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NSR database version of April 27, 2024.

Search: Author = R.R.Winters

Found 41 matches.

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2001KO76      Phys.Rev. C64, 065802 (2001)

P.E.Koehler, J.A.Harvey, R.R.Winters, K.H.Guber, R.R.Spencer

High-Resolution Neutron Capture and Transmission Measurements for 116, 120Sn, and Their Stellar Neutron-Capture Cross Sections at s-Process Temperatures

NUCLEAR REACTIONS 116,120Sn(n, γ), (n, X), E=0.05-500 keV; measured total and capture σ; deduced resonance parameters, astrophysical reaction rates. Comparison with previous results.

doi: 10.1103/PhysRevC.64.065802
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13909.


2000KO58      Phys.Rev. C62, 055803 (2000); Erratum Phys.Rev. C63, 049901 (2001)

P.E.Koehler, R.R.Winters, K.H.Guber, T.Rauscher, J.A.Harvey, S.Raman, R.R.Spencer, J.C.Blackmon, D.C.Larson, D.W.Bardayan, T.A.Lewis

High-Resolution Neutron Capture and Transmission Measurements, and the Stellar Neutron-Capture Cross Section of 88Sr

NUCLEAR REACTIONS 88Sr(n, γ), (n, X), E=0.1-950 keV; measured Eγ, Iγ, capture and total σ; deduced resonance parameters, astrophysical reaction rates. R-matrix analysis, comparisons with previous results.

doi: 10.1103/PhysRevC.62.055803
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13742.


1998KO07      Phys.Rev. C57, R1558 (1998)

P.E.Koehler, R.R.Spencer, K.H.Guber, R.R.Winters, S.Raman, J.A.Harvey N.W.Hill, J.C.Blackmon, D.W.Bardayan, D.C.Larson, T.A.Lewis, D.E.Pierce, M.S.Smith

High Resolution Neutron Capture and Transmission Measurements on 137Ba and Their Impact on the Interpretation of Meteoric Barium Anomalies

NUCLEAR REACTIONS 137Ba(n, γ), E=20 eV-500 keV; measured capture σ(E); deduced astrophysical reaction rates. Comparison with meteorite isotopic abundances.

doi: 10.1103/PhysRevC.57.R1558
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13695.


1997GU04      Phys.Rev.Lett. 78, 2704 (1997)

K.H.Guber, R.R.Spencer, P.E.Koehler, R.R.Winters

New 142,144Nd(n, γ) Cross Sections and the s-Process Origin of the Nd Anomalies in Presolar Meteoric Silicon Carbide Grains

NUCLEAR REACTIONS 142,144Nd(n, γ), E=5-50 keV; measured Maxwellian averaged σ; deduced s-process nucleosyntheis related features in the Ce-Nd-Sm region.

doi: 10.1103/PhysRevLett.78.2704
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13647.


1997GU15      Nucl.Phys. A621, 254c (1997)

K.H.Guber, R.R.Spencer, P.E.Koehler, R.R.Winters

A BaF2 Detector System for (n, γ) Cross Section Measurements at ORELA

NUCLEAR REACTIONS 142Nd(n, γ), E=2-3 keV; measured neutron tof vs Eγ, multiplicity. 144Nd, 197Au(n, γ), E=1-2 keV; measured tof spectra; deduced detector characteristics. 4π BaF2 detector array.

doi: 10.1016/S0375-9474(97)00249-2
Citations: PlumX Metrics


1997GU16      Nucl.Phys. A621, 266c (1997)

K.H.Guber, R.R.Spencer, P.E.Koehler, R.R.Winters

Measurements of 142,144Nd(n, γ) Cross Sections at ORELA for Astrophysical s-Process Studies

NUCLEAR REACTIONS 142,144Nd(n, γ), E < 200 keV; measured σ; deduced reaction rates. Astrophysical s-process implications.

doi: 10.1016/S0375-9474(97)00252-2
Citations: PlumX Metrics


1997KO35      Nucl.Phys. A621, 258c (1997)

P.E.Koehler, R.R.Spencer, R.R.Winters, K.H.Guber, J.A.Harvey, N.W.Hill, M.S.Smith

New Neutron Capture and Transmission Measurements for 134,136Ba at ORELA and Their Impact on s-Process Nucleosynthesis Calculations

NUCLEAR REACTIONS 134,136Ba(n, γ), E < 500 keV; measured σ; deduced reaction rates. Other data compared, astrophysical s-process implications.

doi: 10.1016/S0375-9474(97)00250-9
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13729.


1996KO27      Phys.Rev. C54, 1463 (1996)

P.E.Koehler, R.R.Spencer, R.R.Winters, K.H.Guber, J.A.Harvey, N.W.Hill, M.S.Smith

Resonance Neutron Capture and Transmission Measurements and the Stellar Neutron Capture Cross Sections of 134Ba and 136Ba

NUCLEAR REACTIONS 134,136Ba(n, γ), (n, X), E=20 eV-500 keV; measured capture σ(E), transmission; deduced σ vs E; calculated astrophysical reaction rates. 135,137Ba levels deduced l, J, π, Γn, Γγ, (gΓnΓγ)/Γ. Enriched targets. R-matrix analysis.

doi: 10.1103/PhysRevC.54.1463
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13729.


1992BE27      Astrophys.J.Suppl.Ser. 80, 403 (1992)

H.Beer, F.Voss, R.R.Winters

On the Calculation of Maxwellian-Averaged Capture Cross Sections

NUCLEAR STRUCTURE A=36-207; calculated Maxwellian-averaged σ vs kT for capture (n, γ) on targets in this mass range. Resolved, unresolved resonances.

doi: 10.1086/191669
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetV0102.


1991JO08      Phys.Rev. C44, 657 (1991)

C.H.Johnson, R.F.Carlton, R.R.Winters

Evidence for Parity Dependence in the Neutron-40Ar Optical Model Potential

NUCLEAR REACTIONS 40Ar(n, n), E < 40 MeV; analyzed data; deduced model parameters, potential parity dependence. Dispersive optical model.

doi: 10.1103/PhysRevC.44.657
Citations: PlumX Metrics


1991WI02      Phys.Rev. C43, 492 (1991)

R.R.Winters, R.F.Carlton, C.H.Johnson, N.W.Hill, M.R.Lacerna

Total Cross Section and Neutron Resonance Spectroscopy for n + 40Ar

NUCLEAR REACTIONS 40Ar(n, n), E=0.007-50 MeV; measured σ(E). 41Ar deduced resonances, J, π, (gΓn), reduced widths, strength functions. R-matrix analysis.

doi: 10.1103/PhysRevC.43.492
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13501.


1989JO01      Phys.Rev. C39, 415 (1989)

C.H.Johnson, R.F.Carlton, R.R.Winters

Extrapolation of the Dispersive Optical Model to the Resonance Region for Neutrons on 86Kr

NUCLEAR REACTIONS 86Kr(n, n), E ≤ 1 MeV; analyzed σ(E); deduced optical model parameter.

doi: 10.1103/PhysRevC.39.415
Citations: PlumX Metrics


1989MA65      Astron.Astrophys. 216, 109 (1989)

R.L.Macklin, R.R.Winters, D.M.Schmidt

Resonance neutron capture by argon-40

NUCLEAR REACTIONS 40Ar(n, γ), E<150 keV; measured reaction products, Eγ, Iγ; deduced neutron capture yields, neutron resonance parameters, Maxwellian-averaged σ. Comparison with calculations.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13140.


1989MC06      Phys.Rev. C40, 591 (1989)

M.T.McEllistrem, R.R.Winters, R.L.Hershberger, Z.Cao, R.L.Macklin, N.W.Hill

Neutron Scattering in 189Os for Nucleosynthesis Rates of the Odd-A Os Isotopes and Nucleochronology

NUCLEAR REACTIONS 189Os(n, n), (n, n'), E=0.06-0.10 MeV; measured neutron yield vs E; deduced nucleosynthesis rates, duration for 187Os, optical model parameters. 187,189Os deduced dipole resonance parameters. Other data input.

doi: 10.1103/PhysRevC.40.591
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13172.


1988CA17      Phys.Rev. C38, 1605 (1988); Erratum Phys.Rev. C39, 1646 (1989)

R.F.Carlton, R.R.Winters, C.H.Johnson, N.W.Hill, J.A.Harvey

Total Cross Section and Resonance Spectroscopy for n + 86Kr

NUCLEAR REACTIONS 86Kr(n, X), E=0.015-1 MeV; measured transmission; deduced σ(E). 87Kr deduced resonances, L, J, (gΓn), (g(γ(λn))2).

doi: 10.1103/PhysRevC.38.1605
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13149.


1988JO05      Phys.Rev. C37, 2340 (1988)

C.H.Johnson, R.R.Winters

Evidence for State Dependence of the Imaginary Part of the Empirical Optical Potential

NUCLEAR REACTIONS 208Pb(n, n), E=10 MeV; 89Y(n, n), E=5 MeV; calculated optical potential; deduced imaginary term shape dependence.

doi: 10.1103/PhysRevC.37.2340
Citations: PlumX Metrics


1988WI14      Astrophys.J. 329, 943 (1988)

R.R.Winters, R.L.Macklin

Resonance Neutron Capture by 20,22Ne in Stellar Environments

NUCLEAR REACTIONS 20,22Ne(n, γ), E=2.5-200 keV; measured resonance capture yield vs E; deduced effective σ(E), Maxwellian averaged σ. 21,23Ne deduced resonances, Γγ, (gΓn).

doi: 10.1086/166438
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13139.


1987WI02      Astrophys.J. 313, 808 (1987)

R.R.Winters, R.L.Macklin

Maxwellian-Averaged Neutron Capture Cross Sections for 99Tc and 95-98Mo

NUCLEAR REACTIONS 99Tc, 95,96,97,98Mo(n, γ), E=5-100 keV; analyzed Maxwellian averaged capture σ; deduced astrophysical Tc, Mo abundances information.

doi: 10.1086/165019
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12753.


1987WI20      Astron.Astrophys. 171, 9 (1987)

R.R.Winters, R.L.Macklin, R.L.Hershberger

The 189Os(n, γ) cross section and implications for the duration of stellar nucleosynthesis

NUCLEAR REACTIONS 198Os(n, γ), E=0.2-500 keV; measured σ; deduced resonance parameters.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14120.


1986WI02      Astrophys.J. 300, 41 (1986)

R.R.Winters, F.Kappeler, K.Wisshak, A.Mengoni, G.Reffo

148,150Sm: A test for s-process nucleosynthesis

NUCLEAR REACTIONS 148,149,150Sm(n, γ), E=4-250 keV; measured σ(E); deduced Maxwellian < σ >, parameters, s-process neutron density. 148,150Sm deduced s-process current ratio.

doi: 10.1086/163781
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21899.


1986WI09      Phys.Rev. C34, 840 (1986)

R.R.Winters, R.F.Carlton, J.A.Harvey, N.W.Hill

Spherical Optical Model Potential for the Re/Os Stellar Nucleosynthesis Chronometer from s-Wave Neutrons on 186,187,188Os

NUCLEAR REACTIONS 186,188Os(n, X), E=27-1000 eV; 187Os(n, X), E=27-140 eV; measured transmission; deduced Re/Os chronometer stellar nucleosynthesis duration, age of universe. 187,188,189Os deduced resonances, Γn, L, <D>, average reduced width. R-matrix analysis, spherical optical model.

doi: 10.1103/PhysRevC.34.840
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12756.


1985WI02      Phys.Rev. C31, 384 (1985)

R.R.Winters, C.H.Johnson, A.D.MacKellar

Optical Model for Low-Energy Neutrons on 60Ni

NUCLEAR REACTIONS 60Ni(n, n), E=1-450 keV; analyzed σ(E); deduced optical model parameters.

doi: 10.1103/PhysRevC.31.384
Citations: PlumX Metrics


1983JO01      Phys.Rev. C27, 416 (1983)

C.H.Johnson, R.R.Winters

Average Scattering Matrix Elements from High Resolution Neutron Total Cross Sections for 32S

NUCLEAR REACTIONS 32S(n, n), E=25-1100 keV; analyzed data; deduced s-, p-wave optical model parameters.

doi: 10.1103/PhysRevC.27.416
Citations: PlumX Metrics


1983JO07      Phys.Rev. C27, 1913 (1983)

C.H.Johnson, N.M.Larson, C.Mahaux, R.R.Winters

Calculation of the Energy-Averaged Scattering Function from High Resolution Low-Energy Neutron Scattering Data

NUCLEAR REACTIONS 32S(n, n), E ≈ 0.2-0.9 MeV; calculated σ(compound nucleus), σ(shape elastic) vs E. Optical model scattering function, energy averaging, p-wave neutrons.

doi: 10.1103/PhysRevC.27.1913
Citations: PlumX Metrics


1983MA65      Astrophys.J. 274, 408 (1983)

R.L.Macklin, R.R.Winters, N.W.Hill, J.A.Harvey

187Os(n, n') Inelastic Cross Section at 34 keV

NUCLEAR REACTIONS 187Os(n, n'), E=34 keV; measured σ; deduced r-process galactic age, Re-Os decay chronometer implications. Pulsed tof, anisotropic iron-aluminum filter.

doi: 10.1086/161456
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12818.


1983PE06      Phys.Rev. C27, 2556 (1983)

C.M.Perey, J.A.Harvey, R.L.Macklin, F.G.Perey, R.R.Winters

Resonance Parameters of 60Ni + n from Measurements of Transmission and Capture Yields from 1 to 450 keV

NUCLEAR REACTIONS 60Ni(n, n), (n, X), E=1-452 keV; measured transmission, σ(E); 60Ni(n, γ), E=2.5-452 keV; measured capture σ(E). 61Ni deduced s-wave resonances, L, J, Γγ, < Γγ >, gΓn, strength function, average level spacing, (gΓnΓγ/Γ).

NUCLEAR STRUCTURE 61Ni; calculated level density, n-, γ-channel correlation coefficient.

doi: 10.1103/PhysRevC.27.2556
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12751.


1982WI01      Phys.Rev. C25, 208 (1982)

R.R.Winters, R.L.Macklin

Average 186,187,188Os(n, γ) Cross Sections and the Age of the Galaxy via 187Re Decay to 187Os

NUCLEAR REACTIONS 186,187,188Os(n, γ), E=2.5-450 keV; 187Os(n, n'), E=30 keV; analyzed data; deduced r-process nucleosynthesis duration, galaxy, universe ages.

doi: 10.1103/PhysRevC.25.208
Citations: PlumX Metrics


1981MA44      Nucl.Sci.Eng. 78, 110 (1981)

R.L.Macklin, R.R.Winters

Stable Isotope Capture Cross Sections from the Oak Ridge Electron Linear Accelerator

NUCLEAR REACTIONS 24,25,26Mg, 32,33S, 51V, 55Mn, 63,65Cu, 64,66,68Zn, 93Nb, 92,100Mo, 100,101,102,104Ru(n, γ), E not given; analyzed data; deduced σ corrections.

NUCLEAR REACTIONS 104,105,106,108,110Pd, 165Ho, 232Th(n, γ), E=3-700 keV; analyzed previous data; deduced average σ.

doi: 10.13182/NSE81-A19622
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10455.


1981WI02      Nucl.Sci.Eng. 78, 147 (1981)

R.R.Winters, N.W.Hill, R.L.Macklin, J.A.Harvey, D.K.Olsen, G.L.Morgan

Uranium-238 Inelastic Neutron Scattering at 82 keV

NUCLEAR REACTIONS 238U(n, n'), E=82 keV; measured σ(θ), integrated σ. Legendre polynomial analysis, statistical, optical model calculations.

doi: 10.13182/NSE81-A20100
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10998.


1980HA04      Phys.Rev. C21, 545 (1980)

J.Halperin, C.H.Johnson, R.R.Winters, R.L.Macklin

Resonance Structure of 32S + n from Measurements of Neutron Total and Capture Cross Sections

NUCLEAR REACTIONS 32S(n, n), E=25-1100 keV; 32S(n, γ), E=2.5-1100 keV; measured total σ(E). 33S deduced resonances, L, J, π, Γn, Γγ, resonance parameters. Valency model.

doi: 10.1103/PhysRevC.21.545
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10455.


1980JO04      Phys.Rev. C21, 2190 (1980)

C.H.Johnson, R.R.Winters

Neutron Total Cross Section of Sulfur: Single Level to Multilevel to Optical Model

NUCLEAR REACTIONS 32S(n, n), E=25-1100 keV; analyzed total σ(E); deduced optical model parameters. 33S deduced resonances, J, π, s-, p-strength functions. Single-, multilevel R-matrix, optical model analyses.

doi: 10.1103/PhysRevC.21.2190
Citations: PlumX Metrics


1980WI03      Phys.Rev. C21, 563 (1980)

R.R.Winters, R.L.Macklin, J.Halperin

186,187,188Os(n, γ) Cross Sections and Galactic Nucleosynthesis

NUCLEAR REACTIONS 186,187,188Os(n, γ), E=2.6-800 keV; measured σ(E); deduced galactic nucleosynthesis duration. 187,188,189Os deduced p-wave, γ strength functions.

doi: 10.1103/PhysRevC.21.563
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10882.


1979MA34      Nucl.Sci.Eng. 71, 182 (1979)

R.L.Macklin, J.Halperin, R.R.Winters

104,105,106,108,110Pd(n, γ) Cross Sections Above 2.6 keV

NUCLEAR REACTIONS 104,105,106,108,110Pd(n, γ), E=2.6-112 keV; measured σ(E). 105,106,107,108,111Pd deduced resonance parameters, strength functions.

doi: 10.13182/NSE79-A20409
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10868.


1978WI08      Phys.Rev. C18, 2092 (1978)

R.R.Winters, R.L.Macklin, J.Halperin

51V(n, γ) Reaction in the keV Incident Neutron Energy Range

NUCLEAR REACTIONS 51V(n, γ), E=2.6-215 keV; measured σ(E). 52V deduced resonance parameters, associated statistics, resonance integral. Astrophysical significance.

doi: 10.1103/PhysRevC.18.2092
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10813.


1977MA46      Astrophys.J. 217, 222 (1977)

R.L.Macklin, J.Halperin, R.R.Winters

Neutron Capture by 208Pb at Stellar Temperatures

NUCLEAR REACTIONS 208Pb(n, γ), E<825 keV; measured reaction products, Eγ, Iγ; deduced σ, neutron resonance parameters, Maxwellian-averaged σ. Comparison with calculations.

doi: 10.1086/155572
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10693.


1976BO34      Nucl.Phys. A269, 397 (1976)

J.W.Boldeman, B.J.Allen, A.R.de L.Musgrove, R.L.Macklin, R.R.Winters

Valence Neutron Capture in 88Sr

NUCLEAR REACTIONS 88Sr(n, γ), E=3-400 keV; measured σ(n, γ). 89Sr deduced resonances, resonance parameters, correlation coefficient; compared measured valence component with valence theory. 6Li(n, α) monitor.

doi: 10.1016/0375-9474(76)90689-8
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset30369.


1975MA14      Phys.Rev. C11, 1270 (1975)

R.L.Macklin, J.Halperin, R.R.Winters

Gold Neutron-Capture Cross Section from 3 to 550 keV

NUCLEAR REACTIONS 197Au(n, γ), E=3-550 keV; measured σ(E, Eγ). 198Au deduced resonances, parameters, strength functions, spacings.

doi: 10.1103/PhysRevC.11.1270
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10432.


1973AL07      Phys.Rev. C7, 2598 (1973)

B.J.Allen, R.L.Macklin, C.Y.Fu, R.R.Winters

Comments on the Doorway State in 206Pb

NUCLEAR REACTIONS 206Pb(n, γ), E=200-807 keV; measured σ(E). 207Pb deduced resonances, level-width.

doi: 10.1103/PhysRevC.7.2598
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10155.


1973AL18      Phys.Rev. C8, 1504 (1973)

B.J.Allen, R.L.Macklin, R.R.Winters, C.Y.Fu

Neutron-Capture Cross Sections of the Stable Lead Isotopes

NUCLEAR REACTIONS 204,206,207,208Pb(n, γ), E > 2.5 keV; measured σ(E;Eγ). 205,207,208,209Pb deduced resonances, level-width.

doi: 10.1103/PhysRevC.8.1504
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10155.


1973MA14      Phys.Rev. C7, 1766 (1973)

R.L.Macklin, R.R.Winters

Neutron Capture in Fluorine below 1500 keV

NUCLEAR REACTIONS 19F(n, γ), E=23-700 keV; measured σ(Eγ). 20F deduced resonances, level-width.

doi: 10.1103/PhysRevC.7.1766
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10456.


1973WA09      Phys.Rev. C7, 1532 (1973)

O.A.Wasson, B.J.Allen, R.R.Winters, R.L.Macklin, J.A.Harvey

Neutron Resonance Parameters of 92Mo

NUCLEAR REACTIONS 92Mo(n, X), E 32 keV; measured σ. 93Mo deduced resonances, level-width(n), level-width(γ), J, π.

doi: 10.1103/PhysRevC.7.1532
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10748.


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