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NSR database version of April 26, 2024.

Search: Author = J.D.Johnson

Found 5 matches.

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2023JO10      Sci. Rep. 13, 1347 (2023)

J.D.Johnson, M.Heines, F.Bruchertseifer, E.Chevallay, T.E.Cocolios, K.Dockx, C.Duchemin, S.Heinitz, R.Heinke, S.Hurier, L.Lambert, B.Leenders, H.Skliarova, T.Stora, W.Wojtaczka

Resonant laser ionization and mass separation of ²²⁵Ac

ATOMIC MASSES ²²⁵Ac; measured frequencies using off-line resonant ionization mass spectrometry (RIMS); deduced activities, operational collection and ionization efficiencies, masses. The Joint Research Centre Karlsruhe (JRC) ²²⁹Th generator.

doi: 10.1038/s41598-023-28299-4
Citations: PlumX Metrics

2021HA32      Phys.Rev. C 104, 024326 (2021)

R.D.Harding, A.N.Andreyev, A.E.Barzakh, J.G.Cubiss, P.Van Duppen, M.Al Monthery, N.A.Althubiti, B.Andel, S.Antalic, T.E.Cocolios, T.Day Goodacre, K.Dockx, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, D.A.Fink, L.P.Gaffney, L.Ghys, J.D.Johnson, D.T.Joss, M.Huyse, N.Imai, K.M.Lynch, B.A.Marsh, Y.Martinez Palenzuela, P.L.Molkanov, G.G.O'Neill, R.D.Page, R.E.Rossel, S.Rothe, M.D.Seliverstov, S.Sels, C.Van Beveren, E.Verstraelen

Laser-assisted nuclear decay spectroscopy of ^{176, 177, 179}Au

RADIOACTIVITY ¹⁷⁹Au(α), (EC), (β⁺); ^{177,177m,176,176m}Au, ^176,177,179Pt, ^{173,173m,172,172m}Ir(α)[^179,177,176Au laser ionized and mass-separated beams from U(p, X), E=1.4 GeV, followed by separation of products using Resonance Ionization Laser Ion Source (RILIS) and General Purpose Separator (GPS) at the Windmill decay station of ISOLDE-CERN facility]; measured Eα, Iα, K-x rays, Eγ, Iγ, αγ-coin. ¹⁷⁹Pt, ^175,173,172Ir, ¹⁷⁵Os, ^169,168Re; deduced levels, J, π, α-hindrance factors, reduced α-widths, conversion coefficients, multipolarities. ^176,176mAu; deduced α-decay branching ratios for the low-spin and high-spin states. ¹⁷⁹Au; measured half-life of the decay of the ground state. Systematics of α-reduced widths for ^{171,173,175,176,177,179}Au α decays.

NUCLEAR MOMENTS ^176,176mAu; measured in-source laser spectroscopy of hyperfine structure; deduced nuclear magnetic moments, spins and configurations for the high- and low-spin states.

doi: 10.1103/PhysRevC.104.024326
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Data from this article have been entered in the XUNDL database. For more information, click here.

1994JO15      Nucl.Instrum.Methods Phys.Res. A353, 486 (1994)

J.D.Johnson, K.S.Allander, J.A.Bounds, S.E.Garner, J.P.Johnson, D.W.MacArthur, L.L.Sprouse, S.G.Walters

Long-Range Alpha Detector Sample Monitoring

doi: 10.1016/0168-9002(94)91705-1
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1993JO03      Phys.Rev. C47, 2571 (1993)

J.D.Johnson, G.R.Burleson, C.Edwards, M.El'Ghossain, M.A.Espy, R.Garnett, A.Hussein, K.Johnson, C.F.Moore, C.L.Morris, J.M.O'Donnell, M.Palarczyk, M.Rawool-Sullivan, H.Ward, D.Watson, C.Whitley, A.L.Williams

Search for an (Eta) Bound State in Pion Double Charge Exchange on ¹⁸O

NUCLEAR REACTIONS ¹⁸O(π⁺, π^-), E=350-440 MeV; measured missing mass spectra, σ(θ) vs E; deduced no structure near eta production threshold.

doi: 10.1103/PhysRevC.47.2571
Citations: PlumX Metrics

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

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

np Elastic Spin Transfer Measurements at 788 MeV

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

doi: 10.1103/PhysRevC.44.2267
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13595.