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Search: Author = A.Bonaccorso

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2023MO24      Phys.Rev. C 108, 044609 (2023)

I.Moumene, A.Bonaccorso

Optical potentials and nuclear reaction cross sections for n-12C and N-12C scattering

doi: 10.1103/PhysRevC.108.044609
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2022GI04      Phys.Rev. C 105, 044321 (2022)

S.A.Gillespie, K.W.Brown, R.J.Charity, L.G.Sobotka, A.K.Anthony, J.Barney, A.Bonaccorso, B.A.Brown, J.Crosby, D.Dell'Aquila, J.Elson, J.Estee, A.Gade, M.Ghazali, G.Jhang, Y.Jin, B.Longfellow, W.G.Lynch, J.Pereira, M.Spieker, S.Sweany, F.C.E.Teh, A.Thomas, M.B.Tsang, C.Y.Tsang, D.Weisshaar, H.Y.Wu, K.Zhu

Proton decay spectroscopy of 28S and 30Cl

NUCLEAR REACTIONS 9Be(29S, n), (31Ar, p), E=150 MeV/nucleon; measured reaction products, Ep, Ip, Eγ, Iγ, (particle)p-coin, pγ-coin; deduced invariant mass, momentum distribution. Setup consisting of S800 spectrograph, Si-CsI(Tl) DSSD array of 128 concentric rings and 128 annular sectors, CAESAR CsI(Na) photon detection array, BC-400-type scintillation fiber detector at A1900 fragment separator (NSCL).

RADIOACTIVITY 28S(p), (2p) [from 9Be(29S, n), E=150 MeV/nucleon]; 30Cl(p), (2p) [from 9Be(29S, n), E=150 MeV/nucleon]; measured Ep, Ip, Eγ, Iγ, pγ-coin; deduced total decay kinetic energy, decay energy spectrum. 30Cl; deduced levels, J, π, S(p). 28S; deduced levels, J, π, spectroscopic factors. Comparison to previous experimental results and shell model calculations.

doi: 10.1103/PhysRevC.105.044321
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2021AU02      Prog.Part.Nucl.Phys. 118, 103847 (2021)

T.Aumann, C.Barbieri, D.Bazin, C.A.Bertulani, A.Bonaccorso, W.H.Dickhoff, A.Gade, M.Gomez-Ramos, B.P.Kay, A.M.Moro, T.Nakamura, A.Obertelli, K.Ogata, S.Paschalis, T.Uesaka

Quenching of single-particle strength from direct reactions with stable and rare-isotope beams

doi: 10.1016/j.ppnp.2021.103847
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2021BO15      Eur.Phys.J. A 57, 171 (2021)

A.Bonaccorso, D.M.Brink

Models of breakup: a final state interaction problem

doi: 10.1140/epja/s10050-021-00448-1
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2021MO03      Nucl.Phys. A1006, 122109 (2021)

I.Moumene, A.Bonaccorso

Localization of peripheral reactions and sensitivity to the imaginary potential

NUCLEAR REACTIONS 9Be(5Li, X), (6Be, X), (8C, X), (9Be, X), (9C, X), (12N, X), (12O, X), (13O, X), (14C, X), (15C, X), (17Ne, X), (23Si, X), (27S, X), (31Ar, X), (31S, X), (32Cl, X), (33Ar, X), (33Si, X), (35Ca, X), (45Ar, X), (56Ni, X), E=40-100 MeV/nucleon; analyzed available data; deduced σ, potential parameters.

doi: 10.1016/j.nuclphysa.2020.122109
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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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2018BO13      Prog.Part.Nucl.Phys. 101, 1 (2018)


Direct reaction theories for exotic nuclei: An introduction via semi-classical methods

doi: 10.1016/j.ppnp.2018.01.005
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2018BO19      Eur.Phys.J. A 54, 152 (2018)

A.Bonaccorso, D.M.Brink

On the eikonal approach to nuclear diffraction dissociation

doi: 10.1140/epja/i2018-12599-9
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2016BO13      Few-Body Systems 57, 331 (2016)

A.Bonaccorso, F.Carstoiu, R.J.Charity, R.Kumar, G.Salvioni

Differences Between a Single- and a Double-Folding Nucleus-9Be Optical Potential

NUCLEAR REACTIONS 9Be(8B, X), (8Li, X), (8C, X), E=100 MeV; analyzed available data; deduced neutron-, and nucleus-9Be imaginary potentials, energy dependent strong absorption radii and total reaction σ. Comparison with experimental values.

doi: 10.1007/s00601-016-1082-4
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2016BO21      Phys.Rev. C 94, 034604 (2016)

A.Bonaccorso, F.Carstoiu, R.J.Charity

Imaginary part of the 9C-9Be single-folded optical potential

NUCLEAR REACTIONS 9Be(9C, X), E=20, 38, 65, 83 MeV/nucleon; calculated nucleus-nucleus imaginary potentials for scattering of exotic light nuclei, the corresponding S matrices and total reaction σ(E) using a single-folding model where nucleus - 9Be target potential taken from a phenomenological fit to data over a large range of energies, and projectile densities from a series of microscopic calculations.

doi: 10.1103/PhysRevC.94.034604
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2014BO02      Phys.Rev. C 89, 024619 (2014)

A.Bonaccorso, R.J.Charity

Optical potential for the n-9Be reaction

NUCLEAR REACTIONS 9Be(n, n), (n, X), E=0.1-200 MeV; analyzed elastic, and reaction σ(E), σ(E, θ), neutron knockout cross sections by two parameterization of the optical-model potential: phenomenological used in earlier studies, and dispersive optical model (DOM). Comparison of the two approaches with experimental data.

doi: 10.1103/PhysRevC.89.024619
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2014BO10      Acta Phys.Pol. B45, 397 (2014)


Direct Reaction Mechanisms for Exotic Nuclei

NUCLEAR REACTIONS 9Be(14O, n), (14O, p), E=53 MeV/nucleon; calculated σ. Comparison with available data.

doi: 10.5506/APhysPolB.45.397
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2014CA11      Acta Phys.Pol. B45, 431 (2014)

D.Carbone, A.Bonaccorso, C.Agodi, M.Bondi, F.Cappuzzello, M.Cavallaro, A.Cunsolo, M.De Napoli, A.Foti, D.Nicolosi, S.Tropea

The Continuum of 11Be Populated by the (18O, 16O) Two-neutron Transfer Reaction

NUCLEAR REACTIONS 9Be(18O, 16O), E=84 MeV; measured reaction products; deduced σ(E).

doi: 10.5506/APhysPolB.45.431
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2014CA25      Bull.Rus.Acad.Sci.Phys. 78, 607 (2014)

D.Carbone, A.Bonaccorso, C.Agodi, M.Bondi, F.Cappuzzello, M.Cavallaro, A.Cunsolo, M.De Napoli, A.Foti, D.Nicolosi, S.Tropea

Transfer to the continuum of 14C via (18O, 16O) reaction

NUCLEAR REACTIONS 12C(18O, 16O), E=84 MeV; measured reaction products; deduced σ(E). Comparison with theoretical calculations.

doi: 10.3103/S1062873814070065
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2014CA45      Phys.Rev. C 90, 064621 (2014)

D.Carbone, M.Bondi, A.Bonaccorso, C.Agodi, F.Cappuzzello, M.Cavallaro, R.J.Charity, A.Cunsolo, M.De Napoli, A.Foti

First application of the n- 9Be optical potential to the study of the 10Be continuum via the (18O, 17O) neutron-transfer reaction

NUCLEAR REACTIONS 9Be(18O, 17O)10Be, E=84 MeV; measured E(17O) spectrum, angular distribution using MAGNEX spectrometer at tandem Van de Graaff facility of INFN-LNS. 10Be; deduced levels, J, π, resonances in the continuum. Breakup calculations describing the n-9Be interaction by means of an optical potential. Semi-classical approximation for the relative ion motion. Comparison between the measured cross section and the calculated using two parameterization of the optical potential.

doi: 10.1103/PhysRevC.90.064621
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0775. Data from this article have been entered in the XUNDL database. For more information, click here.

2014MA85      Phys.Rev.Lett. 113, 182501 (2014)

T.Marchi, G.de Angelis, J.J.Valiente-Dobon, V.M.Bader, T.Baugher, D.Bazin, J.Berryman, A.Bonaccorso, R.Clark, L.Coraggio, H.L.Crawford, M.Doncel, E.Farnea, A.Gade, A.Gadea, A.Gargano, T.Glasmacher, A.Gottardo, F.Gramegna, N.Itaco, P.R.John, R.Kumar, S.M.Lenzi, S.Lunardi, S.McDaniel, C.Michelagnoli, D.Mengoni, V.Modamio, D.R.Napoli, B.Quintana, A.Ratkiewicz, F.Recchia, E.Sahin, R.Stroberg, D.Weisshaar, K.Wimmer, R.Winkler

Quadrupole Transition Strength in the 74Ni Nucleus and Core Polarization Effects in the Neutron-Rich Ni Isotopes

NUCLEAR REACTIONS 197Au(74Ni, 74Ni'), E=95.8 MeV/nucleon; measured reaction products, Eγ, Iγ. 74Ni; deduced energy levels, B(E2). Comparison with shell model calculations.

doi: 10.1103/PhysRevLett.113.182501
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Data from this article have been entered in the XUNDL database. For more information, click here.

2013BO05      Phys.Scr. T152, 014019 (2013)


Reaction mechanisms in the scattering of exotic nuclei

doi: 10.1088/0031-8949/2013/T152/014019
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2012BO15      Phys.Scr. T150, 014008 (2012)


Unbound nuclei studied by projectile fragmentation

NUCLEAR STRUCTURE 12,13,14Be; calculated two-neutron separation energies, rms radii, density distributions, scattering lengths.

NUCLEAR REACTIONS 12C(14Be, X)12Be, E=250 MeV/nucleon; analyzed experimental data. 13Be; deduced σ(E), level ordering. Time-dependent projectile fragmentation model, three-body model of Borromean nuclei, comparison with available data.

doi: 10.1088/0031-8949/2012/T150/014008
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2012CA20      Phys.Lett. B 711, 347 (2012)

F.Cappuzzello, C.Rea, A.Bonaccorso, M.Bondi, D.Carbone, M.Cavallaro, A.Cunsolo, A.Foti, S.E.A.Orrigo, M.R.D.Rodrigues, G.Taranto

New structures in the continuum of 15C populated by two-neutron transfer

NUCLEAR REACTIONS 13C(18O, 16O)15C, E=84 MeV; measured reaction products; deduced excitation energy spectra, several bound and resonance states, unknown structures in the continuum. Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2012.04.012
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Data from this article have been entered in the XUNDL database. For more information, click here.

2012FL02      Phys.Rev.Lett. 108, 252501 (2012)

F.Flavigny, A.Obertelli, A.Bonaccorso, G.F.Grinyer, C.Louchart, L.Nalpas, A.Signoracci

Nonsudden Limits of Heavy-Ion Induced Knockout Reactions

NUCLEAR REACTIONS 9Be(16C, p), (16C, n), E=75 MeV/nucleon; 9Be(14O, p), (14O, n), E=53 MeV/nucleon; measured reaction products, Eγ, Iγ. 13N, 13O, 15B, 15C; deduced energy levels, J, π, σ, spectroscopic factors. Comparison with available data.

doi: 10.1103/PhysRevLett.108.252501
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1934.

2012KU34      Phys.Rev. C 86, 061601 (2012)

R.Kumar, A.Bonaccorso

Interplay of nuclear and Coulomb effects in proton breakup from exotic nuclei

NUCLEAR REACTIONS 12C, 208Pb(8B, X), (17F, X), E=40, 60, 80 MeV/nucleon; calculated proton-breakup σ and parallel momentum distributions for nuclear, and Coulomb breakup mechanisms. Interference between the two Coulomb effects and nuclear diffraction.

doi: 10.1103/PhysRevC.86.061601
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2012SH21      Phys.Rev. C 85, 064612 (2012)

R.Shane, R.J.Charity, L.G.Sobotka, D.Bazin, B.A.Brown, A.Gade, G.F.Grinyer, S.McDaniel, A.Ratkiewicz, D.Weisshaar, A.Bonaccorso, J.A.Tostevin

Proton and neutron knockout from 36Ca

NUCLEAR REACTIONS 9Be(36Ca, 35K), (36Ca, 35Ca), [36Ca secondary beam from 9Be(40Ca, X), E=140 MeV/nucleon primary reaction], E=70 MeV/nucleon; measured Eγ, particle spectra, time-of-flight, energy loss, cross sections, longitudinal-momentum distributions. 35K, 35Ca; deduced spectroscopic factors, orbital angular momenta of removed nucleons; calculated S matrices, bound-state wave-functions. Eikonal reaction theory, dispersive optical model (DOM) extrapolations. Shell-model spectroscopic factors from USD, USDA, and USDB interactions. 9Be(36Ca, X)33Ar, [33Ar from decay of unbound states in 35Ca], E=70 MeV/nucleon; measured σ; deduced missing spectroscopic strength.

doi: 10.1103/PhysRevC.85.064612
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1933.

2011BA27      Phys.Rev. C 84, 015803 (2011)

A.Banu, L.Trache, F.Carstoiu, N.L.Achouri, A.Bonaccorso, W.N.Catford, M.Chartier, M.Dimmock, B.Fernandez-Dominguez, M.Freer, L.Gaudefroy, M.Horoi, M.Labiche, B.Laurent, R.C.Lemmon, F.Negoita, N.A.Orr, S.Paschalis, N.Patterson, E.S.Paul, M.Petri, B.Pietras, B.T.Roeder, F.Rotaru, P.Roussel-Chomaz, E.Simmons, J.S.Thomas, R.E.Tribble

Structure of 23Al from the one-proton breakup reaction and astrophysical implications

NUCLEAR REACTIONS 12C(23Al, 22Mg), [23Al secondary beam from C(32S, X)E=95 MeV/nucleon primary reaction], E=57 MeV/nucleon; measured fragment spectra, inclusive and exclusive longitudinal momentum distributions, and widths, Eγ, (fragment)γ-coin. 22Mg; deduced levels, J, π, σ, spectroscopic factors, asymptotic normalization coefficients. 23Al; deduced g.s. Jπ, configuration mixing. Comparison with Glauber and large-scale shell model calculations. 22Mg(p, γ)23Al, E<1 MeV; deduced stellar reaction rates; discussed astrophysical significance of 22Na nucleosynthesis in ONe novae.

doi: 10.1103/PhysRevC.84.015803
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1918. Data from this article have been entered in the XUNDL database. For more information, click here.

2011KU14      Phys.Rev. C 84, 014613 (2011)

R.Kumar, A.Bonaccorso

Dynamical effects in proton breakup from exotic nuclei

NUCLEAR REACTIONS 208Pb(8B, X), (17F, X), E=72 MeV/nucleon; calculated proton and neutron Coulomb and nuclear breakup, parallel momentum distributions, σ(θ) after breakup. All-order formalism method based on the eikonal approximation, with a regularized first order Coulomb term.

doi: 10.1103/PhysRevC.84.014613
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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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Data from this article have been entered in the XUNDL database. For more information, click here.

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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2009LI55      Phys.Rev. C 80, 064607 (2009)

L.L.Li, Z.H.Li, E.G.Zhao, S.G.Zhou, W.Zuo, A.Bonaccorso, U.Lombardo

Isospin splitting of the nucleon-nucleus optical potential

NUCLEAR REACTIONS 28Si, 90Zr, 208Pb(n, n)(p, p), (n, γ), (p, γ), E<100 MeV; calculated volume term of the optical model potential and isospin splitting using the Brueckner-Hartree-Fock approach with three-body force.

doi: 10.1103/PhysRevC.80.064607
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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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2007BO26      Nucl.Phys. A787, 433c (2007)


Status of art of reaction models for projectiles far from stability

NUCLEAR REACTIONS Pb(34Si, X), E=70 MeV/nucleon; calculated σ. Pb(8B, p)7Be, E=936 MeV/nucleon; calculated residual momentum distribution. 12C(11Be, nX), E=69 MeV/nucleon; 12C(14Be, nX), E=250 MeV/nucleon; calculated σ(E). Various models reviewed. Reaction mechanism features and final state interactions discussed. Comparison with data.

doi: 10.1016/j.nuclphysa.2006.12.065
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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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2006GA29      Nucl.Phys. A776, 118 (2006)

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

All orders breakup of heavy exotic nuclei in a semiclassical model

NUCLEAR REACTIONS 208Pb(11Be, n10Be), E=70 MeV/nucleon; calculated Coulomb breakup σ(E), relative energy spectra. 208Pb(28Si, X), E=70 MeV/nucleon; calculated breakup σ. 208Pb(46Ar, 45ArX), E=70 MeV/nucleon; calculated parallel momentum distributions. 208Pb(n, X), (n, n), (n, n'), E=0-130 MeV; calculated total, elastic, and inelastic σ. Semiclassical model, full Coulomb potential.

doi: 10.1016/j.nuclphysa.2006.07.033
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2005BO50      Eur.Phys.J. A 25, Supplement 1, 293 (2005)


Unbound exotic nuclei studied via projectile fragmentation reactions

NUCLEAR REACTIONS 12C(14Be, 12BeX), (14B, 12BeX), E=70 MeV/nucleon; calculated neutron-nucleus relative energy spectrum, role of neutron transfer to unbound states.

doi: 10.1140/epjad/i2005-06-002-8
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2005BO51      Eur.Phys.J. A 25, Supplement 1, 753 (2005)


Exotic nuclei within the INFN-PI32 network

doi: 10.1140/epjad/i2005-06-101-6
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2005IB01      Nucl.Phys. A748, 414 (2005)

A.A.Ibraheem, A.Bonaccorso

Coulomb breakup effects on the optical potentials of weakly bound nuclei

NUCLEAR REACTIONS 208Pb(10Be, 10Be), (11Be, 11Be), E=20, 40, 80 MeV/nucleon; calculated σ(θ), Coulomb breakup effects. Optical model.

doi: 10.1016/j.nuclphysa.2004.12.036
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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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2004BO04      Phys.Rev. C 69, 024615 (2004)

A.Bonaccorso, D.M.Brink, C.A.Bertulani

Proton vs neutron halo breakup

NUCLEAR REACTIONS 58Ni, 208Pb(8B, X), (17F, X), E not given; calculated Coulomb and nuclear potentials. 208Pb(11Be, n10Be), (17F, p16O)=40 MeV/nucleon; calculated breakup σ. Differences between proton and neutron halo structures discussed.

doi: 10.1103/PhysRevC.69.024615
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2004CA45      Phys.Rev. C 70, 054602 (2004)

F.Carstoiu, E.Sauvan, N.A.Orr, A.Bonaccorso

Extended sudden approximation modeling of high-energy nucleon-removal reactions

NUCLEAR REACTIONS C(12B, 11BX), (13B, 12BX), (14B, 13BX), (15B, 14BX), (14C, 13CX), (15C, 14CX), (16C, 15CX), (17C, 16CX), (18C, 17CX), (17N, 16NX), (18N, 17NX), (19N, 18NX), (20N, 19NX), (21N, 20NX), (19O, 18OX), (20O, 19OX), (21O, 20OX), (22O, 21OX), (23O, 22OX), (22F, 21FX), (23F, 22FX), (24F, 23FX), (25F, 24FX), E ≈ 43-68 MeV/nucleon; calculated one-neutron removal σ, core-fragment longitudinal momentum distribution.

doi: 10.1103/PhysRevC.70.054602
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2003BO51      Acta Phys.Hung.N.S. 18, 193 (2003)


Reaction Mechanisms with Exotic Nuclei

doi: 10.1556/APH.18.2003.2-4.12
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2003MA20      Nucl.Phys. A720, 337 (2003); Erratum Nucl.Phys. A741, 381 (2004)

J.Margueron, A.Bonaccorso, D.M.Brink

A non-perturbative approach to halo breakup

NUCLEAR REACTIONS 208Pb(11Be, n10Be), E=72 MeV/nucleon; 208Pb(19C, n18C), E=67 MeV/nucleon; calculated neutron spectra relative to core fragment. 197Au(11Be, n10Be), E=41 MeV/nucleon; calculated neutron σ(θ). Coulomb and nuclear contributions, high-order effects discussed. Comparison with data.

doi: 10.1016/S0375-9474(03)01092-3
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2002BO25      Nucl.Phys. A706, 322 (2002)

A.Bonaccorso, F.Carstoiu

Optical Potentials of Halo and Weakly Bound Nuclei

NUCLEAR REACTIONS 7Be(11Be, X), E=57, 550 MeV; calculated optical potential parameters. 12C(11Be, 11Be), E=542 MeV; calculated σ(θ). Surface component of potential for weakly bound nuclei discussed.

doi: 10.1016/S0375-9474(02)00755-8
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2002EN02      Phys.Rev. C65, 034318 (2002)

J.Enders, A.Bauer, D.Bazin, A.Bonaccorso, B.A.Brown, T.Glasmacher, P.G.Hansen, V.Maddalena, K.L.Miller, A.Navin, B.M.Sherrill, J.A.Tostevin

Single-Neutron Knockout from 34, 35Si and 37S

NUCLEAR REACTIONS 9Be(34Si, 33SiX), (35Si, 34SiX), E ≈ 73 MeV; 9Be(37S, 36SX), E ≈ 69 MeV; measured particle spectra, γ-spectra, one-neutron removal σ; deduced spectroscopic factors. 33,34Si deduced transition probabilities. Comparisons with model predictions.

doi: 10.1103/PhysRevC.65.034318
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2002MA26      Nucl.Phys. A703, 105 (2002)

J.Margueron, A.Bonaccorso, D.M.Brink

Coulomb-Nuclear Coupling and Interference Effects in the Breakup of Halo Nuclei

NUCLEAR REACTIONS 9Be, 48Ti, 197Au(11Be, n10Be), E=30, 41, 120 MeV/nucleon; 208Pb(11Be, n10Be), E=72 MeV/nucleon; calculated neutron spectra, σ(E, θ), integrated breakup σ; deduced role of Coulomb-nuclear coupling and interference effects.

doi: 10.1016/S0375-9474(01)01336-7
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2001BO10      Phys.Rev. C63, 044604 (2001)

A.Bonaccorso, G.F.Bertsch

Comparison of Transfer-to-Continuum and Eikonal Models of Projectile Fragmentation Reactions

NUCLEAR REACTIONS 9Be(n, n), E=20-180 MeV; calculated σ. 9Be(12Be, X), E=20-100 MeV; calculated breakup σ. Comparison of eikonal and transfer-to-continuum models. Comparison with data.

doi: 10.1103/PhysRevC.63.044604
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2000BO04      Phys.Rev. C61, 034605 (2000)

A.Bonaccorso, F.Carstoiu

Final State Interaction Effects in Breakup Reactions of Halo Nuclei

NUCLEAR REACTIONS 9Be, 28Si(11Be, n10Be), E=10-120 MeV/nucleon; calculated absorptive and diffractive breakup σ, ejectile energy spectrum; deduced final state interaction effects. Optical potential for neutron-target interactions. Comparisons with data.

doi: 10.1103/PhysRevC.61.034605
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1999BO20      Nucl.Phys. A649, 315c (1999)


Neutron Transfer to the Continuum Reactions

NUCLEAR REACTIONS 208Pb(40Ar, 39Ar), E=41 MeV/nucleon; 9Be(17C, X), (19C, X), E not given; analyzed data; deduced neutron transfer features, application to structure studies.

doi: 10.1016/S0375-9474(99)00077-9
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1999BO37      Acta Phys.Pol. B30, 1421 (1999)


Transfer Reactions Near the Coulomb Barrier

1999BO49      Phys.Rev. C60, 054604 (1999)


Initial State Dependence of the Breakup of Weakly Bound Carbon Isotopes

NUCLEAR REACTIONS 9Be, 12C, 208Pb(19C, n18C), E=88 MeV/nucleon; 9Be(17C, n16C), E=84 MeV/nucleon; calculated breakup σ; deduced initial state dependence, energy sharing effects. Theory of transfer to the continuum.

doi: 10.1103/PhysRevC.60.054604
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1998BO01      Phys.Rev. C57, R22 (1998)

A.Bonaccorso, D.M.Brink

Neutron Angular Distribution from Halo Breakup

NUCLEAR REACTIONS 9Be(11Be, n10Be), E=41 MeV/nucleon; calculated neutron σ(θ, φ), momentum distributions. Diffractional model.

doi: 10.1103/PhysRevC.57.R22
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1998BO28      Phys.Rev. C58, 2864 (1998)

A.Bonaccorso, D.M.Brink

Dynamical Effects on the Parallel Momentum Distributions of Neutrons from Halo Breakup

NUCLEAR REACTIONS 9Be, 208Pb(11Be, n10Be), E=10, 41, 72 MeV/nucleon; calculated neutron spectra, parallel momentum distributions. 9Be, 28Si, 208Pb(11Be, n10Be), E=5-55 MeV/nucleon; calculated total, elastic, inelastic breakup σ. Theory of transfer to the continuum.

doi: 10.1103/PhysRevC.58.2864
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1997BO08      Nucl.Phys. A615, 245 (1997)

A.Bonaccorso, N.Vinh Mau

Low Energy Dipole Modes in 14C, 12Be and 11Li. Coulomb Dissociation of 11Li

NUCLEAR STRUCTURE 14C, 12Be, 11Li; calculated levels, low energydipoles modes, B(λ). Two-neutron pairing model.

NUCLEAR REACTIONS 208Pb, 63Cu, 27Al, 12C(11Li, X), E=0.03-0.8 Gev/nucleon; calculated two-neutron Coulomb dissociation σ. Two-neutron pairing model.

doi: 10.1016/S0375-9474(97)00013-4
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1997BO21      Z.Phys. A358, 329 (1997)

A.Bonaccorso, Z.Zelazny, E.Piasecki

Separation of Coulomb Fission from Nuclear Fission at Medium Energies

NUCLEAR REACTIONS 197Au(238U, 239U), E=8.1-50 MeV/nucleon; calculated electromagnetic field induced fission σ vs E; deduced Coulomb, nuclear fission separation related features.

doi: 10.1007/s002180050336
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1996BO04      Phys.Rev. C53, 849 (1996)


Neutron Elastic and Inelastic Breakup in Reactions Induced by 20Ne

NUCLEAR REACTIONS 48Ca(20Ne, 19Ne), E=48 MeV/nucleon; analyzed σ(θ), reaction σ. Elastic, inelastic breakup.

doi: 10.1103/PhysRevC.53.849
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1995BO02      Phys.Rev. C51, 822 (1995)


High Energy Single Particle States in the Continuum

NUCLEAR STRUCTURE 208Pb, 91Zr; calculated escape, spreading widths.

NUCLEAR REACTIONS 120Sn, 64Ni, 90Zr, 208Pb(α, 3HeX), E=30 MeV/nucleon; 48Ca, 207Pb(20Ne, 19NeX), E=48 MeV/nucleon; 90Zr(20Ne, 19NeX), E=40 MeV/nucleon; calculated inclusive spectra. Semi-classical S-matrix, Bonaccorso-Brink reaction model.

doi: 10.1103/PhysRevC.51.822
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1995BO08      Nucl.Phys. A583, 433c (1995)


Single Particle States in the Continuum

NUCLEAR REACTIONS 207Pb(20Ne, 19Ne), E=48 MeV/nucleon; 48Ca(20Ne, 19Ne), E=48 MeV/nucleon; analyzed data; deduced angular momentum terms overlap reaction dependence.

doi: 10.1016/0375-9474(94)00699-N
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1994BO02      Phys.Rev. C49, 329 (1994)

A.Bonaccorso, I.Lhenry, T.Suomijarvi

Inclusive Spectra of Stripping Reactions Induced by Heavy Ions

NUCLEAR REACTIONS 207Pb, 209Bi(20Ne, 19Ne), E=48 MeV/nucleon; 208Pb(20Ne, 19Ne), E=40 MeV/nucleon; 207Pb, 209Bi(36Ar, 35Ar), E=42 MeV/nucleon; 208Pb(40Ar, 39Ar), E=41 MeV/nucleon; calculated spectra; deduced unbound high spin states role in structure. Bonaccorso-Brink single-particle transfer model.

doi: 10.1103/PhysRevC.49.329
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1992BO24      Phys.Rev. C46, 700 (1992)

A.Bonaccorso, D.M.Brink

Inelastic Breakup in Heavy-Ion Reactions

NUCLEAR REACTIONS 208Pb(20Ne, 19Ne), E=40, 30 MeV/nucleon; 208Pb(14N, 13N), E=60 MeV/nucleon; calculated spectra; deduced various processes energy evolution. Inelastic breakup.

doi: 10.1103/PhysRevC.46.700
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1991BO01      Phys.Rev. C43, 299 (1991)

A.Bonaccorso, D.M.Brink

Absorption Versus Breakup in Heavy-Ion Reactions

NUCLEAR REACTIONS 90Zr(20Ne, 19Ne), E=500 MeV; calculated breakup, absorption spectra. Green's function techniques.

doi: 10.1103/PhysRevC.43.299
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1991BO24      Phys.Rev. C44, 1559 (1991)

A.Bonaccorso, D.M.Brink

Stripping to the Continuum of 208Pb

NUCLEAR REACTIONS 208Pb(20Ne, 19Ne), E=20-40 MeV/nucleon; 208Pb(14N, 13C), E=60 MeV/nucleon; calculated total reaction spectra.

doi: 10.1103/PhysRevC.44.1559
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1988BO26      Phys.Rev. C38, 1776 (1988)

A.Bonaccorso, D.M.Brink

Nucleon Transfer to Continuum States

NUCLEAR REACTIONS 208Pb(16O, 15O), E=500, 800 MeV; 48Ti(40Ar, 39Ar), E=1760 MeV; 197Au(20Ne, 19F), E=341 MeV; calculated angle-integrated spectra. Semi-classical model, continuum nuclear transfer.

doi: 10.1103/PhysRevC.38.1776
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1987BO48      J.Phys.(London) G13, 1407 (1987)

A.Bonaccorso, D.M.Brink, L.Lo Monaco

Nucleon Transfer in Heavy-Ion Reactions: Energy dependence of the cross section

NUCLEAR REACTIONS, MECPD 208Pb(16O, 15O), E ≈ 20-100 MeV/nucleon; 12C(13C, 12C), E ≈ 20-80 MeV/nucleon; calculated transfer σ(E); deduced energy dependence. Analytical approach.

doi: 10.1088/0305-4616/13/11/013
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1985BO30      Nucl.Phys. A441, 555 (1985)

A.Bonaccorso, G.Piccolo, D.M.Brink

Nucleon Transfer to Nuclear Matter and the Absorptive Heavy-Ion Scattering Potential

NUCLEAR REACTIONS 40Ca(16O, X), E=55.6, 103.6, 214.1 MeV; 58Ni(16O, X), E=45, 60, 81 MeV; 208Pb(16O, X), E=129.5, 192, 312.6 MeV; 28Si(16O, X), E=36, 55, 81 MeV; 88Sr(16O, X), E=56, 59 MeV; 40Ca(40Ca, X), E=143.6, 186, 240 MeV; calculated nucleon transfer probability per unit time. First-order perturbation transfer mechanism treatment.

doi: 10.1016/0375-9474(85)90162-9
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1982BO23      Nucl.Phys. A384, 161 (1982)

A.Bonaccorso, D.M.Brink

The Imaginary Part of the α - 40Ca Optical Potential

NUCLEAR REACTIONS 40Ca(α, α), E=29, 56, 104, 166 MeV; calculated phase shift imaginary part vs impact parameter; deduced optical potential imaginary term. Phenomenological α-nucleon interaction, harmonic oscillator wave functions.

doi: 10.1016/0375-9474(82)90311-6
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1979BO17      Nucl.Phys. A324, 115 (1979)

A.Bonaccorso, M.Di Toro, J.Lomnitz-Adler

Exponential Convergence and Acceleration of Hartree-Fock Calculations

NUCLEAR STRUCTURE 20Ne, 28Si; calculated shape, quadrupole moment. Hartree-Fock formalism, Skyrme interaction, exponential convergence during iteration procedure.

doi: 10.1016/0375-9474(79)90082-4
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1977BO33      Phys.Lett. 72B, 27 (1977)

A.Bonaccorso, M.Di Toro, G.Russo

A Direct Determination of the Density Matrix in a Nuclear System

NUCLEAR STRUCTURE 20Ne; calculated one-body density matrix.

doi: 10.1016/0370-2693(77)90054-5
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