NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = B.Davids Found 115 matches. Showing 1 to 100. [Next]2024PA09 Phys.Rev. C 109, 015802 (2024) S.N.Paneru, C.R.Brune, D.Connolly, D.Odell, M.Poudel, D.R.Phillips, J.Karpesky, B.Davids, C.Ruiz, A.Lennarz, U.Greife, M.Alcorta, R.Giri, M.Lovely, M.Bowry, M.Delgado, N.E.Esker, A.B.Garnsworthy, C.Seeman, P.Machule, J.Fallis, A.A.Chen, F.Laddaran, A.Firmino, C.Weinerman Elastic scattering of 3He+4He with the SONIK scattering chamber
doi: 10.1103/PhysRevC.109.015802
2023KO21 Phys.Rev. C 108, 034601 (2023) J.Kovoor, K.L.Jones, J.Hooker, M.Vostinar, R.Kanungo, S.D.Pain, M.Alcorta, J.Allen, C.Andreoiu, L.Atar, D.W.Bardayan, S.S.Bhattacharjee, D.Blankstein, C.Burbadge, S.Burcher, W.N.Catford, S.Cha, K.Chae, D.Connolly, B.Davids, N.E.Esker, F.H.Garcia, S.Gillespie, R.Ghimire, A.Gula, G.Hackman, S.Hallam, M.Hellmich, J.Henderson, M.Holl, P.Jassal, S.King, T.Knight, R.Kruecken, A.Lepailleur, J.Liang, L.Morrison, P.D.O'Malley, X.Pereira-Lopez, A.Psaltis, A.Radich, J.Refsgaard, A.C.Shotter, M.Williams, O.Workman Structure studies of 13Be from the 12Be(d, p) reaction in inverse kinematics on a solid deuteron target
doi: 10.1103/PhysRevC.108.034601
2023SU03 Phys.Lett. B 839, 137801 (2023) L.J.Sun, C.Fry, B.Davids, N.Esker, C.Wrede, M.Alcorta, S.Bhattacharjee, M.Bowry, B.A.Brown, T.Budner, R.Caballero-Folch, L.Evitts, M.Friedman, A.B.Garnsworthy, B.E.Glassman, G.Hackman, J.Henderson, O.S.Kirsebom, J.Lighthall, P.Machule, J.Measures, M.Moukaddam, J.Park, C.Pearson, D.Perez-Loureiro, C.Ruiz, P.Ruotsalainen, J.Smallcombe, J.K.Smith, D.Southall, J.Surbrook, L.E.Weghorn, M.Williams First application of Markov chain Monte Carlo-based Bayesian data analysis to the Doppler-shift attenuation method NUCLEAR REACTIONS 3He(32S, α)31S, E=128 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, levels, T1/2, resonances. Comparison with the shell-model code NuShellX calculations. Modern Markov chain Monte Carlo-based Bayesian statistical techniques. The Doppler Shift Lifetimes (DSL2) facility at the TRIUMF Isotope Separator and Accelerator (ISAC-II) facility.
doi: 10.1016/j.physletb.2023.137801
2023WI02 Phys.Rev. C 107, 035803 (2023) M.Williams, B.Davids, G.Lotay, N.Nishimura, T.Rauscher, S.A.Gillespie, M.Alcorta, A.M.Amthor, G.C.Ball, S.S.Bhattacharjee, V.Bildstein, W.N.Catford, D.T.Doherty, N.E.Esker, A.B.Garnsworthy, G.Hackman, K.Hudson, A.Lennarz, C.Natzke, B.Olaizola, A.Psaltis, C.E.Svensson, J.Williams, D.Walter, D.Yates Cross sections of the 83Rb(p, γ)84Sr and 84Kr(p, γ)85Rb reactions at energies characteristic of the astrophysical γ process NUCLEAR REACTIONS 1H(83Rb, γ)84Sr, E=2.4, 2.7 MeV/nucleon; 1H(84Kr, γ)85Rb, E=2.7 MeV/nucleon; measured Eγ, Iγ, (recoil)γ-coin; deduced σ(E). 1H(83Rb, γ)84Sr, E=2.4, 2.7 MeV/nucleon; deduced thermonuclear reaction rate. Comparison to SMARAGD and NON-SMOKER calculations. Relevance to the abundance of 84Sr produced during the γ process in supernovae. The EMMA recoil mass spectrometer with 12 Compton-suppressed HPGe detectors of the TIGRESS array at ISAC-II facility of TRIUMF.
doi: 10.1103/PhysRevC.107.035803
2022LO01 Phys.Rev.Lett. 128, 042701 (2022) G.Lotay, A.Lennarz, C.Ruiz, C.Akers, A.A.Chen, G.Christian, D.Connolly, B.Davids, T.Davinson, J.Fallis, D.A.Hutcheon, P.Machule, L.Martin, D.J.Mountford, A.St.J.Murphy Radiative Capture on Nuclear Isomers: Direct Measurement of the 26mAl(p, γ)27Si Reaction NUCLEAR REACTIONS 1H(26Al, γ), E=390 keV/nucleon; measured reaction products, Eγ, Iγ; deduced resonance energies and parameters, astrophysical reaction rates. Comparison with available data.
doi: 10.1103/PhysRevLett.128.042701
2022LO11 Phys.Lett. B 833, 137361 (2022) G.Lotay, J.Henderson, W.N.Catford, F.A.Ali, J.Berean, N.Bernier, S.S.Bhattacharjee, M.Bowry, R.Caballero-Folch, B.Davids, T.E.Drake, A.B.Garnsworthy, F.Ghazi Moradi, S.A.Gillespie, B.Greaves, G.Hackman, S.Hallam, D.Hymers, E.Kasanda, D.Levy, B.K.Luna, A.Mathews, Z.Meisel, M.Moukaddam, D.Muecher, B.Olaizola, N.A.Orr, H.P.Patel, M.M.Rajabali, Y.Saito, J.Smallcombe, M.Spencer, C.E.Svensson, K.Whitmore, M.Williams Single neutron transfer on 23Ne and its relevance for the pathway of nucleosynthesis in astrophysical X-ray bursts NUCLEAR REACTIONS 2H(23Ne, p)24Ne, E=8 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced excitation energies, J, π, spectroscopic factors, σ(θ), reduced uncertainties for 23Al + p resonance strengths. Comparison with reaction calculations in the Adiabatic Distorted Wave Approximation (ADWA), using the code TWOFNR. TIGRESS array, the ISAC-II facility at TRIUMF.
doi: 10.1016/j.physletb.2022.137361
2022PS02 Phys.Rev.Lett. 129, 162701 (2022) A.Psaltis, A.A.Chen, R.Longland, D.S.Connolly, C.R.Brune, B.Davids, J.Fallis, R.Giri, U.Greife, D.A.Hutcheon, L.Kroll, A.Lennarz, J.Liang, M.Lovely, M.Luo, C.Marshall, S.N.Paneru, A.Parikh, C.Ruiz, A.C.Shotter, M.Williams Direct Measurement of Resonances in 7Be(α, γ)11C Relevant to νp-Process Nucleosynthesis NUCLEAR REACTIONS 4He(7Be, γ)11C, E not given; measured reaction products, Eγ, Iγ; deduced resonance energies and strengths, thermonuclear reaction rates. Comparison with available data. DRAGON recoil separator, TRIUMF.
doi: 10.1103/PhysRevLett.129.162701
2022PS03 Phys.Rev. C 106, 045805 (2022) A.Psaltis, A.A.Chen, R.Longland, D.S.Connolly, C.R.Brune, B.Davids, J.Fallis, R.Giri, U.Greife, D.A.Hutcheon, L.Kroll, A.Lennarz, J.Liang, M.Lovely, M.Luo, C.Marshall, S.N.Paneru, A.Parikh, C.Ruiz, A.C.Shotter, M.Williams First inverse kinematics measurement of resonances in 7Be(α, γ)11C relevant to neutrino-driven wind nucleosynthesis using DRAGON NUCLEAR REACTIONS 4He(7Be, γ), E=351-464 keV/nucleon; measured reaction products, Eγ, Iγ, γ-sum, (particle)γ-coin; deduced 1110-, 1115- and 876-keV resonances strength, thermonuclear reaction rate (T=0.1-10 GK), astrophysical S-factor. Discussed the impact of newly determined rates on studies of nucleosynthesis in neutrino-driven winds. Helium-filled windowless gas target surrounded by γ-ray array of 30 BGO scintillator crystals at DRAGON recoil separator (TRIUMF).
doi: 10.1103/PhysRevC.106.045805
2022WI02 Phys.Rev. C 105, 065805 (2022) M.Williams, A.M.Laird, A.Choplin, P.Adsley, B.Davids, U.Greife, K.Hudson, D.Hutcheon, A.Lennarz, C.Ruiz Constraints on key 17O(α, γ)21Ne resonances and impact on the weak s process NUCLEAR REACTIONS 4He(17O, γ)21Ne, E(cm)=1311, 811, 721, 634, 613 keV; measured reaction products, recoiling 21Ne nuclei, (recoil)γ-coin using DRAGON facility of ISAC-I at TRIUMF, and a 4π array of 30 BGO scintillators; deduced time-of-flight (TOF) spectra for resonant yield measurements. 21Ne; deduced levels, resonances, resonance strengths, and compared with previous experimental results. 17O(α, γ)21Ne, T=0.010-10.0 GK; deduced thermonuclear reaction rates using sing the RATESMC Monte Carlo code, and s-process elemental yields.
doi: 10.1103/PhysRevC.105.065805
2021HO15 Phys.Lett. B 822, 136710 (2021) M.Holl, R.Kanungo, Z.H.Sun, G.Hagen, J.A.Lay, A.M.Moro, P.Navratil, T.Papenbrock, M.Alcorta, D.Connolly, B.Davids, A.Diaz Varela, M.Gennari, G.Hackman, J.Henderson, S.Ishimoto, A.I.Kilic, R.Krucken, A.Lennarz, J.Liang, J.Measures, W.Mittig, O.Paetkau, A.Psaltis, S.Quaglioni, J.S.Randhawa, J.Smallcombe, I.J.Thompson, M.Vorabbi, M.Williams Proton inelastic scattering reveals deformation in 8He NUCLEAR REACTIONS 1H(8He, p), E=8.25 MeV/nucleon; measured reaction products, Ep, Ip. 8He; deduced σ(θ), resonance parameters, first 2+ state, quadrupole deformation parameter. Comparison with no-core shell model predictions. Charged particle spectroscopy station IRIS at TRIUMF in Canada.
doi: 10.1016/j.physletb.2021.136710
2021LO09 Phys.Rev. C 103, 055801 (2021) M.Lovely, A.Lennarz, D.Connolly, M.Williams, M.Alcorta, A.A.Chen, B.Davids, N.E.Esker, C.Fry, S.A.Gillespie, R.Giri, U.Greife, A.Hussein, D.Hutcheon, J.Karpesky, L.Kroll, J.Liang, P.D.O'Malley, S.Paneru, A.Psaltis, C.Ruiz, A.C.Shotter, for the DRAGON Collaboration Proton capture on 34S in the astrophysical energy regime of O-Ne novae NUCLEAR REACTIONS 1H(34S, γ)35Cl, E=518.6 keV/nucleon from the ISAC facility of TRIUMF; measured recoils, Eγ, Iγ, TOF using DRAGON separator having four components, windowless gas target, BGO array for γ rays, two stage electromagnetic separator, and heavy ion detector system of double-sided silicon strip detector (DSSSD) and an ionization chamber (IC) for recoils. 35Cl; deduced energies of resonances, resonance strengths, astrophysical reaction rates. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.103.055801
2021LO11 Phys.Rev.Lett. 127, 112701 (2021) G.Lotay, S.A.Gillespie, M.Williams, T.Rauscher, M.Alcorta, A.M.Amthor, C.A.Andreoiu, D.Baal, G.C.Ball, S.S.Bhattacharjee, H.Behnamian, V.Bildstein, C.Burbadge, W.N.Catford, D.T.Doherty, N.E.Esker, F.H.Garcia, A.B.Garnsworthy, G.Hackman, S.Hallam, K.A.Hudson, S.Jazrawi, E.Kasanda, A.R.L.Kennington, Y.H.Kim, A.Lennarz, R.S.Lubna, C.R.Natzke, N.Nishimura, B.Olaizola, C.Paxman, A.Psaltis, C.E.Svensson, J.Williams, B.Wallis, D.Yates, D.Walter, B.Davids First Direct Measurement of an Astrophysical p-Process Reaction Cross Section Using a Radioactive Ion Beam NUCLEAR REACTIONS 1H(83Rb, γ), (84Kr, γ), E=2.4, 2.7 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, partial σ. Comparison with statistical model calculations.
doi: 10.1103/PhysRevLett.127.112701
2021PS01 Nucl.Instrum.Methods Phys.Res. A987, 164828 (2021) A.Psaltis, A.A.Chen, D.S.Connolly, B.Davids, G.Gilardy, R.Giri, U.Greife, W.Huang, D.A.Hutcheon, J.Karpesky, A.Lennarz, J.Liang, M.Lovely, S.N.Paneru, C.Ruiz, G.Tenkila, M.Williams Beyond the acceptance limit of DRAGON: The case of the 6Li(α, γ)10B reaction NUCLEAR REACTIONS 6Li(α, γ), E=3.6 MeV; measured reaction products, TOF, Eγ, Iγ; deduced Q-value, resonance parameters. Comparison with available data.
doi: 10.1016/j.nima.2020.164828
2021RA22 Phys.Rev. C 104, L042801 (2021) J.S.Randhawa, R.Kanungo, J.Refsgaard, P.Mohr, T.Ahn, M.Alcorta, C.Andreoiu, S.S.Bhattacharjee, B.Davids, G.Christian, A.A.Chen, R.Coleman, P.E.Garrett, G.F.Grinyer, E.G.Fuakye, G.Hackman, J.Hollett, R.Jain, K.Kapoor, R.Krucken, A.Laffoley, A.Lennarz, J.Liang, Z.Meisel, B.Nikhil, A.Psaltis, A.Radich, M.Rocchini, N.Saei, M.Saxena, M.Singh, C.Svensson, P.Subramaniam, A.Talebitaher, S.Upadhyayula, C.Waterfield, J.Williams, M.Williams First direct measurement of 59Cu(p, α)56Ni: step towards constraining the Ni-Cu cycle in the cosmos NUCLEAR REACTIONS 1H(59Cu, α)56Ni, E=8.5 MeV/nucleon, [secondary 59Cu beam from Nb(p, X), E=480 MeV at the TRIUMF cyclotron, followed by re-acceleration of 59Cu beam by ISAC-II superconducting LINAC, solid H2 target]; measured protons and α particles, angle-integrated σ using thick single-sided silicon strip detectors and a layer of thick CsI(Tl) detectors; deduced ratio of integrated σ to total σ, exclusive population of the ground state of 56Ni in (p, α). Comparison with Hauser-Feshbach based statistical model calculations; deduced overestimation of (p, α) cross section in this region. Discussed impact on νp process and x-ray bursts (XRBs). Relevance to Ni-Cu cycle in nucleosynthesis, with competing 59Cu(p, α)56Ni and 59Cu(p, γ)60Zn reactions.
doi: 10.1103/PhysRevC.104.L042801
2021WI03 Phys.Rev. C 103, 055805 (2021) M.Williams, P.Adsley, B.Davids, U.Greife, D.Hutcheon, J.Karpesky, A.Lennarz, M.Lovely, C.Ruiz New measurement of the Ec.m. = 323 KeV resonance in the 19F(p, γ)20Ne reaction NUCLEAR REACTIONS 1H(19F, γ)20Ne, E=6.668 MeV from the ISAC-I facility of TRIUMF; measured recoils, Eγ, Iγ, (recoils)γ-coin, MCP RF-TOF using DRAGON separator with BGO array for γ rays and heavy ion detector system of double-sided silicon strip detector (DSSSD) and MCP for recoils. 20Ne; deduced γ-ray branching ratios from the 323-keV proton resonance in 20Ne, resonance strengths, width, thermonuclear reaction rates at T=0.01-10 GK and compared with previous experimental results and with compiled data in NACRE database.
doi: 10.1103/PhysRevC.103.055805
2020LE11 Phys.Lett. B 807, 135539 (2020) A.Lennarz, M.Williams, A.M.Laird, U.Battino, A.A.Chen, D.Connolly, B.Davids, N.Esker, R.Garg, M.Gay, U.Greife, U.Hager, D.Hutcheon, J.Jose, M.Lovely, S.Lyons, A.Psaltis, J.E.Riley, A.Tattersall, C.Ruiz First inverse kinematics measurement of key resonances in the 22Ne(p, γ)23Na reaction at stellar temperatures NUCLEAR REACTIONS 1H(22Ne, γ)23Na, E not given; measured reaction products; deduced resonance strengths, reaction rates.
doi: 10.1016/j.physletb.2020.135539
2020LO03 Eur.Phys.J. A 56, 3 (2020) G.Lotay, P.J.Woods, M.Moukaddam, M.Aliotta, G.Christian, B.Davids, T.Davinson, D.T.Doherty, D.Howell, V.Margerin, C.Ruiz High-resolution radioactive beam study of the 26Al(d, p) reaction and measurements of single-particle spectroscopic factors NUCLEAR REACTIONS 2H(26Al, p), E=6 MeV/nucleon; measured reaction products, Ep, Ip. 26,27Al; deduced σ(θ), excited states, resonance parameters, spectroscopic factors. Comparison of shell model calculations with inverse kinematic transfer reaction data. The ISAC-II radioactive beams facility at TRIUMF.
doi: 10.1140/epja/s10050-019-00008-8
2020WI08 Phys.Rev. C 102, 035801 (2020) M.Williams, A.Lennarz, A.M.Laird, U.Battino, J.Jose, D.Connolly, C.Ruiz, A.Chen, B.Davids, N.Esker, B.R.Fulton, R.Garg, M.Gay, U.Greife, U.Hager, D.Hutcheon, M.Lovely, S.Lyons, A.Psaltis, J.E.Riley, A.Tattersall First inverse kinematics study of the 22Ne(p, γ)23Na reaction and its role in AGB star and classical nova nucleosynthesis NUCLEAR REACTIONS 1H(22Ne, γ)23Na, E=161-1274 keV/nucleon from ISAC-I-TRIUMF facility, followed by mass separation of 22Ne fragments; measured Eγ, Iγ, heavy-ion evaporation products, (recoils)γ-coin, time-of-flight spectra using DRAGON array and microchannel plate (MCP) detectors. 23Na; deduced levels, proton resonances, resonance strengths, direct capture cross sections and astrophysical S factors, thermonuclear reaction rates from 0.010 to 10.0 GK. Predicted ejecta mass fractions for 20,21,22Ne, 22,23Na, 24,25,26Mg, 26,27Al. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.102.035801
2019PA21 Phys.Rev. C 99, 045807 (2019) S.N.Paneru, C.R.Brune, R.Giri, R.J.Livesay, U.Greife, J.C.Blackmon, D.W.Bardayan, K.A.Chipps, B.Davids, D.S.Connolly, K.Y.Chae, A.E.Champagne, C.Deibel, K.L.Jones, M.S.Johnson, R.L.Kozub, Z.Ma, C.D.Nesaraja, S.D.Pain, F.Sarazin, J.F.Shriner, D.W.Stracener, M.S.Smith, J.S.Thomas, D.W.Visser, C.Wrede s-wave scattering lengths for the 7Be + p system from an R-matrix analysis NUCLEAR REACTIONS 1H(7Be, 7Be), (7Be, 7Be'), E=4-27 MeV; 12C(7Be, 7Be), E=7, 14 meV; measured scattered ions, differential σ(θ) using (CH2)n target and segmented Silicon Detector Array (SIDAR) for scattered ion detection at ORNL-HRIBF; deduced s-wave scattering lengths, R-matrix analysis of elastic and inelastic scattering data; analyzed cross-section data from Louvain-la-Neuve reported in 2003An06 reference. Comparison with previous experimental values, and optical model calculations. Relevance to astrophysical S factor for 7Be(p, γ) reaction. 8B; verified levels at 1.9, 2.21 and 9.0 MeV.
doi: 10.1103/PhysRevC.99.045807
2019RA06 Phys.Rev. C 99, 021301 (2019) J.S.Randhawa, R.Kanungo, M.Holl, J.D.Holt, P.Navratil, S.R.Stroberg, G.Hagen, G.R.Jansen, M.Alcorta, C.Andreoiu, C.Barnes, C.Burbadge, D.Burke, A.A.Chen, A.Chester, G.Christian, S.Cruz, B.Davids, J.Even, G.Hackman, J.Henderson, S.Ishimoto, P.Jassal, S.Kaur, M.Keefe, D.Kisliuk, R.Krucken, J.Liang, J.Lighthall, E.McGee, J.Measures, M.Moukaddam, E.Padilla-Rodal, A.Shotter, I.J.Thompson, J.Turko, M.Williams, O.Workman Observation of excited states in 20Mg sheds light on nuclear forces and shell evolution NUCLEAR REACTIONS 2H(20Mg, d), (20Mg, d'), E=8.5 MeV/nucleon, [secondary 20Mg beam produced in Si(p, X), E=480 MeV fragmentation reaction using SiC target at ISAC-II facility]; measured scattered deuteron spectra, differential σ(θ) using annular single-sided silicon strip detector array and CsI(Tl) detectors (IRIS reaction spectroscopy facility) at TRIUMF. 20Mg; deduced levels, J, π, proton-unbound resonances. Comparison with ab initio calculations using the valence-space in-medium similarity renormalization-group (VS-IMSRG) approach.
doi: 10.1103/PhysRevC.99.021301
2019TA20 Phys.Lett. B 798, 134894 (2019) M.P.Taggart, C.Akers, A.M.Laird, U.Hager, C.Ruiz, D.A.Hutcheon, M.A.Bentley, J.R.Brown, L.Buchmann, A.A.Chen, J.Chen, K.A.Chipps, A.Choplin, J.M.D'Auria, B.Davids, C.Davis, C.Aa.Diget, L.Erikson, J.Fallis, S.P.Fox, U.Frischknecht, B.R.Fulton, N.Galinski, U.Greife, R.Hirschi, D.Howell, L.Martin, D.Mountford, A.St.J.Murphy, D.Ottewell, M.Pignatari, S.Reeve, G.Ruprecht, S.Sjue, L.Veloce, M.Williams A direct measurement of the 17O(α, γ)21Ne reaction in inverse kinematics and its impact on heavy element production NUCLEAR REACTIONS 4He(17O, γ)21Ne, E=160, 202, 290, 360 keV/nucleon; measured reaction products, Eγ, Iγ; deduced resonance strengths, S-factors, astrophysical reaction rates.
doi: 10.1016/j.physletb.2019.134894
2018CH08 Phys.Rev. C 97, 025802 (2018) G.Christian, G.Lotay, C.Ruiz, C.Akers, D.S.Burke, W.N.Catford, A.A.Chen, D.Connolly, B.Davids, J.Fallis, U.Hager, D.Hutcheon, A.Mahl, A.Rojas, X.Sun Direct measurement of astrophysically important resonances in 38K(p, γ) 39Ca NUCLEAR REACTIONS 1H(38K, γ)39Ca, E=15.58, 20.56, 27.17 MeV, [38K secondary beam produced at ISAC-I, TRIUMF facility by impinging 500 MeV protons on a high-power TiC production target]; measured recoils using DRAGON spectrometer, prompt Eγ, Iγ, (recoil)γ-coin using bismuth-germanate scintillator array for γ detection. Windowless hydrogen gas target; deduced energies of resonances, resonance strengths for the 386-, 515- and 689-keV proton resonances, astrophysical reaction rates for temperature range of 150-500 MK, abundances of 38Ar, 39K, and 40Ca in the hottest oxygen-neon novae.
doi: 10.1103/PhysRevC.97.025802
2018CO04 Phys.Rev. C 97, 035801 (2018) D.Connolly, P.D.O'Malley, C.Akers, A.A.Chen, G.Christian, B.Davids, L.Erikson, J.Fallis, B.R.Fulton, U.Greife, U.Hager, D.A.Hutcheon, S.Ilyushkin, A.M.Laird, A.Mahl, C.Ruiz Direct measurement of resonance strengths in 34S(α, γ)38Ar at astrophysically relevant energies using the DRAGON recoil separator NUCLEAR REACTIONS 4He(34S, γ)38Ar, E=20.23-25.75 MeV; measured Eγ, Iγ, 34S and 38Ar recoils, (recoil)γ-coin using DRAGON recoil mass separator at ISAC-I, TRIUMF. 38Ar; deduced levels, resonance energies, resonance strengths, thermonuclear reaction rates. Comparison with theoretical calculations using NON-SMOKER Hauser-Feshbach statistical model, and REACLIB and STARLIB library rates.
doi: 10.1103/PhysRevC.97.035801
2017CA01 Phys.Rev.Lett. 118, 012701 (2017) M.Cavallaro, M.De Napoli, F.Cappuzzello, S.E.A.Orrigo, C.Agodi, M.Bondi, D.Carbone, A.Cunsolo, B.Davids, T.Davinson, A.Foti, N.Galinski, R.Kanungo, H.Lenske, C.Ruiz, A.Sanetullaev Investigation of the 10Li shell inversion by neutron continuum transfer reaction NUCLEAR REACTIONS 2H(9Li, p), E=100 MeV; measured reaction products, Ep, Ip; deduced σ(θ), energy levels, J, π, resonance, shell inversion features.
doi: 10.1103/PhysRevLett.118.012701
2017KU11 Phys.Rev.Lett. 118, 262502 (2017) A.Kumar, R.Kanungo, A.Calci, P.Navratil, A.Sanetullaev, M.Alcorta, V.Bildstein, G.Christian, B.Davids, J.Dohet-Eraly, J.Fallis, A.T.Gallant, G.Hackman, B.Hadinia, G.Hupin, S.Ishimoto, R.Krucken, A.T.Laffoley, J.Lighthall, D.Miller, S.Quaglioni, J.S.Randhawa, E.T.Rand, A.Rojas, R.Roth, A.Shotter, J.Tanaka, I.Tanihata, C.Unsworth Nuclear Force Imprints Revealed on the Elastic Scattering of Protons with 10C NUCLEAR REACTIONS 10C(p, p), E(cm)=4.15, 4.4 eV; measured reaction products, Ep, Ip; deduced σ(θ). Comparison with ab initio no-core shell model with continuum calculations.
doi: 10.1103/PhysRevLett.118.262502
2017TA30 Phys.Lett. B 774, 268 (2017) J.Tanaka, R.Kanungo, M.Alcorta, N.Aoi, H.Bidaman, C.Burbadge, G.Christian, S.Cruz, B.Davids, A.Diaz Varela, J.Even, G.Hackman, M.N.Harakeh, J.Henderson, S.Ishimoto, S.Kaur, M.Keefe, R.Krucken, K.G.Leach, J.Lighthall, E.Padilla-Rodal, J.S.Randhawa, P.Ruotsalainen, A.Sanetullaev, J.K.Smith, O.Workman, I.Tanihata Halo-induced large enhancement of soft dipole excitation of 11Li observed via proton inelastic scattering NUCLEAR REACTIONS 1H(11Li, p'), E=66 MeV; measured reaction products, Ep, Ip. 11Li; deduced σ(θ), B(E1). DWBA calculations.
doi: 10.1016/j.physletb.2017.09.079
2017WI14 Phys.Rev.Lett. 119, 242701 (2017) R.Wilkinson, G.Lotay, A.Lennarz, C.Ruiz, G.Christian, C.Akers, W.N.Catford, A.A.Chen, D.Connolly, B.Davids, D.A.Hutcheon, D.Jedrejcic, A.M.Laird, L.Martin, E.McNeice, J.Riley, M.Williams Direct Measurement of the Key Ec.m. = 456 keV Resonance in the Astrophysical 19Ne(p, γ)20Na Reaction and Its Relevance for Explosive Binary Systems NUCLEAR REACTIONS H(19Ne, γ), E=9.24 MeV; measured reaction products, Eγ, Iγ, Eβ, Iβ. 19Ne, 20Na; deduced resonance parameters, reaction rates. Comparison with available data.
doi: 10.1103/PhysRevLett.119.242701
2016AK05 Phys.Rev. C 94, 065803 (2016) C.Akers, A.M.Laird, B.R.Fulton, C.Ruiz, D.W.Bardayan, L.Buchmann, G.Christian, B.Davids, L.Erikson, J.Fallis, U.Hager, D.Hutcheon, L.Martin, A.St.J.Murphy, K.Nelson, D.Ottewell, A.Rojas, A.Spyrou Measurement of radiative proton capture on 18F and implications for oxygen-neon novae reexamined NUCLEAR REACTIONS 1H(18F, γ)19Ne, E=0.717 MeV/nucleon, [secondary 18F beam at ISAC-TRIUMF by 500 MeV proton beam incident on a silicon carbide target]; measured reaction products, extracted and ionized in a FEBIAD ion source, and filtered with a high-resolution mass separator, particle spectra using DRAGON recoil separator. 19Ne; deduced levels, resonances, 665-keV resonance strength, Γγ, resonant contributions to reaction rates as a function of temperature in the peak nova range; calculated reaction rates for T9=0.03 to 0.5. R-matrix analysis.
doi: 10.1103/PhysRevC.94.065803
2016KI03 Phys.Rev. C 93, 025802 (2016) O.S.Kirsebom, P.Bender, A.Cheeseman, G.Christian, R.Churchman, D.S.Cross, B.Davids, L.J.Evitts, J.Fallis, N.Galinski, A.B.Garnsworthy, G.Hackman, J.Lighthall, S.Ketelhut, P.Machule, D.Miller, S.T.Nielsen, C.R.Nobs, C.J.Pearson, M.M.Rajabali, A.J.Radich, A.Rojas, C.Ruiz, A.Sanetullaev, C.D.Unsworth, C.Wrede Measurement of lifetimes in 23MG NUCLEAR REACTIONS 3He(24Mg, α), E=3.125 MeV/nucleon; measured Eα, Iα, Eγ, Iγ, αγ-coincidence, level half-lives by DSAM and line-shape analysis. Experiment performed at ISAC-II-TRIUMF. Monte-Carlo simulations. 23Mg; deduced levels, resonances, resonance strengths. Relevance to 22Na(p, γ)23Mg reaction in classical novae. Comparison with previous measurements of level half-lives.
doi: 10.1103/PhysRevC.93.025802
2016LO03 Phys.Rev.Lett. 116, 132701 (2016) G.Lotay, G.Christian, C.Ruiz, C.Akers, D.S.Burke, W.N.Catford, A.A.Chen, D.Connolly, B.Davids, J.Fallis, U.Hager, D.A.Hutcheon, A.Mahl, A.Rojas, X.Sun Direct Measurement of the Astrophysical 38K(p, γ)39Ca Reaction and Its Influence on the Production of Nuclides toward the End Point of Nova Nucleosynthesis NUCLEAR REACTIONS 1H(38K, γ), E=386, 515, 689 keV; measured reaction products, Eγ, Iγ; deduced yields, resonance parameters, astrophysical reaction rates. Comparison with available data.
doi: 10.1103/PhysRevLett.116.132701
2016SA13 Phys.Lett. B 755, 481 (2016) A.Sanetullaev, R.Kanungo, J.Tanaka, M.Alcorta, C.Andreoiu, P.Bender, A.A.Chen, G.Christian, B.Davids, J.Fallis, J.P.Fortin, N.Galinski, A.T.Gallant, P.E.Garrett, G.Hackman, B.Hadinia, S.Ishimoto, M.Keefe, R.Krucken, J.Lighthall, E.McNeice, D.Miller, J.Purcell, J.S.Randhawa, T.Roger, A.Rojas, H.Savajols, A.Shotter, I.Tanihata, I.J.Thompson, C.Unsworth, P.Voss, Z.Wang Investigation of the role of 10Li resonances in the halo structure of 11Li(p, d)10Li through the transfer reaction NUCLEAR REACTIONS 1H(11Li, d), (11Li, p), E=5.7 MeV/nucleon; measured reaction products; deduced resonance parameters, spectroscopic factor, σ(θ). DWBA analysis.
doi: 10.1016/j.physletb.2016.02.060
2016UB01 Phys.Lett. B 754, 323 (2016) E.Uberseder, G.V.Rogachev, V.Z.Goldberg, E.Koshchiy, B.T.Roeder, M.Alcorta, G.Chubarian, B.Davids, C.Fu, J.Hooker, H.Jayatissa, D.Melconian, R.E.Tribble Nuclear structure beyond the neutron drip line: The lowest energy states in 9He via their T = 5/2 isobaric analogs in 9Li NUCLEAR REACTIONS 1H(8He, 8He), (8He, X)9Li, E(cm)<4.5 MeV; measured reaction products. 9He; deduced energy levels, J, π. Comparison with available data.
doi: 10.1016/j.physletb.2016.01.014
2015KA15 Phys.Rev.Lett. 114, 192502 (2015) R.Kanungo, A.Sanetullaev, J.Tanaka, S.Ishimoto, G.Hagen, T.Myo, T.Suzuki, C.Andreoiu, P.Bender, A.A.Chen, B.Davids, J.Fallis, J.P.Fortin, N.Galinski, A.T.Gallant, P.E.Garrett, G.Hackman, B.Hadinia, G.Jansen, M.Keefe, R.Krucken, J.Lighthall, E.McNeice, D.Miller, T.Otsuka, J.Purcell, J.S.Randhawa, T.Roger, A.Rojas, H.Savajols, A.Shotter, I.Tanihata, I.J.Thompson, C.Unsworth, P.Voss, Z.Wang Evidence of Soft Dipole Resonance in 11Li with Isoscalar Character NUCLEAR REACTIONS 2H(11Li, X)7Li/8Li/9Li/10Li/11Li, E=5.5 MeV/nucleon; measured reaction products. 11Li; deduced yields, σ(θ), excitation energy, soft dipole resonance. Comparison with ab initio calculations in the coupled cluster framework.
doi: 10.1103/PhysRevLett.114.192502
2015MA44 Phys.Rev.Lett. 115, 062701 (2015) V.Margerin, G.Lotay, P.J.Woods, M.Aliotta, G.Christian, B.Davids, T.Davinson, D.T.Doherty, J.Fallis, D.Howell, O.S.Kirsebom, D.J.Mountford, A.Rojas, C.Ruiz, J.A.Tostevin Inverse Kinematic Study of the 26gAl(d, p)27Al Reaction and Implications for Destruction of 26Al in Wolf-Rayet and Asymptotic Giant Branch Stars NUCLEAR REACTIONS 2H(26Al, p), E<500 MeV; measured reaction products; deduced energy levels, J, π. spectroscopic factor, astrophysical reaction rates. Comparison with available data.
doi: 10.1103/PhysRevLett.115.062701
2015TO10 Phys.Rev.Lett. 115, 052702 (2015) J.R.Tomlinson, J.Fallis, A.M.Laird, S.P.Fox, C.Akers, M.Alcorta, M.A.Bentley, G.Christian, B.Davids, T.Davinson, B.R.Fulton, N.Galinski, A.Rojas, C.Ruiz, N.de Sereville, M.Shen, A.C.Shotter Measurement of 23Na(α, p)26Mg at Energies Relevant to 26Al Production in Massive Stars NUCLEAR REACTIONS 23Na(α, p), E=1.1 MeV; measured reaction products, Ep, Ip; deduced σ, reaction rates. Comparison with the SMARAGD HF calculation.
doi: 10.1103/PhysRevLett.115.052702
2014DA01 Hyperfine Interactions 225, 215 (2014) The doppler shift lifetimes facility NUCLEAR REACTIONS 3He(20Ne, α), E=34 MeV; measured reaction products, Eγ, Iγ. 15O; deduced yields, T1/2 for de-excitation γ-rays. Astrophysical implications.
doi: 10.1007/s10751-013-0900-z
2014GA24 Phys.Rev. C 90, 035803 (2014) N.Galinski, S.K.L.Sjue, G.C.Ball, D.S.Cross, B.Davids, H.Al Falou, A.B.Garnsworthy, G.Hackman, U.Hager, D.A.Howell, M.Jones, R.Kanungo, R.Kshetri, K.G.Leach, J.R.Leslie, M.Moukaddam, J.N.Orce, E.T.Rand, C.Ruiz, G.Ruprecht, M.A.Schumaker, C.E.Svensson, S.Triambak, C.D.Unsworth Lifetime measurements of states in 15O NUCLEAR REACTIONS 3He(16O, α), E=50 MeV; measured Eγ, Iγ, Eα, Iα, αγ-coin, level half-lives by DSAM using TIGRESS array for γ detection and Si detector telescopes for α particles at TRIUMF-ISAC-II facility. 15O; deduced three levels and associated half-lives. Monte-Carlo simulations. Relevance to astrophysical reaction rates for 14N(p, γ)15O reaction.
doi: 10.1103/PhysRevC.90.035803
2013AK03 Phys.Rev.Lett. 110, 262502 (2013) C.Akers, A.M.Laird, B.R.Fulton, C.Ruiz, D.W.Bardayan, L.Buchmann, G.Christian, B.Davids, L.Erikson, J.Fallis, U.Hager, D.Hutcheon, L.Martin, A.St.J.Murphy, K.Nelson, A.Spyrou, C.Stanford, D.Ottewell, A.Rojas Measurement of Radiative Proton Capture on 18F and Implications for Oxygen-Neon Novae NUCLEAR REACTIONS 1H(18F, γ)19Ne, E=12.9 MeV; measured reaction products, nuclear recoils, time of flight; deduced reaction rates, resonance strength. Comparison with available data.
doi: 10.1103/PhysRevLett.110.262502
2013AL09 Phys.Lett. B 721, 224 (2013) H.Al Falou, R.Kanungo, C.Andreoiu, D.S.Cross, B.Davids, M.Djongolov, A.T.Gallant, N.Galinski, D.Howell, R.Kshetri, D.Niamir, J.N.Orce, A.C.Shotter, S.Sjue, I.Tanihata, I.J.Thompson, S.Triambak, M.Uchida, P.Walden, R.B.Wiringa Inelastic scattering of 9Li and excitation mechanism of its first excited state NUCLEAR REACTIONS C, 2H(9Li, 8Li), (9Li, X), (9Li, 9Li), E=5 MeV/nucleon; measured reaction products. 9Li; deduced σ(θ), quadrupole deformation parameter, B(E2). DWUCK4, FRESCO calculations, comparison with available data.
doi: 10.1016/j.physletb.2013.03.018
2013FA10 Phys.Rev. C 88, 045801 (2013) J.Fallis, A.Parikh, P.F.Bertone, S.Bishop, L.Buchmann, A.A.Chen, G.Christian, J.A.Clark, J.M.D'Auria, B.Davids, C.M.Deibel, B.R.Fulton, U.Greife, B.Guo, U.Hager, C.Herlitzius, D.A.Hutcheon, J.Jose, A.M.Laird, E.T.Li, Z.H.Li, G.Lian, W.P.Liu, L.Martin, K.Nelson, D.Ottewell, P.D.Parker, S.Reeve, A.Rojas, C.Ruiz, K.Setoodehnia, S.Sjue, C.Vockenhuber, Y.B.Wang, C.Wrede Constraining nova observables: Direct measurements of resonance strengths in 33S(p, γ)34Cl NUCLEAR REACTIONS 1H(33S, γ)34Cl, E=194-514 MeV/nucleon; measured particle spectra, time-of-flight using DRAGON at ISAC-TRIUMF facility. 34Cl; deduced levels, resonances, resonance strengths, thermonuclear reaction rates for 33S(p, γ)34Cl reaction at T9=0.15-0.40, composition of 32,33,34S, 35,37Cl, 36,38Ar, 38,39K, 40Ca in oxygen-neon nova ejecta. Implications for nova nucleosynthesis.
doi: 10.1103/PhysRevC.88.045801
2013HO15 Phys.Rev. C 88, 025804 (2013) D.Howell, B.Davids, J.P.Greene, R.Kanungo, S.Mythili, C.Ruiz, G.Ruprecht, I.J.Thompson First determination of the 8Li valence neutron asymptotic normalization coefficient using the 7Li(8Li, 7Li)8Li reaction NUCLEAR REACTIONS 7Li(8Li, 7Li)8Li, E=11 MeV; measured 8Li particle spectra, (7Li)(8Li)-coin, σ(θ) using TUDA array at ISAC-TRIUMF. 8Li; deduced valence neutron asymptotic normalization coefficient (ANC) using DWBA analysis. 8B; deduced valence proton ANC from isospin asymmetry. 7Be (p, γ)8B; deduced astrophysical S-factor (S17(0)). Comparison with previous data.
doi: 10.1103/PhysRevC.88.025804
2013SJ01 Nucl.Instrum.Methods Phys.Res. A700, 179 (2013) S.K.L.Sjue, B.S.Nara Singh, P.Adsley, L.Buchmann, M.Carmona-Gallardo, B.Davids, J.Fallis, B.R.Fulton, N.Galinski, U.Hager, M.Hass, D.Howell, D.A.Hutcheon, A.M.Laird, L.Martin, D.Ottewell, S.Reeve, C.Ruiz, G.Ruprecht, S.Triambak Beam suppression of the DRAGON recoil separator for 3He(α, γ)7Be NUCLEAR REACTIONS 3He(α, γ)7Be, E=6.542 MeV; measured reaction products, recoil spectra.; deduced yields, beam suppression. Comparison with available data.
doi: 10.1016/j.nima.2012.10.062
2012HA10 Phys.Rev. C 85, 035803 (2012) U.Hager, L.Buchmann, B.Davids, J.Fallis, B.R.Fulton, N.Galinski, U.Greife, D.A.Hutcheon, D.Ottewell, A.Rojas, C.Ruiz, K.Setoodehnia Measurement of the 17O(p, γ)18F reaction rate at astrophysically relevant energies NUCLEAR REACTIONS 1H(17O, γ)18F, E(cm)=250-500 keV; measured 18F spectra, time-of-flight, energy loss, Eγ, Iγ, (18F)γ-coin; deduced levels, branching ratios to capture states, charge-state distributions, astrophysical S factors. DRAGON facility at TRIUMF. GEANT3 simulations for γ-ray events in BGO array. Comparison with earlier measurements.
doi: 10.1103/PhysRevC.85.035803
2012HA39 Phys.Rev. C 86, 055802 (2012) U.Hager, L.Buchmann, B.Davids, J.Fallis, U.Greife, D.A.Hutcheon, D.Irvine, D.Ottewell, A.Rojas, S.Reeve, C.Ruiz Direct measurement of the 16O(α, γ)20Ne reaction at Ec.m.=2.43 MeV and 1.69 MeV NUCLEAR REACTIONS 16O(α, γ)20Ne, E(cm)=1.69, 2.43 MeV; measured 20Ne spectra, Eγ, Iγ, (20Ne)γ-coin, time of flight using DRAGON recoil separator at TRIUMF facility. 20Ne; deduced levels J, π, S factor, branching ratios, resonance strengths, radiative widths, B(E1), B(M1), B(E2), B(E3). R-matrix analysis. Comparison with previous studies. Relevance to helium burning sequence.
doi: 10.1103/PhysRevC.86.055802
2012HU03 Nucl.Instrum.Methods Phys.Res. A689, 70 (2012) D.A.Hutcheon, C.Ruiz, J.Fallis, J.M.D'Auria, B.Davids, U.Hager, L.Martin, D.F.Ottewell, S.Reeve, A.Rojas Measurement of radiative capture resonance energies with an extended gas target NUCLEAR REACTIONS 1H(24Mg, γ), E=224, 227 keV/nucleon; measured reaction products, Eγ, Iγ; deduced resonance energies and their uncertainties. Dragon facility.
doi: 10.1016/j.nima.2012.05.069
2012NA17 J.Phys.:Conf.Ser. 337, 012057 (2012) B.S.Nara Singh, S.K.L.Sjue, B.Davids, M.Hass, P.Adsley, L.Buchmann, M.Carmona-Gallardo, J.Fallis, S.P.Fox, B.Fulton, N.Galinski, U.Hager, D.A.Hutcheon, A.M.Laird, L.Martin, D.Ottewell, S.Reeve, C.Ruiz, G.Ruprecht, A.Shotter, O.Tengblad Cross section measurements of the 3He(α, γ)7Be reaction using DRAGON at TRIUMF NUCLEAR REACTIONS 3He(α, γ), E(cm)=2-3 MeV; measured reaction products using DRAGON separator at TRIUMF and DSSSD; deduced S-factor. Compared with other data and FMD (fermionic molecular dynamics) calculations of Neff (this conf., paper 012055).
doi: 10.1088/1742-6596/337/1/012057
2012NO05 Phys.Rev. C 85, 044312 (2012) C.Nociforo, A.Prochazka, R.Kanungo, T.Aumann, D.Boutin, D.Cortina-Gil, B.Davids, M.Diakaki, F.Farinon, H.Geissel, R.Gernhauser, R.Janik, B.Jonson, B.Kindler, R.Knobel, R.Krucken, N.Kurz, M.Lantz, H.Lenske, Yu.A.Litvinov, B.Lommel, K.Mahata, P.Maierbeck, A.Musumarra, T.Nilsson, C.Perro, C.Scheidenberger, B.Sitar, P.Strmen, B.Sun, I.Szarka, I.Tanihata, H.Weick, M.Winkler One-neutron removal reactions on Al isotopes around the N=20 shell closure NUCLEAR REACTIONS C(33Al, 32Al), (34Al, 33Al), (35Al, 34Al), (36Al, 35Al), [secondary 33,34,35,36Al beams from 9Be(48Ca, X), E=1 GeV/nucleon primary reaction], E=900 MeV/nucleon; measured time of flight, energy loss, longitudinal momentum distribution, one-neutron removal cross sections using FRS at GSI; deduced spectroscopic factors, occupation probabilities, theoretical single-particle cross sections. Momentum analysis within the eikonal model approach. Shell structure, magic numbers. Comparison with USDB, SDPF-M shell model calculations.
doi: 10.1103/PhysRevC.85.044312
2012SA22 Phys.Rev.Lett. 108, 242701 (2012) P.J.C.Salter, M.Aliotta, T.Davinson, H.Al Falou, A.Chen, B.Davids, B.R.Fulton, N.Galinski, D.Howell, G.Lotay, P.Machule, A.StJ.Murphy, C.Ruiz, S.Sjue, M.Taggart, P.Walden, P.J.Woods Measurement of the 18Ne(α, p0)21Na Reaction Cross Section in the Burning Energy Region for X-Ray Bursts NUCLEAR REACTIONS 18Ne(α, p), E(cm)=1.2-2.6 MeV; measured reaction products, Eα, Iα; deduced σ, astrophysical reaction rates. HCNO-breakout routes into the rp process implications, comparison with Hauser-Feshbach calculations.
doi: 10.1103/PhysRevLett.108.242701
2011AD03 Rev.Mod.Phys. 83, 195 (2011) E.G.Adelberger, A.Garcia, R.G.H.Robertson, K.A.Snover, A.B.Balantekin, K.Heeger, M.J.Ramsey-Musolf, A.B.Balantekin, K.Heeger, M.J.Ramsey-Musolf, D.Bemmerer, A.Junghans, D.Bemmerer, A.Junghans, C.A.Bertulani, K.-W.Chen, H.Costantini, P.Prati, M.Couder, E.Uberseder, M.Wiescher, R.Cyburt, B.Davids, S.J.Freedman, M.Gai, D.Gazit, L.Gialanella, G.Imbriani, U.Greife, M.Hass, W.C.Haxton, T.Itahashi, K.Kubodera, K.Langanke, D.Leitner, M.Leitner, P.Vetter, L.Winslow, L.E.Marcucci, T.Motobayashi, A.Mukhamedzhanov, R.E.Tribble, F.M.Nunes, T.-S.Park, R.Schiavilla, E.C.Simpson, C.Spitaleri, F.Strieder, H.-P.Trautvetter, K.Suemmerer, S.Typel Solar fusion cross sections. II. The pp chain and CNO cycles NUCLEAR REACTIONS 2H(p, γ), 3He(3He, 2p), (α, γ), (p, e), 7Be, 12C, 14N, 15N, 17O(p, γ), 15N, 16,17,18O(p, α), E<3 MeV; analyzed and evaluated experimental data; deduced recommended values and uncertainties.
doi: 10.1103/RevModPhys.83.195
2011BE11 Phys.Rev. C 83, 042801 (2011) C.E.Beer, A.M.Laird, A.St.J.Murphy, M.A.Bentley, L.Buchman, B.Davids, T.Davinson, C.A.Diget, S.P.Fox, B.R.Fulton, U.Hager, D.Howell, L.Martin, C.Ruiz, G.Ruprecht, P.Salter, C.Vockenhuber, P.Walden Direct measurement of the 18F( p, α)15O reaction at nova temperatures NUCLEAR REACTIONS 18F(p, α), E(cm)=250, 330, 453, 673 keV; measured Eα, Iα, α(heavy ion)-coin, cross sections, angular distributions, and S factors at ISAC-TRIUMF facility. 19Ne; deduced resonances, R-matrix analysis. Discussed implications for the reaction rate in the context of nova explosions.
doi: 10.1103/PhysRevC.83.042801
2011DA24 Astrophys.J. 735, 40 (2011) B.Davids, R.H.Cyburt, J.Jose, S.Mythili The Influence of Uncertainties in the 15O(α, γ)19Ne Reaction Rate on Models of Type I X-Ray Bursts NUCLEAR REACTIONS 15O(α, γ), E<1 MeV; analyzed available data; calculated astrophysical reaction rate; deduced resonance parameters, uncertainties.
doi: 10.1088/0004-637X/735/1/40
2011KA01 Phys.Rev. C 83, 021302 (2011) R.Kanungo, A.Prochazka, W.Horiuchi, C.Nociforo, T.Aumann, D.Boutin, D.Cortina-Gil, B.Davids, M.Diakaki, F.Farinon, H.Geissel, R.Gernhauser, J.Gerl, R.Janik, B.Jonson, B.Kindler, R.Knobel, R.Krucken, M.Lantz, H.Lenske, Y.Litvinov, B.Lommel, K.Mahata, P.Maierbeck, A.Musumarra, T.Nilsson, C.Perro, C.Scheidenberger, B.Sitar, P.Strmen, B.Sun, Y.Suzuki, I.Szarka, I.Tanihata, Y.Utsuno, H.Weick, M.Winkler Matter radii of 32-35Mg NUCLEAR REACTIONS C, H(32Mg, X), (33Mg, X)(34Mg, X)(35Mg, X), E=900 MeV/nucleon, [secondary Mg beams from Be(48Ca, X) primary reaction]; measured interaction cross sections by detecting unreacted Mg particles by Bρ-ΔE-TOF method. 32,33,34,35Mg; deduced matter radii by Glauber model analysis. Comparison with HF and RMF predictions. Neutron skin thickness.
doi: 10.1103/PhysRevC.83.021302
2011KA36 Phys.Rev. C 84, 061304 (2011) R.Kanungo, A.Prochazka, M.Uchida, W.Horiuchi, G.Hagen, T.Papenbrock, C.Nociforo, T.Aumann, D.Boutin, D.Cortina-Gil, B.Davids, M.Diakaki, F.Farinon, H.Geissel, R.Gernhauser, J.Gerl, R.Janik, O.Jensen, B.Jonson, B.Kindler, R.Knobel, R.Krucken, M.Lantz, H.Lenske, Y.Litvinov, B.Lommel, K.Mahata, P.Maierbeck, A.Musumarra, T.Nilsson, C.Perro, C.Scheidenberger, B.Sitar, P.Strmen, B.Sun, Y.Suzuki, I.Szarka, I.Tanihata, H.Weick, M.Winkler Exploring the anomaly in the interaction cross section and matter radius of 23O NUCLEAR REACTIONS C(22O, X), (23O, X), [22O, 23O secondary beams from 9Be(48Ca, X), E=1 GeV/nucleon primary reaction], E=900 MeV/nucleon; measured energy loss, time of flight, magnetic rigidity. 22,23O; deduced interaction cross section, matter radii, neutron skin thickness. Glauber model analysis. Comparison with ab initio coupled-cluster theory.
doi: 10.1103/PhysRevC.84.061304
2011KI32 Phys.Rev. C 84, 058801 (2011) One fewer solution to the cosmological lithium problem NUCLEAR REACTIONS 9Be(3He, t)9B; analyzed and discussed experimental data from this reaction to rule out solution to the problem of primordial 7Li abundance.
doi: 10.1103/PhysRevC.84.058801
2011MA82 J.Phys.:Conf.Ser. 312, 042014 (2011) L.Martin, L.Buchmann, J.F.Carpino, A.Chen, A.Couture, B.Davids, J.Fallis, S.P.Fox, U.Hager, A.Hussein, A.M.Laird, K.Olchanski, D.Ottewell, C.Ruiz, G.Ruprecht, G.Sheffer, S.Sjue, O.Tengblad, F.Tovesson NEURAL - a tracking detector for neutron-induced reactions of astrophysical importance
doi: 10.1088/1742-6596/312/4/042014
2010ER02 Phys.Rev. C 81, 045808 (2010) L.Erikson, C.Ruiz, F.Ames, P.Bricault, L.Buchmann, A.A.Chen, J.Chen, H.Dare, B.Davids, C.Davis, C.M.Deibel, M.Dombsky, S.Foubister, N.Galinski, U.Greife, U.Hager, A.Hussein, D.A.Hutcheon, J.Lassen, L.Martin, D.F.Ottewell, C.V.Ouellet, G.Ruprecht, K.Setoodehnia, A.C.Shotter, A.Teigelhofer, C.Vockenhuber, C.Wrede, A.Wallner First direct measurement of the 23Mg(p, γ)24Al reaction NUCLEAR REACTIONS 23Mg(p, γ)24Al, E=500 keV; measured Eγ, Iγ, γγ-, (recoil)γ-coin, (recoil)γ(t), thick target yields, resonance strengths; deduced resonance, reaction rates. DRAGON recoil spectrometer. GEANT3 simulations.
doi: 10.1103/PhysRevC.81.045808
2010KA03 Phys.Lett. B 682, 391 (2010) R.Kanungo, A.T.Gallant, M.Uchida, C.Andreoiu, R.A.E.Austin, D.Bandyopadhyay, G.C.Ball, J.A.Becker, A.J.Boston, H.C.Boston, B.A.Brown, L.Buchmann, S.J.Colosimo, R.M.Clark, D.Cline, D.S.Cross, H.Dare, B.Davids, T.E.Drake, M.Djongolov, P.Finlay, N.Galinski, P.E.Garrett, A.B.Garnsworthy, K.L.Green, S.Grist, G.Hackman, L.J.Harkness, A.B.Hayes, D.Howell, A.M.Hurst, H.B.Jeppesen, K.G.Leach, A.O.Macchiavelli, D.Oxley, C.J.Pearson, B.Pietras, A.A.Phillips, S.V.Rigby, C.Ruiz, G.Ruprecht, F.Sarazin, M.A.Schumaker, A.C.Shotter, C.S.Sumitharachchi, C.E.Svensson, I.Tanihata, S.Triambak, C.Unsworth, S.J.Williams, P.Walden, J.Wong, C.Y.Wu Structure of states in 12Be via the 11Be(d, p) reaction NUCLEAR REACTIONS 2H(11Be, p), E=5 MeV/nucleon; measured proton spectra, recoiling and product nucleus spectra, p(nucleus)-coin; deduced σ(θ), Q-value spectra, peak widths. 12Be; deduced energy levels, J, π, spectroscopic factors using DWBA analysis.
doi: 10.1016/j.physletb.2009.11.025
2010KA05 Phys.Lett. B 685, 253 (2010) R.Kanungo, C.Nociforo, A.Prochazka, Y.Utsuno, T.Aumann, D.Boutin, D.Cortina-Gil, B.Davids, M.Diakaki, F.Farinon, H.Geissel, R.Gernhauser, J.Gerl, R.Janik, B.Jonson, B.Kindler, R.Knobel, R.Krucken, M.Lantz, H.Lenske, Y.Litvinov, K.Mahata, P.Maierbeck, A.Musumarra, T.Nilsson, T.Otsuka, C.Perro, C.Scheidenberger, B.Sitar, P.Strmen, B.Sun, I.Szarka, I.Tanihata, H.Weick, M.Winkler Structure of 33Mg sheds new light on the N=20 island of inversion NUCLEAR REACTIONS C(33Mg, 32Mg), E=898 MeV/nucleon; measured 32Mg fragments using MUSIC setup at GSI, σ, longitudinal momentum distribution. 33Mg; deduced ground state configuration, relevance to 'Island of Inversion'. Monte Carlo shell model (MCSM) calculation with the SDPF-M interaction. 33Mg beam produced in Be(48Ca, X) at 1 GeV/nucleon.
doi: 10.1016/j.physletb.2010.02.008
2009KA14 Phys.Rev.Lett. 102, 152501 (2009) R.Kanungo, C.Nociforo, A.Prochazka, T.Aumann, D.Boutin, D.Cortina-Gil, B.Davids, M.Diakaki, F.Farinon, H.Geissel, R.Gernhauser, J.Gerl, R.Janik, B.Jonson, B.Kindler, R.Knobel, R.Krucken, M.Lantz, H.Lenske, Y.Litvinov, B.Lommel, K.Mahata, P.Maierbeck, A.Musumarra, T.Nilsson, T.Otsuka, C.Perro, C.Scheidenberger, B.Sitar, P.Strmen, B.Sun, I.Szarka, I.Tanihata, Y.Utsuno, H.Weick, M.Winkler One-Neutron Removal Measurement Reveals 24O as a New Doubly Magic Nucleus NUCLEAR REACTIONS 12C(24O, 23O), E=920 MeV/nucleon; measured fragment spectra. 24O; deduced one neutron removal spectroscopic factor. 23O; deduced level energies.
doi: 10.1103/PhysRevLett.102.152501
2009RO04 Phys.Rev. C 79, 031603 (2009) T.Roger, H.Savajols, I.Tanihata, W.Mittig, M.Alcorta, D.Bandyopadhyay, R.Bieri, L.Buchmann, M.Caamano, B.Davids, N.Galinski, A.Gallant, D.Howell, R.Kanungo, W.Mills, S.Mythili, M.Notani, R.Openshaw, E.Padilla-Rodal, P.Roussel-Chomaz, G.Ruprecht, G.Savard, G.Sheffer, A.C.Shotter, M.Trinczek, P.Walden Mass of 11Li from the 1H(11Li, 9Li)3H reaction NUCLEAR REACTIONS 1H(11Li, 9Li), E=5 MeV/nucleon; measured reaction Q-value using angle-angle kinematical correlations of reaction products and by energy correlations between 9Li recoils and outgoing tritons. ATOMIC MASSES 11Li; deduced mass and S(2n) from measured Q-value for 1H(11Li, 9Li) reaction.
doi: 10.1103/PhysRevC.79.031603
2008CY01 Phys.Rev. C 78, 064614 (2008) Evaluation of modern 3He(α, γ)7Be data NUCLEAR REACTIONS 3He(α, γ)7Be; analyzed astrophysical S factors; deduced reaction rates.
doi: 10.1103/PhysRevC.78.064614
2008DA04 Phys.Rev. C 77, 019801 (2008) B.Davids, A.V.Gruzinov, B.K.Jennings Comment on "Influence of protons on the capture of electrons by 7Be in the Sun"
doi: 10.1103/PhysRevC.77.019801
2008HO10 Phys.Rev. C 78, 047302 (2008) M.E.Howard, R.G.T.Zegers, Sam M.Austin, D.Bazin, B.A.Brown, A.L.Cole, B.Davids, M.Famiano, Y.Fujita, A.Gade, D.Galaviz, G.W.Hitt, M.Matos, S.D.Reitzner, C.Samanta, L.J.Schradin, Y.Shimbara, E.E.Smith, C.Simenel Gamow-Teller strengths in 24Na using the 24Mg(t, 3He) reaction at 115A MeV NUCLEAR REACTIONS 24Mg(t, 3He), E=115 MeV/nucleon; measured particle spectra, σ(θ); deduced levels, B(GT). Comparisons of GT values with 24Mg(3He, t), (d, 2He) reactions and USDA, USDB calculations.
doi: 10.1103/PhysRevC.78.047302
2008KA04 Phys.Lett. B 660, 26 (2008) R.Kanungo, A.N.Andreyev, L.Buchmann, B.Davids, G.Hackman, D.Howell, P.Khalili, B.Mills, E.Padilla-Rodal, Steven C.Pieper, J.Pearson, C.Ruiz, G.Ruprecht, A.Shotter, I.Tanihata, C.Vockenhuber, P.Walden, R.B.Wiringa Spectroscopic factors for the 9Li ground state and N = 6 shell closure NUCLEAR REACTIONS 2H(9Li, t), (9Li, d), E=1.68 MeV/nucleon; measured σ(θ); deduced spectroscopic factors.
doi: 10.1016/j.physletb.2007.12.024
2008MY01 Phys.Rev. C 77, 035803 (2008) S.Mythili, B.Davids, T.K.Alexander, G.C.Ball, M.Chicoine, R.S.Chakrawarthy, R.Churchman, J.S.Forster, S.Gujrathi, G.Hackman, D.Howell, R.Kanungo, J.R.Leslie, E.Padilla, C.J.Pearson, C.Ruiz, G.Ruprecht, M.A.Schumaker, I.Tanihata, C.Vockenhuber, P.Walden, S.Yen Lifetimes of states in 19Ne above the 15O+α breakup threshold NUCLEAR REACTIONS 3He(20Ne, α), E=34 MeV; measured Eγ, Iγ, γα-coin, α-spectra, lifetimes using Doppler Shift Attenuation Method; 19Ne; deduced levels, J, π. 15O(α, γ)19Ne; deduced reactions rates.
doi: 10.1103/PhysRevC.77.035803
2008TA13 Phys.Rev.Lett. 100, 192502 (2008) I.Tanihata, M.Alcorta, D.Bandyopadhyay, R.Bieri, L.Buchmann, B.Davids, N.Galinski, D.Howell, W.Mills, S.Mythili, R.Openshaw, E.Padilla-Rodal, G.Ruprecht, G.Sheffer, A.C.Shotter, M.Trinczek, P.Walden, H.Savajols, T.Roger, M.Caamano, W.Mittig, P.Roussel-Chomaz, R.Kanungo, A.Gallant, M.Notani, G.Savard, I.J.Thompson Measurement of the Two-Halo Neutron Transfer Reaction 1H(11Li, 9Li)3H at 3 A MeV NUCLEAR REACTIONS 1H(11Li, 9Li)3H, E=3 MeV/nucleon; measured σ(θ), proton-Li-coin using gas-Si-CsI target-detection system (MAYA active target); deduced spectroscopic factors. Comparison with Optical Model calculations.
doi: 10.1103/PhysRevLett.100.192502
2008VO01 J.Phys.(London) G35, 014034 (2008) C.Vockenhuber, C.O.Ouellet, L.-S.The, L.Buchmann, J.Caggiano, A.A.Chen, J.M.D'Auria, B.Davids, L.Fogarty, D.Frekers, A.Hussein, D.A.Hutcheon, W.Kutschera, D.Ottewell, M.Paul, M.M.Pavan, J.Pearson, C.Ruiz, G.Ruprecht, M.Trinczek, A.Wallner 40Ca(α, γ)44Ti and the production of 44Ti in supernovae NUCLEAR REACTIONS 4He(40Ca, γ), E=600-1150 keV/nucleon; measured Eγ, γγ-, (recoil)γ-coin, excitation function.
doi: 10.1088/0954-3899/35/1/014034
2007HU02 Phys.Rev. C 75, 014606 (2007) M.Hunyadi, A.M.van den Berg, B.Davids, M.N.Harakeh, M.A.de Huu, H.J.Wortche, M.Csatlos, J.Gulyas, A.Krasznahorkay, D.Sohler, U.Garg, M.Fujiwara, N.Blasi Evidence for direct neutron decay of the isoscalar giant dipole resonances in 90Zr, 116Sn, and 208Pb NUCLEAR REACTIONS 90Zr, 116Sn, 208Pb(α, α'), (α, nα), E=200 MeV; measured Eγ, Eα, En, σ(E, θ). 90Zr, 116Sn, 208Pb deduced isoscalar GDR neutron decay features.
doi: 10.1103/PhysRevC.75.014606
2007HU16 Acta Phys.Pol. B38, 1479 (2007) M.Hunyadi, A.M.van den Berg, N.Blasi, M.Csatlos, L.Csige, B.Davids, M.Fujiwara, U.Garg, J.Gulyas, M.N.Harakeh, M.A.de Huu, A.Krasznahorkay, D.Sohler, H.J.Wortche Recent Results from the Decay Studies of High-Energy Isoscalar Giant Resonances NUCLEAR REACTIONS 90Zr, 116Sn, 208Pb(α, α'n), E=200 MeV; measured measured σ, angular distributions. Deduced ISGDR direct-decay branching ratios. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1510. 2007HU20 Phys.Atomic Nuclei 70, 1407 (2007) M.Hunyadi, A.M.van den Berg, B.Davids, M.N.Harakeh, M.A.de Huu, H.J.Wortche, M.Csatlos, J.Gulyas, A.Krasznahorkay, D.Sohler, U.Garg, M.Fujiwara, N.Blasi Direct neutron decay of the isoscalar giant dipole resonance NUCLEAR REACTIONS 90Zr, 116Sn, 208Pb(α, α'n), E=200 MeV; measured σ and angular distributions. 90Zr, 116Sn, 208Pb deduced branching ratios for direct and statistical neutron decay of isoscalar giant dipole resonance.
doi: 10.1134/S1063778807080145
2007VO06 Phys.Rev. C 76, 035801 (2007) C.Vockenhuber, C.O.Ouellet, L.-S.The, L.Buchmann, J.Caggiano, A.A.Chen, H.Crawford, J.M.D'Auria, B.Davids, L.Fogarty, D.Frekers, A.Hussein, D.A.Hutcheon, W.Kutschera, A.M.Laird, R.Lewis, E.O'Connor, D.Ottewell, M.Paul, M.M.Pavan, J.Pearson, C.Ruiz, G.Ruprecht, M.Trinczek, B.Wales, A.Wallner Measurement of the 40Ca(α, γ)44Ti reaction relevant for supernova nucleosynthesis NUCLEAR REACTIONS 4He(40Ca, γ)44Ti, E=0.60-1.15 MeV/nucleon; measured recoil energies, yields, and cross section.
doi: 10.1103/PhysRevC.76.035801
2006FI07 Astrophys.J. 650, 332 (2006) J.O.Fisker, J.Gorres, M.Wiescher, B.Davids The importance of 15O(α, γ)19Ne to x-ray bursts and superbursts NUCLEAR REACTIONS 15O(α, γ), E=low; calculated astrophysical reaction rate. Implications for X-ray bursts discussed.
doi: 10.1086/507083
2006GU02 Phys.Rev. C 73, 014616 (2006) J.Guillot, S.Gales, D.Beaumel, S.Fortier, E.Rich, N.Van Giai, G.Colo, A.M.van den Berg, S.Brandenburg, B.Davids, M.N.Harakeh, M.Hunyadi, M.de Huu, S.Y.van der Werf, H.J.Wortche, C.Baumer, D.Frekers, E.-W.Grewe, P.Haefner, B.C.Junk, M.Fujiwara The (t, 3He) reaction at 43 MeV/nucleon on 48Ca and 58Ni: Results and microscopic interpretation NUCLEAR REACTIONS 12C, 48Ca, 58Ni(t, 3He), E=43 MeV/nucleon; measured excitation energy spectra, σ(E, θ). 48K, 58Co deduced giant resonance features.
doi: 10.1103/PhysRevC.73.014616
2006KA50 Phys.Rev. C 74, 045803 (2006) R.Kanungo, T.K.Alexander, A.N.Andreyev, G.C.Ball, R.S.Chakrawarthy, M.Chicoine, R.Churchman, B.Davids, J.S.Forster, S.Gujrathi, G.Hackman, D.Howell, J.R.Leslie, A.C.Morton, S.Mythili, C.J.Pearson, J.J.Ressler, C.Ruiz, H.Savajols, M.A.Schumaker, I.Tanihata, P.Walden, S.Yen Lifetime of 19Ne*(4.03 MeV) NUCLEAR REACTIONS 3He(20Ne, α), E=34 MeV; measured Eγ, Iγ, (particle)γ-coin, DSA. 19Ne level deduced T1/2, decay width.
doi: 10.1103/PhysRevC.74.045803
2006RU09 Phys.Rev.Lett. 96, 252501 (2006) C.Ruiz, A.Parikh, J.Jose, L.Buchmann, J.A.Caggiano, A.A.Chen, J.A.Clark, H.Crawford, B.Davids, J.M.D'Auria, C.Davis, C.Deibel, L.Erikson, L.Fogarty, D.Frekers, U.Greife, A.Hussein, D.A.Hutcheon, M.Huyse, C.Jewett, A.M.Laird, R.Lewis, P.Mumby-Croft, A.Olin, D.F.Ottewell, C.V.Ouellet, P.Parker, J.Pearson, G.Ruprecht, M.Trinczek, C.Vockenhuber, C.Wrede Measurement of the Ec.m. = 184 keV Resonance Strength in the 26gAl(p, γ)27Si Reaction NUCLEAR REACTIONS 1H(26Al, γ), E=5.122, 5.226, 5.850 MeV; measured Eγ, (recoil)γ-coin. 26Al(p, γ), E(cm) ≈ 184 keV; deduced resonance strength. Astrophysical implications discussed.
doi: 10.1103/PhysRevLett.96.252501
2006WA18 Phys.Rev. C 74, 014605 (2006) R.E.Warner, F.Carstoiu, J.A.Brown, F.D.Becchetti, D.A.Roberts, B.Davids, A.Galonsky, R.M.Ronningen, M.Steiner, M.Horoi, J.J.Kolata, A.Nadasen, C.Samanta, J.Schwarzenberg, K.Subotic Reaction and proton-removal cross sections of 6Li, 7Be, 10B, 9, 10, 11C, 12N, 13, 15O, and 17Ne on Si at 15 to 53 MeV/nucleon NUCLEAR REACTIONS Si(6Li, X), (7Be, X), (10B, X), (9C, X), (10C, X), (11C, X), (12N, X), (13O, X), (15O, X), (17Ne, X), E=15-53 MeV/nucleon; measured reaction and proton-removal σ. 6Li, 7Be, 10B, 9,10,11C, 12N, 13,15O, 17Ne deduced radii. Comparison with Glauber model predictions.
doi: 10.1103/PhysRevC.74.014605
2005BA14 Phys.Rev. C 71, 024603 (2005); Erratum Phys.Rev. C 71, 029903 (2005) C.Baumer, A.M.van den Berg, B.Davids, D.Frekers, D.De Frenne, E.-W.Grewe, P.Haefner, M.N.Harakeh, F.Hofmann, S.Hollstein, M.Hunyadi, M.A.de Huu, E.Jacobs, B.C.Junk, A.Korff, K.Langanke, G.Martinez-Pinedo, A.Negret, P.von Neumann-Cosel, L.Popescu, S.Rakers, A.Richter, H.J.Wortche Determination of the Gamow-Teller strength distribution from the odd-odd nucleus 50V measured through 50V(d, 2He)50Ti and astrophysical implications NUCLEAR REACTIONS 50V(d, 2p), E=171 MeV; measured Ep, pp-coin, σ(E, θ). 50V deduced Gamow-Teller strength distribution. Comparison with model predictions.
doi: 10.1103/PhysRevC.71.024603
2005BA43 Phys.Rev. C 71, 044003 (2005) C.Baumer, D.Frekers, E.-W.Grewe, P.Haefner, S.Hollstein, B.C.Junk, A.Korff, S.Rakers, R.Schmidt, A.M.van den Berg, B.Davids, M.N.Harakeh, M.Hunyadi, M.A.de Huu, H.J.Wortche, N.Blasi, D.De Frenne, E.Jacobs, A.Negret, L.Popescu, R.De Leo, F.Hofmann, P.von Neumann-Cosel, A.Richter Measurement of the 2H(d, 2He)2n reaction at Ed = 171 MeV and implications for the neutron-neutron scattering length NUCLEAR REACTIONS 2H(d, 2p), E=171 MeV; measured Ep, pp-coin, σ(θ); deduced neutron-neutron scattering length.
doi: 10.1103/PhysRevC.71.044003
2005CY03 Nucl.Phys. A758, 693c (2005) R.H.Cyburt, B.Davids, B.K.Jennings The 7Be(p, γ)8B Reaction and its Future NUCLEAR REACTIONS 7Be(p, γ), E(cm)<425 keV; compiled, analyzed astrophysical S-factors.
doi: 10.1016/j.nuclphysa.2005.05.123
2005ER03 Phys.Rev. C 71, 064004 (2005) K.Ermisch, H.R.Amir-Ahmadi, A.M.van den Berg, R.Castelijns, B.Davids, A.Deltuva, E.Epelbaum, W.Glockle, J.Golak, M.N.Harakeh, M.Hunyadi, M.A.de Huu, N.Kalantar-Nayestanaki, H.Kamada, M.Kis, M.Mahjour-Shafiei, A.Nogga, P.U.Sauer, R.Skibinski, H.Witala, H.J.Wortche Systematic investigation of three-nucleon force effects in elastic scattering of polarized protons from deuterons at intermediate energies NUCLEAR REACTIONS 2H(polarized p, p), E=108, 120, 135, 150, 170, 190 MeV; measured σ(θ) and vector analyzing power; deduced three-nucleon forces contribution and necessity of inclusion. Comparisons with model predictions.
doi: 10.1103/PhysRevC.71.064004
2005FL02 Phys.Lett. B 615, 167 (2005) F.Fleurot, A.M.van den Berg, B.Davids, M.N.Harakeh, V.L.Kravchuk, H.W.Wilschut, J.Guillot, H.Laurent, A.Willis, M.Assuncao, J.Kiener, A.Lefebvre, N.de Sereville, V.Tatischeff 16O Coulomb dissociation: towards a new means to determine the 12C + α fusion rate in stars NUCLEAR REACTIONS 208Pb(16O, 16O'), (16O, α12C), E=60, 80 MeV/nucleon; measured particle spectra, σ(E, θ), angular correlations; deduced reaction mechanism features. DWBA and coupled-channels analyses.
doi: 10.1016/j.physletb.2005.04.035
2005GU11 Nucl.Phys. A752, 349c (2005) J.Guillot, C.Baumer, D.Beaumel, A.M.van den Berg, S.Brandenburg, G.Colo, B.Davids, S.Fortier, D.Frekers, E.-W.Grewe, M.Fujiwara, S.Gales, P.Haefner, M.N.Harakeh, M.Hunyadi, M.de Huu, B.C.Junk, E.Rich, N.Van Giai, S.Y.van der Werf, H.J.Wortche Investigation of Isovector Excitations via the (t, 3He) reaction at Et=43 MeV/u on 58Ni and 48Ca targets: microscopic interpretation NUCLEAR REACTIONS 48Ca, 58Ni(t, 3He), E=130 MeV; analyzed particle spectra, σ(θ); deduced resonance features.
doi: 10.1016/j.nuclphysa.2005.02.044
2005HU10 Acta Phys.Pol. B36, 1115 (2005) M.Hunyadi, A.M.van den Berg, M.Csatlos, L.Csige, B.Davids, U.Garg, J.Gulyas, M.N.Harakeh, M.A.de Huu, A.Krasznahorkay, D.Sohler, H.J.Wortche Overtones of isoscalar giant resonances studied in direct particle decay measurements NUCLEAR REACTIONS 90Zr, 116Sn, 208Pb(α, α'n), E=200 MeV; 208Pb(α, α'p), E=200 MeV; measured Eα, σ(θ), pα-, nα-coin. 90Zr, 116Sn, 208Pb deduced isoscalar GDR parameters, particle decay features.
2005RA13 Phys.Rev. C 71, 054313 (2005) S.Rakers, C.Baumer, A.M.van den Berg, B.Davids, D.Frekers, D.De Frenne, E.-W.Grewe, P.Haefner, M.N.Harakeh, S.Hollstein, M.Hunyadi, E.Jacobs, B.C.Junk, A.Korff, A.Negret, L.Popescu, H.J.Wortche Low-lying GT+ strength in 116In from a (d, 2He) reaction experiment and its implications for 116Cd double β decay NUCLEAR REACTIONS 116Sn(d, 2p), E=183 MeV; measured Ep, σ(E, θ). 116In levels deduced Gamow-Teller strength distribution. 116Cd deduced 2β-decay matrix elements.
doi: 10.1103/PhysRevC.71.054313
2004CY02 Phys.Rev. C 70, 045801 (2004) R.H.Cyburt, B.Davids, B.K.Jennings Determination of S17(0) from published data NUCLEAR REACTIONS 7Be(p, γ), E < 425 keV; analyzed data; deduced astrophysical S-factor.
doi: 10.1103/PhysRevC.70.045801
2004GR18 Phys.Rev. C 69, 064325 (2004) E.W.Grewe, C.Baumer, A.M.van den Berg, N.Blasi, B.Davids, D.De Frenne, D.Frekers, P.Haefner, M.N.Harakeh, M.Hunyadi, E.Jacobs, B.Junk, A.Korff, A.Negret, P.von Neumann-Cosel, L.Popescu, S.Rakers, H.J.Wortche Gamow-Teller transitions to 32P studied through the 32S(d, 2He) reaction at Ed = 170 MeV NUCLEAR REACTIONS 32S(d, 2p), E=170 MeV; measured Ep, pp-coin, σ(θ). 32P levels deduced B(GT), analog states. Comparison with previous results, shell-model calculations.
doi: 10.1103/PhysRevC.69.064325
2004GU02 Nucl.Phys. A731, 106 (2004) J.Guillot, D.Beaumel, A.M.van den Berg, S.Brandenburg, B.Davids, S.Fortier, M.Fujiwara, S.Gales, M.N.Harakeh, M.Hunyadi, M.de Huu, H.J.Wortche Investigation of IVGRs via the 58Ni(t, 3He)58Co reaction NUCLEAR REACTIONS 58Ni(t, 3He), E=130 MeV; measured particle spectra, σ(θ); deduced monopole resonance strength distribution. Comparison with RPA predictions.
doi: 10.1016/j.nuclphysa.2003.11.022
2004HU04 Nucl.Phys. A731, 49 (2004) M.Hunyadi, C.Baumer, A.M.van den Berg, N.Blasi, M.Csatlos, L.Csige, B.Davids, U.Garg, J.Gulyas, M.N.Harakeh, M.de Huu, B.C.Junk, A.Krasznahorkay, S.Rakers, D.Sohler, H.J.Wortche Particle decay of the isoscalar giant dipole resonance in 208Pb NUCLEAR REACTIONS 208Pb(α, α'n), (α, α'p), E=200 MeV; measured En, Ep, Eα, nα-, pα-coin, σ(E, θ). 208Pb deduced branching ratios for direct-proton and direct-neutron decay of isoscalar GDR.
doi: 10.1016/j.nuclphysa.2003.11.018
2004KO64 Phys.Rev. C 70, 067601 (2004) A.Korff, P.Haefner, C.Baumer, A.M.van den Berg, N.Blasi, B.Davids, D.De Frenne, R.de Leo, D.Frekers, E.-W.Grewe, M.N.Harakeh, F.Hofmann, M.Hunyadi, E.Jacobs, B.C.Junk, A.Negret, P.von Neumann-Cosel, L.Popescu, S.Rakers, A.Richter, H.J.Wortche Deuteron elastic and inelastic scattering at intermediate energies from nuclei in the mass range 6 ≤ A ≤ 116 NUCLEAR REACTIONS 6Li, 16O, 32S, 50,51V, 70,72Ge(d, d), (d, d'), E=171 MeV; 90Zr, 116Sn(d, d), (d, d'), E=183 MeV; measured σ(θ); deduced optical model parameters.
doi: 10.1103/PhysRevC.70.067601
2004RA26 Phys.Rev. C 70, 054302 (2004) S.Rakers, C.Baumer, A.M.van den Berg, B.Davids, D.Frekers, D.De Frenne, Y.Fujita, E.-W.Grewe, P.Haefner, M.N.Harakeh, M.Hunyadi, E.Jacobs, H.Johansson, B.C.Junk, A.Korff, A.Negret, L.Popescu, H.Simon, H.J.Wortche Nuclear matrix elements for the 48Ca two-neutrino double-β decay from high-resolution charge-exchange reactions NUCLEAR REACTIONS 48Ti(d, 2p), E=183 MeV; measured Ep, σ(E, θ); 48Ca(p, n), E=134 MeV; analyzed data; deduced Gamow-Teller transition matrix elements. 48Ca deduced 2ν-accompanied 2β-decay T1/2.
doi: 10.1103/PhysRevC.70.054302
2003BA77 Phys.Rev. C 68, 031303 (2003) C.Baumer, A.M.van den Berg, B.Davids, D.Frekers, D.De Frenne, E.-W.Grewe, P.Haefner, M.N.Harakeh, F.Hofmann, M.Hunyadi, E.Jacobs, B.C.Junk, A.Korff, K.Langanke, G.Martinez-Pinedo, A.Negret, P.von Neumann-Cosel, L.Popescu, S.Rakers, A.Richter, H.J.Wortche High-resolution study of the Gamow-Teller strength distribution in 51Ti measured through 51V(d, 2He)51Ti NUCLEAR REACTIONS 51V(d, 2p), E=171 MeV; measured Ep, pp-coin. 51Ti deduced levels, Gamow-Teller strength distribution. Comparison with large-scale shell model predictions.
doi: 10.1103/PhysRevC.68.031303
2003DA03 Phys.Rev. C 67, 012801 (2003) B.Davids, A.M.van den Berg, P.Dendooven, F.Fleurot, M.Hunyadi, M.A.de Huu, K.E.Rehm, R.E.Segel, R.H.Siemssen, H.W.Wilschut, H.J.Wortche, A.H.Wuosmaa α-decay branching ratios of near-threshold states in 19Ne and the astrophysical rate of 15O(α, γ)19Ne NUCLEAR REACTIONS 1H(21Ne, t), E=43 MeV/nucleon; measured recoil and triton spectra, (recoil)(triton)-coin before and after residual nucleus decay. 19Ne deduced α-decay branching ratios and decay widths. 15O(α, γ), E not given; calculated astrophysical reaction rates.
doi: 10.1103/PhysRevC.67.012801
2003DA13 Phys.Rev. C 67, 065808 (2003) B.Davids, A.M.van den Berg, P.Dendooven, F.Fleurot, M.Hunyadi, M.A.de Huu, R.H.Siemssen, H.W.Wilschut, H.J.Wortche, M.Hernanz, J.Jose, K.E.Rehm, A.H.Wuosmaa, R.E.Segel Astrophysical rate of 15O(α, γ)19Ne via the (p, t) reaction in inverse kinematics NUCLEAR REACTIONS 1H(21Ne, t), E=43 MeV/nucleon; measured particle spectra, yields, (particle)(recoil)-coin; deduced excitation energy spectrum. 19Ne levels deduced α-decay branching widths. 15O(α, γ), E=low; deduced astrophysical reaction rates.
doi: 10.1103/PhysRevC.67.065808
2003DA25 Nucl.Phys. A718, 605c (2003) B.Davids, A.M.van den Berg, P.Dendooven, F.Fleurot, M.Hunyadi, M.A.de Huu, K.E.Rehm, R.E.Segel, R.H.Siemssen, H.W.Wilschut, H.J.Wortche, A.H.Wuosmaa Alpha-decay branching ratios of near-threshold states in 19Ne and the astrophysical rate of 15O(α, γ)19Ne NUCLEAR REACTIONS 1H(21Ne, t), E=43 MeV/nucleon; measured particle spectra, (recoil)(triton)-coin; deduced excitation energy spectra. 19Ne levels deduced α-decay branching ratios.
doi: 10.1016/S0375-9474(03)00899-6
2003DA30 Phys.Rev. C 68, 045802 (2003); Comment Phys.Rev. C 70, 039801 (2004) Electromagnetic dissociation of 8B and the astrophysical S factor for 7Be(p, γ)8B NUCLEAR REACTIONS Pb(8B, p7Be), E= 44, 81 MeV/nucleon; analyzed longitudinal momentum distributions. Pb(8B, X), E=83 MeV/nucleon; analyzed Coulomb dissociation σ. 7Be(p, γ), E(cm)=0-1 MeV; deduced astrophysical S-factors.
doi: 10.1103/PhysRevC.68.045802
2003DA36 Phys.Rev. C 68, 055805 (2003) B.Davids, J.P.M.Beijers, A.M.van den Berg, P.Dendooven, S.Harmsma, M.Hunyadi, M.A.de Huu, R.H.Siemssen, H.W.Wilschut, H.J.Wortche, M.Hernanz, J.Jose Proton-decaying states in 22Mg and the nucleosynthesis of 22Na in novae NUCLEAR REACTIONS 1H(24Mg, t), E=55 MeV/nucleon; measured particle spectra, (recoil)(triton)-coin. 22Mg deduced levels, J, π, proton-decay branching ratios. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.68.055805
2003ER04 Phys.Rev. C 68, 051001 (2003) K.Ermisch, H.R.Amir-Ahmadi, A.M.van den Berg, R.Castelijns, B.Davids, E.Epelbaum, E.van Garderen, W.Glockle, J.Golak, M.N.Harakeh, M.Hunyadi, M.A.de Huu, N.Kalantar-Nayestanaki, H.Kamada, M.Kis, M.Mahjour-Shafiei, A.Nogga, R.Skibinski, H.Witala, H.J.Wortche Systematic investigation of the elastic proton-deuteron differential cross section at intermediate energies NUCLEAR REACTIONS 2H(p, p), E=108-190 MeV; measured σ(θ); deduced three-nucleon force effects.
doi: 10.1103/PhysRevC.68.051001
2003HU13 Phys.Lett. B 576, 253 (2003) M.Hunyadi, A.M.van den Berg, N.Blasi, C.Baumer, M.Csatlos, L.Csige, B.Davids, U.Garg, J.Gulyas, M.N.Harakeh, M.A.de Huu, B.C.Junk, A.Krasznahorkay, S.Rakers, D.Sohler, H.J.Wortche Direct proton decay of the isoscalar giant dipole resonance NUCLEAR REACTIONS 208Pb(α, α'p), E=200 MeV; measured Eα, Ep, pα-coin, σ(E, θ). 208Pb deduced isoscalar GDR energy, width, direct proton decay features.
doi: 10.1016/j.physletb.2003.10.016
2002DA15 Nucl.Phys. A701, 14c (2002) B.Davids, D.W.Anthony, T.Aumann, S.M.Austin, T.Baumann, D.Bazin, R.R.C.Clement, P.A.Lofy, T.Nakamura, B.M.Sherrill, J.Yurkon, C.N.Davids, H.Esbensen A Kinematically Complete Measurement of the Coulomb Dissociation of 8B NUCLEAR REACTIONS Pb(8B, p7Be), E=83 MeV/nucleon; measured particle spectra; deduced Coulomb dissociation σ. 7Be(p, γ), E=low; deduced astrophysical S-factor. Kinematically complete measurement.
doi: 10.1016/S0375-9474(01)01538-X
2002DA26 Eur.Phys.J. A 15, 65 (2002) B.Davids, S.M.Austin, D.Bazin, H.Esbensen, B.M.Sherrill, I.J.Thompson, J.A.Tostevin Coulomb breakup of 8B and the flux of 8B neutrinos from the Sun NUCLEAR REACTIONS Pb(8B, p7Be), E=83 MeV/nucleon; measured σ. 7Be(p, γ), E=low; deduced astrophysical S-factor. Continuum-discretized coupled-channels analysis.
doi: 10.1140/epja/i2001-10227-7
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