NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = A.Simon Found 69 matches. 2024KE01 Phys.Rev. C 109, 035805 (2024) R.Kelmar, J.P.McDonaugh, A.Simon, J.O'Reilly, A.C.Dombos, A.Gula, J.Koros, M.Matney, O.Olivas-Gomez, D.Robertson, E.Stech Filtering contaminants from a γ-sum spectrum: Measurement of the 94Mo(p, γ)95Tc cross section
doi: 10.1103/PhysRevC.109.035805
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
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
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
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
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
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
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
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
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
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
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
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
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
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
2020SI02 Phys.Rev. C 101, 014619 (2020) 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
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
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
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
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
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
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
2018SI11 Phys.Rev. C 97, 044913 (2018) 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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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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