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Search: Author = R.E.McDonald

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1976BA45      Phys.Rev. C14, 1782 (1976)

T.T.Bardin, J.G.Pronko, R.E.McDonald, A.R.Poletti, J.B.McGrory

Gamma-Ray Spectroscopy of Low-Lying States in ⁵⁶Cr

NUCLEAR REACTIONS ⁵⁴Cr(t, pγ), E=2.9 MeV; measured Eγ, Iγ, pγ-coin, γ(t), pγ(θ). ⁵⁶Cr deduced levels, γ-branching, J, π, T_1/2, δ. Shell model analysis.

doi: 10.1103/PhysRevC.14.1782
Citations: PlumX Metrics

1974MC07      Phys.Rev.Lett. 32, 1133 (1974)

R.E.McDonald, T.K.McNab

Double-Quantum Transitions in the Resonance Depolarization of ¹²B

NUCLEAR MOMENTS ¹²B measured NMR, b.

doi: 10.1103/PhysRevLett.32.1133
Citations: PlumX Metrics

1974MC11      Phys.Rev. C10, 333 (1974)

R.E.McDonald, J.A.Becker, R.A.Chalmers, D.H.Wilkinson

β Decay of ¹²B and ¹²N

RADIOACTIVITY ¹²N, ¹²B; measured Eβ, Iβ, βγ-coin; deduced log ft.

doi: 10.1103/PhysRevC.10.333
Citations: PlumX Metrics

1974MC12      Phys.Rev. C10, 946 (1974)

R.E.McDonald, T.K.McNab

Resonance Depolarization of ¹²B Implanted in Metallic and Semiconductor Hosts

NUCLEAR MOMENTS ¹²B; measured μ in Pt, Pd, Rh, Au, Ag, Cu, Al, Si, Si, C, Ge.

doi: 10.1103/PhysRevC.10.946
Citations: PlumX Metrics

1974PR04      Phys.Rev. C9, 1430 (1974); Erratum Phys.Rev. C10, 1249 (1974)

J.G.Pronko, T.T.Bardin, J.A.Becker, T.R.Fisher, R.E.McDonald, A.R.Poletti

Gamma-Ray Spectroscopy Studies of ⁵²Ti

NUCLEAR REACTIONS ⁵⁰Ti(t, pγ), E=2.9 MeV; measured Eγ, Iγ, DSA, γγ(θ). ⁵²Ti levels deduced J, π, T_1/2, γ-mixing.

doi: 10.1103/PhysRevC.9.1430
Citations: PlumX Metrics

1974PR11      Phys.Rev. C10, 1345 (1974)

J.G.Pronko, T.T.Bardin, J.A.Becker, R.E.McDonald, A.R.Poletti

γ-Ray Deexcitation of ⁵⁰Ti States in the Region of 4-MeV Excitation

NUCLEAR REACTIONS ⁴⁸Ti(t, pγ), E=2.9 MeV; measured pγ-coin, pγ(θ), Eγ, Iγ, DSA. ⁵⁰Ti deduced levels, T_1/2, γ-branching ratios, J, π, γ-mixing.

doi: 10.1103/PhysRevC.10.1345
Citations: PlumX Metrics

1973BE48      Phys.Rev. C8, 2007 (1973)

J.A.Becker, L.F.Chase, Jr., D.Kohler, R.E.McDonald

Study of ¹⁸O Levels with E(x) < 8 MeV Using the ¹⁹F(t, αγ)¹⁸O Reaction

NUCLEAR REACTIONS ¹⁹F(t, αγ), E=2.4-2.5 MeV; measured σ(Eα, Eγ), αγ-coin. ¹⁸O levels deduced J, π, γ-mixing, γ-branching.

doi: 10.1103/PhysRevC.8.2007
Citations: PlumX Metrics

1973FI03      Phys.Rev. C7, 1878 (1973)

T.R.Fisher, T.T.Bardin, J.A.Becker, L.F.Chase, Jr., D.Kohler, R.E.McDonald, A.R.Poletti, J.G.Pronko

Gamma-Ray Spectroscopy of Low-Lying Levels in ²⁸Mg

NUCLEAR REACTIONS ²⁶Mg(t, pγ), E=2.9 MeV; measured σ(Ep, Eγ), pγ(θ), DSA. ²⁸Mg deduced transitions, levels, T_1/2, γ-branching, γ-mixing, J.

doi: 10.1103/PhysRevC.7.1878
Citations: PlumX Metrics

1973PO02      Phys.Rev. C7, 1433 (1973)

A.R.Poletti, T.T.Bardin, J.G.Pronko, R.E.McDonald

Lifetimes in ³³P by the Doppler-Shift-Attenuation Method

NUCLEAR REACTIONS ³¹P(t, pγ), E=2.9 MeV; measured σ(Ep), Eγ, Doppler-shift attenuation; ³³P deduced levels, T_1/2, J, π.

doi: 10.1103/PhysRevC.7.1433
Citations: PlumX Metrics

1973PO03      Phys.Rev. C7, 1479 (1973)

A.R.Poletti, T.T.Bardin, R.E.McDonald, J.G.Pronko

³³P; Angular Correlation Studies of Excited States

NUCLEAR REACTIONS ³¹P(t, pγ), E=2.9 MeV; measured σ(Ep), pγ(θ), Eγ, Iγ. ³³P deduced levels, γ-mixing, J, π.

doi: 10.1103/PhysRevC.7.1479
Citations: PlumX Metrics

1973PR10      Phys.Rev. C7, 1061 (1973)

J.G.Pronko, R.E.McDonald

Study of ⁴²Ar Using the ⁴⁰Ar(t, pγ)⁴²Ar Reaction

NUCLEAR REACTIONS ⁴⁰Ar(t, pγ), E=2.9 MeV; measured σ(Ep, Eγ), pγ(θ). ⁴²Ar deduced levels, J, γ-mixing.

doi: 10.1103/PhysRevC.7.1061
Citations: PlumX Metrics

1972PR18      Phys.Rev. C6, 2065 (1972)

J.G.Pronko, R.E.McDonald

Study of ³²Si Using the ³⁰Si(t, pγ) Reaction

NUCLEAR REACTIONS ³⁰Si(t, pγ), E=2.7, 2.8 MeV; measured DSA, σ(Ep, Eγ, θ(pγ)). ³²Si deduced levels, J, π, T_1/2, γ-mixing, γ-branching.

doi: 10.1103/PhysRevC.6.2065
Citations: PlumX Metrics

1971JO03      Phys.Rev. C3, 724 (1971)

A.D.W.Jones, J.A.Becker, R.E.McDonald

Study of the Low-Lying Excited States of ²⁹Al. III. Mean Lifetimes and Interpretation

NUCLEAR REACTIONS ²⁷Al(t, pγ), E=2.54 MeV; measured σ(Ep, Eγ), Doppler shift attenuation. ²⁹Al levels deduced J, π, T_1/2.

doi: 10.1103/PhysRevC.3.724
Citations: PlumX Metrics

1971MC11      Phys.Rev. C4, 377 (1971)

R.E.McDonald, J.A.Becker, A.D.W.Jones, A.R.Poletti

Radiative Decay of the 1.472-MeV State of O¹⁹

NUCLEAR REACTIONS ¹⁸O(d, pγ), E=2.68 MeV; measured σ(Ep, Eγ, θ(γ)), Doppler shift attenuation. ¹⁹O deduced levels, T_1/2, γ-branching.

doi: 10.1103/PhysRevC.4.377
Citations: PlumX Metrics

1970BA65      Phys.Rev. C2, 2283 (1970)

T.T.Bardin, J.A.Becker, R.E.McDonald, A.D.W.Jones

Study of the ³³Cl(β⁺)³³S Decay

RADIOACTIVITY ³³Cl; measured Eγ, Iγ, T_1/2; deduced log ft, β-branching. ³³S deduced levels. ²⁵Al; measured Eγ, Iγ; deduced β-branching.

doi: 10.1103/PhysRevC.2.2283
Citations: PlumX Metrics

1970JO06      Phys.Rev. C1, 1000 (1970)

A.D.W.Jones, J.A.Becker, R.E.McDonald, A.R.Poletti

Beta Decay of Na²⁵ and Al²⁹

RADIOACTIVITY ²⁵Na, ²⁹Al[from ²³Na, ²⁷Al(t, p)]; measured Eγ, Iγ; deduced log ft. ²⁵Mg, ²⁹Si deduced γ-branching.

doi: 10.1103/PhysRevC.1.1000
Citations: PlumX Metrics

1970NI03      Phys.Rev. C1, 893 (1970)

R.W.Nightingale, J.A.Becker, R.E.McDonald, D.Kohler

O¹⁸(t, p₁γ)O²⁰ Angular Correlation

NUCLEAR REACTIONS ¹⁸O(t, pγ), E=2 MeV; measured σ(Ep, Eγ, θ(pγ)). ²⁰O level deduced J.

doi: 10.1103/PhysRevC.1.893
Citations: PlumX Metrics

1970PO08      Phys.Rev. C2, 964 (1970)

A.R.Poletti, J.A.Becker, R.E.McDonald

Angular-Correlation Study of Na²³ Using the Mg²⁴(t, αγ)Na²³ Reaction

NUCLEAR REACTIONS ²⁴Mg(t, αγ), E=2.80 MeV; measured σ(Eα, Eγ, θ(γ), θ(αγ)). ²³Na levels deduced J, π, γ-branching, γ-mixing.

doi: 10.1103/PhysRevC.2.964
Citations: PlumX Metrics

1969BE63      Phys.Rev. 188, 1783 (1969)

J.A.Becker, R.E.McDonald, L.F.Chase, Jr., D.Kohler

Low-Lying Levels in Na²⁵

NUCLEAR REACTIONS ²⁶Mg(t, αγ), E=2.6 MeV; ²³Na(t, pγ), E=2 MeV; measured σ(Eα, Eγ, θ(αγ)), σ(Ep, Eγ). ²⁵Na deduced levels, J, π, γ-branching, γ-mixing.

doi: 10.1103/PhysRev.188.1783
Citations: PlumX Metrics

1969JO22      Phys.Rev. 187, 1388 (1969)

A.D.W.Jones, J.A.Becker, R.E.McDonald

Study of the Low-Lying Excited States of Al²⁹ II: Al²⁷(t, pγ)Al²⁹ and Si³⁰(t, αγ)Al²⁹ Angular Correlation Investigation

NUCLEAR REACTIONS ²⁷Al(t, pγ), E=2.8 MeV; ³⁰Si(t, αγ), E=2.5 MeV; measured σ(Ep, Eγ, θ(pγ)), σ(Eα, Eγ, θ(αγ)). ²⁹Al deduced levels, J, π, γ-mixing, γ-branching.

doi: 10.1103/PhysRev.187.1388
Citations: PlumX Metrics

1969MC12      Phys.Rev. 181, 1631 (1969)

R.E.McDonald, J.A.Becker, A.D.W.Jones, A.R.Poletti

Beta Decay of Ne²⁴

RADIOACTIVITY ²⁴Ne[from ²²Ne(t, p)]; measured T_1/2, Eγ, Iγ; deduced β-branching. ²⁴Na levels deduced J, π. Ge(Li) detector.

doi: 10.1103/PhysRev.181.1631
Citations: PlumX Metrics

1969PO03      Phys.Rev. 182, 1054 (1969)

A.R.Poletti, J.A.Becker, R.E.McDonald

Some Properties of the States at 1.346, 1.459, and 1.554 MeV in F¹⁹

NUCLEAR REACTIONS ¹⁹F(p, p'γ) , E=2.8, 2.9, 5 MeV; measured σ(E;Eγ, θ(γ)), Doppler shift attenuation. ¹⁹F deduced levels, T_1/2, γ-mixing, γ-branching. Ge(Li) detector.

doi: 10.1103/PhysRev.182.1054
Citations: PlumX Metrics

1969PO04      Phys.Rev. 181, 1606 (1969)

A.R.Poletti, A.D.W.Jones, J.A.Becker, R.E.McDonald

Lifetimes of Excited States in Ca⁴⁰ by the Doppler-Shift Attenuation Method

NUCLEAR REACTIONS ⁴⁰Ca(p, p'γ), E = 8.5-9.0 MeV; measured σ(E;Eγ, θ(γ)), Doppler shift attenuation. ⁴⁰Ca deduced levels J, π, T_1/2, level-width, γ-branching. Ge(Li) detector.

doi: 10.1103/PhysRev.181.1606
Citations: PlumX Metrics

1969PO06      Phys.Rev. 184, 1130 (1969)

A.R.Poletti, A.D.W.Jones, J.A.Becker, R.E.McDonald, R.W.Nightingale

Doppler-Shift Measurements of Lifetimes of Low-Lying Levels in Na²³

NUCLEAR REACTIONS ²³Na(p, p'γ), E = 3.75-5.25 MeV; measured σ(E;Eγ), Doppler shift attenuation. ²³Na deduced levels, T_1/2.

doi: 10.1103/PhysRev.184.1130
Citations: PlumX Metrics

1968BE55      Phys.Rev. 176, 1310(1968)

J.A.Becker, L.F.Chase, Jr., R.E.McDonald, E.K.Warburton

Ne²²(t, pγ)Ne²⁴ Angular Correlation Study

NUCLEAR REACTIONS ²²Ne(t, pγ), E approx. 2.5 MeV; measured Eγ, σ(Ep, Eγ, θ). ²⁴Ne deduced levels, J, π, T_1/2, level-width, γ-branching, γ-mixing.

doi: 10.1103/PhysRev.176.1310
Citations: PlumX Metrics

1968CH05      Phys.Rev. 166, 997 (1968)

L.F.Chase, Jr., R.E.McDonald, W.W.True, E.K.Warburton

Spin Assignments of the B¹² 0.95-, 1.67-, and 2.62-MeV Levels

NUCLEAR STRUCTURE ¹¹B, ¹²B; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.166.997
Citations: PlumX Metrics

1968CH11      Phys.Rev.Letters 21, 33 (1968)

L.F.Chase, Jr., R.E.McDonald, R.W.Nightingale

Decay of Ca⁵⁰

NUCLEAR STRUCTURE ⁵⁰Sc, ⁵⁰Ca; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRevLett.21.33
Citations: PlumX Metrics

1967BE29      Phys.Rev. 157, 967 (1967)

J.A.Becker, L.F.Chase, Jr., R.E.McDonald

Levels of Si²⁹ below 4.1-MeV Excitation Energy

NUCLEAR STRUCTURE ²⁹Si; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.157.967
Citations: PlumX Metrics

1967MC05      Phys.Rev. 154, 1101 (1967)

R.E.McDonald, J.A.Becker

Lifetime of the F²¹ 0.28-MeV Level

NUCLEAR STRUCTURE ¹⁹F, ²¹F; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.154.1101
Citations: PlumX Metrics

1966AL06      Phys.Rev. 143, 692 (1966)

D.E.Alburger, P.D.Parker, D.J.Bredin, D.H.Wilkinson, P.F.Donovan, A.Gallmann, R.E.Pixley, L.F.Chase, Jr., R.E.McDonald

Properties of the 4.77- and 5.16-MeV States of B¹⁰

NUCLEAR STRUCTURE ⁶Li, ¹¹B, ¹⁰B; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.143.692
Citations: PlumX Metrics

1966BE15      Phys.Rev. 146, 761 (1966)

J.A.Becker, L.F.Chase, Jr., D.B.Fossan, R.E.McDonald

Study of Low-Lying States of S³³

NUCLEAR STRUCTURE ³³S; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.146.761
Citations: PlumX Metrics

1966BE23      Bull.Am.Phys.Soc. 11, No.3, 406, KA5 (1966)

J.A.Becker, L.F.Chase, Jr., R.E.McDonald

Spin of the Si²⁹ 3.62-MeV Level

NUCLEAR STRUCTURE ²⁹Si; measured not abstracted; deduced nuclear properties.

1966BE36      Bull.Am.Phys.Soc. 11, No.1, 65, DA12 (1966)

J.A.Becker, R.E.McDonald, L.F.Chase, Jr.

Angular-Correlation Studies of Some Si²⁹ γ-Rays

NUCLEAR STRUCTURE ²⁹Si; measured not abstracted; deduced nuclear properties.

1966FO02      Phys.Rev. 141, 1018 (1966)

D.B.Fossan, R.E.McDonald, L.F.Chase, Jr.

Lifetime of the 1.02-MeV State in Ne²³

NUCLEAR STRUCTURE ²³Ne; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.141.1018
Citations: PlumX Metrics

1965BE29      Bull.Am.Phys.Soc. 10, No.6, 713, DG2 (1965)

J.A.Becker, L.F.Chase, Jr., D.B.Fossan, R.E.McDonald

Study of the Low-Lying Levels of S³³

NUCLEAR STRUCTURE ³³S; measured not abstracted; deduced nuclear properties.

1965CH03      Bull.Am.Phys.Soc. 10, No.1, 91, HC1 (1965)

L.F.Chase, Jr., H.A.Grench, R.E.McDonald, F.J.Vaughn

Decay of N¹⁸

NUCLEAR STRUCTURE ¹⁸N; measured not abstracted; deduced nuclear properties.

1965MC10      Phys.Rev. 140, B1198 (1965)

R.E.McDonald, D.B.Fossan, L.F.Chase, Jr., J.A.Becker

O¹⁷ and O¹⁹ Lifetimes by a Particle-Gamma Coincidence Technique

NUCLEAR STRUCTURE ¹⁶O, ¹⁷O, ¹⁸O, ¹⁹O; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.140.B1198
Citations: PlumX Metrics

1964CH19      Phys. Rev. Letters 13, 665 (1964)

L.F.Chase, Jr., H.A.Grench, R.E.McDonald, F.J.Vaughn

New Isotope of Nitrogen: N¹⁸

NUCLEAR STRUCTURE ¹⁸N; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRevLett.13.665
Citations: PlumX Metrics

1964MC14      WASH-1048, p.67 (1964)

R.E.McDonald, L.F.Chase, Jr.

Proton Angular Distribution from Low-Q (d, p) Reactions

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

1963MC16      Thesis, Stanford Univ. (1963); Nucl.Sci.Abstr. 18, 160, Abstr.1090 (1964)

R.E.McDonald

A Comparison of the Beta Spectra of Boron 12 and Nitrogen 12: A Test of the Conserved Vector Current Theory

NUCLEAR STRUCTURE ¹²N, ¹²B; measured not abstracted; deduced nuclear properties.

1962MC14      Bull.Am.Phys.Soc. 7, No.9, 605, G6 (1962)

R.E.McDonald, W.E.Meyerhof

Comparison of the β Spectra of B¹² and N¹²

NUCLEAR STRUCTURE ¹²B, ¹²N; measured not abstracted; deduced nuclear properties.