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NSR database version of April 11, 2024.

Search: Author = J.M.Mueller

Found 18 matches.

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2022HI01      Phys.Rev. C 105, 024329 (2022)

S.F.Hicks, A.E.Stuchbery, T.H.Churchill, D.Bandyopadhyay, B.R.Champine, B.J.Coombes, C.M.Davoren, J.C.Ellis, W.M.Faulkner, S.R.Lesher, J.M.Mueller, S.Mukhopadhyay, J.N.Orce, M.D.Skubis, J.R.Vanhoy, S.W.Yates

Nuclear structure of 130Te from inelastic neutron scattering and shell model analysis

NUCLEAR REACTIONS 130Te(n, n'), E=1.86-3.34, 3.5 MeV; measured Eγ, Iγ, γ(θ), γγ-coin, excitation functions. 130Te; deduced levels, J, π, δ, γ-ray branching ratios, multipolarities, δ, T1/2 of levels, B(E2), B(M1), B(E1). T1/2 extracted by Doppler shift attenuation method. Analysis of excitation functions by statistical model calculations. Comparison to large-scale shell model calculations using the code NuShellX@MSU with a jj55 model space and the sn100 and GCN50:82 interactions. Kumar-Cline sum rules used to evaluate rotational invariants. Comparison to previous experimental data.

doi: 10.1103/PhysRevC.105.024329
Citations: PlumX Metrics

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


2021LA03      Phys.Rev. C 103, 034311 (2021)

G.Laskaris, W.Ji, X.Yan, J.Zhou, W.R.Zimmerman, M.W.Ahmed, T.Averett, A.Deltuva, A.C.Fonseca, H.Gao, J.Golak, A.Kafkarkou, H.J.Karwowski, B.Lalremruata, J.Manfredi, J.M.Mueller, P.U.Sauer, R.Skibinski, A.P.Smith, M.B.Tsang, H.R.Weller, H.Witala, Y.K.Wu, Z.W.Zhao

First measurement of the asymmetry and the Gerasimov-Drell-Hearn integrand from the 3He((pol)(γ(pol), p)2H reaction at an incident photon energy of 29 MeV

NUCLEAR REACTIONS 3He(polarized γ, p)2H, E=29 MeV; measured Ep, Ip, p(θ), time-of-flight, spin-dependent asymmetry and total σ using a circularly polarized, monoenergetic γ-ray beam and a longitudinally polarized 3He target, and an array of depleted silicon surface barrier detectors at the High Intensity γ-ray Source (HIγS) facility at TUNL; deduced contribution from the two-body photo-disintegration to the 3He Gerasimov-Drell-Hearn (GDH) integrands, and compared with the state-of-the art three-nucleon system calculations.

doi: 10.1103/PhysRevC.103.034311
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0271.


2015LA22      Phys.Lett. B 750, 547 (2015)

G.Laskaris, X.Yan, J.M.Mueller, W.R.Zimmerman, W.Xiong, M.W.Ahmed, T.Averett, P.-H.Chu, A.Deltuva, C.Flower, A.C.Fonseca, H.Gao, J.Golak, J.N.Heideman, H.J.Karwowski, M.Meziane, P.U.Sauer, R.Skibinski, I.I.Strakovsky, H.R.Weller, H.Witala, Y.K.Wu

Measurement of the doubly-polarized 3He(pol)(γ(pol), n)pp reaction at 16.5 MeV and its implications for the GDH sum rule

NUCLEAR REACTIONS 3He(polarized γ, n), E=12.8, 14.7 MeV; measured reaction products, Eγ, Iγ, En, In; deduced σ(θ, E), σ, contribution from the three-body channel to the Gerasimov-Drell-Hearn (GDH) integrand. Comparison with available data, Monte Carlo simulations using GEANT4.

doi: 10.1016/j.physletb.2015.09.065
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0212.


2015MU09      Phys.Rev. C 92, 034604 (2015)

J.M.Mueller, M.W.Ahmed, B.J.Davis, H.J.Karwowski, D.M.Markoff, L.S.Myers, M.C.Spraker, S.Stave, J.R.Tompkins, H.R.Weller, W.R.Zimmerman

Polarization asymmetries in the 9Be (γ, n0)reaction

NUCLEAR REACTIONS 9Be(polarized γ, n), E=5.5-15.5 MeV from High Intensity γ-ray Source (HIγS) at Duke University and TUNL; measure neutron spectra, time-of-flight spectrum, neutron yields parallel and perpendicular to the plane of beam polarization, polarization asymmetries using nearly 100% linearly polarized and monoenergetic γ-ray beam. Comparison with direct capture calculations using only E1 contributions. Relevance to new method of assaying special nuclear materials (SNM).

doi: 10.1103/PhysRevC.92.034604
Citations: PlumX Metrics


2014KA04      Phys.Rev. C 89, 014601 (2014); Pub.Note Phys.Rev. C 89, 019902 (2014)

A.Kafkarkou, M.W.Ahmed, D.P.Kendellen, I.Mazumdar, J.M.Mueller, L.S.Myers, M.H.Sikora, H.R.Weller, W.R.Zimmerman

Cross section measurements of the 10B(p, γ)11C reaction between 2.0 and 6.0 MeV

NUCLEAR REACTIONS 10B(p, γ)11C, E=2.0-6.0 MeV; measured Eγ, Iγ, 511-keV annihilation radiation from 11C decay, 11C decay curve, total production σ(E) for 11C by activation method at TUNL tandem accelerator facility; deduced astrophysical S factors. Comparison with previous measurements. Relevance to boron-fueled colliding beam nuclear reactors.

doi: 10.1103/PhysRevC.89.014601
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2209.


2014LA04      Phys.Rev. C 89, 024002 (2014)

G.Laskaris, Q.Ye, B.Lalremruata, Q.J.Ye, M.W.Ahmed, T.Averett, A.Deltuva, D.Dutta, A.C.Fonseca, H.Gao, J.Golak, M.Huang, H.J.Karwowski, J.M.Mueller, L.S.Myers, C.Peng, B.A.Perdue, X.Qian, P.U.Sauer, R.Skibinski, S.Stave, J.R.Tompkins, H.R.Weller, H.Witala, Y.K.Wu, Y.Zhang, W.Zheng

Spin-dependent cross sections from the three-body photodisintegration of 3He at incident energies of 12.8 and 14.7 MeV

NUCLEAR REACTIONS 3He(polarized γ, n), E=12.8, 14.7 MeV; measured time-of-flight spectra, γ spectra, and neutron spectra from three-body breakup of 3He using 16 liquid scintillator detectors, spin-dependent double-differential σ(E, θ) at HiγS-TUNL facility. Monoenergetic circularly polarized γ beam, and longitudinally polarized 3He target. Comparison with previous experimental results, and with theoretical calculations.

doi: 10.1103/PhysRevC.89.024002
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0181.


2014MU01      Phys.Rev. C 89, 034615 (2014)

J.M.Mueller, M.W.Ahmed, R.H.France, M.S.Johnson, H.J.Karwowski, L.S.Myers, J.Randrup, M.H.Sikora, M.C.Spraker, S.Stave, J.R.Tompkins, R.Vogt, H.R.Weller, C.S.Whisnant, W.R.Zimmerman

Prompt neutron polarization asymmetries in photofission of 232Th, 233, 235, 238U, 237Np, and 239, 240Pu

NUCLEAR REACTIONS 232Th, 233,235,238U, 237Np, 239,240Pu(polarized γ, F), E=5.3-7.6 MeV; measured E(n), I(n), time-of flight spectrum, angular distribution, and polarization asymmetry of prompt neutrons generated by fission, θ(fragment) at HIγS-TUNL facility; deduced angular distribution coefficients b and c, and compared with predicted values from FREYA computer code of event-by-event Monte Carlo prompt neutron+γ-ray emission calculation. Discussed differences in polarization asymmetries between the even-even actinides and odd-A actinides.

doi: 10.1103/PhysRevC.89.034615
Citations: PlumX Metrics


2014MU14      Nucl.Instrum.Methods Phys.Res. A754, 57 (2014)

J.M.Mueller, M.W.Ahmed, H.R.Weller

A novel method to assay special nuclear materials by measuring prompt neutrons from polarized photofission

NUCLEAR REACTIONS 232Th, 233,235,238U, 237Np, 239,240Pu(γ, F), E=5-7.5 MeV; analyzed available data; deduced polarization asymmetry, absolute uncertainty in the enrichment of a sample, a novel method of assaying the fissile and non-fissile content.

doi: 10.1016/j.nima.2014.03.042
Citations: PlumX Metrics


2014MY04      Phys.Rev. C 90, 027603 (2014)

L.S.Myers, M.W.Ahmed, G.Feldman, A.Kafkarkou, D.P.Kendellen, I.Mazumdar, J.M.Mueller, M.H.Sikora, H.R.Weller, W.R.Zimmerman

Compton scattering from 6Li at 86 MeV

NUCLEAR REACTIONS 6Li, 16O(polarized γ, γ), E=86 MeV; measured Eγ, Iγ, σ(θ) at HIγS facility at TUNL; deduced E1, E2, QD resonance parameters. GEANT4 simulations. Discussed nuclear polarizability. Comparison with earlier experimental results for 16O target.

doi: 10.1103/PhysRevC.90.027603
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0195.


2013KA48      Nucl.Instrum.Methods Phys.Res. B316, 48 (2013)

A.Kafkarkou, M.W.Ahmed, P.H.Chu, R.H.France, H.J.Karwowski, D.P.Kendellen, G.Laskaris, I.Mazumdar, J.M.Mueller, L.S.Myers, R.M.Prior, M.H.Sikora, M.C.Spraker, H.R.Weller, W.R.Zimmerman

Study of the 10B(p, α) reaction between 2.1 and 6.0 MeV

NUCLEAR REACTIONS 10B(p, α), E=2.1-6 MeV; measured reaction products, Eα, Iα; deduced σ(θ), S-factors and their uncertainties. Comparison with available data.

doi: 10.1016/j.nimb.2013.08.029
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2072.


2013LA14      Phys.Rev.Lett. 110, 202501 (2013)

G.Laskaris, Q.Ye, B.Lalremruata, Q.J.Ye, M.W.Ahmed, T.Averett, A.Deltuva, D.Dutta, A.C.Fonseca, H.Gao, J.Golak, M.Huang, H.J.Karwowski, J.M.Mueller, L.S.Myers, C.Peng, B.A.Perdue, X.Qian, P.U.Sauer, R.Skibinski, S.Stave, J.R.Tompkins, H.R.Weller, H.Witala, Y.K.Wu, Y.Zhang, W.Zheng

First Measurements of Spin-Dependent Double-Differential Cross Sections and the Gerasimov-Drell-Hearn Integrand from 3He(pol) (γ(pol), n)pp at Incident Photon Energies of 12.8 and 14.7 MeV

NUCLEAR REACTIONS 3He(polarized γ, n), E=12.8, 14.7 MeV; measured reaction products, En, In; deduced σ, σ(θ, E) and their uncertainties, contributions from the three-body photodisintegration to the 3He Gerasimov-Drell-Hearn integrand. Comparison with available data.

doi: 10.1103/PhysRevLett.110.202501
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0181.


2013WE01      Acta Phys.Pol. B44, 587 (2013)

H.R.Weller, M.W.Ahmed, J.M.Mueller, L.S.Myers, W.R.Zimmerman, G.Feldman, M.H.Sikora

Precise Determination of the Isovector Giant Quadrupole Resonance in Nuclei

NUCLEAR REACTIONS 89Y, 209Bi(γ, γ'), E<36 MeV; measured reaction products, Eγ, Iγ; deduced polarization ratios, IVGQR parameters, Isovector E2 energy weighted sum rule, width, resonance parameters. 124Sn, 142Nd(γ, γ'), E not given; calculated yields.

doi: 10.5506/APhysPolB.44.587
Citations: PlumX Metrics


2013ZI03      Phys.Rev.Lett. 110, 152502 (2013)

W.R.Zimmerman, M.W.Ahmed, B.Bromberger, S.C.Stave, A.Breskin, V.Dangendorf, Th.Delbar, M.Gai, S.S.Henshaw, J.M.Mueller, C.Sun, K.Tittelmeier, H.R.Weller, Y.K.Wu

Unambiguous Identification of the Second 2+ State in 12C and the Structure of the Hoyle State

NUCLEAR REACTIONS 12C(γ, α)8Be, E=9.1-10.7 MeV; measured reaction products, Eα, Iα. 12C; deduced second 2+ Hoyle state, widths, B(E2). Comparison with available data.

doi: 10.1103/PhysRevLett.110.152502
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0180. Data from this article have been entered in the XUNDL database. For more information, click here.


2012HI10      Phys.Rev. C 86, 054308 (2012)

S.F.Hicks, J.C.Boehringer, N.Boukharouba, C.Fransen, S.R.Lesher, J.M.Mueller, J.R.Vanhoy, S.W.Yates

Collective and two-quasiparticle excitations in 128Te

NUCLEAR REACTIONS 128Te(n, n'γ), E=2.15-3.33 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), excitation functions. 128Te; deduced levels, J, π, branching ratio, mixing ratio, B(M1), B(E2), Doppler-shift attenuation factor, T1/2, mixed-symmetry excitations, quadrupole-octupole coupled multi-phonon excitations, 2qp excitations. Comparison with interacting boson model (IBM) and particle-core coupling model calculations.

doi: 10.1103/PhysRevC.86.054308
Citations: PlumX Metrics

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


2012MU01      Phys.Rev. C 85, 014605 (2012)

J.M.Mueller, M.W.Ahmed, B.Davis, J.M.Hall, S.S.Henshaw, M.S.Johnson, H.J.Karwowski, D.Markoff, L.S.Myers, B.A.Perdue, S.Stave, J.R.Tompkins, M.J.Tuffley, H.R.Weller

Measurement of prompt neutron polarization asymmetries in photofission of 235, 238U, 239Pu, and 232Th

NUCLEAR REACTIONS 232Th, 235,238U, 239Pu(polarized γ, F), E=5.6-7.3 MeV; measured neutron spectra, prompt fission neutron angular distributions polarization asymmetries using High Intensity γ-ray Source (HIγS). Comparison with simplified model of photofission.

doi: 10.1103/PhysRevC.85.014605
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0166.


2012MY05      Phys.Rev. C 86, 044614 (2012)

L.S.Myers, M.W.Ahmed, G.Feldman, S.S.Henshaw, M.A.Kovash, J.M.Mueller, H.R.Weller

Compton scattering from 6Li at 60 MeV

NUCLEAR REACTIONS 6Li, 16O(polarized γ, γ), E=60 MeV; measured Compton scattered γ spectra, angular distributions using High Intensity Gamma-Ray Source (HIγS) at TUNL facility; deduced Compton scattering σ(θ).

doi: 10.1103/PhysRevC.86.044614
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0177.


2011MU10      Phys.Rev. C 83, 064605 (2011)

J.M.Mueller, R.J.Charity, R.Shane, L.G.Sobotka, S.J.Waldecker, W.H.Dickhoff, A.S.Crowell, J.H.Esterline, B.Fallin, C.R.Howell, C.Westerfeldt, M.Youngs, B.J.Crowe, III, R.S.Pedroni

Asymmetry dependence of nucleon correlations in spherical nuclei extracted from a dispersive-optical-model analysis

NUCLEAR REACTIONS 40,48Ca(n, n), E=11.9, 16.9 MeV; measured E(n), I(n), σ, σ(E, θ), time-of-flight spectra. 40Ca(n, n), E=9.9-85.0; 48Ca(n, n), E=7.97-16.9 MeV; 54Ca(n, n), E=5.5-26.0 MeV; 58,60Ni(n, n), E=4.5-24.0 MeV; 92Mo(n, n), E=7.0-30.4 MeV; 116,118Sn(n, n), E=9.95-24.0 MeV; 120Sn(n, n), E=9.94-16.91 MeV; 124Sn(n, n), E=11.0-24.0 MeV; 208Pb(n, n), E=4.0-185.0 MeV; 50Ti(p, p), E=6.0-65.0 MeV; 52Cr(p, p), E=10.77-39.9 MeV; 54Fe, 64Ni(p, p), E=9.69-65.0 MeV; 58Ni(p, p), E=7.0-192.0 MeV; 60Ni(p, p), E=7.0-178.0 MeV; 62Ni(p, p), E=8.02-156.0 MeV; 90Zr(p, p), E=5.57-185.0 MeV; 92Mo(p, p), E=12.5-49.45 MeV; 114Sn(p, p), E=30.4 MeV; 116Sn(p, p), E=16.0-61.4 MeV; 118,122,124Sn(p, p), E=16.0-49.35 MeV; 120Sn(p, p), E=9.8-156.0 MeV; 208Pb(p, p), E=9.0-200.0 MeV; analyzed total cross sections, σ(E, θ), single-particle levels, spectroscopic factors, occupation probabilities, mass dependence on cross section. Dispersal optical model (DOM) analysis.

doi: 10.1103/PhysRevC.83.064605
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14303.


2007CH72      Phys.Rev. C 76, 044314 (2007)

R.J.Charity, J.M.Mueller, L.G.Sobotka, W.H.Dickhoff

Dispersive-optical-model analysis of the asymmetry dependence of correlations in Ca isotopes

NUCLEAR REACTIONS 40Ca(p, p), E=17.57-200.0 MeV; 42,44Ca(p, p), E=21.0-65.0 MeV; 48Ca(p, p), E=8.0-200.0 MeV; 40Ca(n, n), E=9.9-185.0 MeV; analyzed differential cross sections, angular distributions, polarization asymmetry, widths, rms radii and spectroscopic factors. Deduced optical-model parameters. 60Ca, 70Ca deduced prediction for particle stability.

doi: 10.1103/PhysRevC.76.044314
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