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NSR database version of April 26, 2024.

Search: Author = P.A.Guichon

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2023LE09      Phys.Rev. C 108, 015804 (2023)

J.Leong, T.F.Motta, A.W.Thomas, P.A.M.Guichon

Dense nuclear matter with phenomenological short distance repulsion

doi: 10.1103/PhysRevC.108.015804
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2021MO08      Nucl.Phys. A1009, 122157 (2021)

T.F.Motta, P.A.M.Guichon, A.W.Thomas

On the sound speed in hyperonic stars

doi: 10.1016/j.nuclphysa.2021.122157
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2020AN18      Phys.Rev. C 102, 065801 (2020)

S.Antic, J.R.Stone, J.C.Miller, K.L.Martinez, P.A.M.Guichon, A.W.Thomas

Outer crust of a cold, nonaccreting neutron star within the quark-meson-coupling model

NUCLEAR STRUCTURE Z=26-50, N=20-90; calculated nuclear binding energies, two-neutron drip line using the QMCπ-III mass model, and compared with experimental data. ⁵⁶Fe, ^62,64,66,78Ni, ⁸⁰Zn, ⁸²Ge, ⁸⁴Se, ^86,118,120Kr, ^120,122,124Sr, ¹²¹Y, ¹²²Zr, ¹²⁴Mo, ¹²⁶Ru; calculated numerical results of the equation of state (EOSs) in the outer crust of cold nonaccreting, nonrotating neutron stars, such as baryon number densities at the bottom and top of each layer, and neutron and electron chemical potentials, and properties of individual layers in the outer crust. Comparison with results from FRDM, HFB24, and NL3 mass models.

doi: 10.1103/PhysRevC.102.065801
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2020BA15      Acta Phys.Pol. B51, 611 (2020)

P.Baczyk, M.Konieczka, K.M.L.Martinez, S.Antic, P.A.M.Guichon, W.Satula, J.R.Stone, A.W.Thomas

On Introducing Charge-Symmetry-Breaking Terms to Nuclear Energy Density Functionals

doi: 10.5506/APhysPolB.51.611
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2020MA43      Phys.Rev. C 102, 034304 (2020)

K.L.Martinez, A.W.Thomas, P.A.M.Guichon, J.R.Stone

Tensor and pairing interactions within the quark-meson coupling energy-density functional

NUCLEAR STRUCTURE Z=20, N=14-38; Z=28, N=20-50; Z=50, N=50-88; Z=82, N=96-138; calculated binding energies with and without tensor contribution, two-neutron shell gaps. ^40,48Ca, ^56,78Ni, ^100,132Sn; calculated proton and neutron single-particle states, deformation energies, spin-orbit splittings with and without tensor contribution. ^{90,92,94,96,98,100,102,104,106,108,110,112}Zr; calculated β₂ deformation parameters and deformation energies. ^{254,256,254,256,258,260,262,264}Fm, ^{254,256,258,260,262,264,266,268}Rf; calculated two-neutron shell gaps. Quark-meson coupling (QMC) model (QMCπ-III-T), with the density functional which included tensor component, and pairing interaction from the QMC framework. Comparison with experimental data.

doi: 10.1103/PhysRevC.102.034304
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2019MA57      Phys.Rev. C 100, 024333 (2019)

K.L.Martinez, A.W.Thomas, J.R.Stone, P.A.M.Guichon

Parameter optimization for the latest quark-meson coupling energy-density functional

NUCLEAR STRUCTURE Z=20, 28, 50, 82; N=20, 28, 50, 82, 126; calculated binding energies, rms charge radii, and pairing gaps for 70 nuclei. Z=8-96, N=8-160; calculated binding energies, rms charge radii, and S(2n) for 739 even-even nuclei. Z=20, N=16-36; Z=28, N=26-52; Z=50, N=52-86; Z=82, N=98-142; calculated S(2n) for even-even nuclei. Z=20, A=34-58; Z=82, A=178-220; calculated isotopic shifts for even-even nuclei. ^36,38,40,48Ca, ⁵⁴Fe, ^58,60,64Ni, ⁹⁰Zr, ^112,116,124Sn, ²⁰⁸Pb; calculated skin thicknesses. ⁴⁰Ca, ⁷⁸Ni, ¹³²Sn; calculated proton and neutron single-particle states. Z=64, A=134-170; calculated B(E2) and β₂ for the first 2+ states in even-even nuclei. ⁹⁰Zr, ¹¹⁶Sn, ¹⁴⁴Sm, ²⁰⁸Pb; calculated energies of giant monopole resonances (GMR). Z>96, A=232-294; calculated binding energies for superheavy nuclei. HF+BCS calculations with quark-meson-coupling (QMC) model, using QMCπ-II energy density functional. Optimization of model parameters by detailed comparisons and fittings with the experimental data. Comparison with other theoretical calculations.

doi: 10.1103/PhysRevC.100.024333
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2019ST10      Phys.Rev. C 100, 044302 (2019)

J.R.Stone, K.Morita, P.A.M.Guichon, A.W.Thomas

Physics of even-even superheavy nuclei with 96 < Z < 110 in the quark-meson-coupling model

NUCLEAR STRUCTURE ^{244,246,248,250,252,254}Cf, ^{246,248,250,252,254,256}Fm; calculated ground state binding energies and compared to values in AME-2016. ^{234,236,238,240,242,244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280}Cm, ^{236,238,240,242,244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282}Cf, ^{238,240,242,244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284}Fm, ^{240,242,244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286}No, ^{242,244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286,288}Rf, ^{244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286,288,290}Sg, ^{246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286,288,290,292}Hs, ^{248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286,288,290,292,294}Ds; calculated deformation energies and neutron pairing energies as a function of the quadrupole deformation parameter β₂, S(2n), Q(α), shape coexistence in N=168-184 Sg nuclei. ^40,48Ca, ^56,68,78Ni, ⁹⁰Zr, ^100,132Sn, ¹⁴⁶Gd, ²⁰⁸Pb; calculated proton and neutron single-particle energies. ²⁴⁴Cm, ²⁴⁸Cf, ²⁵²Fm, ²⁵⁶No, ²⁶⁰Rf, ²⁶⁴Sg, ²⁶⁸Hs, ²⁷²Ds; calculated neutron single-particle states. Quark-meson-coupling (QMC) model. Comparison with available experimental data from AME-2016 and databases at NNDC.

doi: 10.1103/PhysRevC.100.044302
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2016ST07      Phys.Rev.Lett. 116, 092501 (2016)

J.R.Stone, P.A.M.Guichon, P.G.Reinhard, A.W.Thomas

Finite Nuclei in the Quark-Meson Coupling Model

NUCLEAR STRUCTURE ²⁷⁰Db, ^264,255Hs, ^260,262Sg, ^256,258Rf, ^254,256No, ^{246,248,250,252,254,256}Fm; calculated ground-state binding energies, deformation parameters. Effective quark-meson coupling (QMC) energy density functional (EDF), comparison with available data.

doi: 10.1103/PhysRevLett.116.092501
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2010TS03      Int.J.Mod.Phys. E19, 2546 (2010)

K.Tsushima, P.A.M.Guichon, R.Shyam, A.W.Thomas

Binding of hypernuclei, and photoproduction of Λ-hypernuclei in the latest quark-meson coupling model

NUCLEAR STRUCTURE ^16,17O, ^40,41,49Ca, ⁸⁹Y, ⁹¹Zr, ^208,209Pb; calculated hypernuclei single-particle energies. Quark-meson coupling model, comparison with experimental data.

doi: 10.1142/S021830131001706X
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2008GU18      Nucl.Phys. A814, 66 (2008)

P.A.M.Guichon, A.W.Thomas, K.Tsushima

Binding of hypernuclei in the latest quark-meson coupling model

NUCLEAR STRUCTURE ¹⁷O, ^41,49Ca, ⁹¹Zr, ²⁰⁹Pb; calculated hypernuclei binding energies using quark-meson coupling model. Comparison with data.

doi: 10.1016/j.nuclphysa.2008.10.001
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2007RI13      Nucl.Phys. A792, 341 (2007)

J.Rikovska Stone, P.A.M.Guichon, H.H.Matevosyan, A.W.Thomas

Cold uniform matter and neutron stars in the quark-meson-coupling model

doi: 10.1016/j.nuclphysa.2007.05.011
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2006GU11      Nucl.Phys. A772, 1 (2006)

P.A.M.Guichon, H.H.Matevosyan, N.Sandulescu, A.W.Thomas

Physical origin of density dependent forces of Skyrme type within the quark meson coupling model

NUCLEAR STRUCTURE ¹⁶O, ^40,48Ca, ²⁰⁸Pb; calculated binding energies, radii, proton and neutron densities. Ni, Zr; calculated two-neutron drip line. ⁴²Si, ⁶⁰Ge; calculated two-neutron separation energy, shell quenching features. Quark-meson coupling model, comparison with Skyrme models, astrophysical implications discussed.

doi: 10.1016/j.nuclphysa.2006.04.002
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2005GO08      Eur.Phys.J. A 24, Supplement 2, 33 (2005)

M.Gorchtein, P.A.M.Guichon, M.Vanderhaeghen

Transverse single spin asymmetry in elastic electron-proton scattering

NUCLEAR REACTIONS ¹H(e, e), E=3-11 GeV; calculated spin asymmetries, two-photon exchange contributions.

doi: 10.1140/epjad/s2005-04-006-2
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2005GO23      Nucl.Phys. A755, 273c (2005)

M.Gorchtein, P.A.M.Guichon, M.Vanderhaeghen

Normal Spin Asymmetries in Elastic Electron-Proton Scattering

NUCLEAR REACTIONS ¹n, ¹H(polarized e, e), E=3, 6, 11 GeV; calculated spin asymmetry, two-photon exchange contributions.

doi: 10.1016/j.nuclphysa.2005.03.026
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2005GU05      Eur.Phys.J. A 24, Supplement 2, 23 (2005)

P.A.M.Guichon

Two photon effects in electron scattering

NUCLEAR STRUCTURE ¹H; analyzed electron scattering data, form factor ratios, two photon effects.

doi: 10.1140/epjad/s2005-04-004-4
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2004DH01      Eur.Phys.J. A 19, Supplement 1, 47 (2004)

N.d'Hose, E.Burtin, P.A.M.Guichon, J.Marroncle

Feasibility study of deeply virtual compton scattering using COMPASS at CERN

doi: 10.1140/epjad/s2004-03-008-x
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2004GO41      Nucl.Phys. A741, 234 (2004)

M.Gorchtein, P.A.M.Guichon, M.Vanderhaeghen

Beam normal spin asymmetry in elastic lepton-nucleon scattering

NUCLEAR REACTIONS ¹H(polarized e, e), E=3-11 GeV; calculated spin asymmetry, two-photon exchange contribution. Parton model.

doi: 10.1016/j.nuclphysa.2004.06.008
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2004GU16      Phys.Rev.Lett. 93, 132502 (2004)

P.A.M.Guichon, A.W.Thomas

Quark Structure and Nuclear Effective Forces

doi: 10.1103/PhysRevLett.93.132502
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2004TH14      Prog.Theor.Phys.(Kyoto), Suppl. 156, 124 (2004)

A.W.Thomas, P.A.M.Guichon, D.B.Leinweber, R.D.Young

Towards a Connection between Nuclear Structure and QCD

doi: 10.1143/PTPS.156.124
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2003BU16      Nucl.Phys. A721, 368c (2003)

E.Burtin, N.d'Hose, P.A.M.Guichon, J.Marroncle

Deeply Virtual Compton Scattering using COMPASS at CERN

doi: 10.1016/S0375-9474(03)01071-6
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2003CH50      Phys.Rev. C 68, 035209 (2003)

G.Chanfray, M.Ericson, P.A.M.Guichon

Scalar susceptibility and chiral symmetry restoration in nuclei

doi: 10.1103/PhysRevC.68.035209
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2003GU15      Phys.Rev.Lett. 91, 142303 (2003)

P.A.M.Guichon, M.Vanderhaeghen

How to Reconcile the Rosenbluth and the Polarization Transfer Methods in the Measurement of the Proton Form Factors

NUCLEAR STRUCTURE ¹H; analyzed data; deduced form factor ratio, two-photon exchange correction. Comparison of Rosenbluth and polarization transfer analysis.

doi: 10.1103/PhysRevLett.91.142303
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2002DH02      Nucl.Phys. A711, 160c (2002)

N.d'Hose, E.Burtin, P.A.M.Guichon, S.Kerhoas-Cavata, J.Marroncle, L.Mosse

Feasibility Study of Deeply Virtual Compton Scattering using COMPASS

doi: 10.1016/S0375-9474(02)01208-3
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2002DH03      Acta Phys.Pol. B33, 3773 (2002)

N.d'Hose, E.Burtin, P.A.M.Guichon, S.Kerhoas-Cavata, J.Marroncle, L.Mosse

Feasibility Study of Deeply Virtual Compton Scattering Using Compass at CERN

2001CH27      Phys.Rev. C63, 055202 (2001)

G.Chanfray, M.Ericson, P.A.M.Guichon

Chiral Symmetry and Quantum Hadrodynamics

doi: 10.1103/PhysRevC.63.055202
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2001DE03      Nucl.Phys. A680, 250c (2001)

J.Delorme, M.Ericson, P.A.M.Guichon, A.W.Thomas

Mass Reduction as Signal of Chiral Symmetry Restoration

doi: 10.1016/S0375-9474(00)00422-X
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2001GU06      Nucl.Phys. A680, 229c (2001)

P.A.M.Guichon

Quark Models of Nuclear Physics

doi: 10.1016/S0375-9474(00)00419-X
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2000DE06      Phys.Rev. C61, 025202 (2000)

J.Delorme, M.Ericson, P.A.M.Guichon, A.W.Thomas

Correlator Mixing and Mass Reduction as Signals of Chiral Symmetry Restoration

doi: 10.1103/PhysRevC.61.025202
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2000FR07      Nucl.Phys. A663-664, 389c (2000)

J.M.Friedrich, P.Bartsch, D.Baumann, J.Berthot, P.Y.Bertin, V.Breton, W.U.Boeglin, R.Bohm, N.d'Hose, T.Caprano, S.Derber, N.Degrande, M.Ding, M.O.Distler, J.E.Ducret, R.Edelhoff, I.Ewald, H.Fonvieille, J.Friedrich, R.Geiges, Th.Gousset, P.A.M.Guichon, H.Holvoet, Ch.Hyde-Wright, P.Jennewein, M.Kahrau, S.Kerhoas, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, B.Lannoy, D.Lhuillier, A.Liesenfeld, C.Marchand, D.Marchand, J.Martino, H.Merkel, K.Merle, P.Merle, G.De Meyer, J.Mougey, R.Neuhausen, E.Offermann, Th.Pospischil, G.Quemener, O.Ravel, Y.Roblin, J.Roche, D.Rohe, G.Rosner, D.Ryckbosch, P.Sauer, H.Schmieden, S.Schardt, G.Tamas, M.Tytgat, M.Vanderhaeghen, L.Van Hoorebeke, R.Van de Vyver, J.Van de Wiele, P.Vernin, A.Wagner, Th.Walcher

The First Dedicated Virtual Compton Scattering Experiment at MAMI

NUCLEAR REACTIONS ¹H(e, e'γ), E not given; measured ep-coin, σ(E, θ(e), θ(p)); deduced structure function.

doi: 10.1016/S0375-9474(99)00624-7
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2000GU10      Nucl.Phys. A666-667, 234c (2000)

P.A.M.Guichon, M.Guidal, M.Vanderhaeghen

Deeply Virtual Compton Scattering

doi: 10.1016/S0375-9474(00)00032-4
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2000RO21      Phys.Rev.Lett. 85, 708 (2000)

J.Roche, J.M.Friedrich, D.Lhuillier, P.Bartsch, D.Baumann, J.Berthot, P.Y.Bertin, V.Breton, W.U.Boeglin, R.Bohm, N.D'Hose, S.Derber, N.Degrande, M.Ding, M.O.Distler, J.E.Ducret, I.Ewald, H.Fonvieille, J.Friedrich, P.A.M.Guichon, H.Holvoet, Ch.E.Hyde-Wright, P.Jennewein, M.Kahrau, S.Kerhoas, K.W.Krygier, B.Lannoy, A.Liesenfeld, C.Marchand, D.Marchand, J.Marroncle, J.Martino, H.Merkel, P.Merle, G.De Meyer, J.Mougey, U.Muller, R.Neuhausen, Th.Pospischil, G.Quemener, O.Ravel, Y.Roblin, D.Rohe, G.Rosner, D.Ryckbosch, H.Schmieden, G.Tamas, M.Tytgat, M.Vanderhaeghen, L.Van Hoorebeke, R.Van de Vyver, J.Van de Wiele, P.Vernin, A.Wagner, Th.Walcher, M.Weiss

First Determination of Generalized Polarizabilities of the Proton by a Virtual Compton Scattering Experiment

NUCLEAR REACTIONS ¹H(polarized e, e'γ), E=855 MeV; measured σ(E, θ(e), θ(p)). ¹H deduced dynamic structure functions, generalized polarizibilities. High-resolution spectrometers, virtual Compton scattering.

doi: 10.1103/PhysRevLett.85.708
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2000VA06      Nucl.Phys. A663-664, 324c (2000)

M.Vanderhaeghen, P.A.M.Guichon, M.Guidal

Deeply Virtual Electroproduction of Photons and Mesons on the Nucleon

NUCLEAR REACTIONS ¹H(μ⁺, X), (e⁺, X), (e, X), E=high; calculated ρ, pion production σ(θ).

doi: 10.1016/S0375-9474(99)00608-9
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1999RO30      Nucl.Phys. (Supplement) A654, 547c (1999)

J.Roche, P.Bartsch, J.Berthot, P.Y.Bertin, V.Breton, W.U.Boeglin, R.Bohm, N.d'Hose, T.Caprano, S.Derber, N.Degrande, M.Distler, J.E.Ducret, R.Edelhoff, I.Ewald, H.Fonvieille, J.Friedrich, J.M.Friedrich, R.Geiges, Th.Gousset, P.A.M.Guichon, H.Holvoet, Ch.Hyde-Wright, P.Jennewein, M.Kahrau, S.Kerhoas, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, B.Lannoy, D.Lhuillier, A.Liesenfeld, C.Marchand, D.Marchand, J.Martino, H.Merkel, K.Merle, P.Merle, G.De Meyer, J.Mougey, R.Neuhausen, E.Offermann, Th.Pospischil, G.Quemener, O.Ravel, Y.Roblin, G.Rosner, D.Ryckbosch, P.Sauer, H.Schmieden, S.Schardt, G.Tamas, M.Tytgat, M.Vanderhaeghen, L.Van Hoorebeke, R.Van de Vyver, J.Van de Wiele, P.Vernin, A.Wagner, Th.Walcher, S.Wolf

Virtual Compton Scattering Under π⁰ Threshold at Q² = 0.33 GeV². Preliminary Results.

NUCLEAR REACTIONS ¹H(e, e'γ), E=750-855 MeV; measured ep-coin, photon polarization, σ(θ). Virtual Compton scattering.

doi: 10.1016/S0375-9474(00)88498-5
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1999VA13      Phys.Rev. D60, 094017 (1999)

M.Vanderhaeghen, P.A.Guichon, M.Guidal

Deeply Virtual Electroproduction of Photons and Mesons on the Nucleon: Leading order amplitudes and power corrections

NUCLEAR REACTIONS ¹H(e, X), E not given; calculated exclusive meson, photon production σ(θ). Skewed parton distribution formalism.

doi: 10.1103/PhysRevD.60.094017
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1999VA24      Nucl.Phys. (Supplement) A654, 602c (1999)

M.Vanderhaeghen, P.A.M.Guichon, M.Guidal

Exclusive Electroproduction of Vector Mesons, Pseudoscalar Mesons and Photons in the Bjorken Regime

NUCLEAR REACTIONS ¹H(e, X), E=6 GeV; ¹H(e⁺, X), E=27 GeV; ¹H(μ⁺, X), E=200 GeV; calculated σ for the production of vector mesons, pseudoscalar mesons and photons. Comparison between different experimental conditions.

doi: 10.1016/S0375-9474(00)88509-7
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1998GU25      Prog.Part.Nucl.Phys. 41, 125 (1998)

P.A.M.Guichon, M.Vanderhaeghen

Virtual Compton Scattering Off the Nucleon

doi: 10.1016/S0146-6410(98)00056-8
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1997VA19      Nucl.Phys. A622, 144c (1997)

M.Vanderhaeghen, P.A.M.Guichon, J.Van de Wiele

Compton Scattering and the Nucleon Valence Wavefuntion

NUCLEAR REACTIONS ¹H(polarized γ, γ), (γ, γ), E=2-6 GeV; calculated Compton scattering σ, asymmetry. Perturbative QCD formalism, different nucleon quark distribution amplitudes, extensions to model independent approach.

doi: 10.1016/S0375-9474(97)00339-4
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1996GU12      Nucl.Phys. A601, 349 (1996)

P.A.M.Guichon, K.Saito, E.Rodionov, A.W.Thomas

The Role of Nucleon Structure in Finite Nuclei

NUCLEAR STRUCTURE ⁴⁰Ca; calculated nucleon spectra, charge density. ¹⁶O; calculated charge density, scalar, vector, Coulomb potentials. Quark-meson coupling model.

doi: 10.1016/0375-9474(96)00033-4
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1996KR03      Nucl.Phys. A598, 435 (1996)

P.Kroll, M.Schurmann, P.A.M.Guichon

Virtual Compton Scattering Off Protons at Moderately Large Momentum Transfer

NUCLEAR REACTIONS ¹H(γ, γ), E=high; calculated real Compton scattering σ. Diquark model, virtual scattering.

doi: 10.1016/S0375-9474(96)00002-4
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1995GU12      Nucl.Phys. A591, 606 (1995)

P.A.M.Guichon, G.Q.Liu, A.W.Thomas

Virtual Compton Scattering and Generalized Polarizabilities of the Proton

NUCLEAR REACTIONS ¹H(e, e), E=threshold; analyzed photon electroproduction characteristics. ¹H deduced polarizabilities associated features. Virtual Compton scattering.

doi: 10.1016/0375-9474(95)00217-O
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1991DE31      Phys.Lett. 263B, 157 (1991)

J.Delorme, P.A.M.Guichon

The (³He, t) Reaction as a Probe of the Nuclear Pionic Mode

NUCLEAR REACTIONS ¹²C, ²⁰⁸Pb(³He, t), E=2 GeV; calculated σ(θ) vs momentum. One-step isobar excitation.

doi: 10.1016/0370-2693(91)90579-F
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1984GU04      Phys.Lett. 134B, 15 (1984)

P.A.M.Guichon, G.A.Miller

Quarks and the Deuteron Asymptotic D State

NUCLEAR STRUCTURE ²H; calculated asymptotic D- to S-state ratio, limits to quadrupole moment change; deduced pion, gluon exchange induced tensor force role. Quark model.

doi: 10.1016/0370-2693(84)90974-2
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1983GU09      Nucl.Phys. A402, 541 (1983)

P.A.M.Guichon

Forward (p, n) Reactions and Nucleon-Nucleon Scattering

NUCLEAR REACTIONS ¹³C(p, n), E=30-300 MeV; calculated Fermi, Gamow-Teller transition, reaction probability ratio vs E. Nucleon-nucleon phase shift input, T-matrix formalism.

doi: 10.1016/0375-9474(83)90218-X
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1983GU17      Phys.Lett. 132B, 265 (1983)

P.A.M.Guichon, P.Kroll

Spin-Flip Versus Non-Spin-Flip Interaction in Forward (p, n) Reactions

NUCLEAR REACTIONS ⁷Li, ^13,14C, ²⁶Mg, ³⁷Cl, ⁴²Ca(p, n), E=60-200 MeV; ²H(p, n), E=212-495 MeV; ¹H(n, n), E=40-770 MeV; calculated Gamow-Teller to Fermi transition probability ratio vs E; deduced inconsistensies between values from (p, n), free nucleon-nucleon data.

doi: 10.1016/0370-2693(83)90304-0
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1982GU09      Nucl.Phys. A382, 461 (1982)

P.A.M.Guichon, C.Samour

Chiral Symmetry and Axial Charge density in the Isovector 0⁺ → 1⁺, 1⁺ → 0⁺ Transition in the A = 12 System

NUCLEAR STRUCTURE A=12; analyzed β-decay, μ-capture, electron scattering data; deduced weak, electromagnetic nuclear current form factors.

doi: 10.1016/0375-9474(82)90356-6
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1981GI08      Phys.Rev. C24, 241 (1981)

M.Giffon, A.Goncalves, P.A.M.Guichon, J.Julien, L.Roussel, C.Samour

μ^- Partical Capture Rates in ¹⁰B, ¹²C, and ¹⁴N

ATOMIC PHYSICS, Mesic-Atoms ¹⁰B, ¹²C, ¹⁴N, ¹⁶O(μ^-, X), E at rest; measured E(X-ray). Hyperpure Ge detectors.

NUCLEAR REACTIONS ¹⁰B, ¹²C, ¹⁴N(μ^-, ν), E at rest; measured Eγ, Iγ; deduced partial capture rates. Ge(Li) detector. Shell model, meson exchange corrections.

doi: 10.1103/PhysRevC.24.241
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1979DE01      Phys.Rev. C19, 120 (1979)

P.Desgrolard, P.A.M.Guichon

One-Pion Exchange Currents Effect on Partial Muon Capture Rates for 1p Shell Nuclei

NUCLEAR REACTIONS ⁶Li, ^10,11B, ^12,13C, ¹⁴N(μ^-, ν), E=at rest; calculated partial capture rates using 1p-shell model with one-pion exchange currents.

doi: 10.1103/PhysRevC.19.120
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1979DE15      Z.Phys. A290, 373 (1979)

P.Desgrolard, P.A.M.Guichon

One-Pion Exchange Currents Effect on the Allowed Beta-Decays in the 1p Shell Nuclei

NUCLEAR STRUCTURE A=6-14; calculated log ft for allowed β-decay transitions. 1p-shell model with one pion exchange; deduced state dependence of mesonic corections.

doi: 10.1007/BF01408398
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1979GU08      Phys.Lett. 82B, 28 (1979)

P.A.M.Guichon, C.Samour

Nuclear Wave Functions and Mesonic Exchange Currents in the Weak Transition ¹⁶O(0⁺) → ¹⁶N(0^-)

NUCLEAR REACTIONS ¹⁶O(μ^-, ν), E at rest; calculated transition probability.

RADIOACTIVITY ¹⁶N [from ¹⁶O(μ^-, ν)]; calculated β decay probability to ¹⁶O ground state; deduced sensitivity to deviations from closed core description of ¹⁶O (ground state), importance of meson exchange effects.

doi: 10.1016/0370-2693(79)90417-9
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1978DE15      Nuovo Cim. 43A, 475 (1978)

P.Desgrolard, P.A.M.Guichon, J.Joseph

Muon Capture Rates for A = 6-14 Nuclei

ATOMIC PHYSICS ^6,7Li, ⁹Be, ^10,11B, ^12,13C, ¹⁴N(μ^-, X); calculated muon capture rates.

doi: 10.1007/BF02730442
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1978GU07      Phys.Lett. 74B, 15 (1978)

P.A.M.Guichon, M.Giffon, C.Samour

Possible Evidence for Mesonic Exchange Correction in ¹⁶N(0^-) → ¹⁶O(0⁺)β-Decay and μ-Capture Reactions

RADIOACTIVITY ¹⁶N; calculated mesonic exchange correction.

NUCLEAR REACTIONS ¹⁶O(μ^-, γ); calculated mesonic exchange correction.

doi: 10.1016/0370-2693(78)90047-3
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