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NSR database version of May 10, 2024.

Search: Author = M.M.Bretscher

Found 9 matches.

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1989OL03      Appl.Radiat.Isot. 40, 199 (1989)

B.M.Oliver, M.M.Bretscher, H.Farrar

Mass spectrometric determinations of the absolute tritium activities of NBS tritiated water standards

RADIOACTIVITY ³H(β^-); measured decay products; deduced T_1/2. Comparison with available data. U.S. National Bureau of Standards tritiated water Standard Reference Materials.

doi: 10.1016/0883-2889(89)90148-2
Citations: PlumX Metrics

1987ME18      Ann.Nucl.Energy 14, 489 (1987)

J.W.Meadows, D.L.Smith, M.M.Bretscher, S.A.Cox

Measurement of 14.7 MeV Neutron-Activation Cross Sections for Fusion

NUCLEAR REACTIONS ⁷Li(n, n't), ²⁷Al(n, p), (n, α), Si(n, X), Ti(n, X)⁴⁶Sc/⁴⁷Sc/⁴⁸Sc, ⁵¹V(n, p)⁵¹Ti, ⁵¹V(n, α), Cr(n, X)⁵²V, ⁵⁵Mn(n, 2n), ⁵⁴Fe(n, α), Fe(n, X)⁵⁶Mn, ⁵⁹Co(n, p), (n, 2n), (n, α), ⁵⁸Ni(n, 2n), ⁶⁵Cu(n, p), (n, 2n), Zn(n, X)⁶⁴Cu, ⁶⁴Zn(n, 2n), E=14.7 MeV; measured residual production σ. Activation method.

doi: 10.1016/0306-4549(87)90066-1
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12969.

1987OL04      Int.J.Appl.Radiat.Isotop. 38, 959 (1987)

B.M.Oliver, H.Farrar IV, M.M.Bretscher

Tritium Half-life Measured by Helium-3 Growth

RADIOACTIVITY ³H(β^-) [from ⁶Li(n, t), ⁷Li(n, n't), E=reactor spectrum]; measured T_1/2. Helium-3 growth method.

doi: 10.1016/0883-2889(87)90268-1
Citations: PlumX Metrics

1986SM04      Ann.Nucl.Energy 13, 233 (1986)

D.L.Smith, J.W.Meadows, M.M.Bretscher

Measured Activation Cross-Section Ratios for ⁷Li(n, n't)⁴He and ⁶⁰Ni(n, p)⁶⁰Co Relative to ²⁷Al(n, p)²⁷Mg and ²⁷Al(n, α)²⁴Na in the ⁹Be(d, n)¹⁰B Thick-Target Neutron Spectrum at 7-MeV Deuteron Energy

NUCLEAR REACTIONS ⁶⁰Ni, ²⁷Al(n, p), ²⁷Al(n, α), ⁷Li(n, n't), E ≤ 14 MeV; measured σ ratios. Thick target ⁹Be(d, n) reaction spectrum.

doi: 10.1016/0306-4549(86)90051-4
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13179.

1981SM04      Nucl.Sci.Eng. 78, 359 (1981)

D.L.Smith, M.M.Bretscher, J.W.Meadows

Measurement of the Cross Section for the ⁷Li(n, n't)⁴He Reaction in the 7- to 9- MeV Energy Range

NUCLEAR REACTIONS ⁷Li(n, n't), E=7-9 MeV; measured σ(E). Liquid scintillation tritium activity counting, ion chamber neutron fluence measurement.

doi: 10.13182/NSE81-A21369
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10922.

1968RE16      Nucl.Sci.Eng. 31, 247 (1968)

W.C.Redman, M.M.Bretscher

Low-Flux Measurement of ²³⁵U Epicadmium Capture-to-Fission Ratio

NUCLEAR REACTIONS ²³⁵U(n, γ), (n, F), E thermal; measured reaction products, En, In; deduced σ, Capture-to-Fission Ratio.

doi: 10.13182/NSE68-A18237
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14220.

1966RE17      Trans.Amer.Nucl.Soc. 9, 245, 1 (1966)

W.C.Redman, M.M.Bretscher

Low Flux Measurement of Uranium-235 Epicadmium Capture-to-Fission Ratio

NUCLEAR REACTIONS ²³⁵U(n, γ), (n, F), E ∼ 0.5 eV; measured reaction products; deduced epicadmium capture-to-fission ratio.

1955MC02      ORNL-1975, p.3 (1955)

F.K.McGowan, P.H.Stelson, M.M.Bretscher

Coulomb Excitation

1954BR99      Phys.Rev. 96, 103 (1954)

M.M.Bretscher, J.O.Alderman, A.Elwyn, F.B.Shull

Distributions of Protons from Na²³(d, p)Na²⁴ and Ti^{47, 48}(d, p)Ti^{48, 49}

NUCLEAR REACTIONS ²³Na, ^47,48Ti(d, p), E=10 MeV; measured reaction products; deduced σ(θ), J, π.

doi: 10.1103/PhysRev.96.103
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2848.