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NSR database version of May 20, 2024.

Search: Author = M.W.Johnson

Found 7 matches.

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1985JO04      Phys.Lett. 161B, 75 (1985)

M.W.Johnson, E.B.Shera, M.V.Hoehn, R.A.Naumann, J.D.Zumbro, C.E.Bemis, Jr.

241Am and 243Am Charge Distributions from Muonic X-Ray Spectroscopy and the Quadrupole Moment of the 240Am Fission Isomer

NUCLEAR REACTIONS 241,243Am(μ-, X), E at rest; measured muonic E X-ray, I X-ray. 241,243Am deduced intrinsic quadrupole moment, Barrett radii. 240Am deduced fission isomer quadrupole moment. Optical isotope shift data input.

ATOMIC PHYSICS, Mesic-Atoms 241,243Am(μ, X), E at rest; measured muonic X-rays.

doi: 10.1016/0370-2693(85)90612-4
Citations: PlumX Metrics


1980OR01      Phys.Rev. C21, 1967 (1980)

C.J.Orth, J.D.Knight, K.Wolfsberg, M.W.Johnson

Nuclear Disintegration of Some Complex Nuclei by 60-MeV Muons

NUCLEAR REACTIONS 12C, 46,48Ti, 58Ni, 63Cu, 174Yb, 197Au, 203Tl(μ+, xnyp), E=60 MeV; 12C(μ+, xnyp), E=30 MeV; 12C, 63Cu, 197Au, 203Tl(μ-, xn), E=60 MeV; measured production σ for 11C, 45Ti, 47Sc, 57Ni, 57Co, 61,62Cu, 173Tm, 194,196Au, 199,200,201,202Tl. Activation method, enriched 203Tl target. PWBA, virtual photon calculations.

doi: 10.1103/PhysRevC.21.1967
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1980WI06      Phys.Rev. C21, 2019 (1980)

W.W.Wilcke, M.W.Johnson, W.U.Schroder, D.Hilscher, J.R.Birkelund, J.R.Huizenga, J.C.Browne, D.G.Perry

Actinide Muonic Atom Lifetimes Deduced from Muon-Induced Fission

NUCLEAR REACTIONS 235,238U, 237Np, 239,242Pu(μ-, F), E at rest; measured delayed fission. 232Th, 233,235,238U, 237Np, 239,242Pu deduced muon capture rates, T1/2 of muonic atoms, isotopic effects.

doi: 10.1103/PhysRevC.21.2019
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1979SC19      Phys.Rev.Lett. 43, 672 (1979)

W.U.Schroder, W.W.Wilcke, M.W.Johnson, D.Hilscher, J.R.Huizenga, J.C.Browne, D.G.Perry

Evidence for Atomic Muon Capture by Fragments from Prompt Fission of Muonic 237Np, 239Pu, and 242Pu

NUCLEAR REACTIONS 237Np, 239,242Pu(μ-, nF), E=at rest; measured (fragment n)-coin; deduced T1/2 of muon bound to target, target-n, fission fragment.

doi: 10.1103/PhysRevLett.43.672
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1978JO05      Phys.Rev. C17, 927 (1978)

M.W.Johnson, R.C.Thompson, J.R.Huizenga

States in U233 Excited by the 234U(d, t) and 234U(3He, α) Reactions

NUCLEAR REACTIONS 234U(d, t), E=14 MeV; 234U(3He, α), E=30 MeV; measured σ(θ). 233U deduced levels, L, Nilsson configurations, J, π.

doi: 10.1103/PhysRevC.17.927
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1978WI07      Phys.Rev. C18, 1452 (1978)

W.W.Wilke, M.W.Johnson, W.U.Schroder, J.R.Huizenga, D.G.Perry

Neutron Emission from Actinide Muonic Atoms

NUCLEAR REACTIONS 232Th, 235,238U, 237Np, 239,242Pu(μ-, F), E=0 MeV; measured n(t); deduced total muon capture rates, isotope effect, Γn/Γf.

doi: 10.1103/PhysRevC.18.1452
Citations: PlumX Metrics


1977JO09      Phys.Rev. C15, 2169 (1977)

M.W.Johnson, W.U.Schroder, J.R.Huizenga, W.K.Hensley, D.G.Perry, J.C.Browne

Measurement of Total Muon-Capture Rates in 232Th, 235,238U, and 239Pu

RADIOACTIVITY 232Th, 235,238U, 239Pu; measured muon disappearance rates in muonic atoms; deduced total muon capture rates, upper limit for population of shape isomers.

doi: 10.1103/PhysRevC.15.2169
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