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NSR database version of May 23, 2024.

Search: Author = G.Blanchon

Found 19 matches.

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2024MO07      Phys.Rev. C 109, 044611 (2024)

B.Morillon, G.Blanchon, P.Romain, H.F.Arellano

Neutron scattering off spherical nuclei with a global nonlocal dispersive optical model

doi: 10.1103/PhysRevC.109.044611
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2023BE02      Eur.Phys.J. A 59, 51 (2023)

R.N.Bernard, C.Simenel, G.Blanchon

Hartree-Fock-Bogoliubov study of quantum shell effects on the path to fission in 180Hg, 236U and 256Fm

NUCLEAR STRUCTURE 180Hg, 236U, 256Fm; calculated potential energy surfaces, occupation numbers, density distributions of the nuclei on their fission path just before scission; deduced shell effect impacts. Hartree-Fock-Bogoliubov calculations using the D1S parametrisation of the Gogny interaction, Strutinsky shell energy correction and single-particle energy level density near the Fermi surface.

doi: 10.1140/epja/s10050-023-00964-2
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2023HE08      J.Phys.(London) G50, 060501 (2023)

C.Hebborn, F.M.Nunes, G.Potel, W.H.Dickhoff, J.W.Holt, M.C.Atkinson, R.B.Baker, C.Barbieri, G.Blanchon, M.Burrows, R.Capote, P.Danielewicz, M.Dupuis, C.Elster, J.E.Escher, L.Hlophe, A.Idini, H.Jayatissa, B.P.Kay, K.Kravvaris, J.J.Manfredi, A.Mercenne, B.Morillon, G.Perdikakis, C.D.Pruitt, G.H.Sargsyan, I.J.Thompson, M.Vorabbi, T.R.Whitehead

Optical potentials for the rare-isotope beam era

doi: 10.1088/1361-6471/acc348
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2022AR09      Eur.Phys.J. A 58, 119 (2022)

H.F.Arellano, G.Blanchon

On the separability of microscopic optical model potentials and emerging bell-shape Perey-Buck nonlocality

doi: 10.1140/epja/s10050-022-00777-9
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2021AR04      Eur.Phys.J. A 57, 27 (2021)

H.F.Arellano, G.Blanchon

Ultraviolet suppression and nonlocality in optical model potentials for nucleon-nucleus scattering

NUCLEAR REACTIONS 4He, 16O, 40Ca, 90Zr, 208Pb(p, p), E<1 GeV; analyzed available data; deduced σ, momenta using microscopic optical model potentials were constructed in momentum space using Bruckner-Hartree-Fock g matrices based on AV18 and N3LO chiral potentials.

doi: 10.1140/epja/s10050-020-00328-0
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2021BL03      Eur.Phys.J. A 57, 13 (2021)

G.Blanchon, M.Dupuis, H.F.Arellano, R.N.Bernard, B.Morillon, P.Romain

Diving into Raynal's DWBA code

doi: 10.1140/epja/s10050-020-00331-5
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2021NA24      Eur.Phys.J. A 57, 279 (2021)

A.Nasri, M.Dupuis, G.Blanchon, H.F.Arellano, P.Tamagno

Following J. Raynal's DWBA and ECIS codes: coupled channels with microscopic non-local potential

doi: 10.1140/epja/s10050-021-00585-7
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2018AR07      Phys.Rev. C 98, 054616 (2018)

H.F.Arellano, G.Blanchon

Irreducible nonlocality of optical model potentials based on realistic NN interactions

NUCLEAR REACTIONS 40Ca(p, p), (polarized p, p)E=30-800 MeV; calculated real and imaginary s-wave central optical potential in momentum space and coordinate space, nonlocal behaviour of the s-wave, differential σ(θ), Ay(θ), reaction σ(E), and volume integral per nucleon using AV18 and N3LO interactions; deduced nonlocal structure of optical model potentials based on microscopic approaches. Comparison with experimental data.

doi: 10.1103/PhysRevC.98.054616
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2017BL05      Eur.Phys.J. A 53, 88 (2017)

G.Blanchon, M.Dupuis, R.N.Bernard, H.F.Arellano

Asymmetry dependence of Gogny-based optical potential

NUCLEAR REACTIONS 40,48Ca(n, n'), (p, p'), E=0-36 MeV; calculated σ(θ), analyzing power, inelastic σ using potentials generated by NSM (Nuclear Structure Method) with Gogny effective interaction. 40,48Ca(p, p), E=0-36 MeV; calculated σ(θ) using Perey-Buck equivalent potential and NSM.

doi: 10.1140/epja/i2017-12268-7
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2015BL01      Phys.Rev. C 91, 014612 (2015)

G.Blanchon, M.Dupuis, H.F.Arellano, N.Vinh Mau

Microscopic positive-energy potential based on the Gogny interaction

NUCLEAR REACTIONS 40Ca(p, p), E=9.86, 10.37, 13.49, 14.51, 15.97, 18.57, 19.57, 21, 23.5, 25, 26.3, 27.5, 30.3, 40 MeV; 40Ca(n, n), E=2.06, 3.29, 5.3, 5.88, 6.5, 7.91, 9.91, 13.9, 16.9, 19, 21.7, 25.5, 30.3, 40 MeV; 40Ca(polarized p, p), E=14.51, 15.97, 18.57, 40 MeV; 40Ca(polarized n, n), E=9.91, 11, 13.9, 16.9 MeV; analyzed differential σ(E, θ), integral σ(E), and analyzing power Ay(θ, E). Calculation based on Green¬Ěs function formalism in the random-phase approximation with the finite-range Gogny effective interaction, and including effects of intermediate single-particle resonances.

doi: 10.1103/PhysRevC.91.014612
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2015BL08      Eur.Phys.J. A 51, 165 (2015)

G.Blanchon, M.Dupuis, H.F.Arellano

Prospective study on microscopic potential with Gogny interaction

doi: 10.1140/epja/i2015-15165-1
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2010BL08      Phys.Rev. C 82, 034313 (2010)

G.Blanchon, N.Vinh Mau, A.Bonaccorso, M.Dupuis, N.Pillet

Particle-particle random-phase approximation applied to beryllium isotopes

NUCLEAR STRUCTURE 8,10,12,14Be; calculated levels, J, π, pp-RPA amplitudes, E1 strength distribution, S(2n), rms radii. Comparison to experimental data. Particle-particle random-phase approximation (pp-RPA) method using Woods-Saxon potential for the neutron-core interaction and D1S Gogny force for the neutron-neutron interaction.

doi: 10.1103/PhysRevC.82.034313
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2010BL12      J.Phys.:Conf.Ser. 205, 012003 (2010)

G.Blanchon, A.Bonaccorso, D.M.Brink, N.Vinh Mau

10-11Li and 13-14Be studied by projectile fragmentation and pp-RPA

NUCLEAR STRUCTURE 10Li, 13Be; calculated halo nuclei scattering lengths, resonance parameters, 2n separation energies. 12,14Be; calculated halo nuclei radii, 2n separation energies. Time-dependent projectile fragmentation model with core-vibration model of two-neutron halo nuclei. Compared with data.

NUCLEAR REACTIONS 12C(11Li, n9Li), (14Be, n12Be), E=250 MeV/nucleon; calculated σ(E), n-9Li and n-12Be relative energy spectrum using time-dependent projectile fragmentation model with core-vibration model of two-neutron halo nuclei. Compared with data.

doi: 10.1088/1742-6596/205/1/012003
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2010HA04      Phys.Rev. C 81, 021302 (2010)

C.C.Hall, E.M.Lunderberg, P.A.DeYoung, T.Baumann, D.Bazin, G.Blanchon, A.Bonaccorso, B.A.Brown, J.Brown, G.Christian, D.H.Denby, J.Finck, N.Frank, A.Gade, J.Hinnefeld, C.R.Hoffman, B.Luther, S.Mosby, W.A.Peters, A.Spyrou, M.Thoennessen

First observation of excited states in 12Li

NUCLEAR REACTIONS Be(14B, 2p), E=53.4 MeV/nucleon; measured neutron and 11Li spectra from decay of 12Li, and (11Li)n-coin using Modular Neutron Array (MONA). 12Li; deduced levels, J, π. Comparisons with shell model calculations using WBP interaction.

doi: 10.1103/PhysRevC.81.021302
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2010SP02      Phys.Lett. B 683, 129 (2010)

A.Spyrou, T.Baumann, D.Bazin, G.Blanchon, A.Bonaccorso, E.Breitbach, J.Brown, G.Christian, A.DeLine, P.A.DeYoung, J.E.Finck, N.Frank, S.Mosby, W.A.Peters, A.Russel, A.Schiller, M.J.Strongman, M.Thoennessen

First evidence for a virtual 18B ground state

NUCLEAR REACTIONS Be(19C, pX)18B, E=62 MeV/nucleon; Be(17C, pX)16B, E=55 MeV/nucleon; measured decay energy spectra, (fragment)(neutron)-coin using time of flight technique with Modular Neutron Array (MoNA). 16B; deduced ground state energies. 17B; deduced level energies, J, π. 18B; calculated level energies, J, π. Comparison with shell model calculations using WBP interaction and other data. Secondary radioactive beam.

doi: 10.1016/j.physletb.2009.12.016
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2007BL02      Nucl.Phys. A784, 49 (2007)

G.Blanchon, A.Bonaccorso, D.M.Brink, A.Garcia-Camacho, N.Vinh Mau

Unbound exotic nuclei studied by projectile fragmentation

NUCLEAR REACTIONS 12C(11Be, n10Be), E=67 MeV/nucleon; calculated relative energy spectrum.

NUCLEAR STRUCTURE 13,14Be; calculated resonance features in unbound neutron states.

doi: 10.1016/j.nuclphysa.2006.11.033
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2007BL19      Nucl.Phys. A791, 303 (2007)

G.Blanchon, A.Bonaccorso, D.M.Brink, N.Vinh Mau

10Li spectrum from 11Li fragmentation

NUCLEAR REACTIONS 12C(11Li, n)9Li, E=264 MeV/nucleon; calculated σ as function of neutron-9Li relative energy using a projectile fragmentation model.

doi: 10.1016/j.nuclphysa.2007.04.014
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2007GA33      Phys.Rev. C 76, 014607 (2007)

A.Garcia-Camacho, G.Blanchon, A.Bonaccorso, D.M.Brink

All orders proton breakup from exotic nuclei

NUCLEAR REACTIONS C, Pb(8B, p), E=936 MeV/nucleon; calculated single particle cross sections and particle momentum distributions.

doi: 10.1103/PhysRevC.76.014607
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2004BL11      Nucl.Phys. A739, 259 (2004)

G.Blanchon, A.Bonaccorso, N.Vinh Mau

Unbound exotic nuclei studied by transfer to the continuum reactions

NUCLEAR REACTIONS 9Li(d, p), (9Be, 8Be), (13C, 12C), E=2 MeV/nucleon; calculated transition probabilities for neutron transfer to unbound states, final state interaction features.

doi: 10.1016/j.nuclphysa.2004.04.106
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