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NSR database version of May 2, 2024.

Search: Author = E.J.Hoffman

Found 13 matches.

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1996PA43      Nucl.Instrum.Methods Phys.Res. A380, 295 (1996)

B.E.Patt, J.S.Iwanczyk, Y.J.Wang, M.P.Tornai, C.S.Levin, E.J.Hoffman

Mercuric Iodide Photodetector Arrays for Gamma-Ray Imaging

RADIOACTIVITY ²⁴¹Am(α); ⁵⁷Co(EC); measured spectra; deduced detector resolution characteristics. Mercuric iodide photodetector arrays.

doi: 10.1016/S0168-9002(96)00492-5
Citations: PlumX Metrics

1974GE07      Nucl.Phys. A226, 1 (1974)

P.D.Georgopulos, E.J.Hoffman, D.M.Van Patter

Lifetime Measurements of Some States in ⁵³Mn

NUCLEAR REACTIONS ^50,52Cr(α, pγ), E=8-10 MeV; measured DSA. ⁵³Mn levels deduced T_1/2. Enriched targets, Ge(Li), surface barrier detectors.

doi: 10.1016/0375-9474(74)90596-X
Citations: PlumX Metrics

1973HO21      Nucl.Instrum.Methods 109, 3 (1973)

E.J.Hoffman, D.M.Van Patter, D.G.Sarantites, J.H.Barker

Line Shapes of Doppler Shifted γ-Rays from Coincidence and Singles Spectra in Measurements of Nuclear Lifetimes

NUCLEAR REACTIONS ^58,60Ni(α, pγ), E=10-12.3 MeV; measured pγ-coin., Eγ, DSA. ^61,63Cu levels deduced T_1/2.

doi: 10.1016/0029-554X(73)90446-1
Citations: PlumX Metrics

1973SA19      Phys.Rev. C8, 629 (1973)

D.G.Sarantites, J.H.Barker, N.-H.Lu, E.J.Hoffman, D.M.Van Patter

Structure, Directional-Correlation, and Doppler-Shift Lifetime Measurements in ⁶¹Cu via ⁵⁸Ni(⁴He, pγ) Reaction Spectrometry

NUCLEAR REACTIONS ⁵⁸Ni(α, pγ), E=10.0-20.0 MeV; measured γγ-coin, pγ-coin, DSA, Eγ, γ(θ). Deduced Q. ⁶¹Cu deduced levels, J, π, γ-mixing, T_1/2, B(E2), B(M1), γ-branching.

doi: 10.1103/PhysRevC.8.629
Citations: PlumX Metrics

1972SA01      Nucl.Phys. A180, 177 (1972)

D.G.Sarantites, E.J.Hoffman

On the Role of γ-Ray Emission from Nucleon Unbound States in the Mechanism of Compound Nuclear Reactions

NUCLEAR REACTIONS ⁵⁸Ni(α, pγ), (α, 2pγ), E=14-24 MeV; calculated σ(E;Ep), level yield ratios. ⁶¹Cu, ⁶⁰Ni calculated level yield ratios.

doi: 10.1016/0375-9474(72)90163-7
Citations: PlumX Metrics

1972VA01      Nucl.Phys. A178, 355 (1972)

D.M.Van Patter, E.J.Hoffman, T.Becker, P.A.Assimakopoulos

The E2-M1 Mixing Ratio for the 2⁺₂ → 2⁺₁ Transition in ^60,62Ni

NUCLEAR REACTIONS ^60,62Ni(p, p'γ), Ep=4.8-7.0 MeV; measured Iγ, σ(Eγ, θ(γ)). ^60,62Ni deduced γ-multipolarities, branching ratios. Ge(Li)-NaI(Tl) detector. Enriched targets.

doi: 10.1016/0375-9474(72)90464-2
Citations: PlumX Metrics

1971HO21      Nucl.Phys. A173, 146 (1971)

E.J.Hoffman, D.G.Sarantites, N.-H.Lu

Structure of ⁶¹Cu via ⁵⁸Ni(⁴He, pγ) High-Resolution Prompt p-γ Coincidence Spectrometry

NUCLEAR REACTIONS ⁵⁸Ni(α, pγ), E=4.6-12.5 MeV; measured Ep, Eγ, Iγ, Iγ(θ), pγ-coin, pγ(θ). ⁶¹Cu deduced levels, J, π, γ-mixing, γ-branching. Enriched targets, magnetic spectrograph, Ge(Li), NaI(Tl)-Ge(Li) anti-Compton spectrometers, Si(Li), Si surface-barrier annular detectors, ExΔE Si(Li) telescope.

doi: 10.1016/0375-9474(71)90754-8
Citations: PlumX Metrics

1971HO22      Nucl.Phys. A173, 177 (1971)

E.J.Hoffman, D.G.Sarantites

De-Excitation of the ⁶¹Cu Compound Nucleus via Photon Emission from Proton and Neutron Unbound States

NUCLEAR REACTIONS ⁵⁸Ni(α, pγ), (α, 2pγ), (α, npγ), E=15-22 MeV; measured σ(E;Ep, Eγ), pγ-coin, pγ(θ), γn(Ep), Iγ yield for independent formation for levels in ⁶¹Cu, ⁶⁰Ni, ⁶⁰Cu; deduced dependence on excitation energy of photon emission from proton, neutron unbound states. ⁶¹Cu levels deduced J, π, J-values. Enriched targets; Ge(Li), NaI-Ge(Li) anti-Compton spectrometers, Si(Li), Si surface-barrier annular detectors.

doi: 10.1016/0375-9474(71)90755-X
Citations: PlumX Metrics

1970HO29      Nucl.Phys. A157, 584 (1970)

E.J.Hoffman, D.G.Sarantites

An Improved Scheme for the Decay of 86 sec ⁶¹Zn

RADIOACTIVITY ⁶¹Zn[from ⁵⁸Ni(α, n)]; measured Eγ, Iγ; deduced log ft. ⁶¹Cu deduced levels, J, π. Enriched ⁵⁸Ni targets; Ge(Li)-NaI(Tl) anti-Compton spectrometer.

doi: 10.1016/0375-9474(70)90235-6
Citations: PlumX Metrics

1969HO01      Phys.Rev. 177, 1640 (1969)

E.J.Hoffman, D.G.Sarantites

Decay Schemes of ⁶⁰Zn and ⁶²Zn

RADIOACTIVITY ⁶⁰Zn [from Ni(³He, n)]; measured T_1/2, Eγ, Iγ, γγ-coin, ⁶⁰Cu deduced levels, J, π, ICC. ⁶²Zn [from Ni(³He, n)]; measured Eγ, Iγ, γγ-coin. ⁶²Cu deduced levels, J, π, ICC. Ge(Li) detector.

doi: 10.1103/PhysRev.177.1640
Citations: PlumX Metrics

1969HO02      Phys.Rev. 177, 1647 (1969)

E.J.Hoffman, D.G.Sarantites

Decay Scheme of the 86-sec ⁶¹Zn

RADIOACTIVITY ⁶¹Zn [from Ni(α, n)]; measured Eγ, Iγ, γγ-coin. ⁶¹Cu deduced levels, J, π. Ge(Li) detector, NaI(Tl) detector.

doi: 10.1103/PhysRev.177.1647
Citations: PlumX Metrics

1969HO22      Phys.Rev. 181, 1597 (1969)

E.J.Hoffman, D.G.Sarantites

Decay Scheme of the 23-min ⁶⁰Cu with High-Resolution Ge(Li) Detectors

RADIOACTIVITY ⁶⁰Cu [from ⁶⁰Ni(p, n)]; measured Eγ, Iγ, ICC, γγ-coin; deduced log ft. ⁶⁰Ni deduced levels, J, π. Ge(Li) detector.

doi: 10.1103/PhysRev.181.1597
Citations: PlumX Metrics

1967GR14      Phys.Rev. 158, 1183 (1967)

G.Graeffe, E.J.Hoffman, D.G.Sarantites

Decay Schemes of the ¹¹⁹Te Isomers

NUCLEAR STRUCTURE ¹¹⁹Te; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.158.1183
Citations: PlumX Metrics