Now showing items 1-11 of 11

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      Determination of the 12C nuclear density through heavy-ion elastic scattering experiments  [Article]

      Gasques, L. R.; Chamon, L. C.; Silva, Cecilia Pereira; Pereira, Dirceu C.L.; González Álvarez, Marcos Aurelio; Rossi, E. S.; Likhachev, V. P.; Carlson, Brett Vern; De Conti, Claudio (American Physical Society, 2002)
      Precise elastic scattering differential cross sections have been measured for the 12C158Ni,208Pb systems at sub-barrier energies. The corresponding bare potentials have been determined at interaction distances larger than ...
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      Elastic scattering and total reaction cross section for the 6He + 27Al system  [Article]

      Benjamin, E. A.; Lépine-Szily, A.; Mendes Junior, D. R.; Lichtenthäler, R.; Guimarães, V.; Gomes, P. R. S.; Chamon, L. C.; Hussein, M. S.; Moro Muñoz, Antonio Matías; Arazi, Andrés (Elsevier, 2007)
      The elastic scattering of the radioactive halo nucleus 6He on 27Al target was measured at four energies close to the Coulomb barrier using the RIBRAS (Radioactive Ion Beams in Brazil) facility. The São Paulo Potential (SPP) ...
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      Elastic scattering, inelastic excitation, and neutron transfer for Li 7 + Sn 120 at energies around the Coulomb barrier  [Article]

      Zagatto, V. A.B.; Lubian, J.; Gasques, L. R.; González Álvarez, Marcos Aurelio; Chamon, L. C.; Oliveira, Jr R.B.; Alcántara Núñez, J.A.; Medina, N. H.; Scarduelli, V. B.; Freitas, Augusto S.; Padrón, I.; Rossi, E. S.; Shorto, J. M.B. (American Physical Society, 2017)
      Experimental angular distributions for the 7 Li + 120 Sn elastic and inelastic (projectile and target excitations) scattering, and for the neutron stripping reaction, have been obtained at E LAB = 20, 22, 24, and ...
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      Experimental determination of the surface density for the 6He exotic nucleus  [Article]

      Gasques, L. R.; Chamon, L. C.; Pereira, Dirceu C.L.; Guimarães, V.; Lépine-Szily, A.; González Álvarez, Marcos Aurelio; Rossi, E. S.; Silva, Cecilia Pereira; Carlson, Brett Vern; Kolata, J. J.; Lamm, Larry O.; Peterson, Donald R. (American Physical Society, 2003)
      Angular distributions for the elastic scattering of 4,6He on 58Ni have been measured at near-barrier energies. The present data, combined with others for the 4He158Ni system at intermediate energies, allowed the determination ...
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      General behavior of the effective nucleon-nucleon interaction as a function of the relative velocity  [Article]

      González Álvarez, Marcos Aurelio; Chamon, L. C. (American Physical Society, 2005-06-01)
      We have studied volume integrals of the central part of optical potentials extracted from data analyses for a variety of light and heavy systems. The data-extracted integrals present a quite simple behavior as a function ...
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      Global and consistent analysis of the heavy-ion elastic scattering and fusion processes  [Article]

      Gasques, L. R.; Chamon, L. C.; Pereira, Dirceu C.L.; González Álvarez, Marcos Aurelio; Rossi, E. S.; Silva, Cecilia Pereira; Carlson, Brett Vern (American Physical Society, 2004)
      We have developed a model for the nuclear interaction which is based on the effects of the Pauli nonlocality. In earlier works, we have successfully used this interaction to describe the elastic scattering for several ...
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      Investigation of Coulomb dipole polarization effects on reactions involving exotic nuclei  [Article]

      Fernández García, Juan Pablo; González Álvarez, Marcos Aurelio; Chamon, L. C. (American Physical Society, 2015)
      We have analyzed elastic scattering angular distributions and total reaction cross sections of the exotic nuclei Li9,11 on Pb208, at energies below and above the Coulomb barrier. For this purpose, we have used an optical ...
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      O18+Pd110: Measurements and realistic coupled-channel analysis in a transitional region  [Article]

      Pereira, Dirceu C.L.; Rossi, E. S.; Nobre, Gustavo P.A.; Chamon, L. C.; Silva, Cecilia Pereira; Gasques, L. R.; González Álvarez, Marcos Aurelio; Ribas, R. V.; Oliveira, Jr R.B.; Medina, N. H.; Rao, M. N.; Cybulska, E. W.; Anjos, R. M. (American Physical Society, 2006)
      The inelastic, two-neutron and α transfer and quasielastic cross sections for the 18O+110Pd system have been measured in the near barrier region (40 MeV Elab 58 MeV). The experiments were performed in the S˜ao Paulo ...
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      Precise nuclear matter densities from heavy-ion collisions  [Article]

      González Álvarez, Marcos Aurelio; Rossi, E. S.; Silva, Cecilia Pereira; Gasques, L. R.; Chamon, L. C.; Pereira, Dirceu C.L.; Rao, M. N.; Carlson, Brett Vern (American Physical Society, 2002)
      An unfolding method is proposed to extract ground-state nuclear matter densities from heavy-ion elastic scattering data analyses at low (sub-barrier) and intermediate energies. The consistency of the results is fully ...
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      Systematical study of the optical potential for systems like A+ 58Ni from sub-barrier data analyses  [Article]

      Gasques, L. R.; Chamon, L. C.; Pereira, Dirceu C.L.; González Álvarez, Marcos Aurelio; Rossi, E. S.; Silva, Cecilia Pereira; Nobre, Gustavo P.A. (American Physical Society, 2003)
      Elastic scattering differential cross sections were measured for the 28Si158Ni system at sub-barrier energies. The corresponding nuclear potential was compared with earlier results of systems like A158Ni. The present data ...
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      Toward a global description of the nucleus-nucleus interaction  [Article]

      Chamon, L. C.; Carlson, Brett Vern; Gasques, L. R.; Pereira, Dirceu C.L.; De Conti, Claudio; González Álvarez, Marcos Aurelio; Hussein, M. S.; Cândido Ribeiro, M. A.; Rossi, E. S.; Silva, Cecilia Pereira (American Physical Society, 2002)
      Extensive systematizations of theoretical and experimental nuclear densities and of optical potential strengths extracted from heavy-ion elastic scattering data analyses at low and intermediate energies are presented. The ...