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NSR database version of April 29, 2024.

Search: Author = M.R.Spinella

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2004MB07      Braz.J.Phys. 34, 818 (2004)

H.D.Marta, M.R.Spinella, J.E.Testoni, O.Dragun

Analysis of the Nuclear Fusion Process Based on Potential Barriers Modified by Coupling Effects

NUCLEAR REACTIONS ¹⁴⁴Sm(¹⁷O, X), E(cm) ≈ 55-70 MeV; calculated fusion σ, barrier distribution; deduced coupling effects.

doi: 10.1590/S0103-97332004000500029
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2003LU18      Braz.J.Phys. 33, 323 (2003)

J.Lubian, P.R.S.Gomes, R.M.Anjos, I.Padron, C.Muri, S.B.Moraes, J.J.S.Alves, A.M.M.Maciel, R.Liguori Neto, N.Added, G.V.Marti, M.Ramirez, A.J.Pacheco, O.A.Capurro, J.O.Fernandez Niello, J.E.Testoni, D.Abriola, M.R.Spinella

Influence of the Break-up on the Fusion and Scattering Processes

NUCLEAR REACTIONS ²⁷Al(⁶Li, X), (⁷Li, X), (⁹Be, X), (¹¹B, X), (¹⁶O, X), E(cm) ≈ 10-40 MeV; ⁶⁴Zn(⁶Li, X), (⁷Li, X), (⁹Be, X), (¹⁶O, X), E(cm) ≈ 15-40 MeV; analyzed fusion σ, role of break-up process.

doi: 10.1590/s0103-97332003000200032
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2002CA29      Phys.Rev. C65, 064617 (2002)

O.A.Capurro, J.E.Testoni, D.Abriola, D.E.DiGregorio, J.O.Fernandez Niello, G.V.Marti, A.J.Pacheco, M.R.Spinella, M.Ramirez, C.Balpardo, M.Ortega

Barrier Distributions Derived from Quasielastic Excitation Functions for the ³⁵Cl + ^{105, 106, 110}Pd Systems

NUCLEAR REACTIONS ^105,106,110Pd(³⁵Cl, X), E=107.0-138.5 MeV; measured quasielastic excitation functions; deduced fusion barrier distributions, transfer channel contributions. Coupled-channels calculations.

doi: 10.1103/PhysRevC.65.064617
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2002PA46      Phys.Rev. C66, 044608 (2002)

I.Padron, P.R.S.Gomes, R.M.Anjos, J.Lubian, C.Muri, J.J.S.Alves, G.V.Marti, M.Ramirez, A.J.Pacheco, O.A.Capurro, J.O.Fernandez Niello, J.E.Testoni, D.Abriola, M.R.Spinella

Fusion of stable weakly bound nuclei with ²⁷Al and ⁶⁴Zn

NUCLEAR REACTIONS ²⁷Al, ⁶⁴Zn(⁶Li, X), (⁷Li, X), E=24-43 MeV; measured fusion σ; deduced no fusion hindrance from projectile breakup. Other reactions analyzed.

doi: 10.1103/PhysRevC.66.044608
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0453.

2001SP03      Nucl.Phys. A687, 385 (2001)

M.R.Spinella, J.E.Testoni, O.Dragun, H.D.Marta

Potential Barriers Modified by Coupling in the Analysis of the Nuclear Fusion Process

NUCLEAR REACTIONS ¹⁴⁴Sm(¹⁶O, X), E(cm)=55-70 MeV; calculated fusion excitation functions, barrier distributions; deduced coupling effects. Compariosn with data.

doi: 10.1016/S0375-9474(00)00582-0
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2000CA05      Phys.Rev. C61, 037603 (2000)

O.A.Capurro, J.E.Testoni, D.Abriola, D.E.DiGregorio, G.V.Marti, A.J.Pacheco, M.R.Spinella

Barrier Distribution for the ³²S + ¹¹⁰Pd System Derived from the Quasielastic Scattering Excitation Function

NUCLEAR REACTIONS ¹¹⁰Pd(³²S, ³²S'), E=100.00-129.75 MeV; measured quasielastic σ; deduced barrier distributions.

doi: 10.1103/PhysRevC.61.037603
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2000CA30      Phys.Rev. C62, 014613 (2000)

O.A.Capurro, J.E.Testoni, D.Abriola, D.E.DiGregorio, G.V.Marti, A.J.Pacheco, M.R.Spinella, E.Achterberg

Barrier Distributions Derived from Quasielastic Excitation Functions for the ^{12, 13}C + ^{105, 106}Pd Systems

NUCLEAR REACTIONS ^105,106Pd(¹²C, X), (¹³C, X), E=30-52 MeV; measured quasielastic σ(θ=164°); deduced fusion barrier distributions, role of two-phonon state. Coupled channels calculations.

doi: 10.1103/PhysRevC.62.014613
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2000CA52      Acta Phys.Hung.N.S. 11, 355 (2000)

O.A.Capurro, J.E.Testoni, D.Abriola, E.Achterberg, D.E.DiGregorio, G.V.Marti, A.J.Pacheco, M.R.Spinella

Quasi-Elastic Scattering Measurements in the Systems ^{12, 13}C + ^{105, 106}Pd

NUCLEAR REACTIONS ^105,106Pd(¹²C, X), (¹³C, X), E=30-52 MeV; measured quasi-elastic σ(θ, E), barrier distributions. Effects of neutron transfer discussed.

2000MB03      Acta Phys.Hung.N.S. 11, 269 (2000)

G.V.Marti, A.J.Pacheco, J.E.Testoni, D.Abriola, O.A.Capurro, D.E.DiGregorio, J.O.Fernandez Niello, E.Achterberg, D.E.Alvarez, M.R.Spinella

Search for Chaotic Behavior in Nuclear Scattering

NUCLEAR REACTIONS ²⁸Si(¹⁶O, ¹⁶O), (¹⁶O, ¹⁶O'), E=39-77 MeV; measured σ(θ); deduced possible chaotic mechanism following comparison with coupled-channel calculations.

2000TE03      Nucl.Phys. A669, 173 (2000)

J.E.Testoni, O.Dragun, H.Massmann, M.R.Spinella

A Coupled-Channel Analysis of Scattering, Two-Neutron Transfer and Fusion in Medium Heavy-Ion Collisions

NUCLEAR REACTIONS ⁶⁰Ni(¹⁸O, ¹⁸O), (¹⁸O, ¹⁸O'), (¹⁸O, ¹⁶O), E ≈ 65 MeV; calculated σ(θ). ⁶⁰Ni(¹⁸O, X), E(cm)=25-60 MeV; calculated fusion σ; deduced reaction mechanism features. Coupled channels fomalism, comparisons with data.

doi: 10.1016/S0375-9474(99)00681-8
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1992BE06      Nucl.Phys. A540, 291 (1992)

M.Bernath, O.Dragun, M.R.Spinella, J.E.Testoni, H.Massmann

Elastic Transfer and Neutron-Pair Transfer in the Gauge Space Formalism

NUCLEAR REACTIONS ¹¹²Sn(¹²⁰Sn, ¹²⁰Sn), (¹²⁰Sn, X), E=544, 576 MeV; ¹²⁴Sn(¹⁸O, ¹⁸O), (¹⁸O, X), E=60 MeV; calculated elastic, multi-neutron transfer σ(θ); ¹²⁴Sn(¹⁴C, X), E=59.75 MeV; ¹²C(¹⁴C, X), E=18, 20 MeV; ³⁴S(³²S, X), E=97 MeV; calculated elastic transfer σ(θ). Intrinsic coordinate dependent phase shift formalism, macroscopic approach.

doi: 10.1016/0375-9474(92)90205-X
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1992CO18      Phys.Lett. 287B, 297 (1992)

M.Contreras, H.Massmann, O.Dragun, M.R.Spinella, J.E.Testoni

Coupled Channel Formalism in Gauge Space for Nucleon-Pair Transfer

NUCLEAR REACTIONS ¹²²Sn(¹⁸O, ¹⁶O), (¹⁸O, ²⁰O), E=60 MeV; ^{112,116,118,120,124}Sn(¹⁸O, ¹⁶O), (¹⁸O, ¹⁸O), E=60 MeV; ^{116,112,110,106}Cd(¹⁴C, ¹²Be), E=60 MeV; calculated σ(θ). Coupled-channels formalism in gauge space.

doi: 10.1016/0370-2693(92)90986-E
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