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NSR database version of April 26, 2024.

Search: Author = S.J.Waldecker

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2016WA22      Phys.Rev. C 94, 034609 (2016)

S.J.Waldecker, N.K.Timofeyuk

Implications for (d, p) reaction theory from nonlocal dispersive optical model analysis of ⁴⁰Ca(d, p)⁴¹Ca

NUCLEAR REACTIONS ⁴⁰Ca(d, p)⁴¹Ca, E=9.86, 11.8, 17.57, 40, 65 MeV; analyzed differential σ(θ, E) data using nonlocal dispersive optical model (NLDOM) nucleon potentials; deduced real and imaginary parts of the deuteron potential.

doi: 10.1103/PhysRevC.94.034609
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2014CH08      Eur.Phys.J. A 50, 23 (2014), Erratum Eur.Phys.J. A 50, 64 (2014)

R.J.Charity, W.H.Dickhoff, L.G.Sobotka, S.J.Waldecker

Isospin dependence of nucleon correlations in ground-state nuclei

NUCLEAR STRUCTURE ^{102,106,112,124,130,132}Sn; calculated proton orbit strength function, spectroscopic factor. ¹⁵⁴Sn; calculated proton hole spectroscopic factor. ¹³²Sn, ²⁰⁸Pb; calculated neutron states above the core, spectroscopic factor. Dispersive optical model.

doi: 10.1140/epja/i2014-14023-0
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2014MA18      Phys.Rev.Lett. 112, 162503 (2014)

M.H.Mahzoon, R.J.Charity, W.H.Dickhoff, H.Dussan, S.J.Waldecker

Forging the Link between Nuclear Reactions and Nuclear Structure

NUCLEAR REACTIONS ⁴⁰Ca(n, n), (p, p), E<200 MeV; calculated σ, σ(θ), spectral strength. Comparison with experimental data.

doi: 10.1103/PhysRevLett.112.162503
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2011DU21      Phys.Rev. C 84, 044319 (2011)

H.Dussan, S.J.Waldecker, W.H.Dickhoff, H.Muther, A.Polls

Microscopic self-energy of ⁴⁰Ca from the charge-dependent Bonn potential

NUCLEAR STRUCTURE ⁴⁰Ca; calculated spectral functions, single-particle levels, spectroscopic factors, natural orbits; comparison of microscopic CD Bonn Self-Energy and Dispersive Optical Model fit. ⁴⁰Ca(n, n), E=0-100 MeV; calculated total and differential cross sections. Comparison with experimental data; analyzed non-locality of the imaginary part of the CD Bonn Self-energy.

doi: 10.1103/PhysRevC.84.044319
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14303.

2011NG04      Phys.Rev. C 84, 044611 (2011)

N.B.Nguyen, S.J.Waldecker, F.M.Nunes, R.J.Charity, W.H.Dickhoff

Transfer reactions and the dispersive optical model

NUCLEAR REACTIONS ⁴⁰Ca(d, p), E=20, 56 MeV; ⁴⁸Ca(d, p), E=2, 13, 19.3, 56 MeV; ¹³²Sn(d, p), E=9.46 MeV; ²⁰⁸Pb(d, p), E=8, 20 MeV; analyzed optical potentials, σ(θ, E), spectroscopic factors. Test of dispersive optical potentials. Comparison with experimental data and with predictions of a standard global optical potential. Finite-range adiabatic (FR-ADWA) calculations in the range of closed-shell nuclei.

doi: 10.1103/PhysRevC.84.044611
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2011WA24      Phys.Rev. C 84, 034616 (2011)

S.J.Waldecker, C.Barbieri, W.H.Dickhoff

Microscopic self-energy calculations and dispersive optical-model potentials

NUCLEAR STRUCTURE ^40,48,60Ca; calculated nucleon self energies, volume integrals, angular momentum dependence for the volume integrals, asymmetry dependence of the absorption for neutrons and protons. Dispersive optical model (DOM), and Faddeev-random-phase approximation (FRPA) method.

doi: 10.1103/PhysRevC.84.034616
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2010DI12      Phys.Rev. C 82, 054306 (2010)

W.H.Dickhoff, D.Van Neck, S.J.Waldecker, R.J.Charity, L.G.Sobotka

Nonlocal extension of the dispersive optical model to describe data below the Fermi energy

NUCLEAR REACTIONS ⁴⁰Ca(e, e'p), (p, 2p), E<150 MeV; calculated spectral functions, quasihole energies, spectroscopic factors, radii and charge density for proton orbits in ⁴⁰Ca using dispersive-optical-model (DOM) analysis. Comparison with experimental data.

doi: 10.1103/PhysRevC.82.054306
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