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NSR database version of April 11, 2024.

Search: Author = S.L.Stephenson

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2020VO08      Phys.Rev. C 102, 014325 (2020)

D.Votaw, P.A.DeYoung, T.Baumann, A.Blake, J.Boone, J.Brown, D.Chrisman, J.E.Finck, N.Frank, J.Gombas, P.Gueye, J.Hinnefeld, H.Karrick, A.N.Kuchera, H.Liu, B.Luther, F.Ndayisabye, M.Neal, J.Owens-Fryar, J.Pereira, C.Persch, T.Phan, T.Redpath, W.F.Rogers, S.Stephenson, K.Stiefel, C.Sword, A.Wantz, M.Thoennessen

Low-lying level structure of the neutron-unbound N=7 isotones

NUCLEAR REACTIONS 9Be(11Be, 8He), (11Be, 9Li), E=44 MeV/nucleon; 9Be(12B, 8He), (12B, 9Li), E=45 MeV/nucleon, [secondary 11Be and 12B beams from 9Be(16O, X), E=120 MeV/nucleon, followed by separation of ions of interest using A1900 Fragment Separator at the Coupled Cyclotron Facility of NSCL-MSU]; measured E(n), I(n), charged-particles, (particle)n-coin using the MoNA-LISA detector array for neutron detection and cathode readout drift chambers (CRDCs) for charged particles; deduced decay energy spectra of 9He and 10Li and neutron-unbound states. 9He, 10Li; deduced levels, resonances, widths, J, π, l-values of neutrons from the resonances in 9He and 10Li. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.102.014325
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Data from this article have been entered in the XUNDL database. For more information, click here.


2017JO06      Phys.Rev. C 95, 044323 (2017), Erratum Phys.Rev. C 96, 059902 (2017)

M.D.Jones, T.Baumann, J.Brett, J.Bullaro, P.A.DeYoung, J.E.Finck, N.Frank, K.Hammerton, J.Hinnefeld, Z.Kohley, A.N.Kuchera, J.Pereira, A.Rabeh, J.K.Smith, A.Spyrou, S.L.Stephenson, K.Stiefel, M.Tuttle-Timm, R.G.T.Zegers, M.Thoennessen

Neutron-unbound excited states of 23N

NUCLEAR REACTIONS 2H(24O, p)23N, E=83.4 MeV/nucleon, [secondary 24O beam from 9Be(48Ca, X), E=140 MeV/nucleon primary reaction at NSCL-MSU accelerator facility]; measured reaction products and identified via ΔE vs. time-of-flight measurement, neutron spectra from the decay of 23N excited states using MONA and LISA arrays of plastic scintillators; analyzed two-body decay energy spectrum for 22N+1n. 23N; deduced levels above S(n), J, π, S(n), S(2n), configurations; calculated levels, J, π using shell-model and several interactions.

doi: 10.1103/PhysRevC.95.044323
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2017JO12      Phys.Rev. C 96, 054322 (2017)

M.D.Jones, K.Fossez, T.Baumann, P.A.DeYoung, J.E.Finck, N.Frank, A.N.Kuchera, N.Michel, W.Nazarewicz, J.Rotureau, J.K.Smith, S.L.Stephenson, K.Stiefel, M.Thoennessen, R.G.T.Zegers

Search for excited states in 25O

NUCLEAR REACTIONS 2H(24O, 25O), E=83.4 MeV/nucleon, [secondary 24O beam from 9Be(48Ca, X) primary reaction using A1900 fragment separator at NSCL-MSU facility]; measured 24O particles by a position and energy sensitive charged particle detector and separated based on energy loss and time-of-flight, and neutrons from 25O decay by the MoNA-LISA detector array. 25O; deduced two-body (24O+n) decay energy spectrum by invariant-mass spectroscopy technique, neutron-unbound ground state, L-transfer, asymptotic normalization coefficients, cross section and width of a possible 1/2+ resonance above the ground state. Comparisons with previous experimental results, and with theoretical calculations using complex-energy Gamow Shell Model (GSM) and Density Matrix Renormalization Group (DMRG) method with a finite-range two-body interaction.

NUCLEAR STRUCTURE 23,24,25,26,27,28O; calculated levels, J, π using complex-energy Gamow Shell Model (GSM) and Density Matrix Renormalization Group (DMRG) method with a finite-range two-body interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.96.054322
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2016SM03      Nucl.Phys. A955, 27 (2016)

J.K.Smith, T.Baumann, D.Bazin, J.Brown, P.A.DeYoung, N.Frank, M.D.Jones, Z.Kohley, B.Luther, B.Marks, A.Spyrou, S.L.Stephenson, M.Thoennessen, A.Volya

Neutron correlations in the decay of the first excited state of 11Li

NUCLEAR REACTIONS 9Be(13B, 11Li), E=71 MeV/nucleon; measured charged fragments using Sweeper high-field dipole magnet, En, In using MoNA-LISA array of plastic scintillators; deduced unnormalized three- and two-body 11Li-decay energy spectrum, 10Li resonances energy, width; calculated, simulated decay energy spectra, coincident energy spectra.

doi: 10.1016/j.nuclphysa.2016.05.023
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Data from this article have been entered in the XUNDL database. For more information, click here.


2015JO05      Phys.Rev. C 91, 044312 (2015)

M.D.Jones, Z.Kohley, T.Baumann, G.Christian, P.A.DeYoung, J.E.Finck, N.Frank, R.A.Haring-Kaye, A.N.Kuchera, B.Luther, S.Mosby, J.K.Smith, J.Snyder, A.Spyrou, S.L.Stephenson, M.Thoennessen

Further insights into the reaction 14Be(CH2, X)10He

NUCLEAR REACTIONS 2H(14Be, 10He), (14Be, 12He), E=59 MeV/nucleon, [14Be secondary beam from 9Be(18O, X), E=120 MeV/nucleon primary reaction using A1900 fragment separator]; measured particle spectra by ΔE-E detectors and neutron spectra by MONA array at NSCL-MSU facility; analyzed decay energy spectra and multiplicity distributions for 8He+n, 8He+2n 8He+4n, and 8He+2n with α removal. 10He; deduced resonance, no evidence for initial state effects based on the halo structure of the initial 14Be assuming a direct α-particle removal reaction. 12He; deduced no evidence for the existence of a low-lying (≤1 MeV) resonance in 12He.

doi: 10.1103/PhysRevC.91.044312
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2015JO14      Phys.Rev. C 92, 051306 (2015)

M.D.Jones, N.Frank, T.Baumann, J.Brett, J.Bullaro, P.A.DeYoung, J.E.Finck, K.Hammerton, J.Hinnefeld, Z.Kohley, A.N.Kuchera, J.Pereira, A.Rabeh, W.F.Rogers, J.K.Smith, A.Spyrou, S.L.Stephenson, K.Stiefel, M.Tuttle-Timm, R.G.T.Zegers, M.Thoennessen

Two-neutron sequential decay of 24O

NUCLEAR REACTIONS 2H(24O, 2n22O), E=83.4 MeV/nucleon, [24O secondary beam from 9Be(48Ca, X), E=140 MeV/nucleon primary reaction at NSCL-MSU]; measured charged-particle spectra using position- and energy-sensitive detectors, E(n) and I(n) using MONA-LISA array, three-body decay energy, angular correlations. 24O; deduced level, resonance, l-transfer, width, evidence for two-neutron sequential decay from resonant state. 23O; deduced intermediate level, J, π through one-neutron decay of 24O resonant state. Comparison with di-neutron and phase-space model calculations for the three-body breakup.

doi: 10.1103/PhysRevC.92.051306
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Data from this article have been entered in the XUNDL database. For more information, click here.


2015MA62      Phys.Rev. C 92, 054320 (2015)

B.R.Marks, P.A.DeYoung, J.K.Smith, T.Baumann, J.Brown, N.Frank, J.Hinnefeld, M.Hoffman, M.D.Jones, Z.Kohley, A.N.Kuchera, B.Luther, A.Spyrou, S.Stephenson, C.Sullivan, M.Thoennessen, N.Viscariello, S.J.Williams

Population of 13Be in a nucleon exchange reaction

NUCLEAR REACTIONS 9Be(13B, 13Be), E=71 MeV/nucleon, [secondary 13B beam from 9Be(18O, X), E=120 MeV/nucleon primary reaction]; measured E(n), I(n) from the decay of 13Be into 12B+n, decay energy spectrum reconstructed by invariant-mass method using A1900 fragment separator and MoNA-LISA array at NSCL-MSU. Nucleon (-1p, +1n) exchange reaction. 13Be; deduced levels, resonances, J, π, widths, relative populations. Comparison with previous experimental data.

doi: 10.1103/PhysRevC.92.054320
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2204. Data from this article have been entered in the XUNDL database. For more information, click here.


2015RO16      Phys.Rev. C 92, 034316 (2015)

W.F.Rogers, S.Garrett, A.Grovom, R.E.Anthony, A.Aulie, A.Barker, T.Baumann, J.J.Brett, J.Brown, G.Christian, P.A.DeYoung, J.E.Finck, N.Frank, A.Hamann, R.A.Haring-Kaye, J.Hinnefeld, A.R.Howe, N.T.Islam, M.D.Jones, A.N.Kuchera, J.Kwiatkowski, E.M.Lunderberg, B.Luther, D.A.Meyer, S.Mosby, A.Palmisano, R.Parkhurst, A.Peters, J.Smith, J.Snyder, A.Spyrou, S.L.Stephenson, M.Strongman, B.Sutherland, N.E.Taylor, M.Thoennessen

Unbound excited states of the N=16 closed shell nucleus 24O

NUCLEAR REACTIONS 9Be(26F, 24O), E=76 MeV/nucleon, [secondary 26F beam from 9Be(48Ca, X), E=140 MeV/nucleon primary reaction]; measured charged-particle spectra, E(n), I(n), (23O)n-coin using MONA-LISA array at NSCL-MSU. 24O; deduced decay energy spectrum, levels, J, π, difference between the first 2+ and 1+ states. Comparison with previous experimental results and theoretical calculations.

doi: 10.1103/PhysRevC.92.034316
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Data from this article have been entered in the XUNDL database. For more information, click here.


2015SM02      Nucl.Phys. A940, 235 (2015)

J.K.Smith, T.Baumann, J.Brown, P.A.DeYoung, N.Frank, J.Hinnefeld, Z.Kohley, B.Luther, B.Marks, A.Spyrou, S.L.Stephenson, M.Thoennessen, S.J.Williams

Selective population of unbound states in 10Li

NUCLEAR REACTIONS 9Be(12B, 2p), E=71 MeV/nucleon. 10Li measured halo nucleus decay to 9Li plus neutron; calculated one-state and three-state decay; deduced resonances.

doi: 10.1016/j.nuclphysa.2015.04.011
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Data from this article have been entered in the XUNDL database. For more information, click here.


2014SM03      Phys.Rev. C 90, 024309 (2014)

J.K.Smith, T.Baumann, D.Bazin, J.Brown, S.Casarotto, P.A.DeYoung, N.Frank, J.Hinnefeld, M.Hoffman, M.D.Jones, Z.Kohley, B.Luther, B.Marks, N.Smith, J.Snyder, A.Spyrou, S.L.Stephenson, M.Thoennessen, N.Viscariello, S.J.Williams

Low-lying neutron unbound states in 12Be

NUCLEAR REACTIONS 9Be(13B, 12Be), E=71 MeV/nucleon, [secondary 13B beam from 9Be(18O, X), E=120 MeV/nucleon primary reaction; measured particle and neutron spectra, (12Be)n-, (11Be)2n-coin using A1900 fragment separator and MoNA-LISA array for neutron and fragment detection at NSCL-MSU facility. 12Be; deduced decay energy, level energy, resonance, L-value, J, π, width, one-neutron decay, no evidence for the 2n-decay channel to 10Be. Comparison with previous experimental results, and with continuum shell model calculation.

doi: 10.1103/PhysRevC.90.024309
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Data from this article have been entered in the XUNDL database. For more information, click here.


2013SN02      Phys.Rev. C 88, 031303 (2013)

J.Snyder, T.Baumann, G.Christian, R.A.Haring-Kaye, P.A.DeYoung, Z.Kohley, B.Luther, M.Mosby, S.Mosby, A.Simon, J.K.Smith, A.Spyrou, S.Stephenson, M.Thoennessen

First observation of 15Be

NUCLEAR REACTIONS 2H(14Be, 15Be), E=59 MeV/nucleon, [secondary 14Be from 9Be(18O, X), E=120 MeV/nucleon primary reaction]; measured 14Be, and neutron spectra from decay of 15Be, TOF, production σ, (14Be)n-coin using MoNA array at NSCL-MSU facility. Decay energy spectrum of 15Be fitted with energy-dependent Breit-Wigner distribution. 15Be; deduced level, J, π, neutron-unbound resonance, width. Shell-model calculations.

doi: 10.1103/PhysRevC.88.031303
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2053. Data from this article have been entered in the XUNDL database. For more information, click here.


2012KO43      Phys.Rev.Lett. 109, 232501 (2012)

Z.Kohley, J.Snyder, T.Baumann, G.Christian, P.A.DeYoung, J.E.Finck, R.A.Haring-Kaye, M.Jones, E.Lunderberg, B.Luther, S.Mosby, A.Simon, J.K.Smith, A.Spyrou, S.L.Stephenson, M.Thoennessen

Unresolved Question of the 10He Ground State Resonance

NUCLEAR REACTIONS C, 2H(14Be, 2n2p)10He, E=59 MeV/nucleon; measured reaction products, En, In; deduced ground state resonance parameters. Comparison with available data, 18O secondary beams.

doi: 10.1103/PhysRevLett.109.232501
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Data from this article have been entered in the XUNDL database. For more information, click here.


2012ST15      Nucl.Phys. A895, 33 (2012)

S.L.Stephenson, B.E.Crawford, W.I.Furman, E.V.Lychagin, A.Yu.Muzichka, G.V.Nekhaev, E.I.Sharapov, V.N.Shvetsov, A.V.Strelkov, B.G.Levakov, A.E.Lyzhin, Yu.I.Chernukhin, C.R.Howell, G.E.Mitchell, W.Tornow, R.A.Showalter-Bucher

Experiment on direct nn scattering - The radiation-induced outgassing complication

NUCLEAR REACTIONS 1n(n, n), E=thermal[thermalized from YAGUAR pulsed reactor]; measured En, In using 3He thick and thin ionization detector and n4He ToF; analyzed feasibility to deduce σnn, neutron-neutron scattering length, neutron-neutron interaction, electron energy deposition in walls and radiation-induced desorption.

doi: 10.1016/j.nuclphysa.2012.09.005
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2007MU11      Nucl.Phys. A789, 30 (2007)

A.Yu.Muzichka, W.I.Furman, E.V.Lychagin, A.R.Krylov, G.V.Nekhaev, E.I.Sharapov, V.N.Shvetsov, A.V.Strelkov, B.G.Levakov, A.E.Lyzhin, Yu.I.Chernukhin, Ya.Z.Kandiev, C.R.Howell, G.E.Mitchell, B.E.Crawford, S.L.Stephenson, W.Tornow, and the DIANNA Collaboration

Background determination for the neutron-neutron scattering experiment at the reactor YAGUAR

doi: 10.1016/j.nuclphysa.2007.03.163
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2005CR08      Nucl.Instrum.Methods Phys.Res. B241, 190 (2005)

B.E.Crawford, W.I.Furman, C.R.Howell, E.V.Lychagin, B.G.Levakov, V.I.Litvin, A.E.Lyzhin, E.P.Magda, G.E.Mitchell, A.Yu.Muzichka, G.V.Nekhaev, E.I.Sharapov, V.N.Shvetsov, S.L.Stephenson, A.V.Strelkov, W.Tornow

Direct nn-scattering at the YAGUAR reactor

doi: 10.1016/j.nimb.2005.07.023
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2005MI17      J.Res.Natl.Inst.Stand.Technol. 110, 225 (2005)

G.E.Mitchell, W.I.Furman, E.V.Lychagin, A.Yu.Muzichka, G.V.Nekhaev, A.V.Strelkov, E.I.Sharapov, V.N.Shvetsov, Yu.I.Chernukhin, B.G.Levakov, V.I.Litvin, A.E.Lyzhin, E.P.Magda, B.E.Crawford, S.L.Stephenson, C.R.Howell, W.Tornow

Direct nn-Scattering Measurement With the Pulsed Reactor YAGUAR

doi: 10.6028/jres.110.029
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2005MI36      Braz.J.Phys. 35, 850 (2005)

G.E.Mitchell, W.I.Furman, E.V.Lychagin, A.Yu.Muzichka, G.V.Nekhaev, A.V.Strelkov, E.I.Sharapov, V.N.Shvetsov, B.G.Levakov, V.I.Litvin, A.E.Lyzhin, E.P.Magda, B.E.Crawford, S.L.Stephenson, C.R.Howell, W.Tornow

A Direct Measurement of the Neutron-Neutron Scattering Length

doi: 10.1590/S0103-97332005000500036
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2004CR02      J.Phys.(London) G30, 1269 (2004)

B.E.Crawford, S.L.Stephenson, C.R.Howell, G.E.Mitchell, W.Tornow, W.I.Furman, E.V.Lychagin, A.Yu.Muzichka, G.V.Nekhaev, A.V.Strelkov, E.I.Sharapov, V.N.Shvetsov

Calculations of neutron spectra after neutron-neutron scattering

NUCLEAR REACTIONS 1n, He, Ar(n, n'), E=reactor; calculated neutron spectra.

doi: 10.1088/0954-3899/30/9/024
Citations: PlumX Metrics


2002FU16      J.Phys.(London) G28, 2627 (2002)

W.I.Furman, E.V.Lychagin, A.Yu.Muzichka, G.V.Nekhaev, Yu.V.Safronov, A. V.Strelkov, E.I.Sharapov, V.N.Shvetsov, B.G.Levakov, V.I.Litvin, A.E.Lyzhin, E.P.Magda, C.R.Howell, G.E.Mitchell, W.Tornow, B.E.Crawford, S.L.Stephenson, C.D.Bowman

Direct measurement of the neutron-neutron scattering cross section at the reactor YAGUAR

NUCLEAR REACTIONS 63Cu, 197Au(n, γ), E=thermal; measured activation yields; deduced neutron flux density. Application to proposed neutron-neutron scattering experiment discussed.

doi: 10.1088/0954-3899/28/10/308
Citations: PlumX Metrics


2002SM02      Phys.Rev. C65, 024607 (2002)

D.A.Smith, J.D.Bowman, B.E.Crawford, C.A.Grossmann, T.Haseyama, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, A.M.Sukhovoj, V.W.Yuan

Neutron Resonance Spectroscopy of 104Pd, 105Pd, and 110Pd

NUCLEAR REACTIONS 104,105,110Pd(n, γ), (n, X), E=1-2100 MeV; measured transmission spectra, Eγ, Iγ. 106,108Pd(n, X), (n, γ), E not given; analyzed data. 104,105,106,108,110Pd deduced resonance parameters, level spacings, strength functions.

doi: 10.1103/PhysRevC.65.024607
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13784.


2002SM04      Phys.Rev. C65, 035503 (2002)

D.A.Smith, J.D.Bowman, B.E.Crawford, C.A.Grossmann, T.Haseyama, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, V.W.Yuan

Parity Violation in Neutron Resonances of Palladium

NUCLEAR REACTIONS Pd(polarized n, X), E=60-160 eV; measured transmission neutron spectra. 104,105,106,108Pd deduced resonance parameters, parity nonconservation asymmetries.

doi: 10.1103/PhysRevC.65.035503
Citations: PlumX Metrics


2001MA55      Phys.Rev. C64, 015501 (2001)

Y.Matsuda, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, T.Haseyama, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Masuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

Parity Violation in Neutron Resonances of Antimony and Iodine

NUCLEAR REACTIONS 121,123Sb, 127I(polarized n, n'), E ≈ 5-350 eV; measured transmission neutron spectra. 121,123Sb, 127I deduced resonance parameters, parity-nonconserving asymmetries, weak spreading widths.

doi: 10.1103/PhysRevC.64.015501
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14179.


2001SM07      Phys.Rev. C64, 015502 (2001)

D.A.Smith, J.D.Bowman, B.E.Crawford, C.A.Grossmann, T.Haseyama, M.B.Johnson, A.Masaike, Y.Matsuda, G.E.Mitchell, V.A.Nazarenko, S.I.Penttila, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, L.M.Smotritsky, S.L.Stephenson, S.Tomsovic, V.W.Yuan

Parity Violation in Neutron Resonances of 117Sn

NUCLEAR REACTIONS 117Sn(polarized n, n'), E ≈ 0.8-1100 eV; measured neutron spectra. 117Sn deduced resonance parameters, parity-nonconserving asymmetries, weak spreading width.

doi: 10.1103/PhysRevC.64.015502
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14180.


2000MI09      Phys.Rev. C61, 045503 (2000)

G.E.Mitchell, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Matsuda, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

New Search for Parity Violation in Nonresonant Neutron Scattering on Thorium

NUCLEAR REACTIONS 232Th(polarized n, n), E=30-300 eV; measured transmission neutron spectra; deduced off-resonance parity violating asymmetry.

doi: 10.1103/PhysRevC.61.045503
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2000SH02      Phys.Rev. C61, 025501 (2000)

E.I.Sharapov, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, L.Y.Lowie, J.E.Lynch, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

Parity Violation in 232Th Neutron Resonances Above 250 eV

NUCLEAR REACTIONS 232Th(polarized n, n), E=40-2100 eV; measured transimission yields, asymmetry. 232Th deduced resonances, parity-nonconservation effects.

doi: 10.1103/PhysRevC.61.025501
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2000ST08      Phys.Rev. C61, 045501 (2000)

S.L.Stephenson, J.D.Bowman, F.Corvi, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Masuda, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, H.M.Shimizu, Y.-F.Yen, V.W.Yuan, L.Zanini

Parity Violation in Neutron Resonances in 115In

NUCLEAR REACTIONS In(polarized n, n), E=6-316 eV; measured transmission neutron spectra. 115In(n, γ), E=3-480 eV; measured Eγ, Iγ, σ(En). 115In deduced p-wave resonances J, π, asymmetries, parity violation, weak spreading width.

doi: 10.1103/PhysRevC.61.045501
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14712.


1999CR03      Phys.Rev. C60, 055503 (1999)

B.E.Crawford, J.D.Bowman, P.P.J.Delheij, T.Haseyama, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, V.W.Yuan

Parity Nonconservation in 106Pd and 108Pd Neutron Resonances

NUCLEAR REACTIONS 106,108Pd(polarized n, γ), E=20-2000 eV; measured capture σ vs helicity; deduced weak spreading widths, possible parity nonconservation effects.

doi: 10.1103/PhysRevC.60.055503
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1999LO01      Phys.Rev. C59, 1119 (1999)

L.Y.Lowie, J.D.Bowman, F.Corvi, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, A.Masaike, Y.Masuda, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, H.M.Shimizu, S.L.Stephenson, Y.-F.Yen, V.W.Yuan, L.Zanini

Parity Violation in Neutron Resonances in 107, 109Ag

NUCLEAR REACTIONS Ag(polarized n, X), E=32-422 eV; measured total σ helicity dependence, longitudinal asymmetries; deduced parity nonconservation features. 107,109Ag(n, γ), E=10-800 eV; measured Eγ, Iγ, tof spectra. 107,109Ag deduced resonances E, Γ, J.

doi: 10.1103/PhysRevC.59.1119
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13687.


1999SH11      Phys.Rev. C59, 1131 (1999)

E.I.Sharapov, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, K.Fukuda, M.Iinuma, J.N.Knudson, S.J.Lokitz, L.Y.Lowie, A.Masaike, Y.Masuda, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, H.M.Shimizu, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

Search for Parity Violation in 93Nb Neutron Resonances

NUCLEAR REACTIONS 93Nb(polarized n, n), E=32-1000 eV; measured total σ, longitudinal asymmetries. 93Nb deduced resonances E, Γ, upper limit for weak spreading width.

doi: 10.1103/PhysRevC.59.1131
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13780.


1999SH17      Phys.Rev. C59, 1772 (1999)

E.I.Sharapov, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, T.Haseyama, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Masuda, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

Parity Nonconservation in Neutron Resonances in 133Cs

NUCLEAR REACTIONS 133Cs(polarized n, γ), E=5-400 eV; measured transmission spectra, σ(E) asymmetry. 133Cs deduced resonances E, Γ, parity non-conserving matrix element, weak spreading width.

doi: 10.1103/PhysRevC.59.1772
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13781.


1999SM03      Phys.Rev. C59, 2836 (1999)

D.A.Smith, J.D.Bowman, B.E.Crawford, C.A.Grossmann, T.Haseyama, M.B.Johnson, A.Masaike, Y.Matsuda, G.E.Mitchell, V.A.Nazarenko, S.I.Penttila, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, L.M.Smotritsky, S.L.Stephenson, V.Yuan

Neutron Resonance Spectroscopy of 117Sn from 1 eV to 1.5 keV

NUCLEAR REACTIONS 117Sn(n, γ), E=1-1500 eV; measured σ(E). 117Sn deduced neutron resonance parameters.

doi: 10.1103/PhysRevC.59.2836
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13748.


1999SM15      Phys.Rev. C60, 045502 (1999)

D.A.Smith, J.D.Bowman, B.E.Crawford, C.A.Grossmann, T.Haseyama, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, V.Yuan

Neutron Resonance Spectroscopy of 103Rh from 30 eV to 2 keV

NUCLEAR REACTIONS 103Rh(n, γ), E=30-2000 eV; measured σ(En); deduced resonance parameters. Tof technique.

doi: 10.1103/PhysRevC.60.045502
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14285.


1999SM16      Phys.Rev. C60, 045503 (1999)

D.A.Smith, J.D.Bowman, B.E.Crawford, C.A.Grossmann, T.Haseyama, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, V.Yuan

Parity Violation in Neutron Resonances of 103Rh

NUCLEAR REACTIONS 103Rh(n, γ), E=30-490 eV; analyzed data; deduced resonance parameters, parity nonconservation.

doi: 10.1103/PhysRevC.60.045503
Citations: PlumX Metrics


1998CR04      Phys.Rev. C58, 729 (1998)

B.E.Crawford, J.D.Bowman, P.P.J.Delheij, T.Haseyama, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, V.W.Yuan

Neutron Resonance Spectroscopy of 106Pd and 108Pd from 20 to 2000 eV

NUCLEAR REACTIONS 106,108Pd(n, γ), (n, n'γ), E=20-2000 eV; measured transmission, capture Eγ, Iγ. 106,108Pd deduced resonances E, Γ, J, π. Multilevel, multichannel analysis.

doi: 10.1103/PhysRevC.58.729
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13713.


1998CR05      Phys.Rev. C58, 1225 (1998)

B.E.Crawford, J.D.Bowman, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, Y.-F.Yen, V.W.Yuan, and the TRIPLE Collaboration

Parity Nonconservation in Neutron Resonances in 238U

NUCLEAR REACTIONS 238U(polarized n, n), E=10-300 eV; measured total σ, longitudinal asymmetries. 238U deduced resonance parameters, parity violating matrix element.

doi: 10.1103/PhysRevC.58.1225
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14276.


1998SE21      Phys.Rev. C58, 2977 (1998)

S.J.Seestrom, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, C.R.Gould, D.G.Haase, M.Iinuma, J.N.Knudson, P.E.Koehler, L.Y.Lowie, A.Masaike, Y.Masuda, Y.Matsuda, G.E.Mitchell, S.I.Penttila, Yu.P.Popov, H.Postma, N.R.Roberson, E.I.Sharapov, H.M.Shimizu, D.A.Smith, S.L.Stephenson, Y.F.Yen, V.W.Yuan

Parity Nonconservation in Neutron Capture on 113Cd

NUCLEAR REACTIONS Cd, 113Cd(polarized n, γ), E=7-520 eV; measured Eγ, Iγ, transmission spectra, total capture σ helicity dependence. 113Cd deduced resonances J, π, widths, parity-violating asymmetries.

doi: 10.1103/PhysRevC.58.2977
Citations: PlumX Metrics


1998ST14      Phys.Rev. C58, 1236 (1998)

S.L.Stephenson, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, C.M.Frankle, M.Iinuma, J.N.Knudson, L.Y.Lowie, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, Y.-F.Yen, V.W.Yuan

Parity Nonconservation in Neutron Resonances in 232Th

NUCLEAR REACTIONS 232Th(polarized n, n), E=8-300 eV; measured total σ, longitudinal asymmetries. 232Th deduced resonance parameters, parity violating matrix element.

doi: 10.1103/PhysRevC.58.1236
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14323.


1997LO04      Phys.Rev. C56, 90 (1997)

L.Y.Lowie, J.D.Bowman, B.E.Crawford, P.P.J.Delheij, T.Haseyama, J.N.Knudson, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, Y.-F.Yen, V.W.Yuan

Neutron Resonance Spectroscopy of 107Ag and 109Ag

NUCLEAR REACTIONS 107,109Ag(n, X), E=10-800 eV; measured neutron transmission spectra. 108,110Ag deduced resonances, gΓ(n), l, J. 107Ag(n, γ), E=10-800 eV; measured Eγ, Iγ. 108Ag deduced resonance isotopic assignments.

doi: 10.1103/PhysRevC.56.90
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14059.


1996SZ02      Phys.Rev. C53, R2576 (1996)

J.J.Szymanski, W.M.Snow, J.D.Bowman, B.Cain, B.E.Crawford, P.P.J.Delheij, R.D.Hartman, T.Haseyama, C.D.Keith, J.N.Knudson, A.Komives, M.Leuschner, L.Y.Lowie, A.Masaike, Y.Matsuda, G.E.Mitchell, S.I.Penttila, H.Postma, D.Rich, N.R.Roberson, S.J.Seestrom, E.I.Sharapov, S.L.Stephenson, Y.F.Yen, V.W.Yuan

Observation of a Large Parity Nonconserving Analyzing Power in Xe

NUCLEAR REACTIONS Xe(polarized n, X), E ≈ resonance; measured large parity nonconserving analyzing power. Transmission through liquid Xe target, natural isotopic abundance.

doi: 10.1103/PhysRevC.53.R2576
Citations: PlumX Metrics


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Note: The following list of authors and aliases matches the search parameter S.L.Stephenson: , S.L.STEPHENSON