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Search: Author = A.Barioni

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2022BA37      XLIV Brazilian Meeting on Nuclear Physics, Brazil, 9-11 Nov 2021 p.012040 (2022); J.Phys.:Conf.Ser. 2340

A.Barioni, G.Kaur, J.Alcantara-Nunez, M.Assuncao, V.Guimaraes, A.L.Lara, A.Lepine-Szily, R.Lichtenthaler, R.Linares, D.R.Mendes, K.C.C.Pires, O.C.B.Santos, A.S.Serra, J.M.B.Shorto, U.Umbelino, V.A.B.Zagatto, E.O.N.Zevallos, J.C.Zamora

Two-neutron transfer as a tool to study pairing correlations in nuclei

NUCLEAR REACTIONS 12C, 19F(6He, 6He), (6He, X), (α, α), (α, X), E=20 MeV; measured reaction products, Eα, Iα; deduced σ(θ), feasibility of two-neutron transfer reactions. RIBRAS facility.

doi: 10.1088/1742-6596/2340/1/012040
Citations: PlumX Metrics


2022ZA03      Phys.Rev. C 106, 014603 (2022)

J.C.Zamora, J.L.Ferreira, A.Barioni, E.N.Cardozo, D.Abriola, A.Arazi, M.Assuncao, E.de Barbara, M.A.Cardona, V.Guimaraes, D.Hojman, G.V.Marti, D.R.Mendes, A.J.Pacheco, K.C.C.Pires, D.Ramos, O.C.B.Santos, J.Lubian

Role of direct mechanism in two-nucleon T=0 transfer reactions in light nuclei using the (6Li, α) probe

NUCLEAR REACTIONS 12C, 19F(6Li, α), (6Li, 6Li), E=20 MeV; measured reaction products, Eα, Iα, angular distribution; deduced σ(θ) for elastic scattering and isoscalar np-transfer reactions, contributions from direct and sequential reaction mechanism yo the σ, population of particular bound and unbound states in daughter nuclei. Data analysis with coupled-reaction-channels (CRC) approach. Sequential np-transfer mechanism was investigated with coupled-channels Born approximation (CCBA) calculations. Systematics of np-transfer σ obtained with different probes - (α, d), (6Li, α) and (3He, p). Detector setup composed of an array of eight surface-barrier detectors and four silicon telescopes at TANDAR facility.

doi: 10.1103/PhysRevC.106.014603
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD1025.


2021SA25      Phys.Rev. C 103, 064601 (2021)

O.C.B.Santos, R.Lichtenthaler, K.C.C.Pires, U.Umbelino, E.O.N.Zevallos, A.L.de Lara, A.S.Serra, V.Scarduelli, J.Alcantara-Nunez, V.Guimaraes, A.Lepine-Szily, J.C.Zamora, A.M.Moro, S.Appannababu, M.Assuncao, A.Barioni, R.Linares, V.A.B.Zagatto, P.N.de Faria, M.C.Morais, V.Morcelle, J.M.B.Shorto, J.Lei

Evidence of the effect of strong stripping channels on the dynamics of the 8Li + 58Ni reaction

NUCLEAR REACTIONS 58Ni(8Li, 8Li), (8Li, 8Li'), (8Li, 7Li), E=23.9, 26.1, 28.7, 30 MeV, [secondary 8Li beam produced in 9Be(7Li, 8Li), E=26-32 MeV using the RIBRAS facility at the 8-UD Pelletron accelerator of the University of Sao Paulo]; measured reaction products, two-dimensional ΔE-E particle spectra, elastic σ(θ). Comparison with optical model and continuum discretized coupled channels (CDCC) calculations for the elastic and nonelastic breakup or particle-transfer processes.

doi: 10.1103/PhysRevC.103.064601
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD1004.


2019AP01      Phys.Rev. C 99, 014601 (2019)

S.Appannababu, R.Lichtenthaler, M.A.G.Alvarez, M.Rodriguez-Gallardo, A.Lepine-Szily, K.C.C.Pires, O.C.B.Santos, U.U.Silva, P.N.de Faria, V.Guimaraes, E.O.N.Zevallos, V.Scarduelli, M.Assuncao, J.M.B.Shorto, A.Barioni, J.Alcantara-Nunez, V.Morcelle

Two-neutron transfer in the 6He + 120Sn reaction

NUCLEAR REACTIONS 120Sn(6He, α), E=20.3, 22.2, 22.4, 24.5 MeV; 120Sn(6He, 6He), E=22.2 MeV, [secondary 6He beam from 9Be(7Li, 6He) primary reaction]; measured reaction products, Eα, Iα, 6He scattered particles, differential σ(E, θ), and σ(θ) for elastic scattering using RIBRAS facility at Sao Paulo University; deduced Q-value centroids, transferred angular momentum, dependence of excitation energy of the residual system on the transferred angular momentum using Brink's formula, and square of the final angular momentum. Comparison with four body continuum discretized coupled channel (CDCC) calculations. Discussed formation of di-nuclear rotating system that could be formed after the reaction.

doi: 10.1103/PhysRevC.99.014601
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0945.


2016GU09      Phys.Rev. C 93, 064607 (2016)

V.Guimaraes, J.J.Kolata, E.F.Aguilera, A.Howard, A.Roberts, F.D.Becchetti, R.O.Torres-Isea, A.Riggins, M.Febrarro, V.Scarduelli, P.N.de Faria, D.S.Monteiro, J.F.P.Huiza, A.Arazi, J.Hinnefeld, A.M.Moro, E.S.Rossi, V.Morcelle, A.Barioni, AlanJ.Mitchell

Backscattering measurement of 6He on 209Bi: Critical interaction distance

NUCLEAR REACTIONS 209Bi(6He, 6He), E=12, 14, 16 MeV, [secondary 6He beam from 2H(7Li, 6He), E=32 MeV]; measured 6He spectra using silicon ΔE-E telescope, σ(θ, E) at the TwinSol facility of Notre Dame Nuclear Structure Laboratory; deduced ratio of elastic to Rutherford cross sections. Comparison with a three-body CDCC calculation, and with experimental data for 209Bi(α, α), (6Li, 6Li), (9Be, 9Be), (12C, 12C), (16O, 16O), and 208Pb(6He, 6He) reactions.

doi: 10.1103/PhysRevC.93.064607
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2014MO06      Phys.Lett. B 732, 228 (2014)

V.Morcelle, K.C.C.Pires, M.Rodriguez-Gallardo, R.Lichtenthaler, A.Lepine-Szily, V.Guimaraes, P.N.de Faria, D.R.Mendes, Jr, A.M.Moro, L.R.Gasques, E.Leistenschneider, R.P.Condori, V.Scarduelli, M.C.Morais, A.Barioni, J.C.Zamora, J.M.B.Shorto

Four-body effects in the 6He + 58Ni scattering

NUCLEAR REACTIONS 58Ni(6He, 6He), E=12.2, 16.5, 21.7 MeV; measured reaction products; deduced σ, four-body effects. Comparison with continuum-discretized coupled-channels calculation.

doi: 10.1016/j.physletb.2014.03.043
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0748.


2014MO07      Phys.Rev. C 89, 044611 (2014)

V.Morcelle, R.Lichtenthaler, R.Linares, M.C.Morais, V.Guimaraes, A.Lepine-Szily, P.R.S.Gomes, J.Lubian, D.R.Mendes, Jr., P.N.De Faria, A.Barioni, L.R.Gasques, J.M.B.Shorto, K.C.C.Pires, J.C.Zamora, R.P.Condori, V.Scarduelli, J.J.Kolata, H.Amro, F.D.Becchetti, H.Jiang, E.F.Aguilera, D.Lizcano, E.Martinez-Quiroz, H.Garcia

Elastic scattering and total reaction cross section for the 7Be + 27Al system at near-barrier energies

NUCLEAR REACTIONS 27Al(7Be, 7Be), [secondary 7Be produced in 3He(6Li, 7Be) primary reaction], E=10.0, 13.8, 15.2, 15.4 MeV; measured particle spectra, elastic σ(E, θ) using RIBRAS system at Sao Paulo, and TwinSol at NSL-Notre Dame facilities; deduced mean radii of sensitivity, energy dependence of the interacting optical potential, total reaction σ(E). Optical model analysis using the double-folding Sao Paulo and phenomenological Woods-Saxon and Sao Paulo potentials. Analysis of data obtained for 27Al, 197Au(8B, 8B) reactions in progress.

doi: 10.1103/PhysRevC.89.044611
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2139.


2012ME11      Phys.Rev. C 86, 064321 (2012), Erratum Phys.Rev. C 98, 069901 (2018)

D.R.Mendes, A.Lepine-Szily, P.Descouvemont, R.Lichtenthaler, V.Guimaraes, P.N.de Faria, A.Barioni, K.C.C.Pires, V.Morcelle, R.P.Condori, M.C.Morais, E.Leistenschneider, C.E.F.Lima, J.C.Zamora, J.A.Alcantara, V.Zagatto, M.Assuncao, J.M.B.Shorto

The 8Li(p, α)5He reaction at low energies, and 9Be spectroscopy around the proton threshold

NUCLEAR REACTIONS 1H(8Li, α), [secondary 8Li beam from 9Be (7Li, 8Li), E=16-22 MeV primary reaction], E=13.2, 14.5, 17.0, 19.0 MeV; measured particle spectra, differential σ(E). 9Be; deduced proton resonances, levels, J, π, isospin, widths. Three-body and sequential decays. R-matrix analysis. Comparison with previous experimental results. 8Li(p, α)5He; deduced integrated σ, astrophysical S factor and reaction rates.

doi: 10.1103/PhysRevC.86.064321
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0708. Data from this article have been entered in the XUNDL database. For more information, click here.


2011BA25      Phys.Rev. C 84, 014603 (2011)

A.Barioni, J.C.Zamora, V.Guimaraes, B.Paes, J.Lubian, E.F.Aguilera, J.J.Kolata, A.L.Roberts, F.D.Becchetti, A.Villano, M.Ojaruega, H.Jiang

Elastic scattering and total reaction cross sections for the 8B, 7Be, and 6Li +12C systems

NUCLEAR REACTIONS 12C(8B, 8B), E=25.8 MeV; 12C(7Be, 7Be), E=18.8 MeV; 12C(6Li, 6Li), E=12.3 MeV; measured particle spectra, tof, σ(θ). Optical model analysis of σ(θ) data using Woods-Saxon and double-folding type potentials. 12C(8B, 8B); deduced effect of breakup by coupled-channels calculations using continuum discretized coupled-channel method and cluster-model folding potentials. Experimental data for 12C(α, α), (6He, 6He), (7Li, 7Li), (9Be, 9Be), (11B, 11B), (16O, 16O), E(cm)=2.8-22.8 MeV used to extract reduced reaction σ.

doi: 10.1103/PhysRevC.84.014603
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1843.


2011CR03      Phys.Rev. C 84, 024601 (2011)

E.Crema, D.R.Otomar, R.F.Simoes, A.Barioni, D.S.Monteiro, L.K.Ono, J.M.B.Shorto, J.Lubian, P.R.S.Gomes

Near-barrier quasielastic scattering as a sensitive tool to derive nuclear matter diffuseness

NUCLEAR REACTIONS 60Ni(16O, X), (18O, X), E=30.0-48.0 MeV; measured particle spectra, σ(E), quasielastic excitation functions; deduced quasielastic barrier distributions. Comparison with coupled channel calculations using a double-folding potential calculations.

doi: 10.1103/PhysRevC.84.024601
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0658.


2011GU29      J.Phys.:Conf.Ser. 312, 082024 (2011)

V.Guimaraes, A.Lepine-Szily, R.Lichtenthaler, P.N.de Faria, A.Barioni, K.C.C.Pires, V.Morcelle, D.R.Mendes, J.C.Zamora, M.C.Morais, R.P.Condori, E.A.Benjamim, D.S.Monteiro, E.Crema, A.M.Moro, J.Lubian

Low energy nuclear reactions with RIBRAS, Radioactive Ion Beam in Brazil, system

COMPILATION 27Al(6He, X), 59Co(6Li, X), (7Li, X), 58Ni(6Li, X), (7Be, X), (8B, X), 64Zn(6He, X), (6Li, X), (7Li, X), (9Be, X), (16O, X), 209Bi(6He, X), E not given; compiled scaled reaction σ vs scaled energy.

doi: 10.1088/1742-6596/312/4/082024
Citations: PlumX Metrics


2011PI08      Phys.Rev. C 83, 064603 (2011)

K.C.C.Pires, R.Lichtenthaler, A.Lepine-Szily, V.Guimaraes, P.N.de Faria, A.Barioni, D.R.Mendes, Jr., V.Morcelle, R.P.Condori, M.C.Morais, J.C.Zamora, E.Crema, A.M.Moro, M.Rodriguez-Gallardo, M.Assuncao, J.M.B.Shorto, S.Mukherjee

Experimental study of 6He+9Be elastic scattering at low energies

NUCLEAR REACTIONS 9Be, 197Au(6He, 6He), E=16.2, 21.3 MeV, [6He secondary beam from 9Be(7Li, 6He), E=22.18, 26.10 MeV primary beam]; measured 6He spectra, cross sections, σ(θ), biparametric spectrum. Effect of the collective couplings to the excited states. Coupled channels calculations, using a double-folding potential, and three- and four-body continuum-discretized coupled-channels (CDCC) calculations.

doi: 10.1103/PhysRevC.83.064603
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0650.


2011ZA05      Phys.Rev. C 84, 034611 (2011)

J.C.Zamora, V.Guimaraes, A.Barioni, A.Lepine-Szily, R.Lichtenthaler, P.N.de Faria, D.R.Mendes Jr, L.R.Gasques, J.M.B.Shorto, V.Scarduelli, K.C.C.Pires, V.Morcelle, E.Leistenschneider, R.P.Condori, V.A.Zagatto, M.C.Morais, E.Crema

7, 9, 10Be elastic scattering and total reaction cross sections on a 12C target

NUCLEAR REACTIONS 12C(7Be, 7Be), E=18.8 MeV; 12C(9Be, 9Be), E=26.0 MeV; 12C(10Be, 10Be), E=23.2 MeV; measured particle spectra, σ(θ); deduced reduced total reaction cross section systematics for several light beams scattered on a carbon target using data from several experiments. Analysis by optical model potentials using Woods-Saxon and double-folding form factors, and continuum discretized coupled-channels (CDCC) method.

doi: 10.1103/PhysRevC.84.034611
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0670.


2010DE14      Phys.Rev. C 81, 044605 (2010)

P.N.de Faria, R.Lichtenthaler, K.C.C.Pires, A.M.Moro, A.Lepine-Szily, V.Guimaraes, D.R.Mendes, Jr., A.Arazi, M.Rodriguez-Gallardo, A.Barioni, V.Morcelle, M.C.Morais, O.Camargo, Jr., J.Alcantara Nunez, M.Assuncao

Elastic scattering and total reaction cross section of 6He+120Sn

NUCLEAR REACTIONS 120Sn(6He, 6He), E=17.40, 18.05, 19.80, 20.5 MeV; σ(E, θ). Comparison with optical model and continuum discretized coupled channels (CDCC) calculations.

doi: 10.1103/PhysRevC.81.044605
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0630.


2010DE34      Phys.Rev. C 82, 034602 (2010)

P.N.de Faria, R.Lichtenthaler, K.C.C.Pires, A.M.Moro, A.Lepine-Szily, V.Guimaraes, D.R.Mendes, Jr., A.Arazi, A.Barioni, V.Morcelle, M.C.Morais

α-particle production in 6He+120Sn collisions

NUCLEAR REACTIONS 120Sn(6He, 6He), (6He, X), E=17.4, 18.04, 19.8, 20.5 MeV, [6He beam from 9Be(7Li, 6He), E=2-26 MeV]; measured α and 6He spectra, σ(E, θ). DWBA analysis. Comparison with breakup and neutron transfer calculations using continuum-discretized coupled-channels (CDCC) approach.

doi: 10.1103/PhysRevC.82.034602
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0644.


2010HU16      Phys.Rev. C 82, 054603 (2010)

J.F.P.Huiza, E.Crema, A.Barioni, D.S.Monteiro, J.M.B.Shorto, R.F.Simoes, P.R.S.Gomes

Quasi-elastic barrier distribution of the 17O + 64Zn system and the derivation of the 17O nuclear matter diffuseness

NUCLEAR REACTIONS 64Zn(17O, X), E=30.0-46.0 MeV; measured particle spectra, quasi-elastic σ(E); deduced quasi-elastic barrier distribution, and one-neutron stripping excitation function. Comparison with coupled-channel (CC) calculations.

doi: 10.1103/PhysRevC.82.054603
Citations: PlumX Metrics


2010LE14      Nucl.Phys. A834, 491c (2010)

A.Lepine-Szily, R.Lichtenthaler, V.Guimaraes, D.R.Mendes, Jr, P.N.de Faria, A.Barioni, E.A.Benjamim, K.C.C.Pires, V.Morcelle, R.P.Condori, M.C.Morais, P.Descouvemont, A.M.Moro, M.Rodriguez Gallardo, M.M.Assuncao, J.A.Alcantara Nunez, J.M.B.Shorto, J.C.Zamora, E.Leistenschneider, C.E.F.Lima

Scientific program of the Radioactive Ion Beams Facility in Brasil (RIBRAS)

NUCLEAR REACTIONS 1H(8Li, α), E=13.2, 14.5, 17.4, 19.0 MeV; measured Eα, Iα(θ=forward); deduced σ(θ=forward), effect of halo nuclei. 9Be(6He, 6He), E=16.2 MeV; measured σ(θ); deduced effect of halo nuclei.

doi: 10.1016/j.nuclphysa.2010.01.074
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0474.


2010MO26      Phys.Rev. C 82, 044606 (2010)

P.Mohr, P.N.de Faria, R.Lichtenthaler, K.C.C.Pires, V.Guimaraes, A.Lepine-Szily, D.R.Mendes, Jr., A.Arazi, A.Barioni, V.Morcelle, M.C.Morais

Comparison of 120Sn(6He, 6He)120Sn and 120Sn(α, α)120Sn elastic scattering and signatures of the 6He neutron halo in the optical potential

NUCLEAR REACTIONS 120Sn(α, α), E=20.0, 26.1, 27.1, 29.7, 30.8, 34.4, 40.0, 50.5 MeV; 120Sn(6He, 6He), E=17.4, 18.05, 19.8, 20.50 MeV; analyzed σ, excitation functions, reflection coefficients using systematic double-folding Woods-Saxon potentials.

doi: 10.1103/PhysRevC.82.044606
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0645.


2010MU09      Eur.Phys.J. A 45, 23 (2010)

S.Mukherjee, N.N.Deshmukh, V.Guimaraes, J.Lubian, P.R.S.Gomes, A.Barioni, S.Appannababu, C.C.Lopes, E.N.Cardozo, K.C.C.Pires, R.Lichtenthaler, A.Lepine-Szily, D.S.Monteiro, J.M.B.Shorto, P.N.de Faria, E.Crema, V.Morcelle, M.C.Morais, R.P.Condori

Total reaction cross-sections for light weakly bound systems

NUCLEAR REACTIONS 9Be, 51V(8Li, 8Li), (8Li, X), E=18.5, 19.6 MeV; measured σ, σ(θ); calculated σ(θ) using Sao Paulo potential and WS form factors; deduced optical model parameters. Comparison with other reactions. Secondary radioactive beam.

doi: 10.1140/epja/i2010-10987-9
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0625.


2009BA42      Phys.Rev. C 80, 034617 (2009)

A.Barioni, V.Guimaraes, A.Lepine-Szily, R.Lichtenthaler, D.R.Mendes, Jr., E.Crema, K.C.C.Pires, M.C.Morais, V.Morcelle, P.N.de Faria, R.P.Condori, A.M.Moro, D.S.Monteiro, J.M.B.Shorto, J.Lubian, M.Assuncao

Elastic scattering and total reaction cross sections for the 8Li+12C system

NUCLEAR REACTIONS 12C(8Li, 8Li), (8Li, 9Be)11B, E=23.9 MeV; measured particle spectra, σ, σ(θ); deduced spectroscopic factors. Optical-model analysis with Woods-Saxon and double-folding Sao Paulo potential. Coupled-channel analysis for breakup and inelastic channels. Comparison of spectroscopic factors with shell-model calculations and previous experimental data.

doi: 10.1103/PhysRevC.80.034617
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1750.


2007BE19      Phys.Lett. B 647, 30 (2007)

E.A.Benjamim, A.Lepine-Szily, D.R.Mendes, Jr., R.Lichtenthaler, V.Guimaraes, P.R.S.Gomes, L.C.Chamon, M.S.Hussein, A.M.Moro, A.Arazi, I.Padron, J.Alcantara Nunez, M.Assuncao, A.Barioni, O.Camargo, Jr., R.Z.Denke, P.N.de Faria, K.C.C.Pires

Elastic scattering and total reaction cross section for the 6He + 27Al system

NUCLEAR REACTIONS 27Al(6He, 6He), E=9.5, 11.0, 12.0, 13.4 MeV; measured σ, σ(θ). 6He deduced radius, deformation parameters. 27Al(6Li, 6Li), (7Li, 7Li), (9Be, 9Be), (16O, 16O), E≈7-45 MeV; analysed total σ. 6,7Li, 9Be, 16O deduced deformation parameters. Sao Paulo potential.

doi: 10.1016/j.physletb.2007.01.048
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0440.


2007GU13      Phys.Rev. C 75, 054602 (2007)

V.Guimaraes, R.Lichtenthaler, O.Camargo, A.Barioni, M.Assuncao, J.J.Kolata, H.Amro, F.D.Becchetti, H.Jiang, E.F.Aguilera, D.Lizcano, E.Martines-Quiroz, H.Garcia

Neutron transfer reactions induced by 8Li on 9Be

NUCLEAR REACTIONS 9Be(8Li, 8Li), 9Be(8Li, 7Li), 9Be(8Li, 9Li), E=27 MeV; measured σ and angular distributions. Deduced spectroscopic factors, compared results to optical model calculations.

doi: 10.1103/PhysRevC.75.054602
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1570.


2007LI81      Eur.Phys.J. Special Topics 150, 27 (2007)

R.Lichtenthaler, P.N.de Faria, A.Lepine-Szily, V.Guimaraes, O.Camargo, R.Denke, E.A.Benjamim, A.Barioni, K.C.C.Pires, D.J.Mendes, M.Assuncao, A.Arazi, I.Padron, P.R.S.Gomes

Elastic scattering of 6He + 27Al and 7Be + 51V at RIBRAS

NUCLEAR REACTIONS 27Al(6He, 6He'), E=9.5-13.4 MeV; 51V(7Be, 7Be'), E=26 MeV; measured reaction cross sections and angular distributions. Compared results to model calculations.

doi: 10.1140/epjst/e2007-00257-9
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