NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = J.C.Zamora Found 39 matches. 2023AY06 Eur.Phys.J. A 59, 294 (2023) Y.Ayyad, A.K.Anthony, D.Bazin, J.Chen, G.W.McCann, W.Mittig, B.P.Kay, D.K.Sharp, J.C.Zamora Kinematics reconstruction in solenoidal spectrometers operated in active target mode NUCLEAR REACTIONS 2H(10Be, 10Be'), E=9 MeV/nucleon; 1H(14C, p), (14C, p'), (14C, d), E=12 MeV/nucleon; measured reaction products; deduced yields. The Active Target Time Projection Chamber (AT-TPC) of the Facility for Rare Isotope (FRIB) of the Michigan State University (MSU).
doi: 10.1140/epja/s10050-023-01205-2
2023GI02 Nucl.Instrum.Methods Phys.Res. A1051, 168213 (2023) S.Giraud, J.C.Zamora, R.G.T.Zegers, Y.Ayyad, D.Bazin, W.Mittig, A.Carls, M.DeNudt, Z.Rahman Simulations and analysis tools for charge-exchange (d, 2He) reactions in inverse kinematics with the AT-TPC NUCLEAR REACTIONS 2H(14O, 2p), E=100 MeV/nucleon; calculated σ(θ, E), simulated the active-target time projection chamber (AT-TPC) response.
doi: 10.1016/j.nima.2023.168213
2023GI06 Phys.Rev.Lett. 130, 232301 (2023) S.Giraud, J.C.Zamora, R.G.T.Zegers, D.Bazin, Y.Ayyad, S.Bacca, S.Beceiro Novo, B.A.Brown, A.Carls, J.Chen, M.Cortesi, M.DeNudt, G.Hagen, C.Hultquist, C.Maher, W.Mittig, F.Ndayisabye, S.Noji, S.J.Novario, J.Pereira, Z.Rahman, J.Schmitt, M.Serikow, L.J.Sun, J.Surbrook, N.Watwood, T.Wheeler β+ Gamow-Teller Strengths from Unstable 14O via the (d, 2He) Reaction in Inverse Kinematics NUCLEAR REACTIONS 2H(14O, 2He), E=105 MeV/nucleon; measured reaction products. 14O; deduced σ(θ), B(GT) or Gamow-Teller transition strength. Comparison with available data. The Coupled Cyclotron Facility at the National Superconducting Cyclotron Laboratory (NSCL), MSU.
doi: 10.1103/PhysRevLett.130.232301
2022AY04 Phys.Rev.Lett. 129, 012501 (2022) Y.Ayyad, W.Mittig, T.Tang, B.Olaizola, G.Potel, N.Rijal, N.Watwood, H.Alvarez-Pol, D.Bazin, M.Caamano, J.Chen, M.Cortesi, B.Fernandez-DomInguez, S.Giraud, P.Gueye, S.Heinitz, R.Jain, B.P.Kay, E.A.Maugeri, B.Monteagudo, F.Ndayisabye, S.N.Paneru, J.Pereira, E.Rubino, C.Santamaria, D.Schumann, J.Surbrook, L.Wagner, J.C.Zamora, V.Zelevinsky Evidence of a Near-Threshold Resonance in 11B Relevant to the β-Delayed Proton Emission of 11Be NUCLEAR REACTIONS 1H(10Be, X)11B, E=350 keV/nucleon; measured reaction products, Ep, Ip, Eα, Iα. 11B; deduced σ(θ), resonance parameters. R-matrix analysis. The ReA3 reaccelerator facility of the National Superconducting Cyclotron Laboratory.
doi: 10.1103/PhysRevLett.129.012501
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
2022CH01 J.Phys.(London) G49, 035101 (2022) L.C.Chamon, L.R.Gasques, J.C.Zamora Role of inelastic couplings in 4He + 208Pb elastic scattering in a wide energy range NUCLEAR REACTIONS 208Pb(α, α), E<20 MeV; analyzed available data; calculated σ, σ(θ). The optical model (OM) approach.
doi: 10.1088/1361-6471/ac3891
2022KA10 Phys.Rev. C 105, 024609 (2022) G.Kaur, V.Guimaraes, J.C.Zamora, M.Assuncao, J.Alcantara-Nunez, A.L.de Lara, E.O.N.Zevallos, J.B.Ribeiro, R.Lichtenthaler, K.C.C.Pires, O.C.B.Santos, V.Morcelle, R.J.deBoer New resonances in 11C above the 10B + p threshold investigated by inverse kinematic resonant scattering NUCLEAR REACTIONS 1H(10B, p), E=37.2 MeV; measured reaction products, Ep, Ip, angular distributions; deduced σ, σ(θ). 11C; deduced resonances, J, π, widths. R-matrix analysis. Comparison of level structure to 11B mirror nucleus. Beam from Radioactive Ion Beams in Brazil (RIBRAS) facility.
doi: 10.1103/PhysRevC.105.024609
2022KA39 XLIV Brazilian Meeting on Nuclear Physics, Brazil, 9-11 Nov 2021 p.012042 (2022); J.Phys.:Conf.Ser. 2340 G.Kaur, V.Guimaraes, J.C.Zamora, M.Assuncao, J.Alcantara-Nunez, A.L.de Lara, E.O.N.Zevallos, J.B.Ribeiro, R.Lichtenthaler, K.C.C.Pires, O.C.B.Santos, V.Morcelle, R.J.deBoer Resonant scattering measurement for 11C using thick target in inverse kinematics NUCLEAR REACTIONS 1H(10B, α), (10B, 3He), (10B, X)11C, E=35.93 MeV; measured reaction products; deduced σ(θ). RIBRAS facility, IFUSP, Sao Paulo.
doi: 10.1088/1742-6596/2340/1/012042
2022RI05 XLIV Brazilian Meeting on Nuclear Physics, Brazil, 9-11 Nov 2021 p.012039 (2022); J.Phys.:Conf.Ser. 2340 J.B.Ribeiro, V.Guimaraes, G.Kaur, J.C.Zamora R-matrix parameters evaluation for direct and indirect kinematics data using AZURE2 NUCLEAR REACTIONS 12C(p, p), E not given; analyzed available data; deduced σ using R-matrix analyses, the code AZURE2.
doi: 10.1088/1742-6596/2340/1/012039
2022SC13 Phys.Rev. C 106, 054323 (2022) J.Schmitt, G.B.King, R.G.T.Zegers, Y.Ayyad, D.Bazin, B.A.Brown, A.Carls, J.Chen, A.Davis, M.DeNudt, J.Droste, B.Gao, C.Hultquist, H.Iwasaki, S.Noji, S.Pastore, J.Pereira, M.Piarulli, H.Sakai, A.Stolz, R.Titus, R.B.Wiringa, J.C.Zamora Probing spin-isospin excitations in proton-rich nuclei via the 11C(p, n)11N reaction NUCLEAR REACTIONS 1H(11C, n), E=95 MeV/nucleon; measured reaction products, time-of-flight, En, In, (particle)n-coin, angular distribution; deduced σ(θ), σ(θ, E), cumulative Gamow-Teller transition strengths, B(GT) values to the 1/2- state at 0.73 MeV and the 3/2- state at 2.86 MeV in 11N. Multipole decomposition analysis. Comparison to shell-model calculations with wbp interaction and to experimental data on the 11B(n, p), (d, 2He), (t, 3He) reactions. Ursinus liquid hydrogen target coupled to Low Energy Neutron Detector Array (LENDA) and S800 spectrograph. 11C beam produced from Be(16O, X) reaction and purified with A1900 fragment separator at Coupled Cyclotron Facility (CCF) at the NSCL.
doi: 10.1103/PhysRevC.106.054323
2022UM01 Phys.Rev. C 106, 054602 (2022) U.Umbelino, R.Lichtenthaler, O.C.B.Santos, K.C.C.Pires, A.S.Serra, V.Scarduelli, A.L.de Lara, E.O.N.Zevallos, J.C.Zamora, A.Lepine-Szily, J.M.B.Shorto, M.Assuncao, V.A.B.Zagatto Quasielastic scattering of light radioactive and stable projectiles on 9Be NUCLEAR REACTIONS 9Be(10Be, 10Be), E=21.8, 26.9 MeV;9Be(9Be, 9Be), E=24.3, 30.1 MeV; 9Be(7Be, 7Be), E=17.3 MeV;9Be(7Li, 7Li), E=17.7, 21.9 MeV;9Be(6Li, 6Li), E=11.2, 21.1, 25.7 MeV;9Be(8Li, 8Li), E=15.4, 18.9 MeV;9Be(8B, 8B), E=23.7 MeV;9Be(11B, 11B), E=31.4 MeV;9Be(12B, 12B), E=28.3, 34.3 MeV; measured reaction products, angular distributions; deduced σ(θ), total σ, optical model parameters. Analysis with the optical model using Woods-Saxon form factor and Sao Paulo potential. Comparison to Coupled channels (CC), coupled reaction channels (CRC), and continuum-discretized coupled channels (CDCC) calculations to investigate couplings of the inelastic, breakup, and transfer channels on the total σ. Cocktail secondary beam produced by the RIBRAS (Radioactive Ion Beams in Brasil) facility from 9Be(11B, X) and 3He(6Li, X) reactions.
doi: 10.1103/PhysRevC.106.054602
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
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
2021WA12 Phys.Rev. C 103, 024606 (2021) K.Wang, Y.Y.Yang, A.M.Moro, V.Guimaraes, J.Lei, D.Y.Pang, F.F.Duan, J.L.Lou, J.C.Zamora, J.S.Wang, Z.Y.Sun, H.J.Ong, X.Liu, S.W.Xu, J.B.Ma, P.Ma, Z.Bai, Q.Hu, X.X.Xu, Z.H.Gao, G.Yang, S.Y.Jin, Y.H.Zhang, X.H.Zhou, Z.G.Hu, H.S.Xu, for the RIBLL Collaboration Elastic scattering and breakup reactions of the proton drip-line nucleus 8B on 208Pb at 238 MeV NUCLEAR REACTIONS 208Pb(3He, 3He), E=55 MeV; 208Pb(8B, 8B), (8B, X), E=238 MeV; 208Pb(7Be, 7Be), (7Be, X), E=175 MeV, [3He, 7Be and 8B secondary beams from 9Be(12C, X), E=59.7 MeV primary reaction followed by ΔE-E particle identification of fragments at RIBLL-HIRFL-Lanzhou facility]; measured reaction products, particle spectra, using double-sided silicon strip detectors (DSSDs) and a CsI(Tl) crystal array; deduced σ(θ) for elastic scattering and inelastic breakup (NEB) of 8B and 7Be, no significant Coulomb rainbow suppression. Comparison with optical model and continuum discretized coupled channels (CDCC) calculations.
doi: 10.1103/PhysRevC.103.024606
2021ZA03 Phys.Lett. B 816, 136256 (2021) J.C.Zamora, V.Guimaraes, G.V.Rogachev, S.Ahn, J.Lubian, E.N.Cardozo, E.Aboud, M.Assuncao, M.Barbui, J.Bishop, A.Bosh, J.Hooker, C.Hunt, H.Jayatissa, E.Koshchiy, S.Lukyanov, R.O'Dwyer, Y.Penionzhkevich, B.T.Roeder, A.Saastamoinen, S.Upadhyayula Direct fusion measurement of the 8B proton-halo nucleus at near-barrier energies NUCLEAR REACTIONS 40Ar(8B, X), E=5.1 MeV/nucleon; measured reaction products; deduced fusion σ, barrier parameters. Universal Fusion Function (UFF) parameterization, comparison with available data.
doi: 10.1016/j.physletb.2021.136256
2021ZA06 Phys.Rev. C 104, 014607 (2021) J.C.Zamora, C.Sullivan, R.G.T.Zegers, N.Aoi, L.Batail, D.Bazin, M.Carpenter, J.J.Carroll, Y.D.Fang, H.Fujita, U.Garg, G.Gey, C.J.Guess, M.N.Harakeh, T.H.Hoang, E.Hudson, N.Ichige, E.Ideguchi, A.Inoue, J.Isaak, C.Iwamoto, C.Kacir, N.Kobayashi, T.Koike, M.Kumar Raju, S.Lipschutz, M.Liu, P.von Neumann-Cosel, S.Noji, H.J.Ong, S.Peru, J.Pereira, J.Schmitt, A.Tamii, R.Titus, V.Werner, Y.Yamamoto, X.Zhou, S.Zhu Investigation of the isoscalar response of 24Mg to 6Li scattering NUCLEAR REACTIONS 24Mg(6Li, 6Li'), E=100 MeV/nucleon; measured scattered 6Li particles, σ(θ) using Grand Raiden spectrometer and two position-sensitive multiwire drift chambers (MWDCs) and three plastic scintillators for particle identification and reconstructing their trajectories at RCNP-Osaka University; deduced differential σ(E, Q), angular momentum transfers by fitting with multipole-decomposition analysis (MDA) using DWBA calculations for angular-momentum transfers. 24Mg; deduced energies, widths, EWSR, isoscaler giant monopole resonance (ISGMR), isoscaler giant monopole resonance (ISGDR), isoscaler giant quadrupole resonance (ISGQR) strength functions from Lorentzian fits to data. Comparison with antisymmetrized molecular dynamics (AMD) calculations, and with previous experimental data.
doi: 10.1103/PhysRevC.104.014607
2020AY02 Eur.Phys.J. A 56, 71 (2020) A.Ayala, L.A.Hernandez, M.Loewe, J.Cristobal R.R.Zamora On the critical end point in a two-flavor linear sigma model coupled to quarks
doi: 10.1140/epja/s10050-020-00086-z
2020CH37 J.Phys.(London) G47, 105103 (2020) L.C.Chamon, L.R.Gasques, J.C.Zamora Effect of thousands of inelastic couplings on the elastic scattering channel NUCLEAR REACTIONS 208Pb(α, α), (α, α'), E=120 MeV; analyzed available data; calculated σ(θ), σ; deduced realistic values for the deformation parameters of 22 discrete excited states through DWBA.
doi: 10.1088/1361-6471/aba424
2020GA02 Phys.Rev. C 101, 014308 (2020) B.Gao, R.G.T.Zegers, J.C.Zamora, D.Bazin, B.A.Brown, P.Bender, H.L.Crawford, J.Engel, A.Falduto, A.Gade, P.Gastis, T.Ginter, C.J.Guess, S.Lipschutz, A.O.Macchiavelli, K.Miki, E.M.Ney, B.Longfellow, S.Noji, J.Pereira, J.Schmitt, C.Sullivan, R.Titus, D.Weisshaar Gamow-Teller transitions to 93Zr via the 93Nb (t, 3He + γ) reaction at 115 MeV/u and its application to the stellar electron-capture rates NUCLEAR REACTIONS 93Nb(t, 3He), E=115 MeV/nucleon; measured 3He particle spectra, Eγ, double-differential σ(θ) using S800 spectrograph and GRETINA array at NSCL-MSU Coupled Cyclotron Facility. 93Zr; deduced levels, L-transfer, J, π, B(GT), electron capture (EC) rates in the late evolution of core-collapse supernovae, DWBA and multipole decomposition analysis (MDA). Comparison with QRPA and shell-model calculations.
doi: 10.1103/PhysRevC.101.014308
2020RA24 Phys.Rev.Lett. 125, 202701 (2020) J.S.Randhawa, Y.Ayyad, W.Mittig, Z.Meisel, T.Ahn, S.Aguilar, H.Alvarez-Pol, D.W.Bardayan, D.Bazin, S.Beceiro Novo, D.Blankstein, L.Carpenter, M.Cortesi, D.Cortina-Gil, P.Gastis, M.Hall, S.Henderson, J.J.Kolata, T.Mijatovic, F.Ndayisabye, P.O'Malley, J.Pereira, A.Pierre, H.Robert, C.Santamaria, H.Schatz, J.Smith, N.Watwood, J.C.Zamora First Direct Measurement of 22Mg(α, p)25Al and Implications for X-Ray Burst Model-Observation Comparisons NUCLEAR REACTIONS 4He(22Mg, p), E ∼ 5 MeV/nucleon; measured reaction products, Ep, Ip; deduced σ, reaction rates. Comparison with Non-Smoker calculations, available data.
doi: 10.1103/PhysRevLett.125.202701
2020ZA05 Phys.Rev. C 101, 064609 (2020) J.C.Zamora, C.Sullivan, R.G.T.Zegers, N.Aoi, L.Batail, D.Bazin, M.Carpenter, J.J.Carroll, I.Deloncle, Y.D.Fang, H.Fujita, U.Garg, G.Gey, C.J.Guess, M.N.Harakeh, T.H.Hoang, E.Hudson, N.Ichige, E.Ideguchi, A.Inoue, J.Isaak, C.Iwamoto, C.Kacir, N.Kobayashi, T.Koike, M.Kumar Raju, S.Lipschutz, M.Liu, P.von Neumann-Cosel, S.Noji, H.J.Ong, S.Peru, J.Pereira, J.Schmitt, A.Tamii, R.Titus, V.Werner, Y.Yamamoto, X.Zhou, S.Zhu Reexamination of isoscalar giant resonances in 12C and 93Nb through 6Li scattering NUCLEAR REACTIONS 12C, 93Nb(6Li, 6Li'), E=100 MeV/nucleon; measured 6Li spectra, double-differential σ, and angular distributions for the isoscalar giant monopole resonances (ISGMRs) using the high-resolution Grand Raiden magnetic spectrometer at the RCNP-Osaka facility; deduced contribution of different angular momentum transfers to differential σ, energies, widths and E0 strength distribution of GMRs, EWSR, influence on GMRs due to nuclear structure. Angular distribution data fitted using multipole-decomposition analysis (MDA) and DWBA methods. Comparison with antisymmetrized molecular dynamics (AMD) calculations, and with previous experimental data.
doi: 10.1103/PhysRevC.101.064609
2019RI03 Phys.Rev. C 100, 044312 (2019); Erratum Phys.Rev. C 101, 059902 (2020) L.A.Riley, D.Bazin, J.Belarge, P.C.Bender, B.A.Brown, P.D.Cottle, B.Elman, A.Gade, S.D.Gregory, E.B.Haldeman, K.W.Kemper, B.R.Klybor, M.A.Liggett, S.Lipschutz, B.Longfellow, E.Lunderberg, T.Mijatovic, J.Pereira, L.M.Skiles, R.Titus, A.Volya, D.Weisshaar, J.C.Zamora, R.G.T.Zegers Inverse-kinematics proton scattering from 42, 44S, 41, 43P, and the collapse of the N=28 major shell closure NUCLEAR REACTIONS 1H(42S, 42S'), E=62 MeV/nucleon; 1H(44S, 44S'), E=70 MeV/nucleon; 1H(41P, 41P'), E=58 MeV/nucleon; 1H(43P, 43P'), E=65 MeV/nucleon, [secondary 42,44S, 41,43P beams from 9Be(48Ca, X), E=140 MeV/nucleon followed by separation using A1900 fragment separator at NSCL-MSU]; measured reaction products, Eγ, Iγ, (particle)γ-coin using S-800 high resolution magnetic spectrograph, and GRETINA array. 42,44S, 41,43P; deduced levels, J, π, scattering σ, deformation lengths and ratio of neutron-to-proton transition matrix elements for 42,44S. Optical model analysis. Comparison with shell-model calculations using SDPF-U and SDPF-MU interactions, and with previous experimental results. Systematics of deformation lengths in 36,38,40,42,44S. Systematics of ratios of neutron to proton transition matrix elements in 42,44,48,50Ca, 40,42,44,46Ar, 36,38,40,42,44,46S, 36,38Si.
doi: 10.1103/PhysRevC.100.044312
2019TI09 Phys.Rev. C 100, 045805 (2019) R.Titus, E.M.Ney, R.G.T.Zegers, D.Bazin, J.Belarge, P.C.Bender, B.A.Brown, C.M.Campbell, B.Elman, J.Engel, A.Gade, B.Gao, E.Kwan, S.Lipschutz, B.Longfellow, E.Lunderberg, T.Mijatovic, S.Noji, J.Pereira, J.Schmitt, C.Sullivan, D.Weisshaar, J.C.Zamora Constraints for stellar electron-capture rates on 86Kr via the 86Kr(t, 3He+γ)86Br reaction and the implications for core-collapse supernovae NUCLEAR REACTIONS 86Kr, 12C, 14N(t, 3He), E=115 MeV/nucleon, [tritons from 9Be(16O, X), E=150 MeV/nucleon primary reaction, and separated using A1900 fragment separator]; measured 3He spectra, Eγ, Iγ, γγ- and (3He)γ-coin, differential σ(θ) using S800 spectrograph for particles and GRETINA array for γ detection at the NSCL-MSU facility. Data from 12C 14N present as contaminants used for energy calibration. 86Br; deduced levels, L-transfers, Gamow-Teller strength distributions. 86Kr; calculated electron capture rates at T=10 GK using the deduced Gamow-Teller strength distributions. Comparison with shell-model and quasiparticle random-phase approximation (QRPA) calculations. Z=26-41, N=75-93; calculated electron capture rates for 78 nuclides near N=50 and Z=28 (see 2018Ti02) using quasiparticle random-phase approximation (QRPA), with Jπ assignments made for ground states of some nuclides using Gallagher-Moszkowski (GM) rule. Relevance to astrophysical simulations of core-collapse supernovae.
doi: 10.1103/PhysRevC.100.045805
2019WO01 Phys.Rev.Lett. 122, 232701 (2019) C.Wolf, C.Langer, F.Montes, J.Pereira, W.-J.Ong, T.Poxon-Pearson, S.Ahn, S.Ayoub, T.Baumann, D.Bazin, P.C.Bender, B.A.Brown, J.Browne, H.Crawford, R.H.Cyburt, E.Deleeuw, B.Elman, S.Fiebiger, A.Gade, P.Gastis, S.Lipschutz, B.Longfellow, Z.Meisel, F.M.Nunes, G.Perdikakis, R.Reifarth, W.A.Richter, H.Schatz, K.Schmidt, J.Schmitt, C.Sullivan, R.Titus, D.Weisshaar, P.J.Woods, J.C.Zamora, R.G.T.Zegers Constraining the Neutron Star Compactness: Extraction 23Al(p, γ) Reaction Rate for the rp Process NUCLEAR REACTIONS 2H(23Al, n), E=48 MeV/nucleon; measured reaction products, En, In, Eγ, Iγ; deduced J, π, σ, σ(θ), resonance widths and spectroscopic strengths, reaction rates.
doi: 10.1103/PhysRevLett.122.232701
2019ZA07 Phys.Rev. C 100, 032801(R) (2019) J.C.Zamora, R.G.T.Zegers, SamM.Austin, D.Bazin, B.A.Brown, P.C.Bender, H.L.Crawford, J.Engel, A.Falduto, A.Gade, P.Gastis, B.Gao, T.Ginter, C.J.Guess, S.Lipschutz, B.Longfellow, A.O.Macchiavelli, K.Miki, E.Ney, S.Noji, J.Pereira, J.Schmitt, C.Sullivan, R.Titus, D.Weisshaar Experimental constraint on stellar electron-capture rates from the 88Sr(t, 3He + γ) 88Rb reaction at 115 MeV/u NUCLEAR REACTIONS 88Sr(t, 3He)88Rb, E=115 MeV/nucleon, [secondary triton beam from 9Be(16O, X), E=150 MeV/nucleon using Coupled Cyclotron Facility and A1900 fragment separator at NSCL-MSU]; measured 3He ejectiles, angular distributions using S800 spectrograph, and Eγ, Iγ using GRETINA array; deduced double-differential cross sections, L-transfers from fitting of the σ(θ) distributions in the multipole decomposition analysis (MDA), two-dimensional histogram of γ-ray energy versus excitation energy of 88Rb. 88Sr; deduced B(GT) strength distributions, electron capture (EC) rates on 88Sr as a function of stellar density at a temperature of 10 GK. 86,87,88Rb; deduced transitions. 12C(t, 3He)12B, E=115 MeV/nucleon; measured 3He ejectiles, reaction used for calibration and for absolute measurement of the triton beam intensity. Comparison of experimental EC rates on 88Sr with shell model and QRPA calculations. Relevance to the late evolution of core-collapse supernovae.
doi: 10.1103/PhysRevC.100.032801
2018SU14 Phys.Rev. C 98, 015804 (2018) C.Sullivan, R.G.T.Zegers, S.Noji, SamM.Austin, J.Schmitt, N.Aoi, D.Bazin, M.Carpenter, J.J.Carroll, H.Fujita, U.Garg, G.Gey, C.J.Guess, T.H.Hoang, M.N.Harakeh, E.Hudson, N.Ichige, E.Ideguchi, A.Inoue, J.Isaak, C.Iwamoto, C.Kacir, T.Koike, N.Kobayashi, S.Lipschutz, M.Liu, P.von Neumann-Cosel, H.J.Ong, J.Pereira, M.Kumar Raju, A.Tamii, R.Titus, V.Werner, Y.Yamamoto, Y.D.Fang, J.C.Zamora, S.Zhu, X.Zhou The (6Li, 6Li* [3.56 MeV]) reaction at 100 MeV/u as a probe of Gamow-Teller transition strengths in the inelastic scattering channel NUCLEAR REACTIONS 12C(6Li, 6Li'), E=100 MeV/nucleon; measured Eγ, Iγ, 6Li scattered particles, (6Li)γ-coin, double differential σ(θ, Eex) using CAGRA detector array for γ detection, and Grand Raiden magnetic spectrometer for analysis of charged particles at RCNP-Osaka; deduced Doppler-corrected (6Li)γ-coin spectrum, Gamow-Teller strengths, and isovector spin-transfer response in inelastic reaction channel by tagging the reaction with the 3.56-MeV γ-ray from the excited state of 6Li. 24Mg, 93Nb(6Li, 6Li'), E=100 MeV/nucleon; reactions used for calibration, also it was not possible to isolate the isovector spin transfer excitations in the inelastic channel.
doi: 10.1103/PhysRevC.98.015804
2017KO38 Phys.Rev. C 96, 044305 (2017) D.Kocheva, G.Rainovski, J.Jolie, N.Pietralla, A.Blazhev, R.Altenkirch, S.Ansari, A.Astier, M.Bast, M.Beckers, Th.Braunroth, M.Cappellazzo, A.Dewald, F.Diel, M.Djongolov, C.Fransen, K.Gladnishki, A.Goldkuhle, A.Hennig, V.Karayonchev, J.M.Keatings, E.Kluge, Th.Kroll, J.Litzinger, K.Moschner, C.Muller-Gatermann, P.Petkov, M.Scheck, Ph.Scholz, T.Schmidt, P.Spagnoletti, C.Stahl, R.Stegmann, A.Stolz, A.Vogt, N.Warr, V.Werner, D.Wolk, J.C.Zamora, K.O.Zell, V.Yu.Ponomarev, P.Van Isacker Low collectivity of the 2+1 state of 212Po NUCLEAR REACTIONS 208Pb(12C, 8Be)212Po, E=64 MeV; measured Eγ, Iγ, (particle)γ-coin, half-life of the first 2+ state by recoil-distance Doppler-shift (RDDS) method at the FN Tandem facility of the University of Cologne. 212Po; deduced levels, J, π, B(E2). Comparisons with levels and B(E2) of 210Po and 210Pb, and with theoretical calculations using shell model. Systematics of B(E2) values for the first 2+ states in 20Ne, 44Ti, 52Ti, 136Te, 212Po, nuclei with two valence protons and two valence neutrons.
doi: 10.1103/PhysRevC.96.044305
2017ZA09 Phys.Rev. C 96, 034617 (2017) J.C.Zamora, T.Aumann, S.Bagchi, S.Bonig, M.Csatlos, I.Dillmann, C.Dimopoulou, P.Egelhof, V.Eremin, T.Furuno, H.Geissel, R.Gernhauser, M.N.Harakeh, A.-L.Hartig, S.Ilieva, N.Kalantar-Nayestanaki, O.Kiselev, H.Kollmus, C.Kozhuharov, A.Krasznahorkay, Th.Kroll, M.Kuilman, S.Litvinov, Yu.A.Litvinov, M.Mahjour-Shafiei, M.Mutterer, D.Nagae, M.A.Najafi, C.Nociforo, F.Nolden, U.Popp, C.Rigollet, S.Roy, C.Scheidenberger, M.von Schmid, M.Steck, B.Streicher, L.Stuhl, M.Thurauf, T.Uesaka, H.Weick, J.S.Winfield, D.Winters, P.J.Woods, T.Yamaguchi, K.Yue, J.Zenihiro Nuclear-matter radius studies from 58Ni (α, α) experiments at the GSI Experimental Storage Ring with the EXL facility NUCLEAR REACTIONS 4He(58Ni, α), (58Ni, α'), E=100, 150 MeV/nucleon; measured scattered α-particles, differential σ(θ, E) using stored ion beams and a UHV compatible detection system with a double-sided silicon strip detector (DSSD) at the heavy-ion experimental storage ring (ESR) at GSI facility; deduced optical model potential parameters, probability density distribution, point-density distributions of 58Ni, nuclear-matter radius, and compared with Skyrme-Hartree-Fock calculation (SHF), half-density radius, diffuseness of a Fermi-shape, rms radius, total-matter distribution, point-matter distribution. Comparison with experimental data.
doi: 10.1103/PhysRevC.96.034617
2016ZA08 Phys.Lett. B 763, 16 (2016) J.C.Zamora, T.Aumann, S.Bagchi, S.Bonig, M.Csatlos, I.Dillmann, C.Dimopoulou, P.Egelhof, V.Eremin, T.Furuno, H.Geissel, R.Gernhauser, M.N.Harakeh, A.-L.Hartig, S.Ilieva, N.Kalantar-Nayestanaki, O.Kiselev, H.Kollmus, C.Kozhuharov, A.Krasznahorkay, Th.Kroll, M.Kuilman, S.Litvinov, Yu.A.Litvinov, M.Mahjour-Shafiei, M.Mutterer, D.Nagae, M.A.Najafi, C.Nociforo, F.Nolden, U.Popp, C.Rigollet, S.Roy, C.Scheidenberger, M.von Schmid, M.Steck, B.Streicher, L.Stuhl, M.Thurauf, T.Uesaka, H.Weick, J.S.Winfield, D.Winters, P.J.Woods, T.Yamaguchi, K.Yue, J.Zenihiro First measurement of isoscalar giant resonances in a stored-beam experiment NUCLEAR REACTIONS 4He(58Ni, α'), E=100 MeV/nucleon; measured reaction products, Eα, Iα. 58Ni; deduced σ(θ, E), monopole contribution of the energy-weighted sum rule (EWSR).
doi: 10.1016/j.physletb.2016.10.015
2015DO10 Phys.Scr. T166, 014007 (2015) D.T.Doherty, P.J.Woods, Y.A.Litvinov, M.A.Najafi, S.Bagchi, S.Bishop, M.Bo, C.Brandau, T.Davinson, I.Dillmann, A.Estrade, P.Egelhof, A.Evdokimov, A.Gumberidze, M.Heil, C.Lederer, S.A.Litvinov, G.Lotay, N.Kalantar-Nayestanaki, O.Kiselev, C.Kozhuharov, T.Kroll, M.Mahjour-Shafiei, M.Mutterer, F.Nolden, N.Petridis, U.Popp, R.Reifarth, C.Rigollet, S.Roy, M.Steck, T.Stohlker, B.Streicher, S.Trotsenko, M.v.Schmid, X.L.Yan, J.C.Zamora Nuclear transfer reaction measurements at the ESR-for the investigation of the astrophysical 15O(α, γ)19Ne reaction NUCLEAR REACTIONS 1H(20Ne, d), E=50 MeV/nucleon; measured reaction products; deduced energy levels, J, π. Comparison with available data.
doi: 10.1088/0031-8949/2015/T166/014007
2015ZA12 Phys.Scr. T166, 014006 (2015) J.C.Zamora, for the EXL Collaboration Isoscalar giant resonance studies in a stored-beam experiment within EXL NUCLEAR REACTIONS 4He(56Ni, α), E=100 MeV/nucleon; measured reaction products, Eα, Iα; deduced σ(θ), σ(θ, E), evidence for the excitation of the isoscalar giant monopole resonance (ISGMR) in the 58Ni nucleus.
doi: 10.1088/0031-8949/2015/T166/014006
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
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
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
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
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
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
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
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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