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NSR database version of March 18, 2024.

Search: Author = A.Simon

Found 68 matches.

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2023TS04      Phys.Rev. C 107, 035808 (2023)

A.Tsantiri, A.Palmisano-Kyle, A.Spyrou, P.Mohr, H.C.Berg, P.A.DeYoung, A.C.Dombos, P.Gastis, E.C.Good, C.M.Harris, S.N.Liddick, S.M.Lyons, O.Olivas-Gomez, G.Owens-Fryar, J.Pereira, A.L.Richard, A.Simon, M.K.Smith, R.G.T.Zegers

Cross-section measurement of the 82Kr(p, γ)83Rb reaction in inverse kinematics

NUCLEAR REACTIONS 1H(82Kr, γ)83Rb, E=3.1, 3.4, 3.7 MeV/nucleon; measured Eγ, Iγ, γ-sum, total absorption spectra; deduced σ(E), astrophysical S-factor. Comparison to NON-SMOKER and TALYS statistical model calculations. Hydrogen gas cell surrounded by the Summing NaI(Tl) (SuN) detector at ReA reaccelerator facility (NSCL).

doi: 10.1103/PhysRevC.107.035808
Citations: PlumX Metrics


2022AL01      J.Phys.(London) G49, 010501 (2022)

M.Aliotta, R.Buompane, M.Couder, A.Couture, R.J.deBoer, A.Formicola, L.Gialanella, J.Glorius, G.Imbriani, M.Junker, C.Langer, A.Lennarz, Y.A.Litvinov, W.-P.Liu, M.Lugaro, C.Matei, Z.Meisel, L.Piersanti, R.Reifarth, D.Robertson, A.Simon, O.Straniero, A.Tumino, M.Wiescher, Y.Xu

The status and future of direct nuclear reaction measurements for stellar burning

NUCLEAR REACTIONS 12C(α, γ), 22Ne(α, n), (α, γ), 12C(12C, X), E(cm)<7 MeV; analyzed available data; deduced σ, S-factors.

doi: 10.1088/1361-6471/ac2b0f
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2022BU13      Phys.Rev. C 105, 045805 (2022)

S.Burcher, K.A.Chipps, R.O.Hughes, C.S.Reingold, A.Saastamoinen, J.T.Harke, N.Cooper, S.Ahn, J.M.Allmond, H.Clark, J.A.Cizewski, M.R.Hall, J.Hooker, H.Jayatissa, K.L.Jones, S.Ota, S.D.Pain, K.Schmidt, A.Simon, S.Upadhyayula

Developing the32S(p, d)31S*(p)(γ) reaction to probe the 30P(p, γ)31S reaction rate in classical novae

NUCLEAR REACTIONS 32S(p, d), E=33 MeV; measured reaction products, Ep, Ip, Eγ, Iγ, deuteron spectra, (deuteron)p-coin, (particle)γ-coin, angular distributions; deduced s(θ). 31S; deduced levels, J, π, proton decay width of excited states, proton decay branching ratios. DWBA analysis. Comparison to other experimental data. Discussed relevance to resonances investigations in astrophysically important 30P(p, γ) reaction. Hyperion setup consisting of 12 Compton-suppressed HPGe clover detectors, a silicon telescope downstream of the target, and a single silicon detector upstream of the target at K150 cyclotron (Texas A-M Cyclotron Institute).

doi: 10.1103/PhysRevC.105.045805
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2746. Data from this article have been entered in the XUNDL database. For more information, click here.


2022DO02      Phys.Rev.Lett. 128, 162701 (2022)

A.C.Dombos, D.Robertson, A.Simon, T.Kadlecek, M.Hanhardt, J.Gorres, M.Couder, R.Kelmar, O.Olivas-Gomez, E.Stech, F.Strieder, M.Wiescher

Measurement of Low-Energy Resonance Strengths in the 18O(α, γ)22Ne Reaction

NUCLEAR REACTIONS 18O(α, γ), E=495.4 keV; measured reaction products, Eγ, Iγ; deduced resonance parameters, astrophysical reaction rates. The Sanford Underground Research Facility.

doi: 10.1103/PhysRevLett.128.162701
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2764. Data from this article have been entered in the XUNDL database. For more information, click here.


2022OL01      Eur.Phys.J. A 58, 57 (2022)

O.Olivas-Gomez, A.Simon, D.Robertson, A.C.Dombos, F.Strieder, T.Kadlecek, M.Hanhardt, R.Kelmar, M.Couder, J.Gorres, E.Stech, M.Wiescher

Commissioning of the 4πγ-summing array HECTOR at CASPAR: measurements of 27Al(p, γ)28Si resonances 4850 feet underground

NUCLEAR REACTIONS 27Al(p, γ), E=0.2-1 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, resonances, resonance strengths. Comparison with NACRE compilation. The High EffiCiency TOtal absorption spectrometeR (HECTOR).

doi: 10.1140/epja/s10050-022-00711-z
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Data from this article have been entered in the XUNDL database. For more information, click here.


2022PA20      Phys.Rev. C 105, 065804 (2022)

A.Palmisano-Kyle, A.Spyrou, P.A.DeYoung, A.Dombos, P.Gastis, O.Olivas-Gomez, C.Harris, S.Liddick, S.M.Lyons, J.Pereira, A.L.Richard, A.Simon, M.K.Smith, A.Tsantiri, R.Zegers

Constraining the astrophysical p process: Cross section measurement of the 84Kr(p, γ)85Rb reaction in inverse kinematics

NUCLEAR REACTIONS 1H(84Kr, γ), E=2.8, 3.1, 3.4, 3.7 MeV/nucleon; measured Eγ, Ιγ, total absorption; deduced σ(E). Discussed the astrophysical impact, in particular on the 78Kr p-nuclei path. Comparison to NON-SMOKER and TALYS calculations and previous experimental data. Summing NaI(Tl) (SuN) detector and hydrogen-filled gas-cell target at Michigan State University ReAccelerator (ReA) facility (NSCL).

doi: 10.1103/PhysRevC.105.065804
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2773.


2022RE03      Phys.Rev. C 105, 034612 (2022)

C.S.Reingold, A.Simon, R.O.Hughes, J.T.Harke, K.A.Chipps, S.Burcher, D.T.Blankstien, J.A.Cizewski, N.Cooper, M.Hall, S.Ota, B.Schroeder, S.Upadhyayula

Spin inhibition in ψ-decay probabilities for states above Sn in Sm and Dy nuclei

NUCLEAR REACTIONS 148Sm(p, d), 148Sm, 162Dy(p, t), E=29.55 MeV; measured charged particles, Eγ, Iγ, deuteron and triton spectra, (particle)γ-coin. 146,147Sm, 160Dy; deduced γ-decay probabilities. Investigated the eefect of spin-inhibition for high-spin states above neutron separation threshold. Hyperion setup comprised of Compton-suppressed clover detectors for γ-ray measurements and a ΔE-E telescope for particle energy measurements and identification. Beam from K150 cyclotron at Texas A

doi: 10.1103/PhysRevC.105.034612
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2022SC17      J.Phys.(London) G49, 110502 (2022)

H.Schatz, A.D.Becerril Reyes, A.Best, E.F.Brown, K.Chatziioannou, K.A.Chipps, C.M.Deibel, R.Ezzeddine, D.K.Galloway, C.J.Hansen, F.Herwig, A.P.Ji, M.Lugaro, Z.Meisel, D.Norman, J.S.Read, L.F.Roberts, A.Spyrou, I.Tews, F.X.Timmes, C.Travaglio, N.Vassh, C.Abia, P.Adsley, S.Agarwal, M.Aliotta, W.Aoki, A.Arcones, A.Aryan, A.Bandyopadhyay, A.Banu, D.W.Bardayan, J.Barnes, A.Bauswein, T.C.Beers, J.Bishop, T.Boztepe, B.Cote, M.E.Caplan, A.E.Champagne, J.A.Clark, M.Couder, A.Couture, S.E.de Mink, S.Debnath, R.J.deBoer, J.den Hartogh, P.Denissenkov, V.Dexheimer, I.Dillmann, J.E.Escher, M.A.Famiano, R.Farmer, R.Fisher, C.Frohlich, A.Frebel, C.Fryer, G.Fuller, A.K.Ganguly, S.Ghosh, B.K.Gibson, T.Gorda, K.N.Gourgouliatos, V.Graber, M.Gupta, W.C.Haxton, A.Heger, W.R.Hix, W.C.G.Ho, E.M.Holmbeck, A.A.Hood, S.Huth, G.Imbriani, R.G.Izzard, R.Jain, H.Jayatissa, Z.Johnston, T.Kajino, A.Kankainen, G.G.Kiss, A.Kwiatkowski, M.La Cognata, A.M.Laird, L.Lamia, P.Landry, E.Laplace, K.D.Launey, D.Leahy, G.Leckenby, A.Lennarz, B.Longfellow, A.E.Lovell, W.G.Lynch, S.M.Lyons, K.Maeda, E.Masha, C.Matei, J.Merc, B.Messer, F.Montes, A.Mukherjee, M.R.Mumpower, D.Neto, B.Nevins, W.G.Newton, L.Q.Nguyen, K.Nishikawa, N.Nishimura, F.M.Nunes, E.O'Connor, B.W.O'Shea, W.-J.Ong, S.D.Pain, M.A.Pajkos, M.Pignatari, R.G.Pizzone, V.M.Placco, T.Plewa, B.Pritychenko, A.Psaltis, D.Puentes, Y.-Z.Qian, D.Radice, D.Rapagnani, B.M.Rebeiro, R.Reifarth, A.L.Richard, N.Rijal, I.U.Roederer, J.S.Rojo, J.S K, Y.Saito, A.Schwenk, M.L.Sergi, R.S.Sidhu, A.Simon, T.Sivarani, A.Skuladottir, M.S.Smith, A.Spiridon, T.M.Sprouse, S.Starrfield, A.W.Steiner, F.Strieder, I.Sultana, R.Surman, T.Szucs, A.Tawfik, F.Thielemann, L.Trache, R.Trappitsch, M.B.Tsang, A.Tumino, S.Upadhyayula, J.O.Valle Martinez, M.Van der Swaelmen, C.Viscasillas Vazquez, A.Watts, B.Wehmeyer, M.Wiescher, C.Wrede, J.Yoon, R.G.T.Zegers, M.A.Zermane, M.Zingale, the Horizon 2020 Collaborations

Horizons: nuclear astrophysics in the 2020s and beyond

doi: https://dx.doi.org/10.1088/1361-6471/ac8890
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2022SH36      Phys.Rev. C 106, 025805 (2022)

Shahina, J.Gorres, D.Robertson, M.Couder, O.Gomez, A.Gula, M.Hanhardt, T.Kadlecek, R.Kelmar, P.Scholz, A.Simon, E.Stech, F.Strieder, M.Wiescher

Direct measurement of the low-energy resonances in 22Ne(α, γ)26Mg reaction

NUCLEAR REACTIONS 22Ne(α, γ), E=650, 830 keV; measured Eγ, Iγ, γ sum spectra; deduced resonances strength values at 830- and 650 keV. 22Ne(p, γ), E=8510 keV; measured Eγ, Iγ, γ sum spectra; deduced resonance strength value at 851 keV. Beam energy uncertainty - 2 keV. Comparison to previous experimental data. HECTOR (High EffiCiency Total absorption spectrometeR (HECTOR)) array of 16 NaI(Tl) crystals at 1-MV JN positive ion accelerator CASPAR (Compact Accelerator System for Performing Astrophysical Research).

doi: 10.1103/PhysRevC.106.025805
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2808. Data from this article have been entered in the XUNDL database. For more information, click here.


2021DO03      Phys.Rev. C 103, 025810 (2021)

A.C.Dombos, A.Spyrou, F.Naqvi, S.J.Quinn, S.N.Liddick, A.Algora, T.Baumann, J.Brett, B.P.Crider, P.A.DeYoung, T.Ginter, J.Gombas, S.Lyons, T.Marketin, P.Moller, W.-J.Ong, A.Palmisano, J.Pereira, C.J.Prokop, P.Sarriguren, D.P.Scriven, A.Simon, M.K.Smith, S.Valenta

Total absorption spectroscopy of the β decay of 101, 102Zr and 109Tc

RADIOACTIVITY 101,102Zr, 109Tc(β-)[from 9Be(124Sn, X), E=120 MeV/nucleon, followed by separation of fragments using A1900 separator at NSCL-MSU]; measured Eγ, Iγ, implanted ions, (implants)γ-correlations using Summing NaI(Tl) (SuN) detector for total absorption spectroscopy; deduced β feedings as function of excitation energy, B(GT). Comparison with theoretical results from three different quasiparticle random-phase approximation (QRPA) models to investigate the ground-state shapes of the parent nuclei, and to test commonly used models that provide β-decay properties in r-process network calculations.

doi: 10.1103/PhysRevC.103.025810
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2021GO10      Phys.Rev. C 103, 035803 (2021)

J.Gombas, P.A.DeYoung, A.Spyrou, A.C.Dombos, A.Algora, T.Baumann, B.Crider, J.Engel, T.Ginter, E.Kwan, S.N.Liddick, S.Lyons, F.Naqvi, E.M.Ney, J.Pereira, C.Prokop, W.Ong, S.Quinn, D.P.Scriven, A.Simon, C.Sumithrarachchi

β-decay feeding intensity distributions for 103, 104mNb

RADIOACTIVITY 103,104mNb(β-)[from 9Be(124Sn, X), E not given, followed by separation of fragments using A1900 separator at NSCL-MSU]; measured reaction products and particle identification plot from 9Be(124Sn, X), Eγ, Iγ, total absorption gamma spectra from the decays of 103Nb and 104mNb using Summing NaI(Tl) (SuN) detector at the NSCL-MSU; deduced Iβ feedings to levels in 103Mo and 104Mo, cumulative B(GT) values. Comparison to predictions of quasiparticle random-phase approximation (QRPA) model. Relevance to antineutrino studies of nuclear reactors, and astrophysical r process.

doi: 10.1103/PhysRevC.103.035803
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Data from this article have been entered in the XUNDL database. For more information, click here.


2020FA06      Phys.Lett. B 807, 135575 (2020)

J.Fallis, C.Akers, A.M.Laird, A.Simon, A.Spyrou, G.Christian, D.Connolly, U.Hager, D.A.Hutcheon, A.Lennarz, P.O'Malley, S.J.Quinn, J.Riley, A.Rojas, C.Ruiz, M.Williams

First measurement in the Gamow window of a reaction for the γ process in inverse kinematics: 76Se(α, γ)80Kr

NUCLEAR REACTIONS 4He(76Se, γ)80Kr, E=1.4-1.5 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ, reaction rates. Comparison with calculations.

doi: 10.1016/j.physletb.2020.135575
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2580.


2020KE01      Phys.Rev. C 101, 015801 (2020), Erratum Phys.Rev. C 96, 019901 (2017)

R.Kelmar, A.Simon, O.Olivas-Gomez, P.Millican, C.S.Reingold, E.Churchman, A.M.Clark, S.L.Henderson, S.E.Kelly, D.Robertson, E.Stech, W.P.Tan

Searching for (γ, α)/(γ, n) branching points in the γ-process path near A+100

NUCLEAR REACTIONS 90Zr, 102Pd, 108,110Cd(α, γ), E(cm)=7.5-11.6 MeV; measured Eγ, Iγ, σ(E) using High Efficiency total absorption spectrometer (HECTOR) composed of 16 NaI(Tl) detectors at the University of Notre Dame Nuclear Science Laboratory. Comparison with data in NONSMOKER database, and with calculations using TALYS 1.9 code. 90Zr, 102Pd, 108,110Cd(α, γ), T9=0.3-10; deduced astrophysical reaction rates using the TALYS 1.9 code with the back-shifted Fermi gas LD model, the αOMP, and the Brink-Axel Lorentzian γSF.

doi: 10.1103/PhysRevC.101.015801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2453.


2020OL07      Phys.Rev. C 102, 055806 (2020)

O.Olivas-Gomez, A.Simon, O.Gorton, J.E.Escher, E.Churchman, P.Millican, R.Kelmar, C.S.Reingold, A.M.Clark, N.Cooper, C.Harris, S.L.Henderson, S.E.Kelly, F.Naqvi, A.Palmisano, D.Robertson, E.Stech, A.Spyrou, W.P.Tan

Measurements of proton capture in the A = 100-100 mass region: Constraints on the 111In(γ, p)/(γ, n) branching point relevant to the γ process

NUCLEAR REACTIONS 102Pd(p, γ)103Ag, E=4-8 MeV; 108Cd(p, γ)109In, E=3.5=7 MeV; 110Cd(p, γ)111In, E=3-6 MeV; measured Eγ, Iγ, summed γ spectra using a high efficiency total absorption spectrometer and γ-summing technique at the 10-MV FN Tandem Van de Graaff accelerator of the University of Notre Dame; deduced capture σ(E) for the ground states, total σ(E), constrain Hauser-Feshbach parameters used in TALYS 1.9. Comparison with theoretical predictions from the NON-SMOKER code, and with Hauser-Feshbach statistical calculations. Recommended (γ, p) and (γ, n) stellar photodissociation decay rates for 103Ag, 109In and 111In for T=1-10 GK. Relevance to γ process is an explosive astrophysical scenario.

doi: 10.1103/PhysRevC.102.055806
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2602.


2020SI02      Phys.Rev. C 101, 014619 (2020)

A.Simon, F.Naqvi

Indirect determination of neutron-capture cross sections for Sm isotopes

NUCLEAR REACTIONS 146,148,150,152Sm(n, γ), E=0.01-10 MeV; calculated neutron-capture σ(E) and Maxwellian-averaged cross sections (MACS) using γ-ray strength and level density functions (γΣF and NLD) extracted from the Oslo-type experiments for 147,149,151,153Sm, with the uncertainties in σ(E) calculated using Monte Carlo method. Comparison with experimental data from EXFOR database, and with the evaluated data in ENDF, EAF and TENDL libraries. 146Sm(n, γ), E=0.01-10 MeV; first estimate of experimental neutron capture σ(E).

doi: 10.1103/PhysRevC.101.014619
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2019DO02      Phys.Rev. C 99, 015802 (2019)

A.C.Dombos, A.Spyrou, F.Naqvi, S.J.Quinn, S.N.Liddick, A.Algora, T.Baumann, J.Brett, B.P.Crider, P.A.DeYoung, T.Ginter, J.Gombas, E.Kwan, S.Lyons, W.-J.Ong, A.Palmisano, J.Pereira, C.J.Prokop, D.P.Scriven, A.Simon, M.K.Smith, C.S.Sumithrarachchi

β-decay half-lives of neutron-rich nuclides in the A=100--110 mass region

RADIOACTIVITY 99Y, 101,102Zr, 102m,103,104mNb, 109Tc(β-)[from 9Be(124Sn, X), E=120 MeV/nucleon, followed by separation of reaction products using A1900 fragment separator]; measured (implants)γ-coin, time-of-flight, total energy loss of fragments, and half-lives from (implants)γ-correlated decay curves using the implantation station installed inside the Summing NaI(Tl) (SuN) detector for the total absorption spectroscopy (TAS) technique at the NSCL-MSU facility. Comparison with previous experimental values; compiled measured and evaluated half-lives in literature for the seven isotopes studied in this work. Relevance to B(GT) distributions, nuclear astrophysics, nuclear structure, and nuclear technology.

doi: 10.1103/PhysRevC.99.015802
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Data from this article have been entered in the XUNDL database. For more information, click here.


2019HE11      Phys.Rev. C 99, 064320 (2019)

S.L.Henderson, T.Ahn, M.A.Caprio, P.J.Fasano, A.Simon, W.Tan, P.O'Malley, J.Allen, D.W.Bardayan, D.Blankstein, B.Frentz, M.R.Hall, J.J.Kolata, A.E.McCoy, S.Moylan, C.S.Reingold, S.Y.Strauss, R.O.Torres-Isea

First measurement of the B(E2; 3/2- → 1/2-) transition strength in 7Be: Testing ab initio predictions for A = 7 nuclei

NUCLEAR REACTIONS 197Au(7Be, 7Be'), E=31.3 MeV, [secondary 7Be beam from 2H(6Li, n), E=34.0 MeV primary reaction]; measured reaction products, particle spectra, Eγ, Iγ, (particle)γ-coin using silicon detector for charged particle detection and HPGe detectors for γ detection at the University of Notre Dame FN Tandem Van de Graaff accelerator facility. 7Be; deduced levels, J, π, Coulomb excitation cross section, B(E2) for 3/2- to 1/2- (g.s. to the first excited state) transition. Comparison with ab initio no-core shell model (NCSM) calculations.

doi: 10.1103/PhysRevC.99.064320
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Data from this article have been entered in the XUNDL database. For more information, click here.


2019LA15      Phys.Rev. C 100, 034614 (2019)

E.Lamere, M.Couder, M.Beard, A.Simon, A.Simonetti, M.Skulski, G.Seymour, P.Huestis, K.Manukyan, Z.Meisel, L.Morales, M.Moran, S.Moylan, C.Seymour, E.Stech

Proton-induced reactions on molybdenum

NUCLEAR REACTIONS 92Mo(p, α)89Nb/89mNb, (p, np)91Mo/91mMo, (p, 2p)91mNb, (p, n)92Tc, (p, γ)93Tc/93mTc, E=10.52, 13.03, 15.07, 16.07, 17.05, 18.07 MeV; 94Mo(p, α)91mNb, (p, np)93mMo, (p, 2n)93Tc/93mTc, (p, n)94Tc/94mTc, E=9.04, 10.06, 11.05, 12.05, 13.04, 14.04, 15.04, 16.06, 17.06, 18.05, 19.06 MeV; 95Mo(p, nα)91mNb, (p, α)92mNb, (p, 2n)94Tc/94mTc, (p, n)95mTc/95mTc, E=10.57, 12.01, 13.02, 4.03, 15.07, 16.03, 17.99, 19.03 MeV; 96Mo(p, nα)92mNb, (p, 2n)95Tc/95mTc, (p, n)96Tc/96mTc, E=8.04, 10.06, 11.07, 11.55, 12.07, 12.55, 13.06, 14.05, 15.05, 16.05, 17.05, 18.05, 19.06 MeV; 97Mo(p, 2n)96Tc/96mTc, (p, n)97mTc, E=9.01, 10.05, 10.98, 11.98, 13.02, 14.02, 15.04 MeV; 98Mo(p, α)95Nb/95mNb, (p, 2n)97mTc, (p, γ)99mTc, E=10.06, 11.06, 12.05, 13.06, 14.05, 15.05, 16.06, 17.06, 18.02, 19.05 MeV; 100Mo(p, nα)96Nb, (p, α)97Nb/97mNb, (p, np)99Mo, (p, 2n)99mTc, (p, γ)101Tc, E=8.01, 9.01, 10.07, 11.01, 12.02, 13.03, 14.03, 15.07, 16.04, 17.03, 18.07, 19.07 MeV; measured Eγ, Iγ, σ(E) by γ-activation method. Comparison with HF calculations using TALYS-1.8 code, and with previous experimental results. Measurement made at the Nuclear Science Laboratory at the University of Notre Dame.

doi: 10.1103/PhysRevC.100.034614
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2413.


2019NA10      Phys.Rev. C 99, 054331 (2019)

F.Naqvi, A.Simon, M.Guttormsen, R.Schwengner, S.Frauendorf, C.S.Reingold, J.T.Burke, N.Cooper, R.O.Hughes, S.Ota, and A.Saastamoinen

Nuclear level densities and γ-ray strength functions in samarium isotopes

NUCLEAR REACTIONS 148,150Sm(p, d), E=28 MeV; measured deuteron spectra, Eγ, Iγ, and (particle)γ-coin using the Hyperion array with ΔE-E telescope and HPGe clover detector array at the Cyclotron Institute of Texas A and M University. 147,149Sm; deduced nuclear level densities (NLDs) and γ strength functions (γSF) using the Oslo method, total B(M1) strength, parameters for giant resonances and the upbend. Comparison with shell model calculations, and with previous experimental results. Systematics of γSF, nuclear level densities, total B(M1) strength, and the parameters for giant resonances, the upbend and scissors resonances in 145,147,149,151Sm.

doi: 10.1103/PhysRevC.99.054331
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2019RE04      Eur.Phys.J. A 55, 77 (2019)

C.S.Reingold, O.Olivas-Gomez, A.Simon, J.Arroyo, M.Chamberlain, J.Wurzer, A.Spyrou, F.Naqvi, A.C.Dombos, A.Palmisano, T.Anderson, A.M.Clark, B.Frentz, M.R.Hall, S.L.Henderson, S.Moylan, D.Robertson, M.Skulski, E.Stech, S.Y.Strauss, W.P.Tan, B.Vande Kolk

High Efficiency Total Absorption Spectrometer HECTOR for capture reaction measurements

RADIOACTIVITY 60Co(IT); measured Eγ, Iγ using Total Absorption Spectrometer HECTOR; deduced sum spectrum; compared with GEANT4 simulated spectrum.

NUCLEAR REACTIONS 27Al(p, γ), E not given; measured Eγ, Iγ; deduced resonances, average multiplicities, summing efficiencies and resonance strengths; compared with GEANT4 simulations and with published data. Remark: Paper aimed mainly to show the possibilities of the HECTOR spectrometer.

doi: 10.1140/epja/i2019-12748-8
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Data from this article have been entered in the XUNDL database. For more information, click here.


2018CO12      Phys.Rev. C 98, 044618 (2018)

N.Cooper, C.W.Beausang, P.Humby, A.Simon, J.T.Burke, R.O.Hughes, S.Ota, C.Reingold, A.Saastamoinen, E.Wilson

Entry-level spin distributions and relative γ-neutron branching ratios of samarium isotopes populated by the (p, t) reaction

NUCLEAR REACTIONS 150,152,154Sm(p, t), E=25 MeV; measured Eγ, Iγ, γ(θ), E(t), I(t), angular distribution of tritons, and tγ-coin using the Hyperion detector array consisting of STARS array of Si detectors for triton detection and 13 HPGe clovers for γ detection using enriched targets at the K150 cyclotron facility of Texas A and M university. 148,150,152Sm; deduced relative intensities of γ rays from low-lying levels, entry-level spin distributions, and relative average branching ratios for γ-rays above S(n). Comparison with calculated simulated γ spectra from natural-parity levels using DICEBOX and MCγ codes, and probability densities of entry level spins by modeling (p, t) reaction using PTCRUISER code.

doi: 10.1103/PhysRevC.98.044618
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2018SI11      Phys.Rev. C 97, 044913 (2018)

A.Simon, G.Wolschin

Examining nonextensive statistics in relativistic heavy-ion collisions

NUCLEAR REACTIONS 208Pb(208Pb, X), E(cm)=17.2 GeV/nucleon; 197Au(197Au, X), E(cm)=200 GeV/nucleon; analyzed data from SPS and RHIC (BRAHMS) for stopping rapidity distributions, and dN/dy for protons minus antiprotons. Nonextensive statistics (q-statistics) fails to reproduce data, while linear relativistic diffusion model with expansion reproduces the data. Linear Fokker-Planck equations (FPE).

doi: 10.1103/PhysRevC.97.044913
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2017ON01      Phys.Rev. C 95, 055806 (2017)

W.-J.Ong, C.Langer, F.Montes, A.Aprahamian, D.W.Bardayan, D.Bazin, B.A.Brown, J.Browne, H.Crawford, R.Cyburt, E.B.Deleeuw, C.Domingo-Pardo, A.Gade, S.George, P.Hosmer, L.Keek, A.Kontos, I.-Y.Lee, A.Lemasson, E.Lunderberg, Y.Maeda, M.Matos, Z.Meisel, S.Noji, F.M.Nunes, A.Nystrom, G.Perdikakis, J.Pereira, S.J.Quinn, F.Recchia, H.Schatz, M.Scott, K.Siegl, A.Simon, M.Smith, A.Spyrou, J.Stevens, S.R.Stroberg, D.Weisshaar, J.Wheeler, K.Wimmer, R.G.T.Zegers

Low-lying level structure of 56Cu and its implications for the rp process

NUCLEAR REACTIONS 2H(56Ni, 56Cu), E AP 75 MeV/nucleon, [secondary 56Ni beam from 9Be(58Ni, X), E=160 MeV/nucleon primary reaction using A1900 separator at NSCL-MSU facility]; measured ΔE-TOF particle identification for ions, Eγ, Iγ, γγ-, (56Cu ions)γ-coin using GRETINA array and S800 magnetic spectrograph. 56Cu; deduced levels, J, π. Comparison with mirror nucleus 56Co level scheme, and with shell-model calculations 55Ni(p, γ)56Cu, T9=0.1-10; deduced Q value, astrophysical reaction rates as function of temperature, and impact on the r-process around 56Ni.

NUCLEAR STRUCTURE 56Cu; calculated levels, resonance energies, J, π, spectroscopic factors, Γp, Γγ using shell model with the GXPF1A interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.95.055806
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2017PE09      Phys.Rev. C 96, 014306 (2017)

D.Perez-Loureiro, C.Wrede, M.B.Bennett, S.N.Liddick, A.Bowe, B.A.Brown, A.A.Chen, K.A.Chipps, N.Cooper, E.McNeice, F.Naqvi, R.Ortez, S.D.Pain, J.Pereira, C.Prokop, S.J.Quinn, J.Sakstrup, M.Santia, S.B.Schwartz, S.Shanab, A.Simon, A.Spyrou, E.Thiagalingam

Confirmation of the isomeric state in 26P

NUCLEAR REACTIONS 9Be(36Ar, 26P), E=150 MeV/nucleon; measured 26P recoils, Eγ, Iγ, (26P)γ-coin, half-life of the isomer by (recoils)γ(t) using A1900 fragment separator, Radio-Frequency Fragment Separator and SeGA array at NSCL-MSU facility. 26P; deduced level, isomer, S(p). Comparison with previous experimental data.

doi: 10.1103/PhysRevC.96.014306
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2017SI11      J.Phys.(London) G44, 064006 (2017)

A.Simon, M.Beard, B.S.Meyer, B.Roach

Impact of the α optical model potential on the γ-process nucleosynthesis

NUCLEAR REACTIONS 156,158,160Dy, 152,154Er, 168Yb(α, γ), E<5 GK; 106Cd, 112Sn, 144Sm, 151Eu, 168Yb, 197Au(α, n), E(cm)<24 MeV; calculated σ, astrophysical reaction rates. NON-SMOKER, TALYS nuclear model codes, comparison with available data.

doi: 10.1088/1361-6471/aa6bb4
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2016DO05      Phys.Rev. C 93, 064317 (2016)

A.C.Dombos, D.-L.Fang, A.Spyrou, S.J.Quinn, A.Simon, B.A.Brown, K.Cooper, A.E.Gehring, S.N.Liddick, D.J.Morrissey, F.Naqvi, C.S.Sumithrarachchi, R.G.T.Zegers

Total absorption spectroscopy of the β decay of 76Ga

RADIOACTIVITY 76Ga(β-)[from 9Be(76Ge32+, X), E=130 MeV/nucleon and separated by A1900 fragment separator at NSCL-MSU]; measured Eγ, Iγ, total absorption gamma-ray (TAS) spectrum using a segmented NaI(Tl)(SuN) detector, Eβ, Iβ by a silicon surface barrier, βγ-coin, half-life of 76Ga decay; deduced Iβ feedings and compared to the evaluated data in the ENSDF database, β strength functions and B(GT). Comparison with shell-model calculations using jj44b and JUN45 interactions. Relevance to studies of neutrinoless double β-decay of 76Ge.

doi: 10.1103/PhysRevC.93.064317
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2016HU07      Hyperfine Interactions 237, 93 (2016)

X.Huyan, O.Naviliat-Cuncic, D.Bazin, A.Gade, M.Hughes, S.Liddick, K.Minamisono, S.Noji, S.V.Paulauskas, A.Simon, P.Voytas, D.Weisshaar

Toward a measurement of weak magnetism in 6He decay

RADIOACTIVITY 6He(β-); measured decay products, Eβ, Iβ; deduced β-spectrum, precision for contribution due to the weak magnetism form factor.

doi: 10.1007/s10751-016-1303-8
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2016HU22      Phys.Rev. C 94, 064314 (2016)

P.Humby, A.Simon, C.W.Beausang, J.M.Allmond, J.T.Burke, R.J.Casperson, R.Chyzh, M.Dag, K.Gell, R.O.Hughes, J.Koglin, E.McCleskey, M.McCleskey, S.Ota, T.J.Ross, A.Saastamoinen, T.Tarlow, G.Vyas

Investigation of discrete states and quasidiscrete structures observed in 150Sm and 152Sm using the (p, tγ) reaction

NUCLEAR REACTIONS 152,154Sm(p, t), E=25 MeV; measured triton spectra, Eγ, Iγ, (triton)γ-, (triton)γγ-coin, σ(θ), angular distribution of peak-like structure (PLS) using the STARLiTeR array at Texas A and M cyclotron facility. Enriched targets. 150,152Sm; deduced levels, J, π, L-transfers. DWBA analysis of σ(θ) data. Comparison with evaluated data taken from the ENSDF database.

doi: 10.1103/PhysRevC.94.064314
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2016PE10      Phys.Rev. C 93, 064320 (2016)

D.Perez-Loureiro, C.Wrede, M.B.Bennett, S.N.Liddick, A.Bowe, B.A.Brown, A.A.Chen, K.A.Chipps, N.Cooper, D.Irvine, E.McNeice, F.Montes, F.Naqvi, R.Ortez, S.D.Pain, J.Pereira, C.J.Prokop, J.Quaglia, S.J.Quinn, J.Sakstrup, M.Santia, S.B.Schwartz, S.Shanab, A.Simon, A.Spyrou, E.Thiagalingam

β-delayed γ decay of 26P: Possible evidence of a proton halo

RADIOACTIVITY 26P, 24Al(β+), (EC)[from 9Be(36Ar, X), E=150 MeV/nucleon using A1900 fragment separator and the Radio-Frequency Fragment Separator (RFFS) at NSCL-MSU]; measured Eγ, Iγ, 26P ions, Eβ, Iβ, γγ-, βγγ-coin using GeDSSD detector for ions and β particles and SeGA array for γ rays. 26Si; deduced levels, J, π, Iβ feedings, B(GT) strengths, logft, mirror asymmetry, proton halo. Comparisons with β decay of 26Na mirror nucleus, previous experimental data for 26Si levels, and USDB shell-model calculations. 24Mg; observed γ rays. 25Al(p, γ)26Si, T9=0.01-0.5; calculated astrophysical reaction rates.

doi: 10.1103/PhysRevC.93.064320
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2016SI07      Phys.Rev. C 93, 034303 (2016)

A.Simon, M.Guttormsen, A.C.Larsen, C.W.Beausang, P.Humby, J.T.Burke, R.J.Casperson, R.O.Hughes, T.J.Ross, J.M.Allmond, R.Chyzh, M.Dag, J.Koglin, E.McCleskey, M.McCleskey, S.Ota, A.Saastamoinen

First observation of low-energy γ-ray enhancement in the rare-earth region

NUCLEAR REACTIONS 152,154Sm(p, dγ), E=25 MeV; measured reaction products, Eγ, Iγ, (particle)γ-coin, γ(θ) using STARLiTeR setup for charged-particles, and Ge clover detectors with Compton suppressors for γ rays at K-150 cyclotron at Texas A and M; deduced level density (LD) and γ-ray strength function (γSF) using OSLO method, multipolarity, enhanced low-energy γ-ray strength for rare-earth nuclei, coexistence with the scissors resonance. Comparison with Hauser-Feshbach calculations. Calculated ratios of Maxwellian-averaged (n, γ) reaction rates at T9=0.15 and 1.5 for A=145-202 Sm isotopes.

doi: 10.1103/PhysRevC.93.034303
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2015BA37      Nucl.Instrum.Methods Phys.Res. B360, 90 (2015)

N.P.Barradas, A.Bergmaier, K.Mizohata, M.Msimanga, J.Raisanen, T.Sajavaara, A.Simon

Determination of molecular stopping cross section of 12C, 16O, 28Si, 35Cl, 58Ni, 79Br, and 127I in silicon nitride

NUCLEAR REACTIONS Si, N(12C, X), (16O, X), (28Si, X), (35Cl, X), (58Ni, X), (79Br, X), (127I, X), E<11 MeV; measured reaction products; deduced stopping σ. Comparison with SRIM and MSTAR calculations.

doi: 10.1016/j.nimb.2015.08.034
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2015HU02      Phys.Rev. C 91, 024322 (2015)

P.Humby, A.Simon, C.W.Beausang, T.J.Ross, R.O.Hughes, J.T.Burke, R.J.Casperson, J.Koglin, S.Ota, J.M.Allmond, M.McCleskey, E.McCleskey, A.Saastamoinen, R.Chyzh, M.Dag, K.Gell, T.Tarlow, G.Vyas

Improved measurement of the half-life of the Jπ = 8- nuclear isomer 152m2Eu

NUCLEAR REACTIONS 154Sm(p, 3n)152mEu, E=25 MeV; measured Eγ, Iγ, delayed γ, half-lives of 0- and 8- isomers in 152Eu by γ(t) using STARS array for particle detection and LiTer array for γ detection at the Texas A and M, K-150 cyclotron facility. Comparison with earlier experimental results.

RADIOACTIVITY 152Eu(β-), (EC)[from 154Sm(p, 3n), E=25 MeV]; measured Eγ, Iγ, half-life of the 0- isomer in 152Eu. Comparison with earlier experimental results.

doi: 10.1103/PhysRevC.91.024322
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2015NA14      Phys.Rev. C 92, 025804 (2015)

F.Naqvi, S.J.Quinn, A.Spyrou, A.Battaglia, M.Couder, P.A.DeYoung, A.C.Dombos, X.Fang, J.Gorres, A.Kontos, Q.Li, S.Lyons, D.Robertson, A.Simon, K.Smith, M.K.Smith, E.Stech, W.P.Tan, M.Wiescher

Proton capture cross section of 72Ge and astrophysical implications

NUCLEAR REACTIONS 72,74Ge(p, γ), E=1.8-3.6 MeV; measured Eγ, Iγ, σ(E) using γ-summing detector SuN at Notre Dame Tandem Van de Graff accelerator facility. Natural Ge target. Comparison with calculations using TALYS1.6 code and different combinations of optical model potentials (OMPs), nuclear level densities (NLDs), and γ-ray strength functions, and with data in standard astrophysical libraries BRUSLIB and REACLIB. Relevance to astrophysical p-process.

doi: 10.1103/PhysRevC.92.025804
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2183.


2015QU01      Phys.Rev. C 92, 045805 (2015)

S.J.Quinn, A.Spyrou, A.Simon, A.Battaglia, M.Bowers, B.Bucher, C.Casarella, M.Couder, P.A.DeYoung, A.C.Dombos, J.Gorres, A.Kontos, Q.Li, A.Long, M.Moran, N.Paul, J.Pereira, D.Robertson, K.Smith, M.K.Smith, E.Stech, R.Talwar, W.P.Tan, M.Wiescher

(α, γ) cross section measurements in the region of light p nuclei

NUCLEAR REACTIONS 74Ge, 90,92Zr(α, γ), E=9.5-12 MeV; measured Eγ, Iγ, σ(E) using the SuN detector and gamma-summing technique at Notre Dame Tandem Van de Graaff accelerator; deduced stellar reaction rates for 90Zr(α, γ) reaction. Nucleosynthesis of light p-process nuclei. Comparison with statistical model calculations using TALYS and NON-SMOKER codes.

doi: 10.1103/PhysRevC.92.045805
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2196.


2015SC16      Phys.Rev. C 92, 031302 (2015)

S.B.Schwartz, C.Wrede, M.B.Bennett, S.N.Liddick, D.Perez-Loureiro, A.Bowe, A.A.Chen, K.A.Chipps, N.Cooper, D.Irvine, E.McNeice, F.Montes, F.Naqvi, R.Ortez, S.D.Pain, J.Pereira, C.Prokop, J.Quaglia, S.J.Quinn, J.Sakstrup, M.Santia, S.Shanab, A.Simon, A.Spyrou, E.Thiagalingam

Observation of Doppler broadening in β-delayed proton-γ decay

RADIOACTIVITY 26P(β+p)[from 9Be(36Ar, X), E=150 MeV/nucleon and A1900 fragment separator at NSCL-MSU]; measured Eγ, first observation of Doppler-broadened γ rays in β-delayed proton-γ decay, Iγ, γγ-coin, Eβ, βγ-correlated spectra using Si detectors for β and implanted nuclei, SeGA array for γ rays 25Al; deduced levels, β+p feedings. 26Si; deduced energies of proton emitting states from the kinematic analysis of Doppler-broadened γ rays. Comparison with previous experimental data. 24Mg, 26Al, 26Si; observed γ rays.

doi: 10.1103/PhysRevC.92.031302
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2015SI13      Phys.Rev. C 92, 025806 (2015)

A.Simon, M.Beard, A.Spyrou, S.J.Quinn, B.Bucher, M.Couder, P.A.DeYoung, A.C.Dombos, J.Gorres, A.Kontos, A.Long, M.T.Moran, N.Paul, J.Pereira, D.Robertson, K.Smith, E.Stech, R.Talwar, W.P.Tan, M.Wiescher

Systematic study of (α, γ) reactions for stable nickel isotopes

NUCLEAR REACTIONS 58,60,61,62,64Ni(α, γ), E=5-9 MeV; measured Eγ, Iγ, σ(E) using γ-summing detector SuN at Notre Dame tandem (FN) Pelletron accelerator facility; deduced astrophysical reaction rates. Comparison with available experimental data, and with Hauser-Feshbach calculations using TALYS 1.6 code with different combinations of α-optical potentials. nuclear level densities, and E1 γ-ray strength functions. Comparisons with results in NON-SMOKER and BRUSLIB databases.

doi: 10.1103/PhysRevC.92.025806
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2181.


2014LA16      Phys.Rev.Lett. 113, 032502 (2014)

C.Langer, F.Montes, A.Aprahamian, D.W.Bardayan, D.Bazin, B.A.Brown, J.Browne, H.Crawford, R.H.Cyburt, C.Domingo-Pardo, A.Gade, S.George, P.Hosmer, L.Keek, A.Kontos, I-Y.Lee, A.Lemasson, E.Lunderberg, Y.Maeda, M.Matos, Z.Meisel, S.Noji, F.M.Nunes, A.Nystrom, G.Perdikakis, J.Pereira, S.J.Quinn, F.Recchia, H.Schatz, M.Scott, K.Siegl, A.Simon, M.Smith, A.Spyrou, J.Stevens, S.R.Stroberg, D.Weisshaar, J.Wheeler, K.Wimmer, R.G.T.Zegers

Determining the rp-Process Flow through 56Ni: Resonances in 57Cu(p, γ)58Zn identified with GRETINA

NUCLEAR REACTIONS 2H(57Cu, n), E=75 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced resonance energies, J, π, reaction rates. Shell model calculations, GXPF1A interaction.

doi: 10.1103/PhysRevLett.113.032502
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2014QU01      Phys.Rev. C 89, 054611 (2014)

S.J.Quinn, A.Spyrou, E.Bravo, T.Rauscher, A.Simon, A.Battaglia, M.Bowers, B.Bucher, C.Casarella, M.Couder, P.A.DeYoung, A.C.Dombos, J.Gorres, A.Kontos, Q.Li, A.Long, M.Moran, N.Paul, J.Pereira, D.Robertson, K.Smith, M.K.Smith, E.Stech, R.Talwar, W.P.Tan, M.Wiescher

Measurement of the 58Ni(α, γ)62Zn reaction and its astrophysical impact

NUCLEAR REACTIONS 58Ni(α, γ)62Zn, E=5.5-9.5 MeV; measured Eγ, Iγ, σ(E) using Summing NaI(Tl) (SuN) detector at NSL-Notre Dame facility; deduced astrophysical reaction rates. Comparison with predictions from statistical Hauser-Feshbach model using SMARAGD code. Discussed Astrophysical implications and elemental abundances.

doi: 10.1103/PhysRevC.89.054611
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2014QU04      Nucl.Instrum.Methods Phys.Res. A 757, 62 (2014)

S.J.Quinn, A.Spyrou, A.Simon, A.Battaglia, M.Bowers, B.Bucher, C.Casarella, M.Couder, P.A.Deyoung, A.C.Dombos, J.P.Greene, J.Gorres, A.Kontos, Q.Li, A.Long, M.Moran, N.Paul, J.Pereira, D.Robertson, K.Smith, M.K.Smith, E.Stech, R.Talwar, W.P.Tan, M.Wiescher

First application of the technique in inverse kinematics

NUCLEAR REACTIONS 1H(27Al, γ), 1H(58Ni, γ), 27Al(p, γ), 58Ni(p, γ), E=956 keV-1.5 GeV; measured products, Eγ, Iγ; deduced resonance parameters. Data were imported from EXFOR entry C2123.

doi: 10.1016/j.nima.2014.05.020
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2123.


2014SP05      Phys.Rev.Lett. 113, 232502 (2014)

A.Spyrou, S.N.Liddick, A.C.Larsen, M.Guttormsen, K.Cooper, A.C.Dombos, D.J.Morrissey, F.Naqvi, G.Perdikakis, S.J.Quinn, T.Renstrom, J.A.Rodriguez, A.Simon, C.S.Sumithrarachchi, R.G.T.Zegers

Novel technique for Constraining r-Process (n, γ) Reaction Rates

RADIOACTIVITY 76Ga(β-) [from Be(76Ge, X), E=130 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced nuclear level density and γ-ray strength function, restrictions on 75Ge(n, γ) reaction σ and rate. Hauser-Feshbach calculations.

doi: 10.1103/PhysRevLett.113.232502
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2014SU05      Phys.Rev. C 89, 021301 (2014)

S.Suchyta, S.N.Liddick, Y.Tsunoda, T.Otsuka, M.B.Bennett, A.Chemey, M.Honma, N.Larson, C.J.Prokop, S.J.Quinn, N.Shimizu, A.Simon, A.Spyrou, V.Tripathi, Y.Utsuno, J.M.VonMoss

Shape coexistence in 68Ni

RADIOACTIVITY 68Co(β-)[from 9Be(76Ge, X), E=130 MeV/nucleon]; measured Eγ, Iγ, γγ-coin, internal transitions, internal-conversion decay, electron-positron pair production from first excited 0+ state using germanium double-sided strip detector (GeDSSD) and SeGA array at NSCL-MSU facility. 68Ni; deduced level energy of first excited 0+ state, E0 transition strength, level half-life, difference in deformation between the excited 0+ state and the ground state. Comparison with Monte-Carlo shell-model calculations using several interactions, and with experimental data for excited 0+ states in 90Zr.

doi: 10.1103/PhysRevC.89.021301
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2013BE41      Phys.Rev.Lett. 111, 232503 (2013)

M.B.Bennett, C.Wrede, K.A.Chipps, J.Jose, S.N.Liddick, M.Santia, A.Bowe, A.A.Chen, N.Cooper, D.Irvine, E.McNeice, F.Montes, F.Naqvi, R.Ortez, S.D.Pain J.Pereira, C.Prokop, J.Quaglia, S.J.Quinn, S.B.Schwartz, S.Shanab, A.Simon, A.Spyrou, E.Thiagalingam

Classical-Nova Contribution to the Milky Way's 26Al Abundance: Exit Channel of the Key 25Al(p, γ)26Si Resonance

RADIOACTIVITY 26P(β+) [from Be(36Ar, X)26P, E=150 MeV/nucleon]; measured Eβ, Iβ, Eγ, Iγ, βγ- and βγγ-coin.; deduced resonances energy, J, π. Astrophysical implications.

doi: 10.1103/PhysRevLett.111.232503
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2013QU01      Phys.Rev. C 88, 011603 (2013)

S.J.Quinn, A.Spyrou, A.Simon, A.Battaglia, M.Couder, P.A.DeYoung, A.C.Dombos, X.Fang, J.Gorres, A.Kontos, Q.Li, S.Lyons, B.S.Meyer, G.F.Peaslee, D.Robertson, K.Smith, M.K.Smith, E.Stech, W.P.Tan, X.D.Tang, M.Wiescher

Probing the production mechanism of the light p-process nuclei

NUCLEAR REACTIONS 74Ge(p, γ)75As, E=1.6-4.2 MeV; measured Eγ, Iγ, σ(E) using the NSCL SuN detector at Notre Dame facility; deduced astrophysical S(E) factors, reaction rates at T9=0.10-10.0, cumulative mass fraction of 74Se in a Type II Supernova model. Comparison with previous experimental data, and with theoretical predictions using NON-SMOKER and TALYS nuclear reaction codes.

doi: 10.1103/PhysRevC.88.011603
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2046.


2013SI11      Phys.Rev. C 87, 055802 (2013)

A.Simon, A.Spyrou, T.Rauscher, C.Frohlich, S.J.Quinn, A.Battaglia, A.Best, B.Bucher, M.Couder, P.A.DeYoung, X.Fang, J.Gorres, A.Kontos, Q.Li, L.-Y.Lin, A.Long, S.Lyons, A.Roberts, D.Robertson, K.Smith, M.K.Smith, E.Stech, B.Stefanek, W.P.Tan, X.D.Tang, M.Wiescher

Systematic study of (p, γ) reactions on Ni isotopes

NUCLEAR REACTIONS 58,60,61,62,64Ni(p, γ), E=2.0-6.0 MeV; measured Eγ, Iγ, σ(E) using the NSCL-SuN gamma detector utilizing γ-summing technique at Notre Dame; deduced sensitivity of the reaction σ(E) with variation of γ- and particle width. Comparison with theoretical predictions from NON-SMOKER and SMARAGD computer code calculations, and with previous experimental data. Predicted astrophysical reaction rates on all stable nickel isotopes including that for 56Ni(p, γ)57Cu.

doi: 10.1103/PhysRevC.87.055802
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2026.


2013SI20      Eur.Phys.J. A 49, 60 (2013)

A.Simon, J.Fallis, A.Spyrou, A.M.Laird, C.Ruiz, L.Buchmann, B.R.Fulton, D.Hutcheon, L.Martin, D.Ottewell, A.Rojas

Radiative capture reactions with heavy beams: extending the capabilities of DRAGON

doi: 10.1140/epja/i2013-13060-5
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2043.


2013SI35      Nucl.Instrum.Methods Phys.Res. A 703, 16 (2013)

A.Simon, S.J.Quinn, A.Spyrou, A.Battaglia, I.Beskin, A.Best, B.Bucher, M.Couder, P.A.Deyoung, X.Fang, J.Gorres, A.Kontos, Q.Li, S.N.Liddick, A.Long, S.Lyons, K.Padmanabhan, J.Peace, A.Roberts, D.Robertson, K.Smith, M.K.Smith, E.Stech, B.Stefanek, W.P.Tan, X.D.Tang, M.Wiescher

SuN: Summing NaI(Tl) gamma-ray detector for capture reaction measurements

NUCLEAR REACTIONS 27Al(p, γ), E=2.3-3.9 MeV; measured products, Eγ, Iγ; deduced resonance parameters. Data were imported from EXFOR entry C1967.

doi: 10.1016/j.nima.2012.11.045
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1967.


2013SN02      Phys.Rev. C 88, 031303 (2013)

J.Snyder, T.Baumann, G.Christian, R.A.Haring-Kaye, P.A.DeYoung, Z.Kohley, B.Luther, M.Mosby, S.Mosby, A.Simon, J.K.Smith, A.Spyrou, S.Stephenson, M.Thoennessen

First observation of 15Be

NUCLEAR REACTIONS 2H(14Be, 15Be), E=59 MeV/nucleon, [secondary 14Be from 9Be(18O, X), E=120 MeV/nucleon primary reaction]; measured 14Be, and neutron spectra from decay of 15Be, TOF, production σ, (14Be)n-coin using MoNA array at NSCL-MSU facility. Decay energy spectrum of 15Be fitted with energy-dependent Breit-Wigner distribution. 15Be; deduced level, J, π, neutron-unbound resonance, width. Shell-model calculations.

doi: 10.1103/PhysRevC.88.031303
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2053. Data from this article have been entered in the XUNDL database. For more information, click here.


2013SP04      Phys.Rev. C 88, 045802 (2013)

A.Spyrou, S.J.Quinn, A.Simon, T.Rauscher, A.Battaglia, A.Best, B.Bucher, M.Couder, P.A.DeYoung, A.C.Dombos, X.Fang, J.Gorres, A.Kontos, Q.Li, L.Y.Lin, A.Long, S.Lyons, B.S.Meyer, A.Roberts, D.Robertson, K.Smith, M.K.Smith, E.Stech, B.Stefanek, W.P.Tan, X.D.Tang, M.Wiescher

Measurement of the 90, 92Zr(p, γ)91, 93Nb reactions for the nucleosynthesis of elements near A=90

NUCLEAR REACTIONS 90,92Zr(p, γ)91Nb/93Nb, E=2.0-5.0 MeV; measured Eγ, Iγ, σ(E) using NSCL SuN detector at Notre Dame accelerator facility; deduced astrophysical S factors, reaction rates, sensitivity of reaction to widths in Hauser-Feshbach model. Comparison with standard NON-SMOKER model, and two TALYS calculations. Relevance to synthesis and abundances of light p nuclei.

doi: 10.1103/PhysRevC.88.045802
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2065.


2012KO43      Phys.Rev.Lett. 109, 232501 (2012)

Z.Kohley, J.Snyder, T.Baumann, G.Christian, P.A.DeYoung, J.E.Finck, R.A.Haring-Kaye, M.Jones, E.Lunderberg, B.Luther, S.Mosby, A.Simon, J.K.Smith, A.Spyrou, S.L.Stephenson, M.Thoennessen

Unresolved Question of the 10He Ground State Resonance

NUCLEAR REACTIONS C, 2H(14Be, 2n2p)10He, E=59 MeV/nucleon; measured reaction products, En, In; deduced ground state resonance parameters. Comparison with available data, 18O secondary beams.

doi: 10.1103/PhysRevLett.109.232501
Citations: PlumX Metrics

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


2009RA24      Phys.Rev. C 80, 035801 (2009)

T.Rauscher, G.G.Kiss, Gy.Gyurky, A.Simon, Zs.Fulop, E.Somorjai

Suppression of the stellar enhancement factor and the reaction 85Rb(p, n)85Sr

NUCLEAR REACTIONS 85Rb(p, n), E(cm)=2.16-3.96 MeV; measured Eγ, Iγ, σ by activation method; deduced astrophysical S factors, astrophysical reactivity for 85Rb(p, n)85Sr and 85Sr(n, p)85Rb reactions as a function of stellar plasma temperature. Comparison with theoretical S factors.

doi: 10.1103/PhysRevC.80.035801
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4214.


2009YA08      Phys.Rev. C 79, 065801 (2009)

C.Yalcin, R.T.Guray, N.Ozkan, S.Kutlu, Gy.Gyurky, J.Farkas, G.G.Kiss, Zs.Fulop, A.Simon, E.Somorjai, T.Rauscher

Odd p isotope 113In: Measurement of α-induced reactions

NUCLEAR REACTIONS 113In(α, γ), (α, n)116Sb/116mSb/117Sb, E(cm)=8.66-13.64 MeV; measured Eγ, Iγ, σ, astrophysical S factors. Comparison with statistical model calculations.

doi: 10.1103/PhysRevC.79.065801
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1715.


2008KI23      Phys.Rev.Lett. 101, 191101 (2008)

G.G.Kiss, T.Rauscher, Gy.Gyurky, A.Simon, Zs.Fulop, E.Somorjai

Coulomb Suppression of the Stellar Enhancement Factor

NUCLEAR REACTIONS 85Rb(p, n), E=2.1-3.9 MeV; measured products, En, In; deduced σ, σ(E). Data were imported from EXFOR entry D4214.

doi: 10.1103/PhysRevLett.101.191101
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4214.


2006SZ07      Nucl.Instrum.Methods Phys.Res. B251, 343 (2006)

G.A.Sziki, A.Simon, Z.Szikszai, Zs.Kertesz, E.Dobos

Gamma ray production cross-sections of deuteron induced nuclear reactions for light element analysis

NUCLEAR REACTIONS 6Li, 11B, 16O, 19F(d, pγ), E=0.6-2 MeV; 9Be(d, nγ), , E=0.6-2 MeV; measured Eγ, Iγ; deduced γ-ray production σ, thin target yields.

doi: 10.1016/j.nimb.2006.07.008
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4155.


2002EL18      Nucl.Instrum.Methods Phys.Res. B 190, 291 (2002)

Z.Elekes, Gy.Szoor, A.Z.Kiss, P.Rozsa, A.Simon, I.Uzonyi, J.Simulak

Deuteron induced gamma-ray emission method applied at a nuclear microprobe for carbon and oxygen content measurements

NUCLEAR REACTIONS 12C(d, p), E=1.4-1.9 MeV; measured products, 13C, Eπ, Iπ; deduced σ(θ). Data were imported from EXFOR entry D0685.

doi: 10.1016/S0168-583X(01)01206-X
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0685.


1996SI01      Phys.Rev. C53, 30 (1996)

A.J.Simon, G.Glass, M.W.McNaughton, T.Noro, K.H.McNaughton, P.J.Riley, E.Gulmez, C.A.Whitten, Jr., V.R.Cupps, R.D.Ransome, D.L.Adams

Absolute pp-Elastic Cross Sections from 492 to 793 MeV using CH2 Targets

NUCLEAR REACTIONS 1H(p, p), E=492-793 MeV; measured absolute σ(θ). Polyethylene targets.

doi: 10.1103/PhysRevC.53.30
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0425.


1994KO05      Nucl.Phys. A569, 791 (1994)

Y.Kobayashi, K.Kobayashi, T.Nakagawa, H.Shimizu, H.Y.Yoshida, H.Ohnuma, J.A.Holt, G.Glass, J.C.Hiebert, R.A.Kenefick, S.Nath, L.C.Northcliffe, A.J.Simon, S.Hiramatsu, Y.Mori, H.Sato, A.Takagi, T.Toyama, A.Ueno, K.Imai

Energy-Dependent Measurements of the pp Elastic Analyzing Power and Narrow Dibaryon Resonances

NUCLEAR REACTIONS 1H(polarized p, 2p), E=0.5-2 GeV; measured ananlyzing power A(E), θ(lab)=68.0°. Internal polyethylene string target.

doi: 10.1016/0375-9474(94)90385-9
Citations: PlumX Metrics


1993GU03      Nucl.Phys. A551, 621 (1993)

E.Gulmez, A.G.Ling, C.A.Whitten, Jr., M.W.McNaughton, D.L.Adams, V.R.Cupps, G.Glass, A.J.Simon, K.H.McNaughton

Absolute Differential Cross-Section Measurements for p + p → π+ + d Reaction at 500-800 MeV

NUCLEAR REACTIONS 1H(p, π+), E=492, 576, 642, 728, 793 MeV; measured σ(θ). Liquid H2 target, scintillator beam-counting system, wire-chamber detectors, two arms.

doi: 10.1016/0375-9474(93)90269-4
Citations: PlumX Metrics


1993SI08      Phys.Rev. C48, 662 (1993)

A.J.Simon, G.Glass, M.W.McNaughton, T.Noro, K.H.McNaughton, P.J.Riley, E.Gulmez, C.A.Whitten, Jr., V.R.Cupps, R.D.Ransome, D.L.Adams

Absolute pp-Elastic Cross Sections from 492 to 793 MeV

NUCLEAR REACTIONS 1H(p, p), E=492-793 MeV; measured absolute σ(E, θ), uncertainties less than 1%.

doi: 10.1103/PhysRevC.48.662
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0083.


1993SU18      Nucl.Instrum.Methods Phys.Res. A324, 19 (1993)

I.Supek, M.W.McNaughton, K.Koch, N.Tanaka, R.D.Ransome, D.A.Ambrose, K.H.McNaughton, P.J.Riley, G.Glass, J.Hiebert, L.Northcliffe, A.J.Simon, D.L.Adams, R.Jeppesen, H.Spinka, G.Tripard

Quick Polarization Analyzer (QPAN)

NUCLEAR REACTIONS 2H(polarized p, X), E=800 MeV; measured σ(θn) vs neutron momentum, asymmetry vs precession angle. Quick polarization analyzer.

doi: 10.1016/0168-9002(93)90960-P
Citations: PlumX Metrics


1993WI26      Physica C205, 45 (1993)

N.Winzek, Hj.Mattausch, S.-G.Eriksson, C.Strom, R.K.Kremer, A.Simon, M.Mehring

205Tl NMR in Oxygen Depleted Cuprate Superconductors Tl2Ba2CaCu2O(8-δ)

NUCLEAR MOMENTS 205Tl; measured NMR; deduced Knight shift in Tl2Ba2CaCu2O(8-δ).

doi: 10.1016/0921-4534(93)90167-O
Citations: PlumX Metrics


1992MC06      Phys.Rev. C45, 2564 (1992)

M.W.McNaughton, K.Koch, I.Supek, N.Tanaka, D.A.Ambrose, P.Coffey, K.Johnston, K.H.McNaughton, P.J.Riley, G.Glass, J.C.Hiebert, L.C.Northcliffe, A.J.Simon, D.J.Mercer, D.L.Adams, H.Spinka, R.H.Jeppesen, G.E.Tripard, H.Woolverton

2H(p, n)2p Spin Transfer from 305 to 788 MeV

NUCLEAR REACTIONS 2H(polarized p, n), E=305-788 MeV; measured spin transfer parameter K(LL); deduced neutron beam polarization.

doi: 10.1103/PhysRevC.45.2564
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0979.


1992MC08      Phys.Rev. C46, 47 (1992)

K.H.McNaughton, D.A.Ambrose, P.Coffey, K.Johnston, P.J.Riley, M.W.McNaughton, K.Koch, I.Supek, N.Tanaka, G.Glass, J.C.Hiebert, L.C.Northcliffe, A.J.Simon, D.J.Mercer, D.L.Adams, H.Spinka, R.H.Jeppesen, G.E.Tripard, H.Woolverton

np Elastic Spin-Transfer Measurements at 485 and 635 MeV

NUCLEAR REACTIONS 1H(polarized n, p), E=485, 635 MeV; measured spin-transfer parameters; deduced phase shifts.

doi: 10.1103/PhysRevC.46.47
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13619.


1992YO02      Nucl.Phys. A541, 443 (1992)

H.Y.Yoshida, H.Shimizu, H.Ohnuma, Y.Kobayashi, K.Kobayashi, T.Nakagawa, J.A.Holt, G.Glass, J.C.Hiebert, R.A.Kenefick, S.Nath, L.C.Northcliffe, A.Simon, S.Hiramatsu, Y.Mori, H.Sato, A.Takagi, T.Toyama, A.Ueno, K.Imai

Energy Dependence of the Analyzing Power for the pp → π+d Reaction in the Energy Region 500-800 MeV

NUCLEAR REACTIONS 1H(polarized p, π+), E=0.5-0.8 GeV; measured analyzing power vs E, θ=104°. Internal CH2 string target.

doi: 10.1016/0375-9474(92)90186-N
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1636.


1991GU01      Phys.Rev. C43, 2067 (1991)

E.Gulmez, S.Beedoe, T.Jaroszewicz, A.G.Ling, C.A.Whitten, Jr., M.W.McNaughton, J.R.Santana, D.L.Adams, V.R.Cupps, A.J.Simon, M.L.Barlett, K.H.McNaughton, P.J.Riley

Absolute Differential Cross Section Measurements for Proton-Deuteron Elastic Scattering at 641.3 and 792.7 MeV

NUCLEAR REACTIONS 2H(p, p), E=641.3, 792.7 MeV; measured absolute σ(θ). Relativistic impulse approximation.

doi: 10.1103/PhysRevC.43.2067
Citations: PlumX Metrics


1991MC07      Phys.Rev. C44, 2267 (1991)

M.W.McNaughton, K.Koch, I.Supek, N.Tanaka, K.H.McNaughton, P.J.Riley, D.A.Ambrose, J.D.Johnson, A.Smith, G.Glass, J.C.Hiebert, L.C.Northcliffe, A.J.Simon, D.L.Adams, R.D.Ransome, D.B.Clayton, H.M.Spinka, R.H.Jeppesen, G.E.Tripard

np Elastic Spin Transfer Measurements at 788 MeV

NUCLEAR REACTIONS 1H(polarized n, n), E=788 MeV; measured spin-transfer parameters; deduced isospin 0, 1 amplitudes, NN-phase shifts.

doi: 10.1103/PhysRevC.44.2267
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13595.


1990HE10      Physica C165, 485 (1990)

F.Hentsch, N.Winzek, M.Mehring, Hj.Mattausch, A.Simon, R.Kremer

205Tl Nuclear Spin Lattice Relaxation in the One Layer (Tl2Ba2CuO6), Two Layer (Tl2CaBa2Cu2O8) and Three Layer (Tl2Ca2Ba2CuO10) High-T(c) Superconductors

NUCLEAR MOMENTS 205Tl; measured NMR spectra; deduced nuclear spin lattice relaxation.

doi: 10.1016/0921-4534(90)90386-S
Citations: PlumX Metrics


1990SH17      Phys.Rev. C42, R483 (1990)

H.Shimizu, H.Y.Yoshida, H.Ohnuma, Y.Kobayashi, K.Kobayashi, T.Nakagawa, J.A.Holt, G.Glass, J.C.Hiebert, R.A.Kenefick, S.Nath, L.C.Northcliffe, A.Simon, S.Hiramatsu, Y.Mori, H.Sato, A.Takagi, T.Toyama, A.Ueno, K.Imai

Observation of Narrow Structures in the p-p Elastic Analyzing Power

NUCLEAR REACTIONS 1H(polarized p, p), E at 1-3 GeV/c; measured analyzing power vs proton momentum; deduced two-proton invariant mass distribution structure.

doi: 10.1103/PhysRevC.42.R483
Citations: PlumX Metrics


1990SH41      J.Phys.(Paris), Colloq.C-6, 367 (1990)

H.Shimizu, G.Glass, J.C.Hiebert, S.Hiramatsu, J.A.Holt, K.Imai, R.A.Kenefick, K.Kobayashi, Y.Kobayashi, Y.Mori, T.Nakagawa, S.Nath, L.C.Northcliffe, H.Ohnuma, H.Sato, A.Simon, A.Takagi, T.Toyama, A.Ueno, H.Y.Yoshida

Narrow Structures Observed in the p-p Analyzing Power and Narrow Resonances

NUCLEAR REACTIONS 1H(polarized p, p), E at ≈ 1 GeV/c; measured σ(θ), analyzing power vs 2p-invariant mass; deduced possible resonances.


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Note: The following list of authors and aliases matches the search parameter A.Simon: , A.J.SIMON