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NSR database version of April 11, 2024.

Search: Author = M.Williams

Found 62 matches.

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2023CA14      Phys.Rev. C 108, 045802 (2023)

D.P.Carrasco-Rojas, M.Williams, P.Adsley, L.Lamia, B.Bastin, T.Faestermann, C.Fougeres, F.Hammache, D.S.Harrouz, R.Hertenberger, M.La Cognata, A.Meyer, F.de Oliveira Santos, S.Palmerini, R.G.Pizzone, S.Romano, N.de Sereville, A.Tumino, H.-F.Wirth

Searching for resonance states in 22Ne(p, γ)23Na

doi: 10.1103/PhysRevC.108.045802
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Data from this article have been entered in the XUNDL database. For more information, click here.


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


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


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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2811. Data from this article have been entered in the XUNDL database. For more information, click here.


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


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


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2774. Data from this article have been entered in the XUNDL database. For more information, click here.


2021AK04      Phys.Rev. C 104, 065501 (2021)

D.S.Akerib, A.K.Al Musalhi, S.K.Alsum, C.S.Amarasinghe, A.Ames, T.J.Anderson, N.Angelides, H.M.Araujo, J.E.Armstrong, M.Arthurs, X.Bai, J.Balajthy, S.Balashov, J.Bang, J.W.Bargemann, D.Bauer, A.Baxter, P.Beltrame, E.P.Bernard, A.Bernstein, A.Bhatti, A.Biekert, T.P.Biesiadzinski, H.J.Birch, G.M.Blockinger, E.Bodnia, B.Boxer, C.A.J.Brew, P.Bras, S.Burdin, J.K.Busenitz, M.Buuck, R.Cabrita, M.C.Carmona-Benitez, M.Cascella, C.Chan, N.I.Chott, A.Cole, M.V.Converse, A.Cottle, G.Cox, O.Creaner, J.E.Cutter, C.E.Dahl, L.de Viveiros, J.E.Y.Dobson, E.Druszkiewicz, S.R.Eriksen, A.Fan, S.Fayer, N.M.Fearon, S.Fiorucci, H.Flaecher, E.D.Fraser, T.Fruth, R.J.Gaitskell, J.Genovesi, C.Ghag, E.Gibson, S.Gokhale, M.G.D.van der Grinten, C.B.Gwilliam, C.R.Hall, S.J.Haselschwardt, S.A.Hertel, M.Horn, D.Q.Huang, M.C.I.gnarra, O.Jahangir, R.S.James, W.Ji, J.Johnson, A.C.Kaboth, A.C.Kamaha, K.Kamdin, K.Kazkaz, D.Khaitan, A.Khazov, I.Khurana, D.Kodroff, L.Korley, E.V.Korolkova, H.Kraus, S.Kravitz, L.Kreczko, B.Krikler, V.A.Kudryavtsev, E.A.Leason, J.Lee, D.S.Leonard, K.T.Lesko, C.Levy, J.Liao, J.Lin, A.Lindote, R.Linehan, W.H.Lippincott, X.Liu, M.I.Lopes, E.Lopez Asamar, B.Lopez Paredes, W.Lorenzon, S.Luitz, P.A.Majewski, A.Manalaysay, L.Manenti, R.L.Mannino, N.Marangou, M.E.McCarthy, D.N.McKinsey, J.McLaughlin, E.H.Miller, E.Mizrachi, A.Monte, M.E.Monzani, J.A.Morad, J.D.Morales Mendoza, E.Morrison, B.J.Mount, A.St.J.Murphy, D.Naim, A.Naylor, C.Nedlik, H.N.Nelson, F.Neves, J.A.Nikoleyczik, A.Nilima, I.Olcina, K.C.Oliver-Mallory, S.Pal, K.J.Palladino, J.Palmer, S.Patton, N.Parveen, E.K.Pease, B.Penning, G.Pereira, A.Piepke, Y.Qie, J.Reichenbacher, C.A.Rhyne, A.Richards, Q.Riffard, G.R.C.Rischbieter, R.Rosero, P.Rossiter, D.Santone, A.B.M.R.Sazzad, R.W.Schnee, P.R.Scovell, S.Shaw, T.A.Shutt, J.J.Silk, C.Silva, R.Smith, M.Solmaz, V.N.Solovov, P.Sorensen, J.Soria, I.Stancu, A.Stevens, K.Stifter, B.Suerfu, T.J.Sumner, N.Swanson, M.Szydagis, W.C.Taylor, R.Taylor, D.J.Temples, P.A.Terman, D.R.Tiedt, M.Timalsina, W.H.To, D.R.Tovey, M.Tripathi, D.R.Tronstad, W.Turner, U.Utku, A.Vaitkus, B.Wang, J.J.Wang, W.Wang, J.R.Watson, R.C.Webb, R.G.White, T.J.Whitis, M.Williams, F.L.H.Wolfs, D.Woodward, C.J.Wright, X.Xiang, J.Xu, M.Yeh, P.Zarzhitsky

Projected sensitivity of the LUX-ZEPLIN experiment to the two-neutrino and neutrinoless double β decays of 134Xe

RADIOACTIVITY 134Xe(2β-); measured recoiling nuclei and electrons, decay energy spectra using LUX-ZEPLIN (LZ) detector of liquid xenon (LXe), with scintillation and electro-luminescence light detected using 494 photomultipliers at Sanford Underground Research Facility (SURF) in South Dakota; deduced lower limits of T1/2 values for 2νββ and 0νββ decay modes.

doi: 10.1103/PhysRevC.104.065501
Citations: PlumX Metrics


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2684.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2629. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2660.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2592. Data from this article have been entered in the XUNDL database. For more information, click here.


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2696.


2021RI04      Phys.Rev. C 103, 015807 (2021)

J.E.Riley, A.M.Laird, N.de Sereville, A.Parikh, S.P.Fox, F.Hammache, I.Stefan, P.Adsley, M.Assie, B.Bastin, F.Boulay, A.Coc, S.Franchoo, R.Garg, S.A.Gillespie, V.Guimaraes, C.Hamadache, N.Hubbard, J.Kiener, A.Lefebvre-Schuhl, F.de Oliveira Santos, A.Remadi, L.Perrot, D.Suzuki, G.Verde, V.Tatischeff, M.Williams

Sub-threshold states in 19Ne relevant to 18F(p, α)15O

NUCLEAR REACTIONS 19F(3He, t)19Ne, E=25 MeV; measured E(t), I(t) using Enge Split-pole magnetic spectrometer, α and protons from the decay of resonant states in 19Ne, tα-coin, tp-coin, tα(θ), tp(θ) using an array of six double-sided silicon strip detectors (DSSSDs) for α and protons at the ALTO tandem accelerator facility in Orsay. 19Ne; deduced levels, resonances, J, π, Γα/Γ branching ratios. 18F(p, α)15O, E(cm)<1.6 MeV; deduced astrophysical S-factor by R-matrix analysis, proton asymptotic normalization coefficient (ANC) for 1/2+ state. Comparison with predictions of generator coordinate method (GCM).

doi: 10.1103/PhysRevC.103.015807
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2630. Data from this article have been entered in the XUNDL database. For more information, click here.


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

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

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

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

doi: 10.1016/j.physletb.2020.135575
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2580.


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2572.


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2582. Data from this article have been entered in the XUNDL database. For more information, click here.


2020WI11      Phys.Rev. C 102, 064302 (2020)

J.Williams, G.C.Ball, A.Chester, P.Choudhary, T.Domingo, A.B.Garnsworthy, G.Hackman, J.Henderson, R.Henderson, R.Krucken, R.S.Lubna, J.Measures, O.Paetkau, J.Park, J.Smallcombe, P.C.Srivastava, K.Starosta, C.E.Svensson, K.Whitmore, M.Williams

High-spin structure of the sd shell nuclei 25Na and 22Ne

NUCLEAR REACTIONS 12C(18O, pα)25Na, (18O, 2α)22Ne, E=48 MeV; measured Eγ, Iγ, charged particles, γγ- and (particle)γ-coin, γ(θ), level half-lives by DSAM using TIGRESS array of 13 Compton suppressed HPGe clovers and a 38-element array of CsI(Tl) scintillators at the TRIUMF-ISAC facility. 22Ne, 25Na; deduced levels, J, π, multipolarities, B(E1), B(E2). Comparison with shell model calculations using the USDB, SDPF-MU, YSOX and FSU interactions, and with previous experimental results. Calculated proton and neutron occupancies for selected one-particle-one-hole states in 25Na, using the FSU interaction.

doi: 10.1103/PhysRevC.102.064302
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2019MA29      Phys.Rev. C 99, 044320 (2019)

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

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

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

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

doi: 10.1103/PhysRevC.99.044320
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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
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2019RU02      Phys.Rev. C 99, 051301 (2019)

P.Ruotsalainen, J.Henderson, G.Hackman, G.H.Sargsyan, K.D.Launey, A.Saxena, P.C.Srivastava, S.R.Stroberg, T.Grahn, J.Pakarinen, G.C.Ball, R.Julin, P.T.Greenlees, J.Smallcombe, C.Andreoiu, N.Bernier, M.Bowry, M.Buckner, R.Caballero-Folch, A.Chester, S.Cruz, L.J.Evitts, R.Frederick, A.B.Garnsworthy, M.Holl, A.Kurkjian, D.Kisliuk, K.G.Leach, E.McGee, J.Measures, D.Mucher, J.Park, F.Sarazin, J.K.Smith, D.Southall, K.Starosta, C.E.Svensson, K.Whitmore, M.Williams, C.Y.Wu

Isospin symmetry in B(E2) values: Coulomb excitation study of 21Mg

NUCLEAR REACTIONS 196Pt(21Mg, 21Mg'), E=95 MeV; 110Pd(21Mg, 21Mg'), E=67 MeV; measured Eγ, Iγ, (particle)γ-coin, Coulomb excitation yields, half-life of the 1/2+ state in 21Mg using BAMBINO array for particle detection, and TIGRESS array for γ rays from Coulomb excited 21Mg states at TRIUMF-ISAC-II facility. 21Mg; deduced levels, J, π, Coulomb-excitation yields, E2 matrix elements, B(E2). GOSIA least-squares fit analysis. Systematics of 5/2+ to 1/2+ B(E2) values in T=-3/2 and +3/2 mirror nuclei: 21Mg, 21Fl; 25Si, 25Na; 29S, 29Al; 33Ar, 33P; 37Ca, 37Cl. Comparison with shell-model calculations with isospin conserving and breaking USD interactions, and using modern ab initio approach.

doi: 10.1103/PhysRevC.99.051301
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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
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2019WI07      Phys.Rev. C 100, 014322 (2019)

J.Williams, G.C.Ball, A.Chester, T.Domingo, A.B.Garnsworthy, G.Hackman, J.Henderson, R.Henderson, R.Krucken, A.Kumar, K.D.Launey, J.Measures, O.Paetkau, J.Park, G.H.Sargsyan, J.Smallcombe, P.C.Srivastava, K.Starosta, C.E.Svensson, K.Whitmore, M.Williams

Structure of 28Mg and influence of the neutron pf shell

NUCLEAR REACTIONS 12C(18O, 2p), E=48 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), Ep, Ip, level half-lives by DSAM using the TIGRESS array and CsI(Tl) scintillator array for charged particle detection at ISACII-TRIUMF. 28Mg; deduced levels, intruder orbitals, J, π, B(E2). Systematics of yrast states in 24,26,28,30Mg, 30Si, 32S. Comparison with ab initio symmetry adapted no-core shell model (SA-NCSM) calculations using the SDPF-MU interaction, and with evaluated data in the ENSDF database.

NUCLEAR STRUCTURE 28Mg; calculated levels, intruder orbitals, J, π, neutron occupancies in the pf shell, B(M1), B(M2), proton and neutron effective single-particle energies. Ab initio symmetry adapted no-core shell model (SA-NCSM) calculations using the SDPF-MU, USDB(sd) and SDPF(U) interactions. Comparison with experimental data.

doi: 10.1103/PhysRevC.100.014322
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2018CH01      Nucl.Instrum.Methods Phys.Res. A882, 69 (2018)

A.Chester, G.C.Ball, N.Bernier, D.S.Cross, T.Domingo, T.E.Drake, L.J.Evitts, F.H.Garcia, A.B.Garnsworthy, G.Hackman, S.Hallam, J.Henderson, R.Henderson, R.Krucken, E.MacConnachie, M.Moukaddam, E.Padilla-Rodal, O.Paetkau, J.L.Pore, U.Rizwan, P.Ruotsalainen, J.Shoults, J.Smallcombe, J.K.Smith, K.Starosta, C.E.Svensson, K.Van Wieren, J.Williams, M.Williams

Recoil distance method lifetime measurements at TRIUMF-ISAC using the TIGRESS Integrated Plunger

NUCLEAR REACTIONS 27Al(84Kr, 84Kr'), E=250 MeV; measured reaction products, Eγ, Iγ. 84Kr; deduced first excited state T1/2 and uncertainty. Comparison with available data.

doi: 10.1016/j.nima.2017.11.029
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2018MO34      Nucl.Instrum.Methods Phys.Res. A905, 180 (2018)

M.Moukaddam, J.Smallcombe, L.J.Evitts, A.B.Garnsworthy, C.Andreoiu, G.C.Ball, J.Berean-Dutcher, D.Bishop, C.Bolton, R.Caballero-Folch, M.Constable, D.S.Cross, T.E.Drake, R.Dunlop, P.E.Garrett, S.Georges, G.Hackman, S.Hallam, J.Henderson, R.Henderson, R.Krucken, L.Kurchaninov, A.Kurkjian, B.Olaizola, E.O'Sullivan, P.Lu, J.Park, E.E.Peters, J.L.Pore, E.T.Rand, P.Ruotsalainen, J.K.Smith, D.Southall, M.Spencer, C.E.Svensson, M.Wiens, M.Williams, S.W.Yates, T.Zidar

In-beam internal conversion electron spectroscopy with the SPICE detector

NUCLEAR REACTIONS 110Pd(α, X)109Pd/110Pd/111Ag, E=36 MeV; measured reaction products, Eγ, Iγ, Eβ, Iβ; deduced internal conversion electrons spectra and coefficients, energy levels, J, π. Comparison with BrICC calculations. The SPectrometer for Internal Conversion Electrons (SPICE), TIGRESS γ-ray spectrometer, TRIUMF-ISAC-II superconducting linear accelerator.

doi: 10.1016/j.nima.2018.07.064
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2017GI09      Phys.Rev. C 96, 025801 (2017)

S.A.Gillespie, A.Parikh, C.J.Barton, T.Faestermann, J.Jose, R.Hertenberger, H.-F.Wirth, N.de Sereville, J.E.Riley, M.Williams

First measurement of the 34S(P, γ)35Cl reaction rate through indirect methods for presolar nova grains

NUCLEAR REACTIONS 34S(3He, d), E=20 MeV; measured deuteron spectra, σ(θ) using Q3D magnetic spectrograph at Maier-Leibnitz-Laboratorium in Garching. 35Cl; deduced levels, L-transfers, spectroscopic factors, proton resonances, J, π, resonance strengths. DWBA analysis of σ(θ) data. Comparison with previous experimental data for 35Cl levels. 34S(p, γ), T=0.1-0.45 GK; deduced astrophysical reaction rates and compared with statistical model calculations. Discussed 34S/32S ratio to distinguish presolar grains from oxygen-neon nova and type II supernova origin.

doi: 10.1103/PhysRevC.96.025801
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2017WI14      Phys.Rev.Lett. 119, 242701 (2017)

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

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

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

doi: 10.1103/PhysRevLett.119.242701
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2015AR02      Nucl.Data Sheets 123, 51 (2015)

G.Arbanas, M.L.Williams, L.C.Leal, M.E.Dunn, B.A.Khuwaileh, C.Wang, H.Abdel-Khalik

Advancing Inverse Sensitivity/Uncertainty Methods for Nuclear Fuel Cycle Applications

doi: 10.1016/j.nds.2014.12.009
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2015WI01      Nucl.Data Sheets 123, 92 (2015)

M.L.Williams, D.Wiarda, G.Ilas, W.J.Marshall, B.T.Rearden

Covariance Applications in Criticality Safety, Light Water Reactor Analysis, and Spent Fuel Characterization

doi: 10.1016/j.nds.2014.12.016
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2014AR06      Nucl.Data Sheets 118, 374 (2014)

G.Arbanas, M.E.Dunn, M.L.Williams

Inverse Sensitivity/Uncertainty Methods Development for Nuclear Fuel Cycle Applications

doi: 10.1016/j.nds.2014.04.084
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2014WI02      Nucl.Data Sheets 118, 341 (2014)

M.L.Williams, G.Ilas, W.J.Marshall, B.T.Rearden

Applications of Nuclear Data Covariances to Criticality Safety and Spent Fuel Characterization

doi: 10.1016/j.nds.2014.04.075
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2012WI09      Ann.Nucl.Energy 47, 124 (2012)

M.M.R.Williams

Uncertainty quantification in resonance absorption

NUCLEAR REACTIONS 232Th(n, X), E=low; analyzed previous results. 233Th; deduced resonance, Γn, Γγ uncertainties.

doi: 10.1016/j.anucene.2012.03.020
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2009WI12      Phys.Rev. C 80, 045213 (2009)

M.Williams, for the CLAS Collaboration

Differential cross sections for the reactions γp → pη and γp → pη'

doi: 10.1103/PhysRevC.80.045213
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2009WI19      Phys.Rev. C 80, 065208 (2009)

M.Williams, for the CLAS Collaboration

Differential cross sections and spin density matrix elements for the reaction γp → pω

doi: 10.1103/PhysRevC.80.065208
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2009WI20      Phys.Rev. C 80, 065209 (2009)

M.Williams, for the CLAS Collaboration

Partial wave analysis of the reaction γp → pω and the search for nucleon resonances

doi: 10.1103/PhysRevC.80.065209
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2008LI51      Nucl.Data Sheets 109, 2828 (2008)

R.C.Little, T.Kawano, G.D.Hale, M.T.Pigni, M.Herman, P.Oblozinsky, M.L.Williams, M.E.Dunn, G.Arbanas, D.Wiarda, R.D.McKnight, J.N.McKamy, J.R.Felty

Low-fidelity Covariance Project

doi: 10.1016/j.nds.2008.11.018
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2008WI13      Nucl.Data Sheets 109, 2796 (2008)

M.L.Williams, B.T.Rearden

SCALE-6 Sensitivity/Uncertainty Methods and Covariance Data

doi: 10.1016/j.nds.2008.11.012
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2006AK03      Eur.Phys.J. C 45, 669 (2006); Erratum Eur.Phys.J. C 45, 819 (2006)

A.Akindinov, A.Alici, P.Antonioli, S.Arcelli, M.Basile, G.Cara Romeo, M.Chumakov, L.Cifarelli, F.Cindolo, A.De Caro, D.De Gruttola, S.De Pasquale, A.Di Bartolomeo, M.F.Girard, Yu.Grishuk, C.Guarnaccia, M.Guida, D.Hatzifotiadou, D.W.Kim, J.S.Kim, S.Kiselev, G.Laurenti, K.Lee, S.C.Lee, Ye.Lyublev, M.L.Luvisetto, D.Mal'kevich, A.Margotti, A.Martemianov, K.Mikhin, R.Nania, F.Noferini, A.Pesci, M.Ryabinin, E.Scapparone, G.Scioli, A.Selivanov, S.Sellitto, R.Silvestri, A.Smirnitsky, Y.Sun, G.Valenti, I.Vetlitsky, K.Voloshin, L.Vorobiev, M.C.S.Williams, D.Yakorev, B.Zagreev, C.Zampolli, A.Zichichi

Study of QGP signatures with the φ → K+K- signal in Pb-Pb ALICE events

NUCLEAR REACTIONS Pb(Pb, X), E(cm)=5.5 TeV/nucleon; calculated kaon-pair invariant mass spectra, quark-gluon plasma effects.

doi: 10.1140/epjc/s2005-02446-y
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2002WI03      Nucl.Phys. A698, 464c (2002)

M.C.S.Williams, for the ALICE Collaboration

The Time-of-Flight Detector for the ALICE Experiment

doi: 10.1016/S0375-9474(01)01405-1
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1999WI18      Nucl.Phys. A661, 707c (1999)

M.C.S.Williams, for the ALICE Collaboration

A Large Time of Flight Array for the ALICE Experiment Based on the Multigap Resistive Plate Chamber

doi: 10.1016/S0375-9474(99)85123-9
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1979WI01      Nucl.Phys. A313, 477 (1979)

M.E.Williams-Norton, F.Petrovich, K.W.Kemper, R.J.Puigh, D.Stanley, A.F.Zeller

Charge Exchange Study with the 40Ca(7Li, 7Be)40K Reaction

NUCLEAR REACTIONS 40Ca(7Li, 7Be), E=35 MeV; measured σ(θ). Compared data with microscopic distorted-wave analysis.

doi: 10.1016/0375-9474(79)90514-1
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1978AB05      Nucl.Phys. A303, 121 (1978)

R.Abegg, J.D.Hutton, M.E.Williams-Norton

Study of the Reaction 48Ca(d, p)49Ca with Vector Polarized Deuterons

NUCLEAR REACTIONS 48Ca(polarized d, d), E=11.9 MeV; measured vector analyzing power iT11(θ), σ(θ); deduced optical model parameters. 48Ca(polarized d, p), E=11.9 MeV; measured iT11(Ep, θ), σ(Ep, θ). 49Ca levels deduced J, π, S. Enriched target.

doi: 10.1016/0375-9474(78)90046-5
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1977WI01      Nucl.Phys. A275, 509 (1977)

M.E.Williams-Norton, F.Petrovich, K.W.Kemper, G.M.Hudson, R.J.Puigh, A.F.Zeller

The 28Si(7Li, 7Be)28Al Reaction at 36 MeV

NUCLEAR REACTIONS 28Si(7Li, 7Be), E=36 MeV; measured σ(θ); compared data with microscopic distorted wave analysis.

doi: 10.1016/0375-9474(77)90466-3
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1977WI12      Nucl.Phys. A291, 429 (1977)

M.E.Williams-Norton, R.Abegg

Study of Low-Lying Levels in 47Ca with the 48Ca(d, t)47Ca Reaction

NUCLEAR REACTIONS 48Ca(polarized d, d)E=13.5 MeV; measured vector analyzing power iT11(θ), σ(θ); deduced optical model parameters. 48Ca(polarized d, t), E=13.5 MeV; measured iT11(Et, θ), σ(Et, θ). 47Ca levels deduced J, π, S. Enriched target.

doi: 10.1016/0375-9474(77)90330-X
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1976NO01      Phys.Rev. C13, 1211 (1976)

G.A.Norton, K.W.Kemper, G.E.Moore, R.J.Puigh, M.E.Williams-Norton

States in 15N Populated by the 11B(6Li, d) and 11B(7Li, t) Reactions

NUCLEAR REACTIONS 11B(6Li, d), (7Li, t), E=34 MeV; measured σ(θ). 15N deduced levels.

doi: 10.1103/PhysRevC.13.1211
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1976ZE01      Phys.Rev. C13, 661 (1976)

A.F.Zeller, H.S.Plendl, R.H.Davis, M.E.Williams, C.I.Delaune, R.Holub

30Si + 14N Radiative Capture

NUCLEAR REACTIONS 30Si(14N, γ), (14N, nγ), E=40-62 MeV; measured activation yields for 43,44mSc.

doi: 10.1103/PhysRevC.13.661
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1976ZE04      Phys.Rev. C14, 2162 (1976)

A.F.Zeller, M.E.Williams-Norton, R.J.Puigh, G.E.Moore, K.W.Kemper, G.M.Hudson

12C + 14N Reaction at E(lab) = 53 MeV

NUCLEAR REACTIONS 12C(14N, 6Li), (14N, 9Be), (14N, 10B), (14N, 12C), E=52.4-53.6 MeV; measured σ(E, θ); deduced reaction mechanism. Hauser Feshbach analysis. Natural targets.

doi: 10.1103/PhysRevC.14.2162
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1975BA09      Phys.Rev. C11, 1051 (1975)

F.T.Baker, T.H.Kruse, W.Hartwig, M.E.Williams, W.Savin

Coulomb-Nuclear Interference for the 58Ni(14N, 14N') Reaction

NUCLEAR REACTIONS 58Ni(14N, 14N), E=30-48 MeV; measured σ(E), first 2+ state at θ(lab)=59°. 58Ni(14N, 14N), E=41 MeV; measured σ(θ). Enriched target.

doi: 10.1103/PhysRevC.11.1051
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1975HU10      Phys.Rev. C12, 474 (1975)

G.M.Hudson, K.W.Kemper, G.E.Moore, M.E.Williams

Structure of 7Be and 63Cu Determined from the 63Cu(6Li, 7Be)62Ni Reaction

NUCLEAR REACTIONS 63Cu(6Li, 7Be), E=34 MeV; measured σ(E(7Be), θ). 62Ni(7Li, 7Li), 63Cu(7Li, 7Li); re-analyzed data. 7Be, 62Ni levels deduced S.

doi: 10.1103/PhysRevC.12.474
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1975WI02      Phys.Rev. C11, 906 (1975)

M.E.Williams, R.H.Davis, C.I.Delaune, G.M.Hudson, K.W.Kemper, A.F.Zeller

Elastic Scattering of 14N by 40Ca, 56Fe, 62Ni, 70,74Ge, 90Zr, and 118Sn

NUCLEAR REACTIONS 40Ca, 56Fe, 62Ni, 70,74Ge, 90Zr, 118Sn(14N, 14N), E=24-54 MeV; measured σ(E, θ); deduced interaction barrier heights, optical model parameters. Enriched targets, resolution 300-500 keV;θ=20-170°, Δθ=10°.

doi: 10.1103/PhysRevC.11.906
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1975WI30      Phys.Rev. C12, 1899 (1975)

M.E.Williams-Norton, G.M.Hudson, K.W.Kemper, G.E.Moore, G.A.Norton, R.J.Puigh, A.F.Zeller

Low-Lying States in 20Ne Populated by the 19F(7Li, 6He)20Ne Reaction at 34 MeV

NUCLEAR REACTIONS 19F(6Li, 6Li), (7Li, 7Li), E=20, 34 MeV; measured σ(θ); deduced optical model parameters. 19F(7Li, 6He), E=34 MeV; measured σ(E(6He), θ). 20Ne levels deduced S. DWBA analysis.

doi: 10.1103/PhysRevC.12.1899
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1974BA78      Nucl.Phys. A235, 428 (1974)

F.T.Baker, T.H.Kruse, M.E.Williams, W.Savin

Coulomb-Nuclear Interference for Inelastic Deuteron Scattering

NUCLEAR REACTIONS 54,56Fe, 60Ni, 114Cd, 152Sm, 192Os(d, d'), E=3-16 MeV; measured σ(E, Ed'). 54,56Fe, 60Ni, 114Cd, 152Sm, 192Os levels deduced deformation lengths βL R. Enriched targets.

doi: 10.1016/0375-9474(74)90203-6
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1974MA18      Nucl.Phys. A223, 221 (1974)

J.L.Matthews, T.Kruse, M.E.Williams, R.O.Owens, W.Savin

Radiative Capture of Protons by Deuterons at E = 16 MeV

NUCLEAR REACTIONS 2H(p, γ), E=16 MeV; measured σ(θ).

doi: 10.1016/0375-9474(74)90411-4
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1973BA28      Part.Nucl. 5, 29 (1973)

F.T.Baker, T.H.Kruse, J.L.Matthews, M.E.Williams

90Zr(d, d') Reaction at E = 15 MeV

NUCLEAR REACTIONS 90Zr(d, d'), E=15 MeV; measured σ(θ). Deduced β(L), L.


1973BA39      Phys.Rev.Lett. 31, 721 (1973)

F.T.Baker, T.H.Kruse, M.E.Williams, W.Savin

Observation of Nuclear Structure Dependence of the Phase of the (d, d') Form Factor

NUCLEAR REACTIONS 54,56Fe, 60Ni, 114Cd, 138Ba, 144,150,152Sm, 192Os(d, d'); measured σ(E). 138Ba, 144,150Sm deduced levels, J, π, deformation parameters.

doi: 10.1103/PhysRevLett.31.721
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1973WI16      Nucl.Phys. A213, 317 (1973)

M.E.Williams, T.H.Kruse, P.Goode, F.T.Baker, J.L.Matthews, W.Savin

Neutron Correlations in the 41K Ground State and T = 1 2p-2h States in 40K

NUCLEAR REACTIONS 41K(p, d), (d, t), E=15 MeV; measured σ(θ). 40K levels deduced L, S.

doi: 10.1016/0375-9474(73)90153-X
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1972BA61      Phys.Lett. 40B, 355 (1972)

F.T.Baker, T.H.Kruse, M.E.Williams, J.L.Matthews, W.Savin

The Phase and Shape of the Form Factor for Inelastic 3He Scattering

NUCLEAR REACTIONS 114Cd(3He, 3He), (3He, 3He'), E=10-17 MeV; measured σ(E;θ); deduced nuclear/Coulomb excitation interference, form factor.

doi: 10.1016/0370-2693(72)90818-0
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1972FE06      Nucl.Phys. A187, 123 (1972)

J.A.Fenton, T.H.Kruse, N.Williams, M.E.Williams, R.N.Boyd, W.Savin

Two-Hole Strengths in 38K from the 39K(3He, α)38K Reaction

NUCLEAR REACTIONS 39K(3He, α)38K, E=21.09 MeV; measured σ(θ(α)), Q. 38K deduced levels, J, π, L(n), T, S. Natural target.

doi: 10.1016/0375-9474(72)90078-4
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1971BO10      Nucl.Phys. A162, 497 (1971)

R.N.Boyd, J.Fenton, M.Williams, T.Kruse, W.Savin

Nuclear Matter Radii in the Tin Isotopes

NUCLEAR REACTIONS 116,118,120,124Sn(p, p), E=16.00 MeV; measured P(θ); deduced optical model parameters. 116,118,120,124Sn deduced nuclear matter radii.

doi: 10.1016/0375-9474(71)90250-8
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1971KR10      Nucl.Phys. A169, 177 (1971)

T.Kruse, W.Makofske, H.Ogata, W.Savin, M.Slagowitz, M.Williams, P.Stoler

Elastic and Inelastic Proton Scattering from Heavy Collective Nuclei

NUCLEAR REACTIONS 148,150,152,154Sm, 165Ho, 172,174,176Yb, 182,184,186W, 188,190,192Os, 194,198Pt(p, p), (p, p'), Ep=16 MeV; measured σ(θ); deduced optical model parameters. 148,150,152,154Sm, 165Ho, 172,174,174,176Yb, 182,184,186W, 188,190,192Os, 194,198Pt deduced β2 . Enriched target.

doi: 10.1016/0375-9474(71)90570-7
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Note: The following list of authors and aliases matches the search parameter M.Williams: , M.C.WILLIAMS, M.E.WILLIAMS, M.L.WILLIAMS, M.M.WILLIAMS, M.E.WILLIAMS-NORTON