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NSR database version of May 30, 2024.

Search: Author = G.J.Stephenson

Found 33 matches.

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2003BE55      Phys.Rev. C 68, 045208 (2003)

C.J.Benesh, T.Goldman, G.J.Stephenson, Jr.

Valence quark distribution in A = 3 nuclei

NUCLEAR STRUCTURE 3H, 3He; calculated quark distribution functions. Relativistic quark model.

doi: 10.1103/PhysRevC.68.045208
Citations: PlumX Metrics


2000ST26      Phys.Rev. D62, 093013 (2000)

G.J.Stephenson, Jr., T.Goldman, B.H.J.McKellar

Tritium Beta Decay, Neutrino Mass Matrices, and Interactions Beyond the Standard Model

RADIOACTIVITY 3H(β-); analyzed β spectrum, possible mechanisms for anomalous structure, implications for neutrino mass determination.

doi: 10.1103/PhysRevD.62.093013
Citations: PlumX Metrics


1998ST29      Phys.Lett. 440B, 89 (1998)

G.J.Stephenson, Jr., T.Goldman

A Possible Solution to the Tritium Endpoint Problem

RADIOACTIVITY 3H(β-); calculated β-endpoint; deduced possible origin of negative neutrino mass measurement. Charge-changing interaction beyond standard model.

doi: 10.1016/S0370-2693(98)01092-2
Citations: PlumX Metrics


1994MA11      Phys.Lett. 324B, 1 (1994)

K.Maltman, G.J.Stephenson, Jr., T.Goldman

A Relativistic Quark Model of Nuclear Substructure in the A = 3 System

NUCLEAR STRUCTURE A=3; calculated binding energy, mininum radius. Relativistic quark model.

doi: 10.1016/0370-2693(94)00072-7
Citations: PlumX Metrics


1993BE33      Phys.Rev. C48, 1379 (1993)

C.J.Benesh, T.Goldman, G.J.Stephenson, Jr.

Color Magnetic Corrections to Quark Model Valence Distributions

NUCLEAR STRUCTURE 1H; calculated color magnetic corrections to valence quark distributions. Los Alamos potential model.

doi: 10.1103/PhysRevC.48.1379
Citations: PlumX Metrics


1991MA34      Nucl.Phys. A530, 539 (1991)

K.Maltman, T.Goldman, G.J.Stephenson, Jr.

Charge Symmetry Breaking in the A = 3 System and Electromagnetic Penguins (of the Second Kind)

NUCLEAR STRUCTURE 3H, 3He; calculated binding energy difference; deduced short range charge symmetry breaking interactions role.

doi: 10.1016/0375-9474(91)90768-2
Citations: PlumX Metrics


1991RO07      Phys.Rev.Lett. 67, 957 (1991)

R.G.H.Robertson, T.J.Bowles, G.J.Stephenson, Jr., D.L.Wark, J.F.Wilkerson, D.A.Knapp

Limit on (ν-bar(e)) Mass from Observation of the β Decay of Molecular Tritium

RADIOACTIVITY 3H; measured β-decay spectrum shape; deduced electron antineutrino mass upper limit. Molecular tritium.

doi: 10.1103/PhysRevLett.67.957
Citations: PlumX Metrics


1990MA27      Phys.Rev. C41, 2764 (1990)

K.Maltman, G.J.Stephenson, Jr., T.Goldman

Nuclear Charge Symmetry Breaking and Quantum-Chromodynamically-Induced Corrections to Quantum Electrodynamics

NUCLEAR STRUCTURE 3He, 3H; calculated binding energy difference; deduced short range charge symmetry breaking matrix elements. Corrections to quantum electrodynmaics.

doi: 10.1103/PhysRevC.41.2764
Citations: PlumX Metrics


1988GO10      Nucl.Phys. A481, 621 (1988)

T.Goldman, K.R.Maltman, G.J.Stephenson, Jr., K.E.Schmidt

The Importance of Nucleon Substructure in Nuclear Ground States

NUCLEAR STRUCTURE 4He; calculated binding energy. Potential model, quark substructure.

doi: 10.1016/0375-9474(88)90719-1
Citations: PlumX Metrics


1984HA60      Prog.Part.Nucl.Phys. 12, 409 (1984)

W.C.Haxton, G.J.Stephenson, Jr.

Double beta decay

doi: 10.1016/0146-6410(84)90006-1
Citations: PlumX Metrics


1984SC46      Bull.Am.Phys.Soc. 29, No.7, 1029 AD1 (1984)

K.E.Schmidt, T.Goldman, G.J.Stephenson, Jr.

Quark Tunneling Effects in 4He

NUCLEAR STRUCTURE 4He; calculated single particle energies, magnetic J splitting.


1983HA13      Phys.Rev. C28, 458 (1983)

W.C.Haxton, G.J.Stephenson, Jr.

Comment on ' Nilsson-Pairing Model for Double Beta Decay '

RADIOACTIVITY 76Ge(β-β-); calculated double β-decay Gamow-Teller matrix element. Nilsson pairing model.

doi: 10.1103/PhysRevC.28.458
Citations: PlumX Metrics


1983KL05      Phys.Rev. C27, 2529 (1983)

W.M.Kloet, B.F.Gibson, G.J.Stephenson, Jr., E.M.Henley

Parity Nonconserving Asymmetry in Neutron-Deuteron and Proton-Deuteron Scattering

NUCLEAR REACTIONS 2H(polarized p, p), (polarized n, p), E=14-40 MeV; calculated σ(E), parity nonconserving asymmetry.

doi: 10.1103/PhysRevC.27.2529
Citations: PlumX Metrics


1981HA21      Phys.Rev.Lett. 47, 153 (1981)

W.C.Haxton, G.J.Stephenson, Jr., D.Strottman

Double Beta Decay and the Majorana Mass of the Electron Neutrino

RADIOACTIVITY 76Ge, 82Se; calculated double β-decay T1/2; deduced ν(e) Majorana mass constraint. Two-neutrino, neutrinoless decay mechanisms.

doi: 10.1103/PhysRevLett.47.153
Citations: PlumX Metrics


1981PO10      Phys.Rev. C23, 2648 (1981)

W.N.Polyzou, W.R.Gibbs, G.J.Stephenson, Jr.

Energy Shift Effects in Pion-Nucleus Charge Exchange

NUCLEAR REACTIONS 13C(π+, π0), E=162 MeV; calculated σ(θ); deduced core isospin splitting effects. Plane, distorted wave analyses.

doi: 10.1103/PhysRevC.23.2648
Citations: PlumX Metrics


1978GI13      Phys.Rev. C18, 1761 (1978)

W.R.Gibbs, B.F.Gibson, G.J.Stephenson, Jr.

Threshold Pion Photoproduction and Radiative Pion Capture. III. 3He → 3H

NUCLEAR REACTIONS 3He(π-, γ), 3He(π-, π0); calculated threshold cross sections, capture rate, Panofsky ratio.

doi: 10.1103/PhysRevC.18.1761
Citations: PlumX Metrics


1977GI04      Phys.Rev.C15, 1384 (1977)

W.R.Gibbs, B.F.Gibson, A.T.Hess, G.J.Stephenson, Jr.

Pion Double Charge Exchange on 4He

NUCLEAR REACTIONS 4He(π-, π+), E=0-500 MeV; calculated σ(E, θ).

doi: 10.1103/PhysRevC.15.1384
Citations: PlumX Metrics


1977GI09      Phys.Rev. C16, 322 (1977)

W.R.Gibbs, B.F.Gibson, G.J.Stephenson, Jr.

Threshold Charged-Pion Photoproduction and Radiative Pion Capture. I. The Nucleon

NUCLEAR REACTIONS 1H(π-, γ), (γ, π+); calculated threshold σ, capture rate.

doi: 10.1103/PhysRevC.16.322
Citations: PlumX Metrics


1977GI10      Phys.Rev. C16, 327 (1977); Erratum Phys.Rev. C17, 856 (1978)

W.R.Gibbs, B.F.Gibson, G.J.Stephenson, Jr.

Threshold Charged-Pion Photoproduction and Radiative Pion Capture. II. π-d → γnn

NUCLEAR REACTIONS 2H(π-, γ); calculated capture rate, n-n scattering length.

doi: 10.1103/PhysRevC.16.327
Citations: PlumX Metrics


1977GI16      Phys.Rev.Lett. 39, 1316 (1977)

W.R.Gibbs, B.F.Gibson, G.J.Stephenson, Jr.

Evidence for the Lorentz-Lorenz Effect in Low-Energy Pion-Nucleus Scattering

NUCLEAR REACTIONS 16O(π+, π+), E=50 MeV; calculated strength parameters.

doi: 10.1103/PhysRevLett.39.1316
Citations: PlumX Metrics


1977KL07      Phys.Rev.Lett. 39, 1392 (1977)

W.M.Kloet, B.F.Gibson, G.J.Stephenson, Jr., E.M.Henley

Parity-Nonconserving Asymmetry in n-d Scattering

NUCLEAR REACTIONS 2H(polarized n, X), E=14.4 MeV; calculated weak parity-nonconserving asymmetry in total σ.

doi: 10.1103/PhysRevLett.39.1392
Citations: PlumX Metrics


1976GI01      Phys.Rev.Lett. 36, 85 (1976)

W.R.Gibbs, B.F.Gibson, A.T.Hess, G.J.Stephenson, Jr., W.B.Kaufmann

Pion Charge-Exchange Scattering from Light Nuclei

NUCLEAR REACTIONS 7Li, 10B, 13C(π+, π0); calculated σ(E).

doi: 10.1103/PhysRevLett.36.85
Citations: PlumX Metrics


1976GI06      Phys.Rev. C13, 2433 (1976)

W.R.Gibbs, B.F.Gibson, A.T.Hess, G.J.Stephenson, Jr., W.B.Kaufmann

Elastic Pion-4He Scattering

NUCLEAR REACTIONS 4He(π+, π+), (π-, π-), E=24-110 MeV; calculated σ(θ).

doi: 10.1103/PhysRevC.13.2433
Citations: PlumX Metrics


1975GI06      Phys.Rev. C11, 1448 (1975)

B.F.Gibson, G.J.Stephenson, Jr.

Charge Asymmetry Effects and the Trinucleon Buildup. II. Inclusion of the Tensor Force and Singlet Repulsion

NUCLEAR STRUCTURE 3H, 3He; calculated binding energy.

doi: 10.1103/PhysRevC.11.1448
Citations: PlumX Metrics


1974LA11      Phys.Rev. C9, 2095 (1974)

J.P.Lavine, G.J.Stephenson, Jr.

Triton Binding Energies with Two-Body Radial-Distortion Unitary Transforms

NUCLEAR STRUCTURE 3H; calculated binding energy; solved Faddeev-Lovelace equations, angular-momentum decomposed; deduced deuteron form factors.

doi: 10.1103/PhysRevC.9.2095
Citations: PlumX Metrics


1973GI07      Phys.Rev. C8, 1222 (1973)

B.F.Gibson, G.J.Stephenson, Jr.

Charge Asymmetry Effects and the Trinucleon Binding-Energy Difference

NUCLEAR STRUCTURE 3H, 3He; calculated binding energies.

doi: 10.1103/PhysRevC.8.1222
Citations: PlumX Metrics


1973LA13      Phys.Rev. C7, 968 (1973)

J.P.Lavine, S.K.Mukhopadhyay, G.J.Stephenson, Jr.

Sensitivity of Low-Energy Three-Body Properties to the Off-Shell Two-Body t Matrix

NUCLEAR STRUCTURE 3H calculated binding energy, particle-pair phase shifts below breakup threshold.

doi: 10.1103/PhysRevC.7.968
Citations: PlumX Metrics


1972RE02      Phys.Rev. C5, 41 (1972)

N.E.Reid, M.K.Banerjee, G.J.Stephenson, Jr.

Brueckner-Hartree-Fock Calculations Using Density-Dependent Effective Interactions. Application to O16

NUCLEAR STRUCTURE 16O; calculated binding energy, rms radius, single-particle energies. Brueckner-Hartree-Fock theory, density-dependent effective interactions.

doi: 10.1103/PhysRevC.5.41
Citations: PlumX Metrics


1972RE03      Phys.Rev. C5, 287 (1972)

N.E.Reid, G.J.Stephenson, Jr., M.K.Banerjee

Brueckner-Hartree-Fock Calculations Using Density-Dependent Effective Interaction Application to Deformed Nuclei C12 and Ne20

NUCLEAR STRUCTURE 12C, 20Ne; calculated binding energy, quadrupole moment, radius, hexadecapole moment, single-particle energies. Brueckner-Hartree-Fock theory.

doi: 10.1103/PhysRevC.5.287
Citations: PlumX Metrics


1972ST31      Phys.Rev. C6, 1559 (1972)

G.J.Stephenson, Jr., E.F.Redish, G.M.Lerner, M.I.Haftel

(p, 2p) Reactions with Divers Potentials

doi: 10.1103/PhysRevC.6.1559
Citations: PlumX Metrics


1971PE02      Nucl.Phys. A165, 152 (1971)

J.D.Perez, G.J.Stephenson, Jr.

A Simple Model for the Continuum-Continuum Interaction

NUCLEAR REACTIONS 16O(γ, X), E < 26 MeV; calculated σ(E).

doi: 10.1016/0375-9474(71)90155-2
Citations: PlumX Metrics


1967MA12      Phys.Rev. 157, 847 (1967)

J.B.Marion, P.H.Nettles, C.L.Cocke, G.J.Stephenson, Jr.

Isobaric-Spin Mixing in Be8 States

NUCLEAR STRUCTURE 7Li, 8Be; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.157.847
Citations: PlumX Metrics


1967ST06      Phys.Letters 24B, 209 (1967)

G.J.Stephenson, Jr., M.K.Banerjee

Shape of the Four-Particle, Four-Hole State of Oxygen 16

NUCLEAR STRUCTURE 16O; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0370-2693(67)90463-7
Citations: PlumX Metrics


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