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Search: Author = J.Button-Shafer

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2021BO09      Nucl.Phys. A1010, 122159 (2021)

G.Bonasera, S.Shlomo, D.H.Youngblood, Y.-W.Lui, J.Button, X.Chen

Isoscalar and isovector giant resonances in 44Ca, 54Fe, 64, 68Zn and 56, 58, 60, 68Ni

NUCLEAR STRUCTURE 44Ca, 54Fe, 64,68Zn, 56,58,60,68Ni; calculated centroid energies for isoscalar and isovector giant dipole, quadrupole, octupole resonances within the spherical Hartree-Fock (HF)-based random phase approximation (RPA) theory with 33 distinct Skyrme-like effective nucleon-nucleon interactions.

doi: 10.1016/j.nuclphysa.2021.122159
Citations: PlumX Metrics


2019BO16      Nucl.Phys. A992, 121612 (2019)

G.Bonasera, S.Shlomo, D.H.Youngblood, Y.-W.Lui, Krishichayan, J.Button

Isoscalar and isovector giant resonances in 92, 94, 96, 98, 100Mo and 90, 92, 94Zr

NUCLEAR STRUCTURE 92,94,96,98,100Mo, 90,92,94Zr; calculated response function S(E), centroid energies ECEN of the isoscalar and isovector giant resonances of multipolarity, centroid energy vs nuclear matter incompressibility using spherical Hartree-Fock based RPA with Skyrme-type nucleon-nucleon interaction, difference between the centroid energies vs asymmetrycoefficient for each isotope I=(N-Z)/A, ECEN vs m*/m; compared with data; deduced nuclear matter properties, ECEN for ISGMR, for ISGDR, ISGOR, ISGQR, IVGMR, IVGDR, IVGQR.

doi: 10.1016/j.nuclphysa.2019.121612
Citations: PlumX Metrics


2019BU26      Phys.Rev. C 100, 064318 (2019)

J.Button, Y.-W.Lui, D.H.Youngblood, X.Chen, G.Bonasera, S.Shlomo

Isoscalar E0, E1, and E2 strength in 54Fe and 64, 68Zn

NUCLEAR REACTIONS 54Fe, 64,68Zn(α, α'), E=240 MeV; measured Eα, Iα, σ(θ) at the Texas A and M K500 superconducting cyclotron. 54Fe, 64,68Zn; deduced centroid energies, EWSR, widths, strengths and moments of isoscalar E0(ISGMR), E1(ISGDR) and E2(ISGQR) giant resonances using single-folding DWBA calculations with optical model potentials. Comparison with the predictions from HF-RPA calculations using the KDE0v1 Skyrme interaction. Systematics of centroids for E0, E1 and E2 isoscalar giant resonances for 40,44,48Ca, 45,48Ti, 54,56Fe, 56,58,60,68Ni, 64,68Zn.

doi: 10.1103/PhysRevC.100.064318
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Data from this article have been entered in the XUNDL database. For more information, click here.


2017BU16      Phys.Rev. C 96, 054330 (2017)

J.Button, Y.-W.Lui, D.H.Youngblood, X.Chen, G.Bonasera, S.Shlomo

Isoscalar E0, E1, and E2 strength in 44Ca

NUCLEAR REACTIONS 44Ca(α, α'), E=240 MeV; measured Eα, Iα, angular distributions using multipole-dipole-multipole (MDM) spectrometer at Texas A and M K500 superconducting cyclotron. 40Ca; deduced isoscalar giant monopole and quadrupole resonances (ISGMR and ISGQR), widths, E0, E1 and E2 strengths, energy-weighted sum rule (EWSR). Strength distributions compared with the predictions of Hartree-Fock based random phase approximation calculations with the KDE0v1 Skyrme-type interaction.

doi: 10.1103/PhysRevC.96.054330
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016BU19      Phys.Rev. C 94, 034315 (2016)

J.Button, Y.-W.Lui, D.H.Youngblood, X.Chen, G.Bonasera, S.Shlomo

Isoscalar E0, E1, E2, and E3 strength in 94Mo

NUCLEAR REACTIONS 94Mo(α, α'), E=240 MeV; measured Eα, Iα, σ(θ) at Texas A and M K500 cyclotron facility; deduced moments, widths, E0, E1, E2 and E3 strength distributions, EWSR for isoscalar giant resonances. Comparison with spherical Hartree-Fock RPA calculations using KDE0v1 Skyrme-type interaction.

doi: 10.1103/PhysRevC.94.034315
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Data from this article have been entered in the XUNDL database. For more information, click here.


2015KR08      Phys.Rev. C 92, 044323 (2015)

Krishichayan, Y.-W.Lui, J.Button, D.H.Youngblood, G.Bonasera, S.Shlomo

Isoscalar giant resonances in 90, 92, 94Zr

NUCLEAR REACTIONS 90,92,94Zr(α, α'), E=240 MeV; measured inelastic α spectra, σ(θ) distributions using multipole-dipole-multipole (MDM) spectrometer at Texas A and M. 90,92,94Zr; deduced E0 (ISGMR), E1 (ISGDR), E2 (ISGQR) and E3 (ISGOR) isoscalar giant resonances, centroid energies, FWHM, widths, strengths EWSR. Comparison with previous experimental studies. DWBA calculations using density-dependent single-folding model. Systematics of centroid energies, widths and strengths for A=90-100, even-even Mo and Zr isotopes. Comparison of strength distributions with Hartree-Fock based RPA calculations using KDE0v1 Skyrme type interaction.

doi: 10.1103/PhysRevC.92.044323
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2194. Data from this article have been entered in the XUNDL database. For more information, click here.


2015YO04      Phys.Rev. C 92, 014318 (2015)

D.H.Youngblood, Y.-W.Lui, Krishichayan, J.Button, G.Bonasera, S.Shlomo

Isoscalar E0, E1, E2, and E3 strength in 92, 96, 98, 100Mo

NUCLEAR REACTIONS 92,96,98,100Mo(α, α'), E=240 MeV; measured Eα, Iα, angular distributions using multipole-dipole-multipole (MDM) spectrometer and a focal plane detector at Texas A and M K500 superconducting cyclotron facility. DWBA analysis of σ(θ) data. 92,96,98,100Mo; deduced isoscalar giant resonances and E0, E1, E2, and E3 transition strengths and EWSR. Comparison with spherical Hartree-Fock-RPA calculations using KDE0v1 Skyrme-type interaction.

doi: 10.1103/PhysRevC.92.014318
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Data from this article have been entered in the XUNDL database. For more information, click here.


2013YO07      Phys.Rev. C 88, 021301 (2013)

D.H.Youngblood, Y.-W.Lui, Krishichayan, J.Button, M.R.Anders, M.L.Gorelik, M.H.Urin, S.Shlomo

Unexpected characteristics of the isoscalar monopole resonance in the A ≈ 90 region: Implications for nuclear incompressibility

NUCLEAR REACTIONS 90,92,94Zr, 92,96,98,100Mo(α, α'), E=240 MeV; measured α spectra, σ at low angles using Texas A-M cyclotron facility; deduced energies, centroids, widths, E0-EWSR for isoscalar giant monopole resonances (ISGMR), nuclear incompressibility. Comparison with HF-RPA calculations.

doi: 10.1103/PhysRevC.88.021301
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2093.


2011LU07      Phys.Rev. C 83, 044327 (2011)

Y.-W.Lui, D.H.Youngblood, S.Shlomo, X.Chen, Y.Tokimoto, Krishichayan, M.Anders, J.Button

Isoscalar giant resonances in 48Ca

NUCLEAR REACTIONS 48Ca(α, α'), E=240 MeV; measured Eα, Iα, cross sections, σ(θ) for isoscalar giant resonances. 48Ca; deduced B(E2), B(E3), E0, E1, E2 E3+E4 energy-weighted sum rules (EWSR), isoscalar strength distributions, giant resonances, centroid energies. Comparison with mean-field-based random-phase approximation.

doi: 10.1103/PhysRevC.83.044327
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1845. Data from this article have been entered in the XUNDL database. For more information, click here.


2010KR01      Phys.Rev. C 81, 014603 (2010)

Krishichayan, X.Chen, Y.-W.Lui, Y.Tokimoto, J.Button, D.H.Youngblood

Elastic and inelastic scattering to low-lying states of 58Ni and 90Zr using 240-MeV 6Li

NUCLEAR REACTIONS 58Ni, 90Zr(6Li, 6Li), (6Li, 6Li'), E=240 MeV; measured particle spectra, σ(θ) using multipole dipole-multipole (MDM) magnetic spectrometer. 58Ni, 90Zr; deduced levels, J, π, B(E2) for first 2+, and B(E3) for first 3- states. Comparison with deformed potential (DP) model and density-dependent double-folding (DDF) calculations using M3Y NN effective interaction and phenomenological Woods-Saxon potential.

doi: 10.1103/PhysRevC.81.014603
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1782.


2010KR06      Phys.Rev. C 81, 044612 (2010)

Krishichayan, X.Chen, Y.-W.Lui, J.Button, D.H.Youngblood

Elastic and inelastic scattering of 240-MeV 6Li ions from 40Ca and 48Ca and tests of a systematic optical potential

NUCLEAR REACTIONS 40,48Ca(6Li, 6Li), (6Li, 6Li'), E=240 MeV; measured σ, σ(θ); deduced optical model parameters B(E2) for first 2+ states, B(E3) for first 3- states, isoscalar giant-monopole resonance (ISGMR) strength, EWSR. DWBA analysis. Comparison with theoretical calculations using density-dependent double-folding (DDF) model with M3Y-NN effective interaction.

doi: 10.1103/PhysRevC.81.044612
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1780. Data from this article have been entered in the XUNDL database. For more information, click here.


1996AB02      Phys.Rev.Lett. 76, 587 (1996)

K.Abe, T.Akagi, P.L.Anthony, R.Antonov, R.G.Arnold, T.Averett, H.R.Band, J.M.Bauer, H.Borel, P.E.Bosted, V.Breton, J.Button-Shafer, J.P.Chen, T.E.Chupp, J.Clendenin, C.Comptour, K.P.Coulter, G.Court, D.Crabb, M.Daoudi, D.Day, F.S.Dietrich, J.Dunne, H.Dutz, R.Erbacher, J.Fellbaum, A.Feltham, H.Fonvieille, E.Frlez, D.Garvey, R.Gearhart, J.Gomez, P.Grenier, K.A.Griffioen, S.Hoibraten, E.W.Hughes, C.Hyde-Wright, J.R.Johnson, D.Kawall, A.Klein, S.E.Kuhn, M.Kuriki, R.Lindgren, T.J.Liu, R.M.Lombard-Nelsen, J.Marroncle, T.Maruyama, X.K.Maruyama, J.McCarthy, W.Meyer, Z.-E.Meziani, R.Minehart, J.Mitchell, J.Morgenstern, G.G.Petratos, R.Pitthan, D.Pocanic, C.Prescott, R.Prepost, P.Raines, B.Raue, D.Reyna, A.Rijllart, Y.Roblin, L.S.Rochester, S.E.Rock, O.A.Rondon, I.Sick, L.C.Smith, T.B.Smith, M.Spengos, F.Staley, P.Steiner, S.St.Lorant, L.M.Stuart, F.Suekane, Z.M.Szalata, H.Tang, Y.Terrien, T.Usher, D.Walz, J.L.White, K.Witte, C.C.Young, B.Youngman, H.Yuta, G.Zapalac, B.Zihlmann, D.Zimmermann, and the E143 Collaboration

Measurements of the Proton and Deuteron Spin Structure Function g2 and Asymmetry A2

NUCLEAR STRUCTURE 1,2H; analyzed data; deduced spin structure function, asymmetry data. Polarized ammonia targets, (polarized e, e') reaction.

NUCLEAR REACTIONS 1,2H(polarized e, e'), E=29.1 GeV; measured spin asymmetries. 1,2H deduced spin structure functions. Polarized ammonia targets.

doi: 10.1103/PhysRevLett.76.587
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1995AB02      Phys.Rev.Lett. 74, 346 (1995)

K.Abe, T.Akagi, P.L.Anthony, R.Antonov, R.G.Arnold, T.Averett, H.R.Band, J.M.Bauer, H.Borel, P.E.Bosted, V.Breton, J.Button-Shafer, J.P.Chen, T.E.Chupp, J.Clendenin, C.Comptour, K.P.Coulter, G.Court, D.Crabb, M.Daoudi, D.Day, F.S.Dietrich, J.Dunne, H.Dutz, R.Erbacher, J.Fellbaum, A.Feltham, H.Fonvieille, E.Frlez, D.Garvey, R.Gearhart, J.Gomez, P.Grenier, K.A.Griffioen, S.Hoibraten, E.W.Hughes, C.Hyde-Wright, J.R.Johnson, D.Kawall, A.Klein, S.E.Kuhn, M.Kuriki, R.Lindgren, T.J.Liu, R.M.Lombard-Nelsen, J.Marroncle, T.Maruyama, X.K.Maruyama, J.McCarthy, W.Meyer, Z.-E.Meziani, R.Minehart, J.Mitchell, J.Morgenstern, G.G.Petratos, R.Pitthan, D.Pocanic, C.Prescott, R.Prepost, P.Raines, B.Raue, D.Reyna, A.Rijllart, Y.Roblin, L.S.Rochester, S.E.Rock, O.A.Rondon, I.Sick, L.C.Smith, T.B.Smith, M.Spengos, F.Staley, P.Steiner, S.St.Lorant, L.M.Stuart, F.Suekane, Z.M.Szalata, H.Tang, Y.Terrien, T.Usher, D.Walz, J.L.White, K.Witte, C.C.Young, B.Youngman, H.Yuta, G.Zapalac, B.Zihlmann, D.Zimmermann, and the E143 Collaboration

Precision Measurement of the Proton Spin Structure Function g1(p)

NUCLEAR REACTIONS 1H(polarized e, e'), E=9.7-29.1 GeV; measured asymmetry. 1H deduced spin structure function g1(p). Polarized 15NH3 target.

doi: 10.1103/PhysRevLett.74.346
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1994DA34      Phys.Rev. D49, 5641 (1994)

S.Dasu, P.de Barbaro, A.Bodek, H.Harada, M.W.Krasny, K.Lang, E.M.Riordan, L.Andivahis, R.Arnold, D.Benton, P.Bosted, G.deChambrier, A.Lung, S.E.Rock, Z.M.Szalata, R.C.Walker, B.W.Filippone, J.Jourdan, R.Milner, R.McKeown, D.Potterveld, A.Para, F.Dietrich, K.Van Bibber, J.Button-Shafer, B.Debebe, R.S.Hicks, R.Gearhart, L.W.Whitlow, J.Alster

Measurement of Kinematic and Nuclear Dependence of R = σ(L)/σ(T) in Deep Inelastic Electron Scattering

NUCLEAR REACTIONS 1,2H, Fe, 197Au(e, e'X), E=high; measured σ(longitudinal)/σ(transverse), deep inelastic scattering; deduced nuclear, nucleon higher twist effects role comparison.

doi: 10.1103/PhysRevD.49.5641
Citations: PlumX Metrics


1994DE17      Phys.Rev. C50, R541 (1994)

P.V.Degtyarenko, J.Button-Shafer, L.Elouadrhiri, R.A.Miskimen, G.A.Peterson, K.Wang, V.B.Gavrilov, M.V.Kossov, G.A.Leksin, S.M.Shuvalov, F.S.Dietrich, S.O.Melnikoff, J.D.Molitoris, K.Van Bibber

Multiple Hadron Production by 14.5 GeV Electron and Positron Scattering from Nuclear Targets

NUCLEAR REACTIONS 12C, 16O, 40Ar(e, e'2p), E=14.5 GeV; measured secondary protons, pions differential multiplicities; deduced spectra phenomenological parameters, their dependence on ν, Q2. Deep inelastic nuclear reactions.

doi: 10.1103/PhysRevC.50.R541
Citations: PlumX Metrics


1994EL13      Phys.Rev. C50, R2266 (1994)

L.Elouadrhiri, R.A.Miskimen, J.Button-Shafer, P.Degtyarenko, G.A.Peterson, S.Shuvalov, K.Wang, V.Gavrilov, F.S.Dietrich, S.O.Melnikoff, J.D.Molitoris, K.Van Bibber

Measurements of the (e, e'pπ-) Reaction on Nuclei in the Nucleon Resonance Region

NUCLEAR REACTIONS 2H, C, O, Ar, Xe(e, e'pπ-), E=14.5 GeV; measured missing transverse momentum distribution, other aspects; deduced resonance beyond Δ(1232). DWIA analysis.

doi: 10.1103/PhysRevC.50.R2266
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1994WA32      Phys.Rev. D49, 5671 (1994)

R.C.Walker, B.W.Filippone, J.Jourdan, R.Milner, R.McKeown, D.Potterveld, L.Andivahis, R.Arnold, D.Benton, P.Bosted, G.deChambrier, A.Lung, S.E.Rock, Z.M.Szalata, A.Para, F.Dietrich, K.Van Bibber, J.Button-Shafer, B.Debebe, R.S.Hicks, S.Dasu, P.De Barbaro, A.Bodek, H.Harada, M.W.Krasny, K.Lang, E.M.Riordan, R.Gearhart, L.W.Whitlow, J.Alster

Measurements of the Proton Elastic Form Factors for 1 ≤ Q2 ≤ 3 (GeV/c)2 at SLAC

NUCLEAR REACTIONS 1H(e, e), E=0.5-9 GeV; measured σ(θ). 1H deduced form factors G(p)(E), G(p)(M).

doi: 10.1103/PhysRevD.49.5671
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1988DA06      Nucl.Phys. A478, 391c (1988)

S.Dasu, P.de Barbaro, R.C.Walker, L.W.Whitlow, J.Alster, R.Arnold, P.Bosted, D.Benton, A.Bodek, J.Button-Shafer, G.de Chambrier, L.Clogher, B.Debebe, F.Dietrich, B.Filippone, R.Gearhart, H.Harada, R.Hicks, J.Jourdan, M.W.Krasny, K.Lang, A.Lung, R.Milner, R.McKeown, A.Para, D.Potterveld, E.M.Riordan, S.E.Rock, Z.M.Szalata, K.Van Bibber

A Study of the Nuclear and Kinematic Dependence of R = σ(L)/σ(T) in Deep Inelastic Electron Scattering

NUCLEAR REACTIONS 2H, Fe, 197Au(e, e'), E not given; measured longitudinal to transverse σ ratio.

doi: 10.1016/0375-9474(88)90869-X
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1988DA10      Phys.Rev.Lett. 60, 2591 (1988)

S.Dau, P.de Barbaro, A.Bodek, H.Harada, M.W.Krasny, K.Lang, E.M.Riordan, R.Arnold, D.Benton, P.Bosted, L.Clogher, G.deChambrier, A.Lung, S.E.Rock, Z.M.Szalata, R.C.Walker, B.W.Filippone, J.Jourdan, R.Milner, R.McKeown, D.Potterveld, A.Para, F.Dietrich, K.Van Bibber, J.Button-Shafer, B.Debebe, R.S.Hicks, R.Gearhart, L.W.Whitlow, J.Alster

Measurement of the Difference in R = σ(L)/σ(T) and of σ(A)/σ(D) in Deep-Inelastic e-D, e-Fe, and e-Au Scattering

NUCLEAR REACTIONS 2H, Fe, 197Au(e, e), E=high; measured longitudinal to transverse σ(ratio), σ relative to 2H.

doi: 10.1103/PhysRevLett.60.2591
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1988HI02      Phys.Rev.Lett. 60, 905 (1988)

R.S.Hicks, J.Button-Shafer, B.Debebe, J.Dubach, A.Hotta, R.L.Huffman, R.A.Lindgren, G.A.Peterson, R.P.Singhal, C.W.de Jager

Determination of Single-Nucleon Wave Functions by Transverse Electron Scattering

NUCLEAR REACTIONS 10,11B(e, e), 10B(e, e'), E=203-416 MeV; measured form factors. 10B deduced 1p3/2 wave function radial shape.

doi: 10.1103/PhysRevLett.60.905
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1987HI09      Phys.Rev. C36, 485 (1987)

R.S.Hicks, R.L.Huffman, R.A.Lindgren, G.A.Peterson, M.A.Plum, J.Button-Shafer

Electroexcitation of Discrete Levels in 12C and High Momentum Transfers

NUCLEAR REACTIONS 12,13C(e, e'), E=80-485 MeV; measured σ(E(e'), θ). 13,12C levels deduced transverse excitation form factors. Enriched 13C target. Shell model.

doi: 10.1103/PhysRevC.36.485
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1962BU19      Phys.Rev. 127, 1297 (1962)

J.Button, B.Maglic

Experimental Study of the Polarization and Magnetic Moment of the Antiproton

doi: 10.1103/PhysRev.127.1297
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1960BU25      Phys.Rev. 118, 1333 (1960)

J.Button, R.Mermod

Complete Determination of Polarization for a High-Energy Deuteron Beam

doi: 10.1103/PhysRev.118.1333
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1957BU67      Phys.Rev. 108, 1557 (1957)

J.Button, T.Elioff, E.Segre, H.M.Steiner, R.Weingart, C.Wiegand, T.Ypsilantis

Antineutron Production by Charge Exchange

NUCLEAR REACTIONS H, C, Pb(p-bar, X)1NN, E=440 MeV; measured reaction products, Ep, Ip, En, In; deduced antineutron production σ.

doi: 10.1103/PhysRev.108.1557
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2650.


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