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NSR database version of April 26, 2024.

Search: Author = W.M.MacDonald

Found 12 matches.

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1985KI13      Phys.Rev. C32, 1196 (1985)

G.K.Kim, W.M.MacDonald

Coherent Contributions of Charge-Dependent Forces to the Spreading Width of the Analog of 49Ca

NUCLEAR REACTIONS 48Ca(p, p), E(cm)=1.9-2.03 MeV; analyzed σ(E), strength function data. 49Sc deduced IAS spreading width. Microscopic model.

NUCLEAR STRUCTURE 49Sc; calculated IAS spreading width; deduced short-range, charge-dependent force contribution.

doi: 10.1103/PhysRevC.32.1196
Citations: PlumX Metrics

1984MA05      Phys.Rev. C29, 425 (1984)

W.M.MacDonald, M.C.Birse

Strength Function for the Giant Isovector Monopole Resonance

NUCLEAR STRUCTURE 38Cl, 41Ar, 43,45,49Ca, 51Ti, 52V, 63,65Ni, 71Zn, 91Zr, 93Mo, 139Ba, 208Pb; calculated ground state analog spreading widths. Giant resonance strength function theory, Lane-Mekjian sum rule techniques.

doi: 10.1103/PhysRevC.29.425
Citations: PlumX Metrics

1983MA02      Nucl.Phys. A395, 221 (1983)

W.M.Macdonald

Optical Phase Shift Analysis of n + 32S

NUCLEAR REACTIONS 32S(n, n), E ≤ 1.1 MeV; calculated phase shifts. Optical phase shift model.

doi: 10.1016/0375-9474(83)90097-0
Citations: PlumX Metrics

1983MA39      Nucl.Phys. A403, 99 (1983)

W.M.Macdonald, M.C.Birse

Optical Phase Shifts from Low-Energy Neutron Cross Sections

NUCLEAR REACTIONS 60Ni(n, n), E=0.1-1 MeV; calculated s-wave phase shifts. Feshbach projection operator formalism, Lorentz weighted S-matrix.

doi: 10.1016/0375-9474(83)90191-4
Citations: PlumX Metrics

1980MA11      Phys.Rev. C21, 1642 (1980)

W.M.MacDonald

Reply to 'Comment on 'Statistical Significance of Spreading Widths for Doorway States''

NUCLEAR REACTIONS 40Ar(p, p), E=1700-2100 keV; 44Ca(p, p), E=2200-2900 keV; analyzed IAR strength functions, summed strength function; deduced dependence on fine structure, reduced width errors.

doi: 10.1103/PhysRevC.21.1642
Citations: PlumX Metrics

1980MA23      Ann.Phys.(New York) 125, 253 (1980)

W.M.MacDonald

Strength Functions for Fragmented Doorway States

NUCLEAR REACTIONS 40Ar(p, p), E=2.3-2.6 MeV; calculated fragmented IAS strength function. 41K deduced fine structure resonance parameters. Doorway, hallway states, K-matrix width averaging.

doi: 10.1016/0003-4916(80)90135-9
Citations: PlumX Metrics

1979DR05      Phys.Rev. C20, 267 (1979)

E.T.Dressler, W.M.MacDonald, J.S.O'Connell

Properties of the Charged Photopion Production Operator and the 2H(γ, π+)2n Cross Section

NUCLEAR REACTIONS 2H(γ, π+), E=2-20 MeV above threshold; calculated σ. γ-nucleon-π amplitude of Blomqvist, Laget.

doi: 10.1103/PhysRevC.20.267
Citations: PlumX Metrics

1979MA02      Phys.Rev. C19, 455 (1979)

W.M.MacDonald, E.T.Dressler, J.S.O'Connell

Photopion Production in the Fermi-Gas Model

NUCLEAR REACTIONS Li, 9Be(γ, π), E=140-340 MeV; calculated σ(Eπ, θπ) in nuclear matter.

doi: 10.1103/PhysRevC.19.455
Citations: PlumX Metrics

1969PE06      Phys.Rev. 182, 1066 (1969)

J.D.Perez, W.M.MacDonald

Continuum Shell-Model Calculation for 16O

NUCLEAR STRUCTURE 16O; calculated resonance states.

doi: 10.1103/PhysRev.182.1066
Citations: PlumX Metrics

1962NA04      Bull.Am.Phys.Soc. 7, No.4, 269, CB11 (1962)

M.A.Nagarajan, W.M.MacDonald

Shell-Model Analysis of the Reaction B11(d, n)C12

NUCLEAR STRUCTURE 11B; measured not abstracted; deduced nuclear properties.

1961AL04      Bull.Am.Phys.Soc. 6, No.3, 225, AA2 (1961)

A.Altman, J.B.Marion, W.M.MacDonald

Nucleon Reduced Widths and Charge Independence

NUCLEAR STRUCTURE 10Be, 10B; measured not abstracted; deduced nuclear properties.

1960FA01      Bull.Am.Phys.Soc. 5, No.1, 55, RA2 (1960)

S.Fallieros, W.M.Macdonald

Charged Particles Reactions Induced by Bombardment of C13 and Li6 with MeV Li6 Ions

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