NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = E.Rodriguez-Vieitez Found 20 matches. 2015PE09 Phys.Lett. B 748, 173 (2015) M.Petri, P.Fallon, A.O.Macchiavelli, S.Heil, E.Rodriguez-Vieitez, D.Bazin, C.M.Campbell, R.M.Clark, M.Cromaz, A.Gade, T.Glasmacher, I.Y.Lee, S.Malbrunot-Ettenauer, S.Paschalis, A.Ratkiewicz, J.R.Terry, D.Weisshaar, M.Wiedeking Competing particle-hole excitations in 30Na: Constraining state-of-the-art effective interactions NUCLEAR REACTIONS 9Be(31Mg, p)30Na, E=93 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, band structure. Comparison with shell model calculations using the SDPF-M interaction.
doi: 10.1016/j.physletb.2015.06.067
2012SC10 Phys.Rev. C 85, 054619 (2012) N.D.Scielzo, J.E.Escher, J.M.Allmond, M.S.Basunia, C.W.Beausang, L.A.Bernstein, D.L.Bleuel, J.T.Burke, R.M.Clark, F.S.Dietrich, P.Fallon, J.Gibelin, B.L.Goldblum, S.R.Lesher, M.A.McMahan, E.B.Norman, L.Phair, E.Rodriguez-Vieitez, S.A.Sheets, I.J.Thompson, M.Wiedeking Statistical γ rays in the analysis of surrogate nuclear reactions NUCLEAR REACTIONS 154,155,156,158Gd(p, p'), E=21.7 MeV; measured Ep, Ip, Eγ, Iγ, pγ-coin using STARS-LiBerACE at LBNL cyclotron facility; deduced γ-ray emission probability. 155,157Gd(n, γ), E<3.5 MeV; deduced cross section ratios by surrogate analyses using statistical and discrete γ-rays. Comparison with reaction theory. Surrogate nuclear reaction technique.
doi: 10.1103/PhysRevC.85.054619
2011GI03 Nucl.Instrum.Methods Phys.Res. A648, 109 (2011) J.Gibelin, M.Wiedeking, L.Phair, P.Fallon, S.Basunia, L.A.Bernstein, J.T.Burke, D.L.Bleuel, R.M.Clark, M.Cromaz, M.-A.Deleplanque, B.F.Goldblum, S.Gros, H.B.Jeppesen, P.T.Lake, I.-Y.Lee, S.R.Lesher, A.O.Macchiavelli, M.A.McMahan, J.Pavan, E.Rodriguez-Vieitez, N.D.Scielzo, L.G.Moretto Channel selection of neutron-rich nuclei following fusion-evaporation reactions of light systems NUCLEAR REACTIONS 9Be(9Be, X)15N/16N/12C/13C/15C/16C, E=30, 35, 40 MeV;12C(18O, X)27Mg/28Mg, E=50, 60 MeV; 11B, 12C(18O, X)26Mg/27Mg/25Mg/24Na, E not given; measured reaction products, Eγ, Iγ; deduced production yields. Comparison with PACE, LisFus and GEMINI calculations.
doi: 10.1016/j.nima.2011.05.041
2010FA04 Phys.Rev. C 81, 041302 (2010) P.Fallon, E.Rodriguez-Vieitez, A.O.Macchiavelli, A.Gade, J.A.Tostevin, P.Adrich, D.Bazin, M.Bowen, C.M.Campbell, R.M.Clark, J.M.Cook, M.Cromaz, D.C.Dinca, T.Glasmacher, I.Y.Lee, S.McDaniel, W.F.Mueller, S.G.Prussin, A.Ratkiewicz, K.Siwek, J.R.Terry, D.Weisshaar, M.Wiedeking, K.Yoneda, B.A.Brown, T.Otsuka, Y.Utsuno Two-proton knockout from 32Mg: Intruder amplitudes in 30Ne and implications for the binding of 29, 31F NUCLEAR REACTIONS 9Be(32Mg, 30Ne), E=86.7, 99.7 MeV/nucleon; measured Eγ, Iγ, and σ using SeGA array. 32Mg beam from 9Be(48Ca, X), E=140 MeV/nucleon. 30Ne; deduced levels, J, π, intruder configuration. 29,31F; discussed implications for binding energies. 32Mg; deduced configuration. Comparison with large-scale shell model calculations.
doi: 10.1103/PhysRevC.81.041302
2010HA03 Phys.Rev. C 81, 011602 (2010) R.Hatarik, L.A.Bernstein, J.A.Cizewski, D.L.Bleuel, J.T.Burke, J.E.Escher, J.Gibelin, B.L.Goldblum, A.M.Hatarik, S.R.Lesher, P.D.O'Malley, L.Phair, E.Rodriguez-Vieitez, T.Swan, M.Wiedeking Benchmarking a surrogate reaction for neutron capture NUCLEAR REACTIONS 171,173Yb(d, pγ), E=18.5 MeV; measured Eγ, Iγ, particle spectra, (particle)γ-coin using STARS array for particles and HPGe detectors for γ rays; deduced intensity ratios of γ rays in 172Yb and 174Yb, cross sections, and comparison with DICEBOX simulations. 171,173Yb(n, γ), E=5-260 keV; comparison of neutron capture cross sections with those from (d, pγ) reaction using external surrogate ratio method.
doi: 10.1103/PhysRevC.81.011602
2010SC06 Phys.Rev. C 81, 034608 (2010) N.D.Scielzo, J.E.Escher, J.M.Allmond, M.S.Basunia, C.W.Beausang, L.A.Bernstein, D.L.Bleuel, J.T.Burke, R.M.Clark, F.S.Dietrich, P.Fallon, J.Gibelin, B.L.Goldblum, S.R.Lesher, M.A.McMahan, E.B.Norman, L.Phair, E.Rodriquez-Vieitez, S.A.Sheets, I.J.Thompson, M.Wiedeking Measurement of γ-emission branching ratios for 154, 156, 158Gd compound nuclei: Tests of surrogate nuclear reaction approximations for (n, γ) cross sections NUCLEAR REACTIONS 154,156,158Gd(p, p'γ), E=22 MeV; measured Eγ, Iγ, proton spectra, γ-ray emission probabilities using STARS/LiBerACE array. 155,157Gd(n, γ), E=0.01-4 MeV; deduced σ by surrogate reaction method using Weisskopf-Ewing and ratio approximations.
doi: 10.1103/PhysRevC.81.034608
2009BA23 Nucl.Instrum.Methods Phys.Res. B267, 1899 (2009) M.S.Basunia, R.M.Clark, B.L.Goldblum, L.A.Bernstein, L.Phair, J.T.Burke, C.W.Beausang, D.L.Bleuel, B.Darakchieva, F.S.Dietrich, M.Evtimova, P.Fallon, J.Gibelin, R.Hatarik, C.C.Jewett, S.R.Lesher, M.A.McMahan, E.Rodriguez-Vieitez, M.Wiedeking The (3He, tf) as a surrogate reaction to determine (n, f) cross sections in the 10-20 MeV energy range NUCLEAR REACTIONS 238U(3He, tf), E=10-20 MeV; Measured surrogate σ;237Np(n, f); Deduced σ. Compared results with ENDF/B-VII.0, JENDL-3.3 libraries.
doi: 10.1016/j.nimb.2009.04.006
2009LE11 Phys.Rev. C 79, 044609 (2009) S.R.Lesher, J.T.Burke, L.A.Bernstein, H.Ai, C.W.Beausang, D.L.Bleuel, R.M.Clark, F.S.Dietrich, J.E.Escher, P.Fallon, J.Gibelin, B.L.Goldblum, I.Y.Lee, A.O.Macchiavelli, M.A.McMahan, K.J.Moody, E.B.Norman, L.Phair, E.Rodriguez-Vieitez, N.D.Scielzo, M.Wiedeking Surrogate ratio method in the actinide region using the (α, α'f) reaction NUCLEAR REACTIONS 234,236U(α, α'f), E=55 MeV; measured fission spectra, α(fission)-coin, in-plane and out-of-plane fission ratios; deduced direct-reaction-induced fission probability ratio. 233,235U(n, f); compared cross sections. Comparison between fission probability ratio and ratio of cross sections. Surrogate ratio method (SRM). Application of SRM as a method of calculating unknown cross sections.
doi: 10.1103/PhysRevC.79.044609
2008WI04 Phys.Rev.Lett. 100, 152501 (2008) M.Wiedeking, P.Fallon, A.O.Macchiavelli, J.Gibelin, M.S.Basunia, R.M.Clark, M.Cromaz, M.-A.Deleplanque, S.Gros, H.B.Jeppesen, P.T.Lake, I.-Y.Lee, L.G.Moretto, J.Pavan, L.Phair, E.Rodriguez-Vieitez, L.A.Bernstein, D.L.Bleuel, J.T.Burke, S.R.Lesher, B.F.Lyles, N.D.Scielzo Lifetime Measurement of the First Excited 2+ State in 16C NUCLEAR REACTIONS 9Be(9Be, 2p), E=40 MeV; measured Eγ, Iγ, charged particles. 16C; deduced levels, lifetimes, B(E2).
doi: 10.1103/PhysRevLett.100.152501
2008WI05 Phys.Rev. C 77, 054305 (2008) M.Wiedeking, P.Fallon, A.O.Macchiavelli, L.A.Bernstein, J.Gibelin, L.Phair, J.T.Burke, D.L.Bleuel, R.M.Clark, M-A.Deleplanque, S.Gros, R.Hatarik, H.B.Jeppesen, I-Y.Lee, B.F.Lyles, M.A.McMahan, L.G.Moretto, J.Pavan, E.Rodriguez-Vieitez, A.Volya Nuclear structure of 18N and the neighboring N = 11 isotones NUCLEAR REACTIONS 9Be(11B, 2p), E=50 MeV; measured Eγ, Iγ, γγ-, (2p)γ-coin, lifetimes. 18N; deduced levels, J, π, configurations. 17C, 18N, 19O; systematics. Comparison with model calculations.
doi: 10.1103/PhysRevC.77.054305
2008WI09 Phys.Rev. C 78, 037302 (2008) M.Wiedeking, E.Rodriguez-Vieitez, P.Fallon, M.P.Carpenter, R.M.Clark, D.Cline, M.Cromaz, M.Descovich, R.V.F.Janssens, I.-Y.Lee, M.-A.Deleplanque, A.O.Macchiavelli, F.S.Stephens, R.Teng, X.Wang, D.Ward, C.Y.Wu, S.Zhu, T.Otsuka, Y.Utsuno, A.Volya Intruder excitations in 35P NUCLEAR REACTIONS 208Pb(36S, X), E=230 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin. 34Si, 35P; deduced levels, J, π, B(E2). Comparison with shell model calculations.
doi: 10.1103/PhysRevC.78.037302
2007LY04 Phys.Rev. C 76, 014606 (2007); Erratum Phys.Rev. C 76, 019905 (2007) B.F.Lyles, L.A.Bernstein, J.T.Burke, F.S.Dietrich, J.Escher, I.Thompson, D.L.Bleuel, R.M.Clark, P.Fallon, J.Gibelin, A.O.Macchiavelli, M.A.McMahan, L.Phair, E.Rodriguez-Vieitez, M.Wiedeking, C.W.Beausang, S.R.Lesher, B.Darakchieva, M.Evtimova Absolute and relative surrogate measurements of the 236U(n, f) cross section as a probe of angular momentum effects NUCLEAR REACTIONS 235,238U(3He, αf), E=42 MeV; measured fission fragment spectra in coincidence with α-particles. 236U(n, f), E< 20 MeV; deduced cross sections using the surrogate technique.
doi: 10.1103/PhysRevC.76.014606
2006BU06 Phys.Rev. C 73, 054604 (2006) J.T.Burke, L.A.Bernstein, J.Escher, L.Ahle, J.A.Church, F.S.Dietrich, K.J.Moody, E.B.Norman, L.Phair, P.Fallon, R.M.Clark, M.A.Deleplanque, M.Descovich, M.Cromaz, I.Y.Lee, A.O.Macchiavelli, M.A.McMahan, L.G.Moretto, E.Rodriguez-Vieitez, F.S.Stephens, H.Ai, C.Plettner, C.Beausang, B.Crider Deducing the 237U(n, f) cross section using the surrogate ratio method NUCLEAR REACTIONS 236,238U(α, α'F), E=55 MeV; measured Eα, fission fragment spectra; deduced relative fission yields. 237U(n, F), E=0-20 MeV; deduced fission σ. Surrogate ratio method.
doi: 10.1103/PhysRevC.73.054604
2006FR13 Phys.Rev. C 74, 034313 (2006) J.Fridmann, I.Wiedenhover, A.Gade, L.T.Baby, D.Bazin, B.A.Brown, C.M.Campbell, J.M.Cook, P.D.Cottle, E.Diffenderfer, D.-C.Dinca, T.Glasmacher, P.G.Hansen, K.W.Kemper, J.L.Lecouey, W.F.Mueller, E.Rodriguez-Vieitez, J.R.Terry, J.A.Tostevin, K.Yoneda, H.Zwahlen Shell structure at N = 28 near the dripline: Spectroscopy of 42Si, 43P, and 44S NUCLEAR REACTIONS 9Be(44S, X)42Si/43P, E=98.6 MeV/nucleon; 9Be(46Ar, X)44S, E=98.1 MeV/nucleon; measured Eγ, Iγ, particle spectra, (particle)γ-coin; deduced one- and two-proton knockout σ. 43P deduced transition. 42Si, 43P, 44S deduced ground-state configurations, shell closure features. Shell model, diffractive effects in knockout reactions.
doi: 10.1103/PhysRevC.74.034313
2006LE41 Phys.Scr. T125, 142 (2006) I.Y.Lee, F.S.Stephens, M.A.Deleplanque, A.O.Macchiavelli, D.Ward, P.Fallon, M.Cromaz, R.M.Clark, M.Descovich, R.M.Diamond, E.Rodriguez-Vieitez Order-to-chaos transition in rotational nuclei NUCLEAR REACTIONS 124Sn(48Ca, 4n), (48Ca, 5n), (48Ca, 6n), E=215 MeV; measured Eγ, Iγ, γγ-coin. 168,169,170Yb deduced rotational damping widths, spreading widths, correlation probabilities, ordered and chaotic behavior. Gammasphere array.
doi: 10.1088/0031-8949/2006/T125/033
2005CL07 Phys.Rev. C 72, 054605 (2005) R.M.Clark, L.W.Phair, M.Descovich, M.Cromaz, M.A.Deleplanque, P.Fallon, I.Y.Lee, A.O.Macchiavelli, M.A.McMahan, L.G.Moretto, E.Rodriguez-Vieitez, S.Sinha, F.S.Stephens, D.Ward, M.Wiedeking, L.A.Bernstein, J.T.Burke, J.A.Church Population of nuclei via 7Li-induced binary reactions NUCLEAR REACTIONS 184W(7Li, xn), (7Li, xnp), (7Li, xnα), E=35-70 MeV; calculated σ. 184W(7Li, X)184Os/185Os/186Os/188Os/184Ir/185Ir/186Ir/183Re/185Re, E=40-70 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin, particle yield ratios. 160Gd(7Li, xnp), E=35-65 MeV; analyzed σ. Liberace, Stars arrays.
doi: 10.1103/PhysRevC.72.054605
2005FR19 Nature(London) 435, 922 (2005) J.Fridmann, I.Wiedenhover, A.Gade, L.T.Baby, D.Bazin, B.A.Brown, C.M.Campbell, J.M.Cook, P.D.Cottle, E.Diffenderfer, D.-C.Dinca, T.Glasmacher, P.G.Hansen, K.W.Kemper, J.L.Lecouey, W.F.Mueller, H.Olliver, E.Rodriguez-Vieitez, J.R.Terry, J.A.Tostevin, K.Yoneda 'Magic' nucleus 42Si NUCLEAR REACTIONS Be(44S, X)43P/42Si, E=98.6 MeV/nucleon; Be(46Ar, X)44S, E=98.1 MeV/nucleon; measured particle spectra, Eγ, Iγ, (particle)γ-coin; deduced σ. 43P deduced transition. 42Si, 43P, 44S deduced ground-state configurations, shell closure features.
doi: 10.1038/nature03619
2005ST03 Phys.Rev.Lett. 94, 042501 (2005) F.S.Stephens, M.A.Deleplanque, I.Y.Lee, A.O.Macchiavelli, D.Ward, P.Fallon, M.Cromaz, R.M.Clark, M.Descovich, R.M.Diamond, E.Rodriguez-Vieitez Order-to-Chaos Transition in Rotational Nuclei NUCLEAR REACTIONS 124Sn(48Ca, 4n), (48Ca, 5n), (48Ca, 6n), E=215 MeV; measured Eγ, Iγ, γγ-coin. 166,167,168Yb deduced transition energy correlations, level spacing and interaction potential features, order-to-chaos transition. Gammasphere array.
doi: 10.1103/PhysRevLett.94.042501
2004CL04 Phys.Rev. C 69, 064322 (2004); Comment Phys.Rev. C 70, 049801 (2004) R.M.Clark, M.Cromaz, M.A.Deleplanque, M.Descovich, R.M.Diamond, P.Fallon, I.Y.Lee, A.O.Macchiavelli, H.Mahmud, E.Rodriguez-Vieitez, F.S.Stephens, D.Ward Searching for E(5) behavior in nuclei NUCLEAR STRUCTURE Z=30-82; analyzed level energies, B(E2) for even-even nuclides. 102Pd, 106,108Cd, 124Te, 128Xe, 134Ba deduced E(5) symmetry features.
doi: 10.1103/PhysRevC.69.064322
2003CL06 Phys.Rev. C 68, 037301 (2003) R.M.Clark, M.Cromaz, M.A.Deleplanque, M.Descovich, R.M.Diamond, P.Fallon, R.B.Firestone I.Y.Lee, A.O.Macchiavelli, H.Mahmud, E.Rodriguez-Vieitez, F.S.Stephens, D.Ward Searching for X(5) behavior in nuclei NUCLEAR STRUCTURE 104Mo, 126Ba, 126,130Ce, 134Sm, 150Nd, 152Sm, 154Gd, 156Dy, 158Er, 162Yb, 170,172W, 190,192Os; analyzed yrast level energies, B(E2). 126Ba, 130Ce, 150Nd, 152Sm, 154Gd, 156Dy; deduced possible X(5) critical point behavior.
doi: 10.1103/PhysRevC.68.037301
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