NSR Query Results


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NSR database version of May 23, 2024.

Search: Author = H.Sims

Found 16 matches.

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2020HA03      Phys.Rev. C 101, 015804 (2020)

M.R.Hall, D.W.Bardayan, T.Baugher, A.Lepailleur, S.D.Pain, A.Ratkiewicz, S.Ahn, J.M.Allen, J.T.Anderson, A.D.Ayangeakaa, J.C.Blackmon, S.Burcher, M.P.Carpenter, S.M.Cha, K.Y.Chae, K.A.Chipps, J.A.Cizewski, M.Febbraro, O.Hall, J.Hu, C.L.Jiang, K.L.Jones, E.J.Lee, P.D.O'Malley, S.Ota, B.C.Rasco, D.Santiago-Gonzalez, D.Seweryniak, H.Sims, K.Smith, W.P.Tan, P.Thompson, C.Thornsberry, R.L.Varner, D.Walter, G.L.Wilson, S.Zhu

γ-ray spectroscopy of astrophysically important states in 39Ca

NUCLEAR REACTIONS 40Ca(3He, αγ)39Ca, E=30 MeV; Measured Eγ, Iγ, Eα, Iα, αγ-coin, reaction products using the GODDESS array (Gammasphere for γ detection and ORRUBA for particle detection) at the ATLAS-ANL facility. 39Ca; deduced levels, J, π, γ-branching ratios. 38K(p, γ)39Ca, T=0.1-0.4 GK; deduced resonance parameters, astrophysical reaction rates. Discussed impact on abundances of isotopes created at the endpoint of nova nucleosynthesis.

doi: 10.1103/PhysRevC.101.015804
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2454. Data from this article have been entered in the XUNDL database. For more information, click here.


2020HA31      Phys.Rev. C 102, 045802 (2020)

M.R.Hall, D.W.Bardayan, T.Baugher, A.Lepailleur, S.D.Pain, A.Ratkiewicz, S.Ahn, J.M.Allen, J.T.Anderson, A.D.Ayangeakaa, J.C.Blackmon, S.Burcher, M.P.Carpenter, S.M.Cha, K.Y.Chae, K.A.Chipps, J.A.Cizewski, M.Febbraro, O.Hall, J.Hu, C.L.Jiang, K.L.Jones, E.J.Lee, P.D.O'Malley, S.Ota, B.C.Rasco, D.Santiago-Gonzalez, D.Seweryniak, H.Sims, K.Smith, W.P.Tan, P.Thompson, C.Thornsberry, R.L.Varner, D.Walter, G.L.Wilson, S.Zhu

19Ne level structure for explosive nucleosynthesis

NUCLEAR REACTIONS 19F(3He, t)19Ne, E=30 MeV; measured reaction products, E(t), I(t), Eγ, Iγ, (triton)γ-, and (triton)γγ-coin using ORRUBA array with Micron QQQ5 telescopes for tritons and Gammasphere array for γ rays at ATLAS-ANL facility. 19Ne; deduced levels, J, π, γ-branching ratios. Comparison with earlier experimental results and with evaluated data. 18F(p, α)15O, E(cm)<0.9 MeV; calculated astrophysical S factors, and reaction rates at temperature of 0.06 to 0.4 GK.

doi: 10.1103/PhysRevC.102.045802
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2019GL02      Phys.Rev. C 99, 065801 (2019)

B.E.Glassman, D.Perez-Loureiro, C.Wrede, J.Allen, D.W.Bardayan, M.B.Bennett, K.A.Chipps, M.Febbraro, M.Friedman, C.Fry, M.R.Hall, O.Hall, S.N.Liddick, P.O'Malley, W.-J.Ong, S.D.Pain, S.B.Schwartz, P.Shidling, H.Sims, L.J.Sun, P.Thompson, H.Zhang

Doppler broadening in 20Mg(βpγ)19Ne decay

RADIOACTIVITY 20Mg(β+p)[20Mg beam from 9Be(24Mg, X), E=170 MeV/nucleon, followed by separation using A1900 separator at NSCL-MSU]; measured Eβ+, Eγ, Iγ, β+γ-coin, γ-decay branching ratios, and E(p) using plastic scintillator for β detection and the SeGA array for γ detection. 19Ne; deduced levels, J, π, half-life of 1507.5 level from Doppler broadening analysis, β+p feedings. Comparison with previous experimental values. Discussed relevance to 15O(α, γ)19Ne thermonuclear reaction rates.

NUCLEAR REACTIONS 9Be(24Mg, X)15N/16O/17F/18Ne/20Mg, E=170 MeV/nucleon; measured time of flight, particle identification plot, yields using A1900 fragment separator at the K500 and K1200 coupled cyclotrons of NSCL-MSU.

doi: 10.1103/PhysRevC.99.065801
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2019HA08      Phys.Rev.Lett. 122, 052701 (2019)

M.R.Hall, D.W.Bardayan, T.Baugher, A.Lepailleur, S.D.Pain, A.Ratkiewicz, S.Ahn, J.M.Allen, J.T.Anderson, A.D.Ayangeakaa, J.C.Blackmon, S.Burcher, M.P.Carpenter, S.M.Cha, K.Y.Chae, K.A.Chipps, J.A.Cizewski, M.Febbraro, O.Hall, J.Hu, C.L.Jiang, K.L.Jones, E.J.Lee, P.D.O'Malley, S.Ota, B.C.Rasco, D.Santiago-Gonzalez, D.Seweryniak, H.Sims, K.Smith, W.P.Tan, P.Thompson, C.Thornsberry, R.L.Varner, D.Walter, G.L.Wilson, S.Zhu

Key 19Ne States Identified Affecting γ-Ray Emission from 18F in Novae

NUCLEAR REACTIONS 19F(3He, t)19Ne, E=30 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, S-factor, reaction rates, resonance energies. Comparison with available data.

doi: 10.1103/PhysRevLett.122.052701
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2019HA14      Phys.Rev. C 99, 035805 (2019)

M.R.Hall, D.W.Bardayan, T.Baugher, A.Lepailleur, S.D.Pain, A.Ratkiewicz, S.Ahn, J.M.Allen, J.T.Anderson, A.D.Ayangeakaa, J.C.Blackmon, S.Burcher, M.P.Carpenter, S.M.Cha, K.Y.Chae, K.A.Chipps, J.A.Cizewski, M.Febbraro, O.Hall, J.Hu, C.L.Jiang, K.L.Jones, E.J.Lee, P.D.O'Malley, S.Ota, B.C.Rasco, D.Santiago-Gonzalez, D.Seweryniak, H.Sims, K.Smith, W.P.Tan, P.Thompson, C.Thornsberry, R.L.Varner, D.Walter, G.L.Wilson, S.Zhu

New γ-ray transitions observed in 19Ne with implications for the 15O(α, γ)19Ne reaction rate

NUCLEAR REACTIONS 19F(3He, t), E=30 MeV; measured triton spectra, Eγ, Iγ, tγ- and γγ-coin using Gammasphere array for γ detection with the silicon detector array ORRUBA Dual Detectors for Experimental Structure Studies (GODDESS) at ATLAS-ANL facility. 19Ne; deduced levels, J, π, and γ-branching ratios for the decay of 4.14- and 4.20-MeV states. 15O(α, γ)19Ne, E≈18-180 keV; calculated fractional contribution of the corrected branching ratios for the 4.14 MeV, 7/2- and 4.20 MeV, 9/2- states in 19Ne to astrophysical reaction rate, which is of significance in breakout from the hot CNO cycle in type I x-ray bursts. Comparison with previous experimental values.

doi: 10.1103/PhysRevC.99.035805
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2018GL01      Phys.Lett. B 778, 397 (2018)

B.E.Glassman, D.Perez-Loureiro, C.Wrede, J.Allen, D.W.Bardayan, M.B.Bennett, B.A.Brown, K.A.Chipps, M.Febbraro, M.Friedman, C.Fry, M.R.Hall, O.Hall, S.N.Liddick, P.O'Malley, W.J.Ong, S.D.Pain, C.Prokop, S.B.Schwartz, P.Shidling, H.Sims, P.Thompson, H.Zhang

β-delayed γ decay of 20Mg and the 19Ne(p, γ)20Na breakout reaction in Type I X-ray bursts

RADIOACTIVITY 20Mg(β+) [from 9Be(24Mg, X)20Mg, E=170 MeV/nucleon]; measured decay products, Eβ, Iβ, Eγ, Iγ; deduced γ-ray energies and limits on intensities of β-delayed γ-rays, Gamow-Teller strengths B(GT) and associated log ft values. Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2018.01.041
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2017WR02      Phys.Rev. C 96, 032801 (2017)

C.Wrede, B.E.Glassman, D.Perez-Loureiro, J.M.Allen, D.W.Bardayan, M.B.Bennett, B.A.Brown, K.A.Chipps, M.Febbraro, C.Fry, M.R.Hall, O.Hall, S.N.Liddick, P.O'Malley, W.-J.Ong, S.D.Pain, S.B.Schwartz, P.Shidling, H.Sims, P.Thompson, H.Zhang

New portal to the 15O(α, γ)19Ne resonance triggering CNO-cycle breakout

RADIOACTIVITY 20Mg(β+), (β+p)[from 9Be(24Mg, X), E=170 MeV/nucleon using A1900 separator at MSU-NSCL facility]; measured Eγ, Iγ, βγ- and (implants)γ-coin using SeGA array for γ detection. 19Ne; deduced level at 4034 keV, β+-delayed proton branching ratio; discussed possible α-decay of 4034 level. 20Mg(β+α); discussed possible decay branch. Relevance to hot CNO cycles during type I x-ray bursts on accreting neutron stars.

doi: 10.1103/PhysRevC.96.032801
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2015GL03      Phys.Rev. C 92, 042501 (2015)

B.E.Glassman, D.Perez-Loureiro, C.Wrede, J.Allen, D.W.Bardayan, M.B.Bennett, B.A.Brown, K.A.Chipps, M.Febbraro, C.Fry, M.R.Hall, O.Hall, S.N.Liddick, P.O'Malley, W.Ong, S.D.Pain, S.B.Schwartz, P.Shidling, H.Sims, P.Thompson, H.Zhang

Revalidation of the isobaric multiplet mass equation for the A=20 quintet

RADIOACTIVITY 20Mg(β+)[20Mg beam from 9Be(24Mg, X), E=170 MeV/nucleon using A1900 fragment separator at NSCL-MSU]; measured Eγ, Iγ, βγ-coin using SeGA array. 20Na; deduced levels, precise energy of the T=2 state, J, π. 20Mg, 20Na, 20Ne, 20F, 20O; analyzed and revalidated isobaric multiplet mass equation (IMME) for A=20, T=2 quintet.

doi: 10.1103/PhysRevC.92.042501
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


1994BE52      Radiochim.Acta 64, 11 (1994)

L.F.Bellido, V.J.Robinson, H.E.Sims

Production of 235Np and 236Pu for Environmental Applications

NUCLEAR REACTIONS, ICPND 238U(p, n), (p, 3n), (p, 4n), E=13-56 MeV; measured σ(E); deduced 235Np, 236Pu production best route.

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0426.


1993BE64      Radiochim.Acta 62, 123 (1993)

L.F.Bellido, V.J.Robinson, H.E.Sims

Excitation Functions for the 235,238U(d, xn)237,240(-x)Np Reactions

NUCLEAR REACTIONS, ICPND 235,238U(d, xn)235Np/236Np/236mNp, E=20-32 MeV; measured production σ(E).

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1064.


1987SZ03      Radiochim.Acta 41, 5 (1987)

A.Szymanski, G.W.A.Newton, V.J.Robinson, H.E.Sims

Gamma Ray Abundances of Re and W Isotopes, Part V, A = 171

RADIOACTIVITY 171Re [from 165Ho(16O, 10n), E=110-183 MeV]; 171W(β+), (EC) [from 165Ho(14N, 8n), E=140.3 MeV]; measured γ-abundances, T1/2. 171Ta deduced transitions, T1/2. 171Hf deduced transitions.

NUCLEAR REACTIONS 165Ho(16O, 10n), E=110-183 MeV; 165Ho(14N, 8n), E=140.3 MeV; measured residuals γ-ray abundances. Helium jet recoil transportation system.


1986SZ05      Radiochim.Acta 40, 61 (1986)

A.Szymanski, G.W.A.Newton, V.J.Robinson, H.E.Sims

Absolute Gamma Ray Abundances of Rhenium and Tungsten Isotopes: Part III, A = 173

NUCLEAR REACTIONS 165Ho(14N, 6n), E=117.4 MeV; 165Ho(14N, 5np), E=118.2 MeV; 165Ho(16O, 8n), E=151.2 MeV; measured Eγ, Iγ. 173Ta, 173W, 173Re deduced T1/2. 173W, 173Ta, 173Hf deduced transitions, absolute γ abundances.

RADIOACTIVITY 173Ta, 173W(EC), (β+); 173Re(EC) [from 165Ho(14N, 6n), (14N, p5n), (16O, 8n)]; measured Eγ, Iγ, T1/2. 173W, 173Ta, 173Hf deduced transitions, absolute γ abundances.


1986SZ06      Radiochim.Acta 40, 67 (1986)

A.Szymanski, G.W.A.Newton, V.J.Robinson, H.E.Sims

Absolute Gamma Ray Abundances of Re and W Isotopes: Part IV, A = 172

NUCLEAR REACTIONS 165Ho(14N, 7n), E=89-147 MeV; 165Ho(16O, 9n), E=110-183 MeV; measured Eγ, Iγ, σ(Eγ, E). 172W deduced T1/2, γ transitions, abundances. 172Re deduced T1/2. 172Ta deduced γ transitions, abundances. Ge(Li) detector, He-jet recoil system.

RADIOACTIVITY 172W, 172Re(β+), (EC) [from 165Ho(14N, 7n), (16O, 9n)]; measured Eγ, Iγ, T1/2. Ge(Li) detector, He-jet recoil system.


1985SZ03      Radiochim.Acta 38, 113 (1985)

A.Szymanski, G.W.A.Newton, V.J.Robinson, H.E.Sims

Absolute Gamma Ray Abundances of Re and W Isotopes: Part II, A = 174

RADIOACTIVITY 174Re(β+), (EC) [from 165Ho(16O, 7n)]; 174W(EC) [from 165Ho(14N, 5n)]; measured Eγ, Iγ. 174W, 174Re deduced absolute γ-abundances.


1984NE06      J.Radioanal.Nucl.Chem. 84, 149 (1984)

G.W.A.Newton, V.J.Robinson, E.M.Shaw, R.J.Smith, H.E.Sims

Single Neutron Transfer Reactions in the Systems: 139La + 16O, 93Nb + 12C, 14N, 16O and 20Ne

NUCLEAR REACTIONS, ICPND 139La(16O, 15O), E=105.8-153.1 MeV; 93Nb(12C, 13C), E=88.7-171.2 MeV; 93Nb(14N, 15N), E=89.4-145.6 MeV; 93Nb(16O, 17O), E=117.3-183.6 MeV; 93Nb(20Ne, 21Ne), E=112.2-191.4 MeV; measured σ(E), residuals yields, isomer production σ; deduced reaction mechanism.

doi: 10.1007/BF02038191
Citations: PlumX Metrics


1984SZ07      Radiochim.Acta 37, 121 (1984)

A.Szymanski, G.W.A.Newton, V.J.Robinson, S.M.A.Hoffmann, H.E.Sims

Absolute Gamma Ray Abundances of Re and W Isotopes: Part I, A = 175

RADIOACTIVITY 175W(EC), (β+) [from 165Ho(14N, 4n)]; 175Re(EC), (β+) [from 165Ho(16O, 6n)]; measured Eγ, Iγ. 175W, 175Re deduced absolute γ-abundances.


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Note: The following list of authors and aliases matches the search parameter H.Sims: , H.E.SIMS