NSR Query Results
Output year order : Descending NSR database version of May 3, 2024. Search: Author = V.R.Brown Found 42 matches. 2003BR21 Eur.Phys.J. A 18, 289 (2003) V.R.Brown, B.F.Gibson, J.A.Carlson, R.Schiavilla Parity non-conservation in proton-proton elastic scattering NUCLEAR REACTIONS 1H(polarized p, p), E=0-350 MeV; calculated parity-non-conserving longitudinal asymmetry.
doi: 10.1140/epja/i2002-10218-2
2002CA15 Phys.Rev. C65, 035502 (2002) J.Carlson, R.Schiavilla, V.R.Brown, B.F.Gibson Parity-Violating Interaction Effects: The longitudinal asymmetry in pp elastic scattering NUCLEAR REACTIONS 1H(p, p), E=0-350 MeV; calculated parity-violating longitudinal asymmetry; deduced reaction mechanism features. Comparisons with data.
doi: 10.1103/PhysRevC.65.035502
1997MA34 Phys.Rev. C56, 365 (1997) V.A.Madsen, J.D.Anderson, S.M.Grimes, V.R.Brown, P.M.Anthony Minimum in the Forward Angle Quasielastic (p, n) Cross Section: A means of detecting rapid variations in the forward scattering amplitudes NUCLEAR REACTIONS 90,91,92,94Zr(p, n), E=18, 25 MeV; analyzed reaction σ(θ). 140Ce(n, X), E=5-40 MeV; analyzed σ(total). DWBA calaculations, Ramsauer, nuclear surface effects.
doi: 10.1103/PhysRevC.56.365
1996GR07 Phys.Rev. C53, 2709 (1996) S.M.Grimes, R.W.Bauer, J.D.Anderson, V.R.Brown, B.A.Pohl, C.H.Poppe, V.A.Madsen, R.Langkau, W.Scobel, S.Stamer Low-Lying Gamow-Teller States in 92Nb NUCLEAR REACTIONS 90,92Zr(p, n), E=26 MeV; measured σ(E, θ). 90,92Nb levels deduced Gamow-Teller strength. Quasi-particle, shell models, RPA.
doi: 10.1103/PhysRevC.53.2709
1993HO02 Phys.Rev. C47, 629 (1993) D.J.Horen, R.L.Auble, J.Gomez del Campo, G.R.Satchler, R.L.Varner, J.R.Beene, B.Lund, V.R.Brown, P.L.Anthony, V.A.Madsen Systematics of Isospin Character of Transitions to the 2+1 and 3-1 States in 90,92,94,96Zr NUCLEAR REACTIONS 90,92,94,96Zr(6Li, 6Li), (6Li, 6Li'), E=70 MeV; measured σ(θ); deduced model parameters. 90,92,94,96Zr levels deduced B(λ), neutron, proton matrix element ratio. Deformed optical model, folding model analyses.
doi: 10.1103/PhysRevC.47.629
1993KO53 Nucl.Instrum.Methods Phys.Res. B79, 297 (1993) J.E.Koster, R.O.Nelson, M.E.Schillaci, S.A.Wender, D.Mayo, F.P.Brady, J.Romero, D.Krofcheck, M.Blann, P.Anthony, V.R.Brown, L.Hansen, B.Pohl, T.C.Sangster, H.Nifenecker, J.A.Pinston Neutron-Proton Bremsstrahlung Experiments NUCLEAR REACTIONS 1H(n, γ), E=138-401 MeV; measured γ rays. Tof techniques.
doi: 10.1016/0168-583X(93)95348-9
1993MA15 Phys.Rev. C47, 2077 (1993) V.A.Madsen, R.W.Bauer, J.D.Anderson, V.R.Brown, B.A.Pohl, C.H.Poppe, S.Stamer, E.Mordhorst, W.Scobel, S.M.Grimes Theoretical Treatment of Analog (p, n) Cross Sections for Odd Nuclei: Application to measurements of 105Pd at 26 MeV NUCLEAR REACTIONS 105Pd(p, n), E=26 MeV; measured σ(θ), neutron spectra. 105Ag deduced IAS excitation mechanism. Model comparison.
doi: 10.1103/PhysRevC.47.2077
1992HO12 Phys.Lett. 296B, 18 (1992) D.J.Horen, R.L.Auble, J.Gomez del Campo, R.L.Varner, J.R.Beene, G.R.Satchler, B.Lund, V.R.Brown, P.L.Anthony, V.A.Madsen Different Effects of Valence Neutrons on the Isospin Character of Transitions to the First 2+ and 3- States of 90,92,94,96Zr NUCLEAR REACTIONS 90,92,94,96Zr(6Li, 6Li'), E=70 MeV; measured σ(θ). 90,92,94,96Zr levels deduced neutron, proton matrix element ratio.
doi: 10.1016/0370-2693(92)90797-8
1991BR18 Phys.Rev. C44, 1296 (1991) V.R.Brown, P.L.Anthony, J.Franklin Proton-Proton Bremsstrahlung Calculations at 280 MeV NUCLEAR REACTIONS 1H(polarized p, γ), E=280 MeV; calculated σ(θ1, θ2, θγ), analyzing power.
doi: 10.1103/PhysRevC.44.1296
1991HO13 Phys.Rev. C44, 128 (1991) D.J.Horen, R.L.Auble, J.R.Beene, F.E.Bertrand, M.L.Halbert, G.R.Satchler, M.Thoennessen, R.L.Varner, V.R.Brown, P.L.Anthony, V.A.Madsen Isospin Character of Transitions to Bound States in 204,206,208Pb using Inelastic Scattering of 17O Ions NUCLEAR REACTIONS 204,206,208Pb(17O, 17O'), E=375 MeV; measured σ(θ); deduced optical model parameters. 204,206,208Pb levels deduced B(λ), neutron, proton matrix element ratio. Enriched targets. DWBA analysis. NUCLEAR STRUCTURE 204,206,208Pb; calculated B(λ), neutron, proton matrix element ratio. RPA method.
doi: 10.1103/PhysRevC.44.128
1990AN10 Phys.Rev. C41, 1993 (1990) J.D.Anderson, V.R.Brown, R.W.Bauer, B.A.Pohl, C.H.Poppe, S.Stamer, E.Mordhorst, W.Scobel, S.M.Grimes, V.A.Madsen Analog (p, n) Cross Sections of Even-Even Palladium Isotopes at 26 MeV NUCLEAR REACTIONS, ICPND 104,106,108,110Pd(p, n), E=26 MeV; measured σ(θ); deduced σ for analog states. Coupled-channels analyses.
doi: 10.1103/PhysRevC.41.1993
1989HJ01 Phys.Rev.Lett. 62, 870 (1989) E.L.Hjort, F.P.Brady, J.L.Romero, J.R.Drummond, M.A.Hamilton, B.McEachern, R.D.Smith, V.R.Brown, F.Petrovich, V.A.Madsen Pb(n, n'X) at 65 MeV and the Isospin Structure of the Giant Quadrupole Resonance Region NUCLEAR REACTIONS 208Pb(n, n'X), E=65 MeV; measured σ(θn, En). 208Pb deduced GQR isospin structure. Other data input.
doi: 10.1103/PhysRevLett.62.870
1989MA44 Phys.Rev. C40, 1999 (1989) V.A.Madsen, L.F.Hansen, V.R.Brown, D.G.Madland Correction for Truncation in Coupled-Channels Optical Potentials NUCLEAR REACTIONS 238U(n, n'), E=1, 4, 8 MeV; 238U(p, p'), E=18, 26 MeV; calculated σ. Coupled-channels formalism, truncation.
doi: 10.1103/PhysRevC.40.1999
1988AN11 Phys.Rev. C38, 1601 (1988) J.D.Anderson, R.W.Bauer, V.R.Brown, S.M.Grimes, V.A.Madsen, B.A.Pohl, C.H.Poppe, W.Scobel Analog (p, n) Cross Sections of the Zirconium Isotopes at 18 and 25 MeV NUCLEAR REACTIONS, ICPND 90,91,92,94Zr(p, n), E=18, 25 MeV; measured σ(θ); deduced reaction mechanism. 90,91,92,93Nb deduced analog excitation σ. 91Zr(p, n), E ≈ 12-40 MeV; analyzed σ(E).
doi: 10.1103/PhysRevC.38.1601
1988BR09 Phys.Rev. C37, 1539 (1988) V.R.Brown, J.A.Carr, V.A.Madsen, F.Petrovich Isospin Distribution of Quadrupole Strength in 118Sn: Comparison with pion, nucleon, and electron scattering NUCLEAR REACTIONS 118Sn(π+, π+'), (π-, π-'), E=130 MeV; 118Sn(p, p'), E=24.5 MeV; 118Sn(n, n'), E=11 MeV; calculated σ(θ). 118Sn deduced quadrupole transition strength isospin features. Quasiparticle RPA.
doi: 10.1103/PhysRevC.37.1539
1988MA41 Phys.Rev. C38, 1428 (1988) Sharing of Collective Multipole Strength in the Nuclear Particle-Hole Model NUCLEAR STRUCTURE 118Sn; calculated giant quadrupole states, isocalar, isovector strength distributions. Particle-hole model.
doi: 10.1103/PhysRevC.38.1428
1986BR03 Phys.Rev. C33, 1235 (1986) V.R.Brown, C.Wong, C.H.Poppe, J.D.Anderson, J.C.Davis, S.M.Grimes, V.A.Madsen Cross Sections for the Ti(p, n) Reaction to Analogs of Ground and 2+ Excited States NUCLEAR REACTIONS, ICPND 46,47,48,49,50Ti(p, n), E=11.5-26 MeV; measured σ(En), σ(θ); deduced σ, β(n)/β(p). 46,48,50Ti levels deduced β.
doi: 10.1103/PhysRevC.33.1235
1986SM02 Phys.Rev. C33, 847 (1986) R.D.Smith, V.R.Brown, V.A.Madsen Isovector Deformation Parameters from Coupled-Channel Analysis of (p, n) Reactions NUCLEAR REACTIONS 54,55Fe(p, n), (p, p'), E=35 MeV; 54,55Fe(n, n), (n, n'), E=26 MeV; calculated σ(θ); deduced reaction mechanism. 54,56Fe deduced isovector deformation parameter. Lane model, optical potential, vibrational model couplings.
doi: 10.1103/PhysRevC.33.847
1985BR20 Phys.Lett. 164B, 217 (1985) V.R.Brown, A.M.Bernstein, V.A.Madsen The Reversal Effect for Neutron and Proton Multipole Matrix Elements in Higher 2+ Transitions NUCLEAR STRUCTURE 118Sn, 54Fe, 90Zr, 208Pb; calculated 2+ multipole neutron, proton matrix elements; deduced spin-orbit intruder role. RPA.
doi: 10.1016/0370-2693(85)90312-0
1984BR03 J.Phys.(London) G10, 363 (1984) F.P.Brady, G.A.Needham, J.L.Ullmann, C.M.Castaneda, T.D.Ford, N.S.P.King, J.L.Romero, M.L.Webb, V.R.Brown, C.H.Poppe Excitation of Analogue Isovector Resonances via the (n, p) Reaction at 60 MeV NUCLEAR REACTIONS 6,7Li, 12C, 16O, 28Si, 58,60,62,64Ni, 209Bi(n, p), E=60 MeV; measured σ(θ); deduced effective nucleon-nucleon interaction isovector spin-dependent component, analog isovector resonance excitation mechanism. 28Al deduced Gamow-Teller type transition. 7He deduced L=1 dipole strength contribution. 6He, 12B deduced L=1 strength spin character, Gamow-Teller type transition. 16N deduced L=1 strength spin character.
doi: 10.1088/0305-4616/10/3/011
1984MA01 Phys.Rev.Lett. 52, 176 (1984) Schematic Model for the Differences between Neutron and Proton Quadrupole Deformation Parameters in Open-Shell Nuclei NUCLEAR STRUCTURE 88,86,76Sr; calculated neutron, proton quadrupole deformation parameter, matrix element ratios. Se, Sr, Zr, Mo, Cd, Sn, Te, Ba, Ce, Sm; calculated neutron, proton quadrupole deformation parameter ratio. Schematic model, open shell nuclei.
doi: 10.1103/PhysRevLett.52.176
1983BR03 Phys.Rev.Lett. 50, 658 (1983) Crucial Test for the Δ(1232)-Hole Effect: (n, p) vs (p, n) NUCLEAR REACTIONS 208Pb(n, p), E not given; calculated σ(θ); deduced isobar-hole state role in charge exchange process. Born approximation.
doi: 10.1103/PhysRevLett.50.658
1983MA17 Phys.Lett. 123B, 13 (1983) V.A.Madsen, T.Suzuki, A.M.Bernstein, V.R.Brown Neutron and Proton Multipole Matrix Elements in 48Ca and 208Pb NUCLEAR STRUCTURE 48Ca, 208Pb; calculated neutron, proton multipole matrix element ratios. RPA.
doi: 10.1016/0370-2693(83)90947-4
1983MI25 Phys.Lett. 131B, 26 (1983) R.A.Miskimen, A.M.Bernstein, B.Quinn, S.A.Wood, M.V.Hynes, G.S.Blanpied, B.G.Ritchie, V.R.Brown DWIA Predictions of (p, p') Data using Electromagnetically Constrained Densities NUCLEAR REACTIONS 28,30Si, 34S, 40,42Ca(polarized p, p'), E=650 MeV; measured σ(θ). 24,26Mg(polarized p, p'), E=800 MeV; analyzed σ(θ). DWIA, proton, neutron transition densities, electromagnetic constraints.
doi: 10.1016/0370-2693(83)91084-5
1982BE32 Phys.Rev.Lett. 49, 451 (1982) A.M.Bernstein, R.A.Miskimen, B.Quinn, S.A.Wood, M.V.Hynes, G.S.Blanpied, B.G.Ritchie, V.R.Brown Determination of Relative Signs of Neutron and Proton Transition Matrix Elements: Strong cancellation observed for the 34S(O+ → 22+) transition NUCLEAR REACTIONS 34S, 42Ca(polarized p, p'), E=650 MeV; 30Si(polarized p, p'), E=650, 800 MeV; measured σ(θ). 26Mg, 30Si, 42Ca, 34S deduced neutron, proton transition matrix element relative sign.
doi: 10.1103/PhysRevLett.49.451
1982BR24 Phys.Rev. C26, 2247 (1982) B.A.Brown, B.H.Wildenthal, W.Chung, S.E.Massen, M.Bernas, A.M.Bernstein, R.Miskimen, V.R.Brown, V.A.Madsen Isovector E2 Matrix Elements from Electromagnetic Transitions in the s-d shell: Experiment and shell-model calculations. NUCLEAR STRUCTURE A=17-39; calculated B(E2) for isovector transitions; deduced isovector effective charge. Shell model.
doi: 10.1103/PhysRevC.26.2247
1982WO06 Phys.Rev. C26, 889 (1982) C.Wong, S.M.Grimes, C.H.Poppe, V.R.Brown, V.A.Madsen Excitation of 0+, 2+, (0+)', (2+)', 4+ Analog States in the Even Selenium Isotopes with 19-25 MeV Protons; Coupled-channel analysis NUCLEAR REACTIONS 76,80,82Se(p, n), E=19, 20, 22, 25 MeV; measured σ(En), σ(θ). 76,80,82Br deduced analog excitation mechanism. Coupled-channels calculation.
doi: 10.1103/PhysRevC.26.889
1981BE31 Phys.Lett. 103B, 255 (1981) A.M.Bernstein, V.R.Brown, V.A.Madsen Neutron and Proton Transition Matrix Elements and Inelastic Hadron Scattering NUCLEAR STRUCTURE 26Mg, 48Ca, 208Pb; calculated neutron, proton transition matrix element ratio. Inelastic hadron scattering, electromagnetic transition rate input.
doi: 10.1016/0370-2693(81)90219-7
1981BE49 Phys.Lett. 106B, 259 (1981) A.M.Bernstein, V.R.Brown, V.A.Madsen The Variation of βR with Probe in Inelastic Hadron Scattering and the Adequacy of First-Order Calculations NUCLEAR REACTIONS 116Sn, 90Zr, 58Ni(p, p'), E=800 MeV, 1.047 GeV; 116Sn, 90Zr, 58Ni(π, π'), E=162 MeV; 116Sn, 90Zr, 58Ni(α, α'), E=65 MeV; analyzed data; deduced probe dependence of deformation length. Brown-Madsen, schematic models.
doi: 10.1016/0370-2693(81)90530-X
1981BR23 Phys.Rev. C24, 2359 (1981) V.R.Brown, C.Wong, S.M.Grimes, C.H.Poppe, V.A.Madsen Comment on ' Isospin and Strong-Coupling Effects in Neutron Scattering from Even-A Se Isotopes ' NUCLEAR REACTIONS 76,80,82Se(n, n), (n, n'), E=8 MeV; calculated σ(θ); deduced isospin optical model parameters. 76,80,82Se level deduced deformation parameters. Coupled-channels analysis.
doi: 10.1103/PhysRevC.24.2359
1979FI04 Phys.Lett. 84B, 169 (1979) R.W.Finlay, J.Rapaport, V.R.Brown, V.A.Madsen, J.R.Comfort Isovector Deformation Parameters and Core Polarization NUCLEAR REACTIONS 116,118,120,122,124Sn(n, n), (n, n'), E=11 MeV; analyzed σ. 116,118,120,122,124Sn levels deduced T=0, T=1, quadrupole deformation parameters. Shell-model interpretation, core polarization of valence neutrons.
doi: 10.1016/0370-2693(79)90275-2
1979WO05 Phys.Rev. C20, 59 (1979) C.Wong, V.R.Brown, V.A.Madsen, S.M.Grimes (p, n) Reaction to Ground- and Excited-State Analogs on the Samarium Isotopes: Importance of Two-Phonon Coupling Effects NUCLEAR REACTIONS 144,148,150,152Sm(p, n), E=20, 24.5, 26 MeV; measured σ(θ). 144,148,150,152Eu deduced analog states, deformation parameters. One-, two-phonon coupled channels calculations.
doi: 10.1103/PhysRevC.20.59
1977BE54 Phys.Lett. 71B, 48 (1977) A.M.Bernstein, V.R.Brown, V.A.Madsen Explanation of the Near Equality of Isoscalar and Electromagnetic Transition Rates in Neutron-Excess Nuclei: Comparison with Data NUCLEAR STRUCTURE 42,44Ca, 58,60,62,64Ni, 116,118,120Sn, 206Pb, 50Ti, 52Cr, 54Fe, 88Sr, 90Zr, 92Mo, 138Ba, 140Ce, 144Sm; calculated ratios of isoscalar, electromagnetic transition rates to lowest 2+ level.
doi: 10.1016/0370-2693(77)90736-5
1976MA07 Phys.Rev. C13, 548 (1976) V.A.Madsen, V.R.Brown, S.M.Grimes, C.H.Poppe, J.D.Anderson, J.C.Davis, C.Wong Effect of Inelastic Coupling on 0+ Analog Transitions NUCLEAR REACTIONS 92,98,100Mo(p, n), E=18, 22, 26 MeV; measured σ(θ). 92,98,100Mo(p, n), E=16, 26 MeV; calculated σ(θ).
doi: 10.1103/PhysRevC.13.548
1975BR09 Phys.Rev. C11, 1298 (1975) Core Polarization in Inelastic Scattering and Effective Charges NUCLEAR REACTIONS 207Pb, 118Sn(α, α'), (p, p'), (n, n'); measured core polarization effect.
doi: 10.1103/PhysRevC.11.1298
1975MA35 Phys.Rev. C12, 1205 (1975) V.A.Madsen, V.R.Brown, J.D.Anderson Differences of Deformation Parameter β for Different Transition Mechanisms; Comparison with Data NUCLEAR STRUCTURE 40Ca, 50Ti, 52Cr, 54Fe, 58,60,62,64Ni, 88Sr, 90Zr, 92Mo, 112,116,118,120,122,124Sn, 138Ba; calculated deformation parameters β.
doi: 10.1103/PhysRevC.12.1205
1975WO01 Phys.Rev. C11, 137 (1975) C.Wong, V.R.Brown, J.D.Anderson, J.C.Davis, S.M.Grimes, C.H.Poppe, V.A.Madsen Population of Analogs of Excited States in 63Cu(p, n) at 16, 19, and 22 MeV NUCLEAR REACTIONS 63Cu(p, n), E=16, 19, 22 MeV; 64Zn(p, n), E=22 MeV; measured σ(En, θ). 63Zn deduced analog states.
doi: 10.1103/PhysRevC.11.137
1975WO11 Phys.Rev. C12, 2115 (1975) C.Wong, J.D.Anderson, V.R.Brown, J.C.Davis, S.M.Grimes, V.A.Madsen, C.H.Poppe Excited Analogs in 62Ni and 63Cu(p, n) and the Weak-Coupling Model NUCLEAR REACTIONS 62Ni(p, n), E=16, 19, 22 MeV; measured σ(θ) ground-state, excited-state analog; calculated σ(θ) using weak-coupling model.
doi: 10.1103/PhysRevC.12.2115
1974MA07 Phys.Rev. C9, 1253 (1974) V.A.Madsen, J.D.Anderson, V.R.Brown Sensitivity of the Small-Angle Charge-Exchange Polarization-Transfer Reaction to Spin-Flip Forces NUCLEAR REACTIONS 15N, 11B(p, n), E=16-28 MeV; calculated σ(E).
doi: 10.1103/PhysRevC.9.1253
1972BR36 Phys.Rev. C6, 1110 (1972) Proton-Proton Bremsstrahlung Calculations at Unequal Angles in the Coplanar Geometry NUCLEAR REACTIONS 1H(p, p'γ), E=156 MeV; calculated σ(θ(p1), θ(p2), θ(γ)). Bryan-Scott, Hamada-Johnston potentials.
doi: 10.1103/PhysRevC.6.1110
1972MA04 Phys.Rev.Lett. 28, 629 (1972) V.A.Madsen, M.J.Stomp, V.R.Brown, J.D.Anderson, L.Hansen, C.Wong, J.J.Wesolowski Channel-Coupling Effects in Analog Charge-Exchange Reactions NUCLEAR REACTIONS 26Mg, 56Fe(p, n), E=17.4, 18 MeV; measured σ(θ); deduced two-step mechanism, channel-coupling effects.
doi: 10.1103/PhysRevLett.28.629
1971MA06 Phys.Rev.Lett. 26, 454 (1971) V.A.Madsen, V.R.Brown, F.Becchetti, G.W.Greenlees Core-Polarization Effects in Charge-Exchange Reactions; Application to 58Ni(3He, t) NUCLEAR REACTIONS 58Ni(3He, t), E=24.6 MeV; measured σ(θ); analyzed data using DWBA with tensor force.
doi: 10.1103/PhysRevLett.26.454
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