asymmetric Gaussian barrier distribution (SAGBD) model, Wong
formula, and coupled channel approach, heavy ion fusion dynamics is investigated for C …
formula, and coupled channel approach, heavy ion fusion dynamics is investigated for C …
Search for possible fission modes at high excitation energies in
T Banerjee, EM Kozulin, NT Burtebayev, KB Gikal… - Physical Review C, 2022 - APS
Background: Shell effects have been found to influence both the compound nuclear fission
(CNF) and quasifission processes. Besides quasifission processes, which fission modes …
(CNF) and quasifission processes. Besides quasifission processes, which fission modes …
Fusion studies in reactions at energies below and near the Coulomb barrier
Background: The coupled-channels model has been highly successful in interpreting
experimental subbarrier fusion. The statistical model framework has traditionally been used …
experimental subbarrier fusion. The statistical model framework has traditionally been used …
Contributions of quasifission and fusion-fission in the reaction at 145 MeV laboratory beam energy using the Boltzmann-Uehling-Uhlenbeck model
Y Feng, Y Huang, E Xiao, X Lei, L Zhu, J Su - Physical Review C, 2023 - APS
Background: Understanding the mechanism of the quasifission reaction is important,
because it is an essential competitor to the fusion reaction leading to superheavy elements …
because it is an essential competitor to the fusion reaction leading to superheavy elements …
Energy dissipation and suppression of capture cross sections in heavy ion reactions
Background: At energies above the capture barrier, coupled-channels (CC) calculations with
a standard nuclear potential diffuseness (0.65 fm) increasingly overestimate experimental …
a standard nuclear potential diffuseness (0.65 fm) increasingly overestimate experimental …
[HTML][HTML] New signature of non-equilibrium fission from pre-scission α-particle emission
YK Gupta, GK Prajapati, BV John, BN Joshi, LS Danu… - Physics Letters B, 2022 - Elsevier
The pre-scission α-particle multiplicity (α pre), measured in 16 O (96 MeV)+ 232 Th reaction,
is observed to be significantly lower than the global trend reported earlier. Statistical model …
is observed to be significantly lower than the global trend reported earlier. Statistical model …
Experimental evidence of shell effects in slow quasifission
A Pal, S Santra, PC Rout, A Kundu, D Chattopadhyay… - Physical Review C, 2024 - APS
Mass distributions of fission fragments arising from the slow quasifission (SQF) process,
derived by comparing the measured data with theory for several reactions, show distinct …
derived by comparing the measured data with theory for several reactions, show distinct …