Heavy-ion collisions and fission dynamics with the time-dependent Hartree–Fock theory and its extensions

C Simenel, AS Umar - Progress in Particle and Nuclear Physics, 2018 - Elsevier
Microscopic methods and tools to describe nuclear dynamics have considerably been
improved in the past few years. They are based on the time-dependent Hartree–Fock …

Nuclear quantum many-body dynamics: From collective vibrations to heavy-ion collisions

C Simenel - The European Physical Journal A, 2012 - Springer
A summary of recent researches on nuclear dynamics with realistic microscopic quantum
approaches is presented. The Balian-Vénéroni variational principle is used to derive the …

TDHF theory and its extensions for the multinucleon transfer reaction: a mini review

K Sekizawa - Frontiers in Physics, 2019 - frontiersin.org
Time-dependent Hartree-Fock (TDHF) theory has been a powerful tool in describing a
variety of complex nuclear dynamics microscopically without empirical parameters. In this …

Mapping quasifission characteristics and timescales in heavy element formation reactions

R du Rietz, E Williams, DJ Hinde, M Dasgupta… - Physical Review C …, 2013 - APS
Background: The formation of superheavy elements by fusion of two massive nuclei is
severely inhibited by the competing quasifission process. Purpose: Through extensive mass …

Interplay between quantum shells and orientation in quasifission

A Wakhle, C Simenel, DJ Hinde, M Dasgupta… - Physical Review Letters, 2014 - APS
The quasifission mechanism hinders fusion in heavy systems through breakup within
zeptoseconds into two fragments with partial mass equilibration. Its dependence on the …

[HTML][HTML] Fusion and fission of heavy and superheavy nuclei (experiment)

MG Itkis, E Vardaci, IM Itkis, GN Knyazheva… - Nuclear Physics A, 2015 - Elsevier
The scope of this review is to summarize the main advancements in the search of signatures
of the compound nucleus fission and quasifission processes in heavy and superheavy …

Fusion and quasifission dynamics in the reactions and using a time-dependent Hartree-Fock approach

AS Umar, VE Oberacker, C Simenel - Physical Review C, 2016 - APS
Background: Synthesis of superheavy elements (SHEs) with fusion-evaporation reactions is
strongly hindered by the quasifission (QF) mechanism which prevents the formation of an …

Experimental studies of the competition between fusion and quasifission in the formation of heavy and superheavy nuclei

DJ Hinde, M Dasgupta, EC Simpson - Progress in Particle and Nuclear …, 2021 - Elsevier
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 …

Dissipative dynamics in quasifission

VE Oberacker, AS Umar, C Simenel - Physical Review C, 2014 - APS
Quasifission is the primary reaction mechanism that prevents the formation of superheavy
elements in heavy-ion fusion experiments. Employing the time-dependent density functional …

Timescales of quantum equilibration, dissipation and fluctuation in nuclear collisions

C Simenel, K Godbey, AS Umar - Physical Review Letters, 2020 - APS
Understanding the dynamics of equilibration processes in quantum systems as well as their
interplay with dissipation and fluctuation is a major challenge in quantum many-body theory …