95 citations · 288 across the 32 of their papers we have counts for
34 papers
The iconic U: ab initio nuclear structure theory towards the limit of the periodic table
A. Scalesi, T. Duguet, V. Somà
The ab initio description of heavy and superheavy nuclei constitutes one of the holy grails of nuclear theory, bearing on the synthesis of the heaviest elements and the limits of n…
Deformed self-consistent Green's function method for atomic nuclei at second and third order in the algebraic diagrammatic construction
A. Scalesi, T. Duguet, V. Somà
The description of atomic nuclei from first principles constitutes one of the central goals of nuclear theory. Polynomial-scaling expansion methods have extended \textit{ab initio}…
Ab initio anatomy of quadrupole correlations in O and Ne
Chenrong Ding, Benjamin Bally, Stavros Bofos +3
Azimuthal hadronic flow measured in ultra-relativistic ion--ion collisions provides a new means of imaging multipole correlations in the ground state of atomic nuclei. Early interp…
Balancing theory uncertainties in ab initio nuclear structure calculations: Many-body truncation versus finite basis size
L. Zurek, U. Vernik, P. Demol +3
First-principles calculations of atomic nuclei are necessarily incomplete as the Schrödinger equation is solved using approximate methods and due to the finite dimension of the emp…
Algebraic Diagrammatic Construction of the Multichannel Dyson Equation
Thibault Demartini, J. Arjan Berger, Guillaume Blanchon +4
The multichannel Dyson equation (MCDE) was recently introduced as a new approximation scheme to compute the one-body Green function in many-body systems, as reported by Riva et al.…
Quantum effects in the quadrupole rotor picture of ultra-relativistic ion-ion collisions
Stavros Bofos, Yi Li, Chenrong Ding +4
The azimuthal hadronic flow observed in ultra-relativistic ion-ion collisions provides a sensitive probe of many-body ground-state correlations in the colliding nuclei. In particul…
Imaging two-body correlations in atomic nuclei via low- and high-energy processes
Stavros Bofos, Benjamin Bally, Thomas Duguet +1
Characterizing the correlated behavior of nucleons inside atomic nuclei constitutes a long-standing challenge, both experimentally and theoretically. It has recently been understoo…
Topical issue on the intersection of low-energy nuclear structure and high-energy nuclear collisions
T. Duguet, G. Giacalone, V. Somà +1
High-energy heavy-ion physics and low-energy nuclear structure physics have historically been disconnected fields. The hydrodynamic description of the quark-gluon plasma (QGP) requ…
M1 dipole strength from projected generator coordinate method calculations in the sd-shell valence space
Stavros Bofos, Jaime Martínez-Larraz, Benjamin Bally +4
The low-energy enhancement observed in the deexcitation -ray strength functions, attributed to magnetic dipole (M1) radiations, has spurred theoretical efforts to improve on its…
Extremely large oblate deformation of the first excited state in C: a new challenge to modern nuclear theory
C. Ngwetsheni, J. N. Orce, P. Navrátil +14
A Coulomb-excitation study of the high-lying first excited state at 4.439 MeV in the nucleus C has been carried out using the Pb(C,C)Pb…
Revealing the harmonic structure of nuclear two-body correlations in high-energy heavy-ion collisions
Thomas Duguet, Giuliano Giacalone, Sangyong Jeon +1
Smashing nuclei at ultrarelativistic speeds and analyzing the momentum distribution of outgoing debris provides a powerful method to probe the many-body properties of the incoming…
Refined topology of the N = 20 island of inversion with high precision mass measurements of Na and Mg
E. M. Lykiardopoulou, C. Walls, J. Bergmann +30
Mass measurements of Na and Mg using the TITAN MR-TOF-MS at TRIUMF's ISAC facility are presented, with the uncertainty of the Na mass reduced by over two…
Recent advances in coupled cluster computations of open-shell atomic nuclei
Francesco Marino, Francesca Bonaiti, Sonia Bacca +5
In this contribution, we report on recent progress in coupled-cluster simulations of open-shell atomic nuclei using interactions consistently derived from chiral effective field th…
Mean-field approximation on steroids: exact description of the deuteron
B. Bally, A. Scalesi, V. Somà +2
The present article demonstrates that the deuteron, i.e. the lightest bound nuclear system made of a single proton and a single neutron, can be accurately described within a mean-f…
Dimensionality reduction through tensor factorization : application to \textit{ab initio} nuclear physics calculations
Mikael Frosini, Thomas Duguet, Pierre Tamagno +1
The construction of predictive models of atomic nuclei from first principles is a challenging (yet necessary) task towards the systematic generation of theoretical predictions (and…
Deformed natural orbitals for ab initio calculations
Alberto Scalesi, Thomas Duguet, Mikael Frosini +1
The rapid development of ab initio nuclear structure methods towards doubly open-shell nuclei, heavy nuclei and greater accuracy occurs at the price of evermore increased computati…
Ab initio Bogoliubov many-body perturbation theory: closed-form constraint on the average particle number
Pepijn Demol, Thomas Duguet, Alexander Tichai
Bogoliubov many-body perturbation theory (BMBPT) relying on the breaking of U(1) global gauge symmetry has been recently formulated and applied to extend the applicability of stand…
Ab initio description of monopole resonances in light- and medium-mass nuclei: IV. Angular momentum projection and rotation-vibration coupling
Andrea Porro, Thomas Duguet, Jean-Paul Ebran +3
Giant Resonances are, with nuclear rotations, the most evident expression of collectivity in finite nuclei. These two categories of excitations, however, are traditionally describe…
Impact of correlations on nuclear binding energies
Alberto Scalesi, Thomas Duguet, Pepijn Demol +3
A strong effort will be dedicated in the coming years to extend the reach of ab initio nuclear-structure calculations to heavy doubly open-shell nuclei. In order to do so, the most…
Anisotropic flow in fixed-target Pb+Ne collisions as a probe of quark-gluon plasma
Giuliano Giacalone, Wenbin Zhao, Benjamin Bally +19
The System for Measuring Overlap with Gas (SMOG2) at the LHCb detector enables the study of fixed-target ion-ion collisions at relativistic energies ( GeV…
Ab initio description of monopole resonances in light- and medium-mass nuclei: III. Moments evaluation in ab initio PGCM calculations
Andrea Porro, Thomas Duguet, Jean-Paul Ebran +3
The paper is the third of a series dedicated to the ab initio description of monopole giant resonances in mid-mass closed- and open-shell nuclei via the so-called projected generat…
Tensor factorization in ab initio many-body calculations: Triaxially-deformed (B) MBPT calculations in large bases
M. Frosini, T. Duguet, P. Tamagno
Whether for fundamental studies or nuclear data evaluations, first-principle calculations of atomic nuclei constitute the path forward. Today, performing \textit{ab initio} calcula…
Ab initio description of monopole resonances in light- and medium-mass nuclei: II. Ab initio PGCM calculations in Ti, Si and Mg
Andrea Porro, Thomas Duguet, Jean-Paul Ebran +3
Giant resonances (GRs) are a striking manifestation of collective motions in atomic nuclei. The present paper is the second in a series of four dedicated to the use of the projecte…
The unexpected uses of a bowling pin: exploiting Ne isotopes for precision characterizations of collectivity in small systems
Giuliano Giacalone, Benjamin Bally, Govert Nijs +16
Whether or not femto-scale droplets of quark-gluon plasma (QGP) are formed in so-called small systems at high-energy colliders is a pressing question in the phenomenology of the st…