NSR Query Results


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NSR database version of May 21, 2024.

Search: Author = G.R.Choppin

Found 26 matches.

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1976EA01      J.Inorg.Nucl.Chem. 38, 31 (1976)

R.W.Eaker, G.R.Choppin

Mass and Charge Distribution in the Fission of 232Th

NUCLEAR REACTIONS 232Th(p, F), E=15.6 MeV; measured σ(E(fragment mass)).

doi: 10.1016/0022-1902(76)80044-9
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0628.


1976EA03      J.Inorg.Nucl.Chem. 38, 969 (1976)

R.W.Eaker, A.T.Kandil, G.R.Choppin

Mass and Charge Distribution in the Fission of 238U

NUCLEAR REACTIONS 238U(p, F), E=15.6 MeV; measured mass, charge distribution.

doi: 10.1016/0022-1902(76)80008-5
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0574.


1975ZE03      Phys.Rev. C12, 124 (1975)

A.F.Zeller, G.R.Choppin, H.S.Plendl, C.I.Delaune

C + 19F Reactions at E(lab) = 25-72 MeV

NUCLEAR REACTIONS C(19F, X), E=25-72 MeV; measured σ(E) for production of 7Be, 22,24Na, 27,28Mg, 28,29Al.

doi: 10.1103/PhysRevC.12.124
Citations: PlumX Metrics


1973HO11      Phys.Lett. 43B, 375 (1973)

R.Holub, A.F.Zeller, G.R.Choppin, R.J.De Meijer, H.S.Plendl

Reactions of 14N and 16O Ions with Light Nuclei at E(lab) = 16-58 MeV

NUCLEAR REACTIONS 12C(14N, X), Si(14N, X), 27Al(16O, X), E=16-58; 7Be measured yield(E).

doi: 10.1016/0370-2693(73)90375-4
Citations: PlumX Metrics


1973HO28      J.Inorg.Nucl.Chem. 35, 2591 (1973)

R.Holub, G.R.Choppin

Absolute Branching Ratio of 141Ba-141La

RADIOACTIVITY 141Ba; measured Eγ, Iγ. Deduced γ-branching.

doi: 10.1016/0022-1902(73)80335-5
Citations: PlumX Metrics


1973KA49      Egypt.J.Chem. Special Issue, 1 (1973)

A.T.Kandil, G.R.Choppin

Proton and Deuteron Fission of 238U

NUCLEAR REACTIONS 238U(p, F), E=9-12 MeV; 238U(d, F), E=8-12 MeV; measured σ(E, E(Z)).


1972CH06      J.Inorg.Nucl.Chem. 34, 439 (1972)

G.R.Choppin, A.T.Kandil

The Nuclear Charge Distribution of the Charged Particle Fission of 238U

NUCLEAR REACTIONS, Fission 238U(p, F), (d, F), E=11.2, 10.6 MeV; measured nuclear charge distributions.

doi: 10.1016/0022-1902(72)80420-2
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2465.


1971CH19      J.Inorg.Nucl.Chem. 33, 897 (1971)

G.R.Choppin, A.-H.T.Kandil

Charged Particle Fission of 238U

NUCLEAR REACTIONS, Fission 238U(p, F), E=11.2 MeV; 238U(d, F), E=10.6 MeV; measured mass yield curves.

doi: 10.1016/0022-1902(71)80155-0
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0570.


1971CH35      J.Inorg.Nucl.Chem. 33, 1535 (1971)

G.R.Choppin, A.J.Tofe

Charged Particle Fission of 232Th

NUCLEAR REACTIONS, Fission 232Th(p, F), E = 11.3 MeV; 232Th(d, F), E = 11.5 MeV; measured σ, fragment energy, mass distributions.

doi: 10.1016/0022-1902(71)80587-0
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0072.


1968AN16      J.Inorg.Nucl.Chem. 30, 3167 (1968)

J.L.Anderson, S.H.Freid, G.R.Choppin

Charge Distribution in the Fission of 238U

NUCLEAR REACTIONS, Fission 238U(p, F), E=9.5, 11.3 MeV; 238U(d, F), E=11.5 MeV; measured σ, mass-yield curve.

doi: 10.1016/0022-1902(68)80108-3
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0569.


1968FR15      J.Inorg.Nucl.Chem. 30, 3155 (1968)

S.H.Freid, J.L.Anderson, G.R.Choppin

Charge Distribution in the Fission of 232Th

NUCLEAR REACTIONS, Fission 232Th(p, F), E=9.5, 11.5 MeV; 232Th(d, F), E=11.5 MeV; measured σ, mass-yield curve.

doi: 10.1016/0022-1902(68)80107-1
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0621.


1966CH28      J.Inorg.Nucl.Chem. 28, 1509 (1966)

G.R.Choppin, E.F.Meyer, Jr.

Proton-Induced Fission of U238

NUCLEAR REACTIONS, Fission 238U(p, F), E=7.1, 9.4, 12 MeV; measured cumulative fission yields, σ.

doi: 10.1016/0022-1902(66)80046-5
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0634.


1963CH31      Phys.Rev. 131, 2149 (1963)

G.R.Choppin, J.R.Meriwether, J.D.Fox

Low-Energy Charged-Particle-Induce fission

NUCLEAR REACTIONS 232Th, 238U(p, F), (d, F), E<16 MeV; measured reaction products, Eγ, Iγ, Eβ, Iβ; deduced σ. Comparison with available data.

doi: 10.1103/PhysRev.131.2149
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetP0028.


1958CH38      J.Inorg.Nucl.Chem. 7, 197 (1958)

G.R.Choppin, S.G.Thompson

Electron Capture Half-Life of 243Cm

doi: 10.1016/0022-1902(58)80069-X
Citations: PlumX Metrics


1957AM47      Phys.Rev. 106, 553 (1957)

S.Amiel, A.Chetham-Strode, Jr., G.R.Choppin, A.Ghiorso, B.G.Harvey, L.W.Holm, S.G.Thompson

Production and Properties of the Nuclides Fermium-250, 251, and 252

doi: 10.1103/PhysRev.106.553
Citations: PlumX Metrics


1956CH43      Phys.Rev. 102, 747 (1956)

A.Chetham-Strode, Jr., G.R.Choppin, B.G.Harvey

Mass Assignment of the 44-Minute Californium-245 and the New Isotope Californium-244

doi: 10.1103/PhysRev.102.747
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2295.


1956CH81      Phys.Rev. 102, 766 (1956)

G.R.Choppin, B.G.Harvey, D.A.Hicks, J.Ise, R.V.Pyle

Prompt Neutrons from the Spontaneous Fission of Fermium-254

RADIOACTIVITY 254Fm(SF); measured products; deduced miscellaneous fission parameters. Data were imported from EXFOR entry 13649.

doi: 10.1103/PhysRev.102.766
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13649.


1956HA80      Phys.Rev. 104, 1315 (1956)

B.G.Harvey, A.Chetham-Strode, A.Ghiorso, G.R.Choppin, S.G.Thompson

New Isotopes of Einsteinium

doi: 10.1103/PhysRev.104.1315
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2319.


1955CH30      Phys.Rev. 98, 1519 (1955)

G.R.Choppin, B.G.Harvey, S.G.Thompson, A.Ghiorso

Nuclear Properties of 100256

doi: 10.1103/PhysRev.98.1519
Citations: PlumX Metrics


1955GH02      Phys.Rev. 98, 1518 (1955)

A.Ghiorso, B.G.Harvey, G.R.Choppin, S.G.Thompson, G.T.Seaborg

New Element Mendelevium, Atomic Number 101

NUCLEAR REACTIONS 253Es(He, X)256Md, E=48 MeV; measured reaction products, Eα, Iα; deduced a new Z=101 element in recognition of the pioneering role of the great Russian chemist, Dmitri Mendeleev, who was the first to use the periodic system of the elements to predict the chemical properties of undiscovered elements, a principle which has been the key to the discovery of the last seven transuranium (actinide) elements.

RADIOACTIVITY 256Md(α); measured decay products, Eα, Iα; deduced T1/2.

doi: 10.2172/914464
Citations: PlumX Metrics


1955HA35      Phys.Rev. 99, 337 (1955)

B.G.Harvey, S.G.Thompson, G.R.Choppin, A.Ghiorso

Nuclide 99254

doi: 10.1103/PhysRev.99.337
Citations: PlumX Metrics


1954CH23      Phys.Rev. 94, 1080 (1954)

G.R.Choppin, S.G.Thompson, A.Ghiorso, B.G.Harvey

Nuclear Properties of Some Isotopes of Californium, Elements 99 and 100

doi: 10.1103/PhysRev.94.1080
Citations: PlumX Metrics


1954GH24      Phys.Rev. 94 1081 (1954)

A.Ghiorso, S.G.Thompson, G.R.Choppin, B.G.Harvey

New Isotopes of Americium, Berkelium and Californium

doi: 10.1103/PhysRev.94.1081
Citations: PlumX Metrics


1954HA69      Phys.Rev. 95, 581 (1954)

B.G.Harvey, H.P.Robinson, S.G.Thompson, A.Ghiorso, G.R.Choppin

Some pile neutron cross sections of isotopes of americium, berkelium, californium, and element 99

NUCLEAR REACTIONS 243Am(n, γ), 249Bk, 249Cf(n, X), 249Cf(n, f), 249Cf(n, γ), 252Cf(n, γ), 254Cf(n, γ), 253Es(n, γ), 254Es(n, γ), E=0.0253 eV; measured products, 244Am, Eγ, Iγ; deduced σ, σ(E). Data were imported from EXFOR entry 12567.

doi: 10.1103/PhysRev.95.581
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12567.


1954HA73      Phys.Rev. 93, 1129 (1954)

B.G.Harvey, S.G.Thompson, A.Ghiorso, G.R.Choppin

Further Production of Transcurium Nuclides by Neutron Irradiation

RADIOACTIVITY 254Es, 253Cf(β-) [from 252Cf, 254Es(n, γ), E thermal]; measured decay products. 254Fm; deduced element 100. The Materials Testing Reactor (MTR).

doi: 10.1103/PhysRev.93.1129
Citations: PlumX Metrics


1954TH01      Phys.Rev. 93, 908 (1954)

S.G.Thompson, A.Ghiorso, B.G.Harvey, G.R.Choppin

Transcurium Isotopes Produced in the Neutron Irradiation of Plutonium

doi: 10.1103/PhysRev.93.908
Citations: PlumX Metrics


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