NSR Query Results

Output year order : Descending
Format : Normal

NSR database version of April 11, 2024.

Search: Author = F.Lechaftois

Found 5 matches.

Back to query form

2016GO28      Phys.Rev. C 94, 044306 (2016)

S.Goriely, S.Hilaire, S.Peru, M.Martini, I.Deloncle, F.Lechaftois

Gogny-Hartree-Fock-Bogolyubov plus quasiparticle random-phase approximation predictions of the M1 strength function and its impact on radiative neutron capture cross section

NUCLEAR STRUCTURE ^{58,62,66,70,74,78,80,82,84}Ni, ^{120,124,128,132,136,140,144,148,152,156,160}Sn, ⁹²Zr, ¹⁰⁶Pd, ¹⁹⁸Au, ²⁰⁸Pb, ²³²Th, ²³⁸U, ²⁴⁰Pu; N=6-150, 412 even-even nuclei; calculated B(M1) strengths, centroid M1 energies, integrated B(M1) strengths, M1 photoabsorption σ for ^128,134Xe, B(E1) strengths for ²³²Th and ²³⁸U. A=20-250; calculated Γ_γ for E1 and M1 contributions. Large-scale calculations in the framework of axially-symmetric-deformed quasiparticle random phase approximation (QRPA) based on finite-range D1M Gogny force. Comparison with available experimental data. Analyzed impact on radiative neutron capture cross sections.

doi: 10.1103/PhysRevC.94.044306
Citations: PlumX Metrics

2016MA43      Phys.Rev. C 94, 014304 (2016)

M.Martini, S.Peru, S.Hilaire, S.Goriely, F.Lechaftois

Large-scale deformed quasiparticle random-phase approximation calculations of the γ-ray strength function using the Gogny force

NUCLEAR STRUCTURE ³⁴S, ^70,76Ge, ⁹²Zr, ¹²⁰Sn, ¹⁵²Sm, ¹⁵⁸Gd, ¹⁹⁶Pt, ²⁰⁸Pb, ²³⁸U, ²⁴⁰Pu; A=10-250; calculated E1 γ-strength functions, B(E1) distributions in the GDR region. ^{115,120,125,130,135,140,145,150,155}Sn; calculated and comparison E1 strength functions for Sn isotopes obtained with the three prescriptions used to correct the HFB+QRPA model based on D1M force. Self-consistent Hartree-Fock-Bogoliubov (HFB) plus axially symmetric deformed quasiparticle random-phase approximation (QRPA) calculations based on finite-range Gogny interactions D1S and D1M. Comparison with experimental photoabsorption data. Discussed predictions of γ-ray strength functions and Maxwellian-averaged neutron capture rates for Sn isotopes.

NUCLEAR REACTIONS ²⁸Si, ⁶⁰Ni, ^70,74Ge, ^76,80Se, ^90,94Zr, ^90,98Mo, ^116,119,120Sn, ^124,128Te, ¹³⁸Ba, ¹⁴²Ce, ^144,148Nd, ^144,150,154Sm, ¹⁵⁸Gd, ¹⁷⁴Yb, ¹⁸¹Ta, ¹⁹⁰Os, ²⁰⁶Pb, ²³²Th, ^236,238U, ²³⁹Pu(γ, X), E*=5-30 MeV; calculated σ and compared with experimental data near the GDR. Self-consistent Hartree-Fock-Bogoliubov (HFB) plus axially symmetric deformed quasiparticle random-phase approximation (QRPA) calculations based on finite-range Gogny interactions D1S and D1M.

doi: 10.1103/PhysRevC.94.014304
Citations: PlumX Metrics

2015CO03      Phys.Lett. B 743, 451 (2015)

A.Corsi, S.Boissinot, A.Obertelli, P.Doornenbal, M.Dupuis, F.Lechaftois, M.Matsushita, S.Peru, S.Takeuchi, H.Wang, N.Aoi, H.Baba, P.Bednarczyk, M.Ciemala, A.Gillibert, T.Isobe, A.Jungclaus, V.Lapoux, J.Lee, M.Martini, K.Matsui, T.Motobayashi, D.Nishimura, S.Ota, E.Pollacco, H.Sakurai, C.Santamaria, Y.Shiga, D.Sohler, D.Steppenbeck, R.Taniuchi

Neutron-driven collectivity in light tin isotopes: Proton inelastic scattering from ¹⁰⁴Sn

NUCLEAR REACTIONS ¹H(¹⁰⁴Sn, ¹⁰⁴Sn'), E=150 MeV/nucleon; measured reaction products, Eγ, Iγ. ¹⁰⁴Sn; deduced σ(θ), energy levels, J, π. QRPA with the D1M Gogny interaction calculations.

doi: 10.1016/j.physletb.2015.03.018
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

2015DU16      Eur.Phys.J. A 51, 168 (2015)

M.Dupuis, E.Bauge, S.Hilaire, F.Lechaftois, S.Peru, N.Pillet, C.Robin

Progress in microscopic direct reaction modeling of nucleon induced reactions

doi: 10.1140/epja/i2015-15168-x
Citations: PlumX Metrics

2015LE10      Phys.Rev. C 92, 034315 (2015)

F.Lechaftois, I.Deloncle, S.Peru

Introduction of a valence space in quasiparticle random-phase approximation: Impact on vibrational mass parameters and spectroscopic properties

NUCLEAR STRUCTURE ^{100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134,136,138,140,142,144}Sn; calculated Bohr Hamiltonian vibrational mass parameters and their convergence scheme, energies of first 2+ and 3- states, B(E2), B(E3). Hartree-Fock-Bogoliubov+quasiparticle random-phase approximation (QRPA) framework with Gogny D1M interaction and using two restrictions: Tamm-Dancoff approximation and the insertion of a valence space.

doi: 10.1103/PhysRevC.92.034315
Citations: PlumX Metrics