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NSR database version of May 23, 2024.

Search: Author = R.F.Barnes

Found 24 matches.

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1977FR03      Phys.Rev. C15, 760 (1977)

M.S.Freedman, I.Ahmad, F.T.Porter, R.K.Sjoblom, R.F.Barnes, J.Lerner, P.R.Fields

Two-Quasiparticle States in 250Cf Populated by Electron Capture Decay of 8.6-h 250Es Isomer

RADIOACTIVITY 250Es [from 249Bk(α, 3n), 249Cf(d, n)]; measured T1/2, Eγ, Iγ, γγ-coin, E(ce), I(ce); deduced log ft. 250Cf deduced levels, J, π, λ, K, ICC, δ. Mass separated sources, toroidal β spectrometer.

doi: 10.1103/PhysRevC.15.760
Citations: PlumX Metrics


1975AH05      Phys.Rev. C12, 541 (1975)

I.Ahmad, F.T.Porter, M.S.Freedman, R.K.Sjoblom, J.Lerner, R.F.Barnes, J.Milsted, P.R.Fields

Levels in 237Pu Populated by 237Am (Electron Capture) and 241Cm(α) Decays

RADIOACTIVITY 237Am; measured Eγ, Iγ, I(ce), T1/2, Eα, γγ-coin, I(EC); deduced J, π, α-branching, log ft. 241Cm; measured Eα; deduced α-hindrance factors. 237Pu deduced levels, J, π, λ.

doi: 10.1103/PhysRevC.12.541
Citations: PlumX Metrics


1973FI06      Nucl.Phys. A208, 269 (1973)

P.R.Fields, I.Ahmad, R.F.Barnes, R.K.Sjoblom, W.C.McHarris

Nuclear Spectroscopic Studies of 252Es

RADIOACTIVITY 252Es [from 252Cf(d, 2n), 249Bk(α, n)]; measured T1/2, Eα, Iα, Eγ, Iγ, I(ce), γγ-, γce-, αγ-coin, α/EC ratio; deduced log ft. 252Cf, 248Bk deduced levels, J, π, γ-multipolarity.

doi: 10.1016/0375-9474(73)90375-8
Citations: PlumX Metrics


1972AH04      Nucl.Phys. A186, 620 (1972)

I.Ahmad, R.K.Sjoblom, R.F.Barnes, F.Wagner, Jr., P.R.Fields

Electron Capture Decay of 238Am and Electric Monopole Transitions in 238Pu

RADIOACTIVITY 238Am[from 237Np(α, 3n), (3He, 2n)]; measured T1/2, Eα, Eγ, Iγ, E(ce), I(ce), X(K)γ-, ceγ-coin; deduced log ft. 238Pu deduced levels, γ-multipolarity, J, π. Mass-separated 238Am.

doi: 10.1016/0375-9474(72)90987-6
Citations: PlumX Metrics


1972AH07      J.Inorg.Nucl.Chem. 34, 3335 (1972)

I.Ahmad, R.F.Barnes, R.K.Sjoblom, P.R.Fields

Electron Capture Decay of 240Am

RADIOACTIVITY 240Am; measured T1/2, Eγ, Iγ, I(ce), ceγ-coin; deduced log ft. 240Pu deduced levels, J, π, ICC, γ-branching, γ-multipolarity.

doi: 10.1016/0022-1902(72)80227-6
Citations: PlumX Metrics


1972FL04      Phys.Rev. C5, 1725 (1972)

K.F.Flynn, E.P.Horwitz, C.A.A.Bloomquist, R.F.Barnes, R.K.Sjoblom, P.R.Fields, L.E.Glendenin

Distribution of Mass in the Spontaneous Fission of 256Fm

RADIOACTIVITY, Fission 256Fm(SF); measured T1/2, mass distribution, fission yield.

doi: 10.1103/PhysRevC.5.1725
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13454.


1972PO04      Phys.Rev. C5, 1738 (1972)

F.T.Porter, I.Ahmad, M.S.Freedman, R.F.Barnes, R.K.Sjoblom, F.Wagner, Jr., P.R.Fields

Energy Levels in 239Pu Populated by Electron-Capture Decay of 11.9-h 239Am

RADIOACTIVITY 239Am; measured Eγ, Iγ, I(ce), T1/2; deduced log ft, α/(α+EC)-branching. 239Pu deduced levels, J, π, ICC, γ-multipolarity.

doi: 10.1103/PhysRevC.5.1738
Citations: PlumX Metrics


1971AH01      Phys.Rev. C3, 390 (1971)

I.Ahmad, F.T.Porter, M.S.Freedman, R.F.Barnes, R.K.Sjoblom, F.Wagner, Jr., J.Milsted, P.R.Fields

Energy Levels in Cf251 via Alpha Decay of Fm255

RADIOACTIVITY 255Fm; measured Eα, Iα, Eγ, Iγ, I(ce), αγ-, γγ-coin, αγ-delay deduced; hindrance factors. 251Cf deduced levels, J, π, ICC, γ-multipolarity, γ-branching.

doi: 10.1103/PhysRevC.3.390
Citations: PlumX Metrics


1970AH01      Nucl.Phys. A140, 141 (1970)

I.Ahmad, R.K.Sjoblom, R.F.Barnes, E.P.Horwitz, P.R.Fields

Nuclear Decay Properties of Light Einsteinium Isotopes

RADIOACTIVITY 248,249,250,251Es[from 249Bk(3He, xn), (α, xn)]; measured T1/2, Eα, Eγ, Iγ, γγ-coin, I(ce). 249,251Es; measured α/K X-ray ratios. 249,251Es deduced J, π. 249,251Cf deduced levels, J, π. 250Cf transitions deduced γ-multipolarity.

doi: 10.1016/0375-9474(70)90890-0
Citations: PlumX Metrics


1970FI12      Nucl.Phys. A154, 407 (1970)

P.R.Fields, I.Ahmad, R.F.Barnes, R.K.Sjoblom, E.P.Horwitz

Nuclear Properties of 254Md, 255Md, 256Md, 257Md and 258Md

RADIOACTIVITY 254,255,256,257,258Md[from 253,254,255Es(α, xn)]; measured T1/2, Eα, Iα, αγ-coin, α/(α+EC) ratio; deduced hindrance factors. 254mMd; measured T1/2.

doi: 10.1016/0375-9474(70)90166-1
Citations: PlumX Metrics


1968DI09      J.Inorg.Nucl.Chem 30, 2553 (1968)

H.Diamond, J.J.Hines, R.K.Sjoblom, R.F.Barnes, D.N.Metta, J.L.Lerner, P.R.Fields

Fission Cross-Sections for 243Pu, 250Bk, 247Cm, 245Cm, 254mEs and 254Es, and Odd-Odd Systematics

RADIOACTIVITY 243Pu; measured T1/2.

NUCLEAR REACTIONS 243Pu, 245,247Cm, 250Bk, 254Es(n, F), E=thermal; measured σ. Isotope separator.

doi: 10.1016/0022-1902(68)80379-3
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12531.


1968FI03      J.Inorg.Nucl.Chem. 30, 1345 (1968)

P.R.Fields, I.Ahmad, R.K.Sjoblom, R.F.Barnes, E.P.Horwitz

Nuclear Properties of 246Am and 247Am

RADIOACTIVITY 247Am; measured T1/2, Eγ. 246Am; measured T1/2, Eγ, Iγ. 246Cm deduced levels.

doi: 10.1016/0022-1902(68)80272-6
Citations: PlumX Metrics


1967AH02      Phys.Rev. 164, 1537 (1967)

I.Ahmad, A.M.Friedman, R.F.Barnes, R.K.Sjoblom, J.Milsted, P.R.Fields

Decay of Fm253

NUCLEAR STRUCTURE 253Fm; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.164.1537
Citations: PlumX Metrics


1967DI02      J.Inorg.Nucl.Chem. 29, 601 (1967)

H.Diamond, R.K.Sjoblom, R.F.Barnes, J.L.Lerner, D.J.Henderson, P.R.Fields

Nuclear Properties of 251Bk

doi: 10.1016/0022-1902(67)80313-0
Citations: PlumX Metrics


1967FI03      Nucl.Phys. A96, 440 (1967)

P.R.Fields, H.Diamond, A.M.Friedman, J.Milsted, J.L.Lerner, R.F.Barnes, R.K.Sjoblom, D.N.Metta, E.P.Horwitz

Some New Properties of 254Es and 255Es

RADIOACTIVITY 254,255Es[from Es(n, γ)]; measured T1/2, Eγ, Eα, Iα, αγ-coin, SF. 254Fm[from 254Es]; measured T1/2. 250Bk, 254Es deduced levels, J, π. 253Es(n, γ), reactor n-spectrum; measured σ.

doi: 10.1016/0375-9474(67)90725-7
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12574.


1967FI04      Phys.Lett. 24B, 340 (1967)

P.R.Fields, R.F.Barnes, R.K.Sjoblom, J.Milsted

Nuclear Properties of 242Cf, 243Cf, 244Cf and 245Cf

NUCLEAR STRUCTURE 245Cf, 244Cf, 243Cf, 242Cf; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0370-2693(67)90240-7
Citations: PlumX Metrics


1966HO01      Phys.Rev. 148, 1192 (1966); See keynumber 1966RG01

R.W.Hoff, C.P.Bailey, G.W.Barton, G.H.Coleman, M.S.Coops, J.E.Evans, B.A.Hannon, W.N.Hayes, R.A.Heckman, E.K.Hulet, R.W.Lougheed, R.J.Morrow, R.S.Newbury, B.J.Qualheim, R.Quong, E.H.Stearns, H.D.Wilson, J.P.Balagna, J.W.Barnes, G.A.Cowan, W.R.Daniels, B.J.Dropesky, G.P.Ford, J.S.Gilmore, S.B.Helmick, D.C.Hoffman, J.D.Knight, G.W.Knobeloch, C.J.Orth, T.T.Shull, H.L.Smith, W.G.Warren, K.Wolfsberg, F.Asaro, J.Burnett, B.B.Cunningham, S.M.Fried, J.T.Haley, A.Ghiorso, J.Green, R.Latimer, F.T.McCarthy, H.V.Michel, M.C.Michel, D.F.Mosier, T.C.Parsons, I.Perlman, J.E.Rees, J.C.Wallmann, R.F.Barnes, L.J.Basile, H.Diamond, P.R.Fields, A.M.Friedman, E.P.Horowitz, J.K.Lerner, D.N.Metta, J.Milsted, R.K.Sjoblom, C.M.Stevens

Nuclear Decay Properties of Heavy Nuclides Produced in Thermonuclear Explosions - Par and Barbel Events

RADIOACTIVITY 251,252,253,254Cf, 255Es, 257,258Fm(α), 250Cm(SF), 251Bk, 252Cm(β-) [from U(n, F), U(n, X), E ∼ 2 MeV]; measured decay products, Eα, Iα; deduced α-particles energies, α-decay branchings, T1/2. Two low-yield thermonuclear explosions, the Par and Barbel events, chemical separation of products.

NUCLEAR REACTIONS Cm(n, X)249Cf/250Cf/252Cf/252Cf/253Cf/254Cf/253Es/254Es/255Es, E thermal; measured reaction products, Eα, Iα, Eβ, Iβ; deduced isotopic abundances. Cm irradions, reactor.

doi: 10.1103/PhysRev.148.1192
Citations: PlumX Metrics


1965ME02      J.Inorg.Nucl.Chem. 27, 33 (1965)

D.Metta, H.Diamond, R.F.Barnes, J.Milsted, J.Gray, Jr., D.J.Henderson, C.M.Stevens

Nuclear Constants of Nine Transplutonium Nuclides

NUCLEAR STRUCTURE 250Cf, 252Cf, 254Es, 253Cf, 253Es, 254Cf, 244Cm, 246Cm; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0022-1902(65)80187-7
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12562.


1964CO14      Phys. Rev. 134, B1281 (1964)

R.E.Cote, R.F.Barnes, H.Diamond

Total Neutron Cross Section of Cm244

NUCLEAR STRUCTURE 247Cm, 245Cm; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.134.B1281
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12570.


1959BA22      J.Inorg.Nuclear Chem. 9, 105 (1959)

R.F.Barnes, D.J.Henderson, A.L.Harkness, H.Diamond

The Alpha and Electron Capture Partial Half-Lives of 242Am

doi: 10.1016/0022-1902(59)80068-3
Citations: PlumX Metrics


1959CO94      Phys.Rev. 114, 505 (1959)

R.E.Cote, L.M.Bollinger, R.F.Barnes, H.Diamond

Slow-Neutron Cross Sections of Pu240, Pu242, and Am243

doi: 10.1103/PhysRev.114.505
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12539.


1958CO70      Proc.U.N.Intern.Conf.Peaceful Uses At.Energy, 2nd, Geneva 16, 77 (1958)

R.E.Cote, L.M.Bollinger, R.F.Barnes, H.Diamond


1956FR07      Phys.Rev. 102, 585 (1956)

A.M.Friedman, J.E.Gindler, R.F.Barnes, R.Sjoblom, P.R.Fields

Properties of Fm252

doi: 10.1103/PhysRev.102.585
Citations: PlumX Metrics


1956ME37      Phys.Rev. 103, 340 (1956)

J.F.Mech, H.Diamond, M.H.Studier, P.R.Fields, A.Hirsch, C.M.Stephens, R.F.Barnes, D.J.Henderson, J.R.Huizenga

Alpha and Spontaneous Fission Half-Lives of Plutonium-242

doi: 10.1103/PhysRev.103.340
Citations: PlumX Metrics


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