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Search: Author = G.Hupin

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2023CA18      Eur.Phys.J. A 59, 259 (2023)

J.Carbonell, G.Hupin, S.Wycech

Comparison of N-bar N optical models

doi: 10.1140/epja/s10050-023-01161-x
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2023KR09      Phys.Lett. B 845, 138156 (2023)

K.Kravvaris, P.Navratil, S.Quaglioni, C.Hebborn, G.Hupin

Ab initio informed evaluation of the radiative capture of protons on 7Be

NUCLEAR REACTIONS 7Be(p, γ), E(cm)<10 MeV; analyzed available data; deduced eigenphase shifts, S-factors using a set of first-principle (or, ab initio) calculations to provide an independent prediction of the low-energy S-factor with quantified uncertainties.

doi: 10.1016/j.physletb.2023.138156
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2022AT02      Phys.Rev. C 105, 054316 (2022)

M.C.Atkinson, P.Navratil, G.Hupin, K.Kravvaris, S.Quaglioni

Ab initio calculation of the β decay from 11Be to a 10Be + p resonance

RADIOACTIVITY 11Be(β-p); calculated β-delayed proton emission branching ratio, Gamow-teller transitions strength. Ab-initio no-core shell model with continuum (NCSMC). Comparison to experimental data.

NUCLEAR STRUCTURE 11Be, 11B; calculated levels, J, π, diagonal phase and eigenphase shifts in 10Be+p system, spectroscopic factors, resonances. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.054316
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2022AU03      Eur.Phys.J. A 58, 88 (2022)

T.Aumann, W.Bartmann, O.Boine-Frankenheim, A.Bouvard, A.Broche, F.Butin, D.Calvet, J.Carbonell, P.Chiggiato, H.De Gersem, R.De Oliveira, T.Dobers, F.Ehm, J.Ferreira Somoza, J.Fischer, M.Fraser, E.Friedrich, A.Frotscher, M.Gomez-Ramos, J.-L.Grenard, A.Hobl, G.Hupin, A.Husson, P.Indelicato, K.Johnston, C.Klink, Y.Kubota, R.Lazauskas, S.Malbrunot-Ettenauer, N.Marsic, W.F.O Muller, S.Naimi, N.Nakatsuka, R.Necca, D.Neidherr, G.Neyens, A.Obertelli, Y.Ono, S.Pasinelli, N.Paul, E.C.Pollacco, D.Rossi, H.Scheit, M.Schlaich, A.Schmidt, L.Schweikhard, R.Seki, S.Sels, E.Siesling, T.Uesaka, M.Vilen, M.Wada, F.Wienholtz, S.Wycech, S.Zacarias

PUMA, antiProton unstable matter annihilation

doi: 10.1140/epja/s10050-022-00713-x
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2022HE12      Phys.Rev.Lett. 129, 042503 (2022)

C.Hebborn, G.Hupin, K.Kravvaris, S.Quaglioni, P.Navratil, P.Gysbers

Ab Initio Prediction of the 4He(d, γ)6Li Big Bang Radiative Capture

NUCLEAR REACTIONS 4He(d, γ)6Li, E<1 MeV; calculated S-factor, thermonuclear reaction rates, ground-state properties. The ab initio no-core shell model with continuum. Comparison with available data.

doi: 10.1103/PhysRevLett.129.042503
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2021CH45      Phys.Rev. C 104, 024325 (2021)

R.J.Charity, T.B.Webb, J.M.Elson, D.E.M.Hoff, C.D.Pruitt, L.G.Sobotka, P.Navratil, G.Hupin, K.Kravvaris, S.Quaglioni, K.W.Brown, G.Cerizza, J.Estee, W.G.Lynch, J.Manfredi, P.Morfouace, C.Santamaria, S.Sweany, M.B.Tsang, T.Tsang, K.Zhu, S.A.Kuvin, D.McNeel, J.Smith, A.H.Wuosmaa, Z.Chajecki

Using spin alignment of inelastically excited nuclei in fast beams to assign spins: The spectroscopy of 13O as a test case

NUCLEAR REACTIONS 9Be(13O, 13O'), E=69.5 MeV/nucleon, [secondary 13O beam from 9Be(16O, X), E=150 MeV/nucleon primary reaction, followed by separation of fragments using A1900 fragment separator at NSCL-MSU facility]; measured charged particles, angular distribution of protons in 1p- and 2p-decays of the excited states of 13O using High Resolution Array (HiRA) of 14 ΔE-E (Si-CsI(Tl)) telescopes; deduced invariant-mass distributions of the p+12N and 2p+11C events from the decay of 13O excited states. 13O; deduced levels, resonances, J, π, Γ, E(p), possibly rotational bands built on deformed cluster configurations predicted by antisymmetrized molecular dynamics (AMD) calculations. Comparison of p(θ) data with DWBA using FRESCO code, and level structure of 13O with ab initio no-core shell model with continuum (NCSMC), and with the structure of 13B mirror nucleus.

doi: 10.1103/PhysRevC.104.024325
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2021MC03      Phys.Rev. C 103, 035801 (2021)

C.McCracken, P.Navratil, A.McCoy, S.Quaglioni, G.Hupin

Microscopic investigation of the 8Li(n, γ)9Li reaction

NUCLEAR STRUCTURE 8,9Li; calculated ground-state energies, levels, J, π, quadrupole and magnetic moments, B(M1). 9Li; calculated energies of bound-states and low-lying resonances with respect to the 8Li+n threshold, 8Li+n eignestates and eigenphase shifts, 3/2- g.s. cluster form factors and asymptotic normalization coefficients (ANCs). No-core shell model with continuum (NCSMC) with chiral nucleon-nucleon and three-nucleon interactions. Comparison with experimental data.

NUCLEAR REACTIONS 8Li(n, γ)9Li, E<1.3 MeV; calculated capture σ(E) using NCSMC-phenomenological approach, and compared with experimental data from the NSCL-MSU Coulomb-dissociation experiment reported by 1998Ze01. 8Li(n, γ)9Li, T9=0.01-5; calculated astrophysical reaction rates from capture cross sections using NCSMC-phenomenological approach.

doi: 10.1103/PhysRevC.103.035801
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2019BO10      Phys.Rev. C 100, 024617 (2019)

A.Bonaccorso, F.Cappuzzello, D.Carbone, M.Cavallaro, G.Hupin, P.Navratil, S.Quaglioni

Application of an ab initio S matrix to data analysis of transfer reactions to the continuum populating 11Be

NUCLEAR REACTIONS 9Be(18O, 16O)11Be, E=84 MeV; measured reaction products, 16O ejectiles; deduced differential cross section. Results compared to an ab initio no-core shell model calculation for continuum states. 11Be; deduced levels, wave functions of the n+10Be system. Experiment performed at the Tandem Van de Graaff facility of the Istituto Nazionale di Fisica Nucleare Laboratori Nazionali el Sud, Italy, using MAGNEX magnetic spectrometer to momentum analyze 16O particles.

doi: 10.1103/PhysRevC.100.024617
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2019VO06      Phys.Rev. C 100, 024304 (2019)

M.Vorabbi, P.Navratil, S.Quaglioni, G.Hupin

7Be and 7Li nuclei within the no-core shell model with continuum

NUCLEAR STRUCTURE 7Be, 7Li; calculated levels, resonances, J, π, cluster form factors of ground states, widths, phase shifts of 3He+4He and 6Li+p scattering for 7Be, and 3H+4He, 6Li+n, and 6He+p for 7Li. No-core shell model with continuum. Comparison with experimental data. Relevance to primordial nucleosynthesis, nuclear astrophysics, and fusion energy generation.

doi: 10.1103/PhysRevC.100.024304
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2018QU02      Phys.Rev. C 97, 034332 (2018)

S.Quaglioni, C.Romero-Redondo, P.Navratil, G.Hupin

Three-cluster dynamics within the ab initio no-core shell model with continuum: How many-body correlations and α clustering shape 6He

NUCLEAR STRUCTURE 6He; calculated ground-state energy, levels, J, π, matter and point-proton radii, S(2n); analyzed role of 4He+n+n clustering and many-body correlations in the ground and low-lying continuum states of the Borromean 6He nucleus. 4He; calculated ground-state energy, matter and point-proton radii. Extended ab initio no-core shell model (NCSM) with SRG-N3LONN potential to include bound and continuum nuclear systems in the proximity of a three-body breakup threshold. Comparison with available experimental data.

doi: 10.1103/PhysRevC.97.034332
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2018VO02      Phys.Rev. C 97, 034314 (2018)

M.Vorabbi, A.Calci, P.Navratil, M.K.G.Kruse, S.Quaglioni, G.Hupin

Structure of the exotic 9He nucleus from the no-core shell model with continuum

NUCLEAR STRUCTURE 9He; calculated n+8He continuum by ab initio no-core shell model with continuum (NCSMC) formalism and chiral nucleon-nucleon interactions at N4LO; deduced unbound character of 9He, and two resonant states, J, π. Comparison with structure of 10Li and 11B. 4,6,8He; calculated ground-state energies by NCSM using the SRG-evolved N4LO nucleon-nucleon potential. Comparison with available experimental data.

doi: 10.1103/PhysRevC.97.034314
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2017KU11      Phys.Rev.Lett. 118, 262502 (2017)

A.Kumar, R.Kanungo, A.Calci, P.Navratil, A.Sanetullaev, M.Alcorta, V.Bildstein, G.Christian, B.Davids, J.Dohet-Eraly, J.Fallis, A.T.Gallant, G.Hackman, B.Hadinia, G.Hupin, S.Ishimoto, R.Krucken, A.T.Laffoley, J.Lighthall, D.Miller, S.Quaglioni, J.S.Randhawa, E.T.Rand, A.Rojas, R.Roth, A.Shotter, J.Tanaka, I.Tanihata, C.Unsworth

Nuclear Force Imprints Revealed on the Elastic Scattering of Protons with 10C

NUCLEAR REACTIONS 10C(p, p), E(cm)=4.15, 4.4 eV; measured reaction products, Ep, Ip; deduced σ(θ). Comparison with ab initio no-core shell model with continuum calculations.

doi: 10.1103/PhysRevLett.118.262502
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2017PI06      Eur.Phys.J. A 53, 49 (2017)

N.Pillet, C.Robin, M.Dupuis, G.Hupin, J.-F.Berger

The self-consistent multiparticle-multihole configuration mixing - Motivations, state of the art and perspectives

doi: 10.1140/epja/i2017-12232-7
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2016CA39      Phys.Rev.Lett. 117, 242501 (2016)

A.Calci, P.Navratil, R.Roth, J.Dohet-Eraly, S.Quaglioni, G.Hupin

Can Ab Initio Theory Explain the Phenomenon of Parity Inversion in 11Be?

NUCLEAR STRUCTURE 11Be; calculated J, π, B(E1). Comparison with experimental data.

doi: 10.1103/PhysRevLett.117.242501
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2016DO04      Phys.Lett. B 757, 430 (2016)

J.Dohet-Eraly, P.Navratil, S.Quaglioni, W.Horiuchi, G.Hupin, F.Raimondi

3He(α, γ)7Be and 3H(α, γ)7Li astrophysical S factors from the no-core shell model with continuum

NUCLEAR REACTIONS 3He, 3H(α, γ), E<4 MeV; calculated S-factors, σ using no-core shell model. Comparison with available data.

doi: 10.1016/j.physletb.2016.04.021
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2016NA12      Phys.Scr. 91, 053002 (2016)

P.Navratil, S.Quaglioni, G.Hupin, C.Romero-Redondo, A.Calci

Unified ab initio approaches to nuclear structure and reactions

NUCLEAR REACTIONS 7Be(p, γ), 3H(d, n), E<20 MeV; calculated S-factors, elastic phase shifts, σ.

doi: 10.1088/0031-8949/91/5/053002
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2016RA17      Phys.Rev. C 93, 054606 (2016)

F.Raimondi, G.Hupin, P.Navratil, S.Quaglioni

Deuteron-induced nucleon transfer reactions within an ab initio framework: First application to p-shell nuclei

NUCLEAR REACTIONS 7Li(d, d), E=0.6-1.8 MeV; 7Li(d, p), E=0.25-2.5 MeV; calculated differential and integrated σ(E), eigenphase shifts, resonant phase shifts, contribution of dominant partial waves. Ab initio method using no-core shell model (NCS) and microscopic-cluster states in the framework of resonating group method (RGM). Comparison with experimental cross section data. Relevance to formation of nuclei in primordial and stellar nucleosynthesis.

NUCLEAR STRUCTURE 7,8Li, 9Be; calculated levels, J, π. 2H; calculated ground-state and pseudostate energies. No-core shell model (NCS) approach. Comparison with experimental data.

doi: 10.1103/PhysRevC.93.054606
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2016RO27      Phys.Rev.Lett. 117, 222501 (2016)

C.Romero-Redondo, S.Quaglioni, P.Navratil, G.Hupin

How Many-Body Correlations and α Clustering Shape 6He

NUCLEAR STRUCTURE 6He; analyzed available data; calculated g.s. energies, charge and matter radii, two-neutron separation energies.

doi: 10.1103/PhysRevLett.117.222501
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2015HU04      Phys.Rev.Lett. 114, 212502 (2015)

G.Hupin, S.Quaglioni, P.Navratil

Unified Description of 6Li Structure and Deuterium-4He Dynamics with Chiral Two- and Three-Nucleon Forces

NUCLEAR STRUCTURE 6Li; calculated energy levels, J, π, ground-state properties. No core shell model calculations.

NUCLEAR REACTIONS 2H(α, d), 4He(d, d), E < 10 MeV; calculated σ(θ). Comparison with experimental data, a unified ab initio description.

doi: 10.1103/PhysRevLett.114.212502
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2015LA04      Phys.Rev. C 91, 021301 (2015)

J.Langhammer, P.Navratil, S.Quaglioni, G.Hupin, A.Calci, R.Roth

Continuum and three-nucleon force effects on 9Be energy levels

NUCLEAR STRUCTURE 9Be; calculated n-8Be phase shifts and eigenphase shifts for negative parity, levels, J, π relative to the n-8Be threshold. Calculations based on ab initio no-core shell model with continuum to include three-nucleon (3N) interactions.

doi: 10.1103/PhysRevC.91.021301
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2014HU17      Few-Body Systems 55, 1013 (2014)

G.Hupin, S.Quaglioni, J.Langhammer, P.Navratil, A.Calci, R.Roth

Progress on Light-Ion Fusion Reactions with Three-Nucleon Forces

NUCLEAR REACTIONS 4He(n, n), E<16 MeV; calculated σ(θ), phase shifts. Comparison with available data.

doi: 10.1007/s00601-013-0800-4
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2014HU21      Phys.Rev. C 90, 061601 (2014)

G.Hupin, S.Quaglioni, P.Navratil

Predictive theory for elastic scattering and recoil of protons from 4He

NUCLEAR REACTIONS 4He(p, p), E<12 MeV; calculated p-4He phase shifts; σ(θ, E), centroids and widths of 3/2- and 1/2- resonances in 5Li. Comparison with several experimental results. Method involved solving the Schrodinger equation for five nucleons interacting through two and three-nucleon forces within the framework of chiral effective field theory. Relevance to ion-beam analysis of surface layers of solids, thin films, and fusion-reactor materials.

doi: 10.1103/PhysRevC.90.061601
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2014RO11      Phys.Rev.Lett. 113, 032503 (2014)

C.Romero-Redondo, S.Quaglioni, P.Navratil, G.Hupin

4He+n+n Continuum within an Ab initio Framework

NUCLEAR STRUCTURE 6He; calculated energy levels, J, π, widths, eigenphase shifts. Ab initio theory, three-cluster Schrodinger equation.

doi: 10.1103/PhysRevLett.113.032503
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2014RO23      Few-Body Systems 55, 927 (2014)

C.Romero-Redondo, P.Navratil, S.Quaglioni, G.Hupin

Ab Initio NCSM/RGM for Three-Body Cluster Systems and Application to 4He+n+n

NUCLEAR STRUCTURE 6,4He; calculated ground state energies, diagonal phase shifts for different J, π channels. Comparison with available data.

doi: 10.1007/s00601-014-0876-5
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2013HU10      Phys.Rev. C 88, 054622 (2013)

G.Hupin, J.Langhammer, P.Navratil, S.Quaglioni, A.Calci, R.Roth

Ab initio many-body calculations of nucleon-4He scattering with three-nucleon forces

NUCLEAR REACTIONS 4He(n, n), E=11, 15 MeV; 4He(p, p), E=5.95, 9.89, 7.89, 11.99 MeV; calculated scattering differential σ(E, θ), and analyzing powers. No-core shell model combined with resonating-group method (NCSM/RGM) including three-nucleon (3N) interactions. Algebraic expressions for 3N-force integration kernels. Comparison with experimental data.

doi: 10.1103/PhysRevC.88.054622
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2012HU07      Phys.Rev. C 86, 024309 (2012)

G.Hupin, D.Lacroix

Number-conserving approach to the pairing problem: Application to Kr and Sn isotopic chains

NUCLEAR STRUCTURE 116,132Sn, 72,86Kr; calculated total energy as function of deformation parameter β. Z=36, N=33-68; Z=50, N=50-92; calculated deformation parameter, average nucleon pairing gaps, pairing, mean-field and total energies, S(2n). Symmetry-conserving energy density functional (SC-EDF) approach and BCS calculations. Comparison with experimental data.

doi: 10.1103/PhysRevC.86.024309
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2012HU08      Prog.Theor.Phys.(Kyoto), Suppl. 196, 250 (2012)

G.Hupin, D.Lacroix

On the Application of Symmetry Breaking and Its Restoration to Treat Pairing Correlation in Finite Nuclei

NUCLEAR STRUCTURE 18O, 72,74,76,78Kr; calculated deformation parameter, proton+neutron pairing energy. Energy density functional, comparison with available data.

doi: 10.1143/PTPS.196.250
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2011HU01      Phys.Rev. C 83, 024317 (2011)

G.Hupin, D.Lacroix

Description of pairing correlation in many-body finite systems with density functional theory

doi: 10.1103/PhysRevC.83.024317
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2011HU04      Phys.Rev. C 84, 014309 (2011)

G.Hupin, D.Lacroix, M.Bender

Formulation of functional theory for pairing with particle number restoration

NUCLEAR STRUCTURE 18O; calculated particle number restored deformation energy curve as function of deformation β2 using different interactions. Energy density functional framework.

doi: 10.1103/PhysRevC.84.014309
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2010HU03      Phys.Rev. C 81, 014609 (2010)

G.Hupin, D.Lacroix

Quantum Monte Carlo method applied to non-Markovian barrier transmission

doi: 10.1103/PhysRevC.81.014609
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