NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = S.M.Mosby Found 11 matches. 2023KE09 Phys.Rev. C 108, 024603 (2023) K.J.Kelly, M.Devlin, J.M.O'Donnell, D.Neudecker, A.E.Lovell, R.C.Haight, C.Y.Wu, R.Henderson, E.A.Bennett, T.Kawano, J.L.Ullmann, N.Fotiades, J.Henderson, S.M.Mosby, T.N.Taddeucci, P.Talou, M.C.White, J.A.Gomez, H.Y.Lee Measurement of the 238U(n, f) prompt fission neutron spectrum from 10 keV to 10 MeV induced by neutrons with 1.5-20 MeV energy NUCLEAR REACTIONS 238U(n, F), E=1.5-20 MeV; measured fission fragments, En, In, neutron time-of-flight, (fragment)n-coin; deduced prompt fission neutron spectrum (PFNS). Systematic trends in PFNS and PFNS ratios for 239Pu, 235U, and 238U obtained in series of Chi-Nu experiments. Comparison to other experimental results, CGMF calculations and data from JEFF-3.3, JENDL-5.0. ENDF/B-VIII libraries. Pulsed white neutron source at Weapons Neutron Research (WNR) facility of the Los Alamos Neutron Science Center (LANSCE). Li-glass array consisting of 22 detectors and liquid scintillator array consisting of 54 detector used for neutron detection, while PPAC used for detecting fission fragments in the frame of Chi-Nu experiment.
doi: 10.1103/PhysRevC.108.024603
2022GA37 Nucl.Instrum.Methods Phys.Res. A1037, 166853 (2022) P.Gastis, J.R.Winkelbauer, D.S.Connolly, S.A.Kuvin, S.M.Mosby, C.J.Prokop, I.Stetcu Absolute mass calibration of fission product distributions measured with the E-υ method RADIOACTIVITY 252Cf(SF); measured decay products, Eγ, Iγ. 92Rb; deduced fission product yields. The single-arm SPIDER spectrometer.
doi: 10.1016/j.nima.2022.166853
2022KE01 Phys.Rev. C 105, 044615 (2022) K.J.Kelly, J.A.Gomez, M.Devlin, J.M.O'Donnell, D.Neudecker, A.E.Lovell, R.C.Haight, C.Y.Wu, R.Henderson, T.Kawano, E.A.Bennett, S.M.Mosby, J.L.Ullmann, N.Fotiades, J.Henderson, T.N.Taddeucci, H.Y.Lee, P.Talou, M.C.White Measurement of the 235U(n, f) prompt fission neutron spectrum from 10 keV to 10 MeV induced by neutrons of energy from 1 MeV to 20 MeV NUCLEAR REACTIONS 235U(n, F), E=0.01-10 MeV; measured In, En, neutron time-of-flight, fission fragments, neutrons angular distributions, (fragment)n-coin; deduced prompt fission neutron spectrum (PFNS), components corresponding to first-, second-, and third-chance fission as well as pre-equilibrium neutron emission preceding fission, mean PFNS energy, ratio to PFNMS obtained in 239Pu(n, F) reaction. Experiment performed as a part of Chi-Nu project aimed to measure the PFNS of major actinides with the Weapons Neutron Research (WNR) facility at the Los Alamos Neutron Science Center (LANSCE). The results are compared with other experimental data, CGMF calculations and selected nuclear data evaluations - ENDF/B-VIII.0, JEFF-3.3, JENDL-5.0.
doi: 10.1103/PhysRevC.105.044615
2022KO29 Eur.Phys.J. A 58, 195 (2022) P.E.Koehler, J.L.Ullmann, A.J.Couture, S.M.Mosby Constraining the nuclear spin distribution using improved 197Au neutron resonance parameters NUCLEAR REACTIONS 197Au(n, X), E<3 keV; measured reaction products, En, In; deduced transmission, resonance parameters, distributions of total radiation widths for 197Au neutron resonances . R-matrix analysis. Comparison with available data, ENDF library. An early version of the Device for Indirect Capture Experiments on Radionuclides (DICER), which is under development at the Los Alamos Neutron Science Center (LANSCE).
doi: 10.1140/epja/s10050-022-00842-3
2020KE05 Phys.Rev. C 102, 034615 (2020) K.J.Kelly, M.Devlin, J.M.O'Donnell, J.A.Gomez, D.Neudecker, R.C.Haight, T.N.Taddeucci, S.M.Mosby, H.Y.Lee, C.Y.Wu, R.Henderson, P.Talou, T.Kawano, A.E.Lovell, M.C.White, J.L.Ullmann, N.Fotiades, J.Henderson, M.Q.Buckner Measurement of the 239Pu(n, f) prompt fission neutron spectrum from 10 keV to 10 MeV induced by neutrons of energy 1-20 MeV NUCLEAR REACTIONS 239Pu(n, F), E=1-20 MeV; measured outgoing prompt fission neutron spectrum (PFNS) in the range of E(n)=0.01-10 MeV, I(n) using Li-glass detector array and 54-detector EJ-309 liquid scintillator array in Chi-Nu experiment at the WNR-LANSCE-Los Alamos facility; deduced correlation matrix for PFNS from the Li-glass and the liquid scintillator. Comparison of present PFNS results with previous experimental results, and with evaluated data in ENDF/B-VIII.0 and JEFF-3.3 libraries.
doi: 10.1103/PhysRevC.102.034615
2019KE04 Phys.Rev.Lett. 122, 072503 (2019) K.J.Kelly, T.Kawano, J.M.O'Donnell, J.A.Gomez, M.Devlin, D.Neudecker, P.Talou, A.E.Lovell, M.C.White, R.C.Haight, T.N.Taddeucci, S.M.Mosby, H.Y.Lee, C.Y.Wu, R.Henderson, J.Henderson, M.Q.Buckner Preequilibrium Asymmetries in the 239Pu(n, f) Prompt Fission Neutron Spectrum NUCLEAR REACTIONS 239Pu(n, F), E=15-17.5 MeV; measured reaction products, En, In; deduced neutron excess of the preequilibrium prefission distribution above the postfission neutron spectrum. Comparison with theoretical calculations.
doi: 10.1103/PhysRevLett.122.072503
2019WI03 Phys.Rev. C 99, 024318 (2019) J.R.Winkelbauer, S.M.Mosby, A.Couture, H.Y.Lee, J.L.Ullmann, T.Kawano, G.Rusev, M.Jandel, M.Krticka Statistical neutron capture in the limit of low nuclear level density NUCLEAR REACTIONS 96Zr, 208Pb(n, γ), E=thermal, 301, 3818, 4133, 5443, 5971, 9004, 17779 eV; measured Eγ, Iγ, γγ-coin, Spectra of γ-ray cascades using DANCE array at the LANSCE-LANL facility. 97Zr; deduced photon strength function (γPSF), multiplicity distributions for resonances. Comparison with simulated γ spectra from DICEBOX calculations for the cascades from the capture state and neutron resonances, and with ENSDF/B-VII.1 evaluation. Maxwellian averaged cross section (MACS).
doi: 10.1103/PhysRevC.99.024318
2018DE08 Nucl.Data Sheets 148, 322 (2018) M.Devlin, J.A.Gomez, K.J.Kelly, R.C.Haight, J.M.O'Donnell, T.N.Taddeucci, H.Y.Lee, S.M.Mosby, B.A.Perdue, N.Fotiades, J.L.Ullmann, C.Y.Wu, B.Bucher, M.Q.Buckner, R.A.Henderson, D.Neudecker, M.C.White, P.Talou, M.E.Rising, C.J.Solomon The Prompt Fission Neutron Spectrum of 235U(n, f) below 2.5 MeV for Incident Neutrons from 0.7 to 20 MeV NUCLEAR REACTIONS 235U(n, F), E=0.7-20 MeV; measured reaction products, En, In, TOF; deduced prompt fission neutron spectrum, σ(E).
doi: 10.1016/j.nds.2018.02.008
2017KI11 Nucl.Instrum.Methods Phys.Res. A874, 57 (2017) L.E.Kirsch, M.Devlin, S.M.Mosby, J.A.Gomez A new measurement of the 6Li(n, α)t cross section at MeV energies using a 252Cf fission chamber and 6Li scintillators NUCLEAR REACTIONS 6Li(n, α), E<10 MeV; measured reaction products, Eα, Iα, En, In, TOF; deduced σ. Comparison with ENDF/B-VII.1 library, available data.
doi: 10.1016/j.nima.2017.08.046
2013RU14 Phys.Rev. C 88, 057602 (2013) G.Rusev, M.Jandel, M.Krticka, C.W.Arnold, T.A.Bredeweg, A.Couture, W.A.Moody, S.M.Mosby, J.L.Ullmann Cascade γ rays following capture of thermal neutrons on 113Cd NUCLEAR REACTIONS 113Cd(n, γ), E=0.178 eV; measured Eγ, Iγ, γγ-coin using DANCE array of BaF2 detectors at LANSCE-LANL facility; deduced multiplicity of γ cascades. DICEBOX analysis. GEANT4 simulations. Comparison with ENDF-6 evaluation.
doi: 10.1103/PhysRevC.88.057602
2008DE29 Phys.Rev. C 78, 044303 (2008) D.H.Denby, P.A.DeYoung, T.Baumann, D.Bazin, E.Breitbach, J.Brown, N.Frank, A.Gade, C.C.Hall, J.Hinnefeld, C.R.Hoffman, R.Howes, R.A.Jenson, B.Luther, S.M.Mosby, C.W.Olson, W.A.Peters, A.Schiller, A.Spyrou, M.Thoennessen Ground state energy and width of 7He from 8Li proton knockout NUCLEAR REACTIONS Be(8Li, X), E=41 MeV/nucleon; measured particle spectra, angular distributions. Deduced energy of ground-state resonances. 7He; deduced ground-state energies and widths.
doi: 10.1103/PhysRevC.78.044303
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