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NSR database version of April 26, 2024.

Search: Author = R.Wilkinson

Found 37 matches.

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2021CA19      Phys.Rev. C 104, L022802 (2021)

L.Canete, G.Lotay, G.Christian, D.T.Doherty, W.N.Catford, S.Hallam, D.Seweryniak, H.M.Albers, S.Almaraz-Calderon, E.A.Bennett, M.P.Carpenter, C.J.Chiara, J.P.Greene, C.R.Hoffman, R.V.F.Janssens, J.Jose, A.Kankainen, T.Lauritsen, A.Matta, M.Moukaddam, S.Ota, A.Saastamoinen, R.Wilkinson, S.Zhu

New constraints on the 25Al (p, γ) reaction and its influence on the flux of cosmic γ rays from classical nova explosions

NUCLEAR REACTIONS 11B(16O, p)26Mg, E=19 MeV from Argonne ATLAS accelerator; measured Eγ, Iγ, γγ-coin, γ(θ) and level half-lives by DSAM using Gammasphere array of 99 HPGe detectors. 2H(25Mg, p)26Mg, E=10 MeV/nucleon from Texas A and M cyclotron; measured outgoing protons and scattered deuterons using the TIARA Si array, and 26Mg recoils by the MDM-2 magnetic spectrometer with Oxford ionization chamber, angular distributions of scattered deuterons and protons. 26Mg; deduced levels, J, π, resonances, spectroscopic factors. 26Si; deduced levels, resonances, J, π, Γp, Γγ, resonance strengths by comparing with the level structures of mirror nucleus 26Mg. 25Al(p, γ)26Si, T=0.2-0.4 GK; deduced stellar reaction rate by considering the contribution of resonant states in 26Si, galactic abundance of 26Al from classical novae; performed nova outburst simulations using the hydrodynamic Lagrangian time-implicit code SHIVA.

doi: 10.1103/PhysRevC.104.L022802
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2658. Data from this article have been entered in the XUNDL database. For more information, click here.

2021OT02      Phys.Rev. C 104, 055806 (2021)

S.Ota, G.Christian, W.N.Catford, G.Lotay, M.Pignatari, U.Battino, E.A.Bennett, S.Dede, D.T.Doherty, S.Hallam, F.Herwig, J.Hooker, C.Hunt, H.Jayatissa, A.Matta, M.Moukaddam, E.Rao, G.V.Rogachev, A.Saastamoinen, D.Scriven, J.A.Tostevin, S.Upadhyayula, R.Wilkinson

(6Li, d) and (6Li, t) reactions on 22Ne and implications for s-process nucleosynthesis

NUCLEAR REACTIONS 6Li(22Ne, d)26Mg, 6Li(22Na, t)25Mg, E=154 MeV; 2H(22Ne, p)23Ne, E not given; measured reaction products, E(d), I(d), E(p), I(p), Eγ, Iγ, 26Mg and 25Mg recoils, (26Mg)γ-coin, (25Mg)γ-coin, (particle)(particle)-coin, σ(θ) using TIARA Si detector array of two sets of Si detectors, 'Hyball' and 'Barrel', MDM high-resolution and broad range magnetic spectrometer, and array of four HPGe detectors at the K150 cyclotron of Texas A and M University. 23Ne, 25Mg, 26Mg; deduced levels, J, π, resonances, resonances in the Gamow window of 22Ne(α, n)25Mg reaction, spectroscopic factors, α-spectroscopic factors for 26Mg, resonance strengths, impact of 22Ne+α resonances on s-process nucleosynthesis; comparison of σ(θ) data with DWBA calculations using FRESCO code. Comparison with previous experimental results. 22Ne(α, n), (α, γ); calculated s-process overproduction factors in stars 3 and 5 times the mass of the sun for A=60-210 isotopes.

doi: 10.1103/PhysRevC.104.055806
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Data from this article have been entered in the XUNDL database. For more information, click here.

2020OT01      Phys.Lett. B 802, 135256 (2020)

S.Ota, G.Christian, G.Lotay, W.N.Catford, E.A.Bennett, S.Dede, D.T.Doherty, S.Hallam, J.Hooker, C.Hunt, H.Jayatissa, A.Matta, M.Moukaddam, G.V.Rogachev, A.Saastamoinen, J.A.Tostevin, S.Upadhyayula, R.Wilkinson

Decay properties of 22Ne + α resonances and their impact on s-process nucleosynthesis

NUCLEAR REACTIONS 6Li(22Ne, d)26Mg, E=154 MeV; measured reaction products; deduced resonance parameters, n/γ branching ratio. Comparison with Monte Carlo calculations.

doi: 10.1016/j.physletb.2020.135256
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2573.

2019LO09      Eur.Phys.J. A 55, 109 (2019)

G.Lotay, D.T.Doherty, D.Seweryniak, S.Almaraz-Calderon, M.P.Carpenter, C.J.Chiara, H.M.David, C.R.Hoffman, R.V.F.Janssens, A.Kankainen, T.Lauritsen, R.Wilkinson, P.J.Woods, S.Zhu

Identification of γ-decaying resonant states in 26Mg and their importance for the astrophysical s process

doi: 10.1140/epja/i2019-12791-5
Citations: PlumX Metrics

2019MA29      Phys.Rev. C 99, 044320 (2019)

A.Matta, W.N.Catford, N.A.Orr, J.Henderson, P.Ruotsalainen, G.Hackman, A.B.Garnsworthy, F.Delaunay, R.Wilkinson, G.Lotay, Na.Tsunoda, T.Otsuka, A.J.Knapton, G.C.Ball, N.Bernier, C.Burbadge, A.Chester, D.S.Cross, S.Cruz, C.Aa.Diget, T.Domingo, T.E.Drake, L.J.Evitts, F.H.Garcia, S.Hallam, E.MacConnachie, M.Moukaddam, D.Muecher, E.Padilla-Rodal, O.Paetkau, J.Park, J.L.Pore, U.Rizwan, J.Smallcombe, J.K.Smith, K.Starosta, C.E.Svensson, J.Williams, M.Williams

Shell evolution approaching the N-20 island of inversion: Structure of 29Mg

NUCLEAR REACTIONS 2H(28Mg, p), E=8.0 MeV/nucleon, [secondary 28Mg beam from C(p, X), E=520 MeV primary reaction at the ISAC2 of TRIUMF]; measured Ep, Ip, Eγ, Iγ, (recoil)γ-coin, and differential σ(θ) using SHARC array of double-sided silicon strip detectors, TIGRESS array of HPGe detectors, and TRIFOIL plastic scintillator. 29Mg; deduced levels, J, π, spectroscopic factors. Comparison with shell model calculations. Systematics of intruder states in 25,27,29,31Mg.

NUCLEAR STRUCTURE 29Mg; calculated levels, J, π, neutron occupancies using shell model with EEdf1 interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.99.044320
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Data from this article have been entered in the XUNDL database. For more information, click here.

2017WI14      Phys.Rev.Lett. 119, 242701 (2017)

R.Wilkinson, G.Lotay, A.Lennarz, C.Ruiz, G.Christian, C.Akers, W.N.Catford, A.A.Chen, D.Connolly, B.Davids, D.A.Hutcheon, D.Jedrejcic, A.M.Laird, L.Martin, E.McNeice, J.Riley, M.Williams

Direct Measurement of the Key Ec.m. = 456 keV Resonance in the Astrophysical 19Ne(p, γ)20Na Reaction and Its Relevance for Explosive Binary Systems

NUCLEAR REACTIONS H(19Ne, γ), E=9.24 MeV; measured reaction products, Eγ, Iγ, Eβ, Iβ. 19Ne, 20Na; deduced resonance parameters, reaction rates. Comparison with available data.

doi: 10.1103/PhysRevLett.119.242701
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2292. Data from this article have been entered in the XUNDL database. For more information, click here.

1979WI08      Aust.J.Phys. 32, 335 (1979)

R.J.Wilkinson, S.R.Kennett, Z.E.Switkowski, D.G.Sargood, F.M.Mann

Cross-Section Measurements in the 54Cr(p, γ)55Mn Reaction

NUCLEAR REACTIONS 54Cr(p, γ), E=1-3.8 MeV; measured σ(E), Eγ, Iγ; deduced neutron threshold effects. Statistical model calculation, global parameters.

1971MA43      Phys.Rev. C4, 960 (1971)

J.C.Manthuruthil, C.P.Poirier, K.S.R.Sastry, R.F.Petry, B.K.Cantrell, R.G.Wilkinson

Beta-Gamma Correlations and Matrix Elements for Some First-Forbidden Nonunique Beta Transitions

RADIOACTIVITY 124Sb, 152Eu, 186Re, 170Tm, 84Rb; measured βγ(θ, Eβ); deduced nuclear matrix elements. 86Rb, 188Re; analyzed available data; deduced nuclear matrix elements.

doi: 10.1103/PhysRevC.4.960
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1970SE08      Phys.Rev. C2, 721 (1970)

J.W.Seubert, R.G.Wilkinson

Angular Correlations in the Decay of Ir192

RADIOACTIVITY 192Ir; measured βγ(θ), γce(θ). 192Pt transition deduced γ-mixing.

doi: 10.1103/PhysRevC.2.721
Citations: PlumX Metrics

1970WO07      Nucl.Phys. A148, 444 (1970)

F.K.Wohn, R.G.Wilkinson

Beta-Gamma Directional Correlations in 58Co, 141Ce and 110mAg

RADIOACTIVITY 58Co, 141Ce, 110mAg; measured βγ(θ).

doi: 10.1016/0375-9474(70)90637-8
Citations: PlumX Metrics

1969KE04      Nucl.Phys. A124, 298(1969)

K.W.Kemper, R.D.Murphy, R.G.Wilkinson

Beta-Gamma Directional Correlation of the Outer Group Decay in 140La

RADIOACTIVITY 140La; measured βγ(θ); deduced nuclear matrix elements.

doi: 10.1016/0375-9474(69)90355-8
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1968KE06      Phys.Letters 27B, 376 (1968)

K.W.Kemper, R.G.Wilkinson

The Inner Bremsstrahlung Correction to the First Forbidden Unique Correlation in 144Pr

NUCLEAR STRUCTURE 144Pr; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0370-2693(68)90188-3
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1965MA05      Bull.Am.Phys.Soc. 10, No.1, 92, HC6 (1965)

J.C.Manthuruthil, R.G.Wilkinson

β-γ Directional Correlation Measurements in Tm170 and Rb84

NUCLEAR STRUCTURE 170Tm, 84Rb; measured not abstracted; deduced nuclear properties.

1963PE08      Bull.Am.Phys.Soc. 8, No.4, 331, J4 (1963)

R.F.Petry, K.S.R.Sastry, R.G.Wilkinson

β-γ Angular Correlation in the Decay of Ga72

NUCLEAR STRUCTURE 72Ga; measured not abstracted; deduced nuclear properties.

1961SA10      Phys.Rev. 123, 615 (1961)

K.S.R.Sastry, R.F.Petry, R.G.Wilkinson

Beta-Gamma Directional Correlation in Eu154

NUCLEAR STRUCTURE 154Eu; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.123.615
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1961WI01      Bull.Am.Phys.Soc. 6, No.1, 72, XA6 (1961)

R.G.Wilkinson, K.S.R.Sastry, R.F.Petry

Beta-Gamma Angular Correlation in the Decay of Eu154

NUCLEAR STRUCTURE 154Eu; measured not abstracted; deduced nuclear properties.

1961WI03      Bull.Am.Phys.Soc. 6, No.3, 238, E2 (1961)

R.G.Wilkinson, K.S.R.Sastry, R.F.Petry

Beta-Gamma Angular Correlation in the Decay of Sb124

NUCLEAR STRUCTURE 124Sb; measured not abstracted; deduced nuclear properties.

1960FI01      Bull.Am.Phys.Soc. 5, No.6, 425, P9 (1960)

H.J.Fischbeck, R.G.Wilkinson

Beta-Gamma Angular Correlation Measurements in Rb86

NUCLEAR STRUCTURE 86Rb; measured not abstracted; deduced nuclear properties.

1960FI02      Phys.Rev. 120, 1762 (1960)

H.J.Fischbeck, R.G.Wilkinson

Beta-Gamma Directional Correlation in Rb86 and Eu152

NUCLEAR STRUCTURE 86Rb, 152Eu; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.120.1762
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1960WI04      Bull.Am.Phys.Soc. 5, No.4, 254, JA6 (1960)

R.G.Wilkinson, H.J.Fischbeck

Beta-Gamma Angular Correlation in the Decay of Eu152

NUCLEAR STRUCTURE 152Eu; measured not abstracted; deduced nuclear properties.

1958CR09      Phys.Rev. 109, 872 (1958)

P.J.Cressman, R.G.Wilkinson

Internal Conversion Coefficients of M1 Gamma Rays of Au199 and Au195

doi: 10.1103/PhysRev.109.872
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1955BO29      Phys.Rev. 99, 671A (1955)

H.H.Bolotin, R.G.Wilkinson

The Excited States of Hg199

doi: 10.1103/PhysRev.99.671
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1955BO85      Phys.Rev. 99, 62 (1955)

H.H.Bolotin, C.H.Pruett, P.L.Roggenkamp, R.G.Wilkinson

Excited States of Ce140

doi: 10.1103/PhysRev.99.62
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1955PR44      Phys.Rev. 100, 1237A (1955)

C.H.Pruett, R.G.Wilkinson

Electron Capture Decay of Os185 and the Excited States of Re185

doi: 10.1103/PhysRev.100.1237A
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1954PR31      Phys.Rev. 96, 1340 (1954)

C.H.Pruett, R.G.Wilkinson

Disintegration of Ce139

doi: 10.1103/PhysRev.96.1340
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1952RO44      Phys.Rev. 88, 1262 (1952)

P.L.Roggenkamp, C.H.Pruett, R.G.Wilkinson

The Disintegration Scheme of V48

doi: 10.1103/PhysRev.88.1262
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1951IS02      Phys.Rev. 83, 1051 (1951)

H.I.Israel, R.G.Wilkinson

The Radiations of Tl199 and Tl200

doi: 10.1103/PhysRev.83.1051
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1951MI22      Phys.Rev. 82, 981 (1951)

M.M.Miller, R.G.Wilkinson

Scintillation Studies of Os185

doi: 10.1103/PhysRev.82.981
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1951MI36      Phys.Rev. 83, 1050 (1951)

M.M.Miller, R.G.Wilkinson

The Ratio of L to K Electron Capture for Os185

doi: 10.1103/PhysRev.83.1050
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1950WI05      NNES 9, 1124 (1950)

R.G.Wilkinson, W.Rall

Spectrometer Measurements of the Radiations from 12.8s Ba140

1950WI12      NNES 9, 1128 (1950)

R.G.Wilkinson, W.Rall, L.C.Miller, L.F.Curtiss

Spectrometer Measurements of the 40h La140 Radiations

1949BE36      Phys.Rev. 76, 1624 (1949)

L.A.Beach, C.L.Peacock, R.G.Wilkinson

The Radiation Spectra of Barium-140 and Lanthanum-140

doi: 10.1103/PhysRev.76.1624
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1949BE60      Phys.Rev. 76, 1585 (1949)

L.A.Beach, C.L.Peacock, R.G.Wilkinson

The Radiations of Tantalum182, Rhenium186,188, and Gold199

doi: 10.1103/PhysRev.76.1585
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1948PE02      Phys.Rev. 74, 297 (1948)

C.L.Peacock, R.G.Wilkinson

The Disintegration of Sc46, Gold198, and Tungsten185,187

doi: 10.1103/PhysRev.74.297
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1947RA01      Phys.Rev. 71, 321 (1947)

W.Rall, R.G.Wilkinson

Gamma- and Beta-Ray Energies of Some Radioactive Isotopes as Measured by a Thin Magnetic Lens Beta-Ray Spectrometer

doi: 10.1103/PhysRev.71.321
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1947SN07      Phys. Rev. 72, 545 (1947)

A.H.Snell, J.S.Levinger, E.P.Meiners, J.M.B.Sampson, R.G.Wilkinson

Study of the Delayed Neutrons II. Chemical Isolation of the 56-Second and the 23-Second Activities

doi: 10.1103/PhysRev.72.545
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1946SN01      Phys.Rev. 70, 111 R5 (1946)

A.H.Snell, J.S.Levinger, R.G.Wilkinson, E.P.Meiners, M.B.Sampson

Chemical Isolation of Two of the Delayed Neutron Activities; Resolution of Delayed Neutron Periods

RADIOACTIVITY 87Kr, 137Xe(β-n); measured decay products, Eβ, Iβ; deduced beta delayed neutron T1/2. Radiochemistry.

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Note: The following list of authors and aliases matches the search parameter R.Wilkinson: , R.G.WILKINSON, R.J.WILKINSON