NSR Query Results


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NSR database version of May 24, 2024.

Search: Author = S.Johnson

Found 11 matches.

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2024SA23      Nuovo Cim. C 47, 57 (2024)

D.Savran, J.Isaak, A.D.Ayangeakaa, M.Beuschlein, S.W.Finch, D.Gribble, A.Gupta, J.Hauf, X.K.James, R.V.F.Janssens, S.R.Johnson, P.Koseoglou, T.Kowalewski, B.Loher, O.Papst, N.Pietralla, A.Saracino, N.Sensharma, W.Tornow, V.Werner

From precision nuclear structure information to constraining statistical properties: Methodical developments in photonuclear reactions

NUCLEAR REACTIONS 12C, 88Sr(γ, γ'), E not given; measured reaction products, Eγ, Iγ; deduced the nuclear self absorption, the decay width of the 2+ state, nuclear level density. Comparison with available data. The the nuclear resonance fluorescence (NRF) and relative self-absorption (RSA) method in combination with bremsstrahlung photon beams. The High Intensity γ-ray Source (HIγS) at Duke University.

doi: 10.1393/ncc/i2024-24057-4
Citations: PlumX Metrics


2023JO08      Phys.Rev. C 108, 024315 (2023)

S.R.Johnson, R.V.F.Janssens, U.Friman-Gayer, B.A.Brown, B.P.Crider, S.W.Finch, Krishichayan, D.R.Little, S.Mukhopadhyay, E.E.Peters, A.P.D.Ramirez, J.A.Silano, A.P.Tonchev, W.Tornow, S.W.Yates

Testing shell-model interactions at high excitation energy and low spin: Nuclear resonance fluorescence in 74Ge

NUCLEAR REACTIONS 74Ge(polarized γ, γ'), E=3.1-5.44 MeV; measured Eγ, Iγ, γ(θ); deduced integrated exclusive scattering σ(E). 74Ge; deduced levels, J, π, branching ratios, transition intensities. Comparison to large-scale shell-model calculations with jj44b and JUN45 effective interactions. γ3-setup consisting of 6 HPGe detectors. Quasi-monoenergetic linearly polarized photon beams produced via Compton backscattering and provided by the High Intensity Gamma-Ray Source at TUNL.

doi: 10.1103/PhysRevC.108.024315
Citations: PlumX Metrics

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


2022SA39      Phys.Rev. C 106, 044324 (2022)

D.Savran, J.Isaak, R.Schwengner, R.Massarczyk, M.Scheck, W.Tornow, G.Battaglia, T.Beck, S.W.Finch, C.Fransen, U.Friman-Gayer, R.Gonzalez, E.Hoemann, R.V.F.Janssens, S.R.Johnson, M.D.Jones, J.Kleemann, Krishichayan, D.R.Little, D.O'Donnell, O.Papst, N.Pietralla, J.Sinclair, V.Werner, O.Wieland, J.Wilhelmy

Model-independent determination of the dipole response of 66Zn using quasimonoenergetic and linearly polarized photon beams

NUCLEAR REACTIONS 66Zn(polarized γ, γ'), E=5.6-9.9 MeV; measured Eγ, Iγ, γγ-coin; deduced elastic, inelastic and total photoabsorption σ(E), average ground-state branching ratio, ratio of M1 to E1 elastic σ(E). Comparison to other experimental results. γ3-detector setup consisting of HPGe and LaBr3:Ce detectors at HIγS facility of the TUNL at Duke University.

doi: 10.1103/PhysRevC.106.044324
Citations: PlumX Metrics


2021SC06      Phys.Rev. C 103, 024312 (2021)

R.Schwengner, R.Massarczyk, M.Scheck, W.Tornow, G.Battaglia, T.Beck, D.Bemmerer, N.Benouaret, R.Beyer, M.Butterling, F.Fiedler, S.W.Finch, C.Fransen, U.Friman-Gayer, A.Frotscher, R.Gonzalez, M.Grieger, A.Hartmann, T.Hensel, E.Hoemann, H.Hoffmann, R.V.F.Janssens, S.Johnson, M.D.Jones, A.R.Junghans, N.Kelly, J.Kleemann, Krishichayan, D.R.Little, F.Ludwig, S.E.Muller, D.O'Donnell, O.Papst, E.Pirovano, J.Sinclair, M.P.Takacs, S.Turkat, S.Urlass, A.Wagner, V.Werner, O.Wieland, J.Wilhelmy

Electric and magnetic dipole strength in 66Zn

NUCLEAR REACTIONS 66Zn(γ, γ'), (polarized γ, γ'), E=7.5, 13.4, MeV unpolarized bremsstrahlung from γELBE facility, and E=4.3, 4.4, 4.55, 4.7, 4.85, 5.0, 5.15, 5.3, 5.45, 5.6, 5.75, 5.9, 6.1, 6.3, 6.5, 6.7, 6.9, 7.1, 7.3, 7.5, 7.7, 7.9, 8.15, 8.4, 8.65, 8.9, 9.15, 9.4, 9.65, 9.9 MeV quasimonoenergetic and linearly polarized photon beams from HIγS facility; measured Eγ, Iγ, γγ(θ), γ(linear polarization) using four escape-suppressed HPGe detectors at γELBE and using two HPGe detectors at HIγS. 66Zn; deduced 128 J=1 levels up to 11.02 MeV excitation, pygmy dipole resonances (PDR), J, π, energy-integrated scattering σ, Γ02/Γ, photoabsorption σ, photon strength functions, B(M1). Comparison of measured photoabsorption cross sections with experimental values in 54Fe(γ, γ'), and with calculations using TALYS code as in the 2019 library, and from the three Lorentz functions (TLO). Comparison of B(M1) strengths with shell-model calculations using the jj44c Hamiltonian. Comparison of deduced photon strength functions with those from 64Ni(p, p'γ).

doi: 10.1103/PhysRevC.103.024312
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0269.


2020SI09      Eur.Phys.J. A 56, 105 (2020)

J.Sinclair, M.Scheck, S.W.Finch, Krishichayan, U.Friman-Gayer, W.Tornow, G.Battaglia, T.Beck, R.Chapman, M.M.R.Chishti, Ch.Fransen, R.Gonzales, E.Hoemann, J.Isaak, R.V.F.Janssens, D.A.Jaroszynski, S.Johnson, M.D.Jones, J.M.Keatings, N.Kelly, J.Kleemann, D.Little, B.Loher, K.R.Mashtakov, M.Muscher, D.O'Donnell, O.Papst, E.E.Peters, D.Savran, M.Schilling, R.Schwengner, P.Spagnoletti, M.Spieker, V.Werner, J.Wilhelmy, O.Wieland, S.W.Yates, A.Zilges

Firm spin and parity assignments for high-lying, low-spin levels in stable Si isotopes

doi: 10.1140/epja/s10050-020-00118-8
Citations: PlumX Metrics


2002JO03      Nucl.Phys. A698, 603c (2002)

S.C.Johnson, for the PHENIX Collaboration

First Measurements of Pion Correlations by the PHENIX Experiment

NUCLEAR REACTIONS 197Au(197Au, X), E(cm)=130 GeV/nucleon; analyzed pion pair correlations; deduced source features.

doi: 10.1016/S0375-9474(01)01438-5
Citations: PlumX Metrics


2001JO06      Eur.Phys.J. C 18, 645 (2001)

S.C.Johnson, B.V.Jacak, A.Drees

Rescattering of Vector Meson Daughters in High Energy Heavy Ion Collisions

NUCLEAR REACTIONS Pb(Pb, X), E=158 GeV/nucleon; calculated φ meson associated invariant mass spectra; deduced role of rescattering. Relativistic quantum molecular dynamics.

doi: 10.1007/s100520100569
Citations: PlumX Metrics


1997BA30      Phys.Rev.Lett. 78, 2916 (1997)

J.Barrette, R.Bellwied, S.Bennett, R.Bersch, P.Braun-Munzinger, W.C.Chang, W.E.Cleland, J.D.Cole, T.M.Cormier, G.David, J.Dee, O.Dietzsch, M.W.Drigert, S.Gilbert, J.R.Hall, T.K.Hemmick, N.Herrmann, B.Hong, C.L.Jiang, S.C.Johnson, Y.Kwon, R.Lacasse, A.Lukaszew, Q.Li, T.W.Ludlam, S.McCorkle, S.K.Mark, R.Matheus, D.Miskowiec, E.O'Brien, S.Panitkin, T.Piazza, M.Pollack, C.Pruneau, M.N.Rao, M.Rosati, N.C.daSilva, S.Sedykh, U.Sonnadara, J.Stachel, E.M.Takagui, M.Trzaska, S.Voloshin, T.Vongpaseuth, G.Wang, J.P.Wessels, C.L.Woody, N.Xu, Y.Zhang, C.Zou, and the E877 Collaboration

Two-Pion Correlations in Au + Au Collisions at 10.8 GeV/c per Nucleon

NUCLEAR REACTIONS 197Au(197Au, X), E at 10.8 GeV/c/nucleon; measured π+π±-, π-π--, π+π--correlation functions; deduced pions phase space density related features.

doi: 10.1103/PhysRevLett.78.2916
Citations: PlumX Metrics


1995FR24      J.Radioanal.Nucl.Chem. 194, 35 (1995)

S.M.Frank, D.J.Bunnell, K.P.Carney, S.G.Johnson

Hot Cell Based Time-of-Flight Mass Spectrometry

doi: 10.1007/BF02037610
Citations: PlumX Metrics


1980FI04      Phys.Rev. C21, 1190 (1980)

D.H.Fitzgerald, F.P.Brady, R.Garrett, S.W.Johnson, J.L.Romero, T.S.Subramanian, J.L.Ullmann, J.W.Watson

Neutron-Proton Scattering. II. Spin Correlations Parameter Ayy(θ) at 50 MeV

NUCLEAR REACTIONS 1H(polarized n, p), E=50 MeV; measured spin-correlation parameter vs θ; deduced phase shift, mixing parameters. polarized targets.

doi: 10.1103/PhysRevC.21.1190
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12773.


1977JO08      Phys.Rev.Lett. 38, 1123 (1977)

S.W.Johnson, F.P.Brady, N.S.P.King, M.W.McNaughton

Measurement of the n-p Spin-Correlation Parameter A(yy) at 50 MeV

NUCLEAR REACTIONS 1H(polarized n, n), E=50 MeV; measured recoil protons; deduced pn spin-correlation parameter.

doi: 10.1103/PhysRevLett.38.1123
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12772.


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Note: The following list of authors and aliases matches the search parameter S.Johnson: , S.C.JOHNSON, S.G.JOHNSON, S.R.JOHNSON, S.W.JOHNSON