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NSR database version of April 27, 2024.

Search: Author = K.Thomas

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2021SH10      Phys.Rev. C 103, 024614 (2021)

J.A.Shusterman, N.D.Scielzo, E.P.Abel, H.K.Clause, N.D.Dronchi, W.D.Frey, N.Gharibyan, J.A.Hart, C.S.Loveless, S.R.McGuinness, L.T.Sutherlin, K.J.Thomas, S.E.Lapi, J.D.Robertson, M.A.Stoyer, E.B.Norman, G.F.Peaslee, G.W.Severin, D.A.Shaughnessy

Aqueous harvesting of ⁸⁸Zr at a radioactive-ion-beam facility for cross-section measurements

NUCLEAR REACTIONS ⁸⁸Zr, ⁸⁸Y(n, γ), E=thermal, [secondary ⁸⁸Zr beam from ⁹Be(⁹²Mo, X)⁸⁸Zr, E=140 MeV/nucleon, and deposited in a water cell]; measured capture σ and resonance integrals by irradiating ⁸⁸Zr deposited activity at the reactor facilities of the University of Missouri Research Reactor (MURR) and the McClellan Nuclear Research Center (MNRC) of UC-Davis. ⁹Be(⁹²Mo, X)⁸⁸Zr, E=140 MeV/nucleon; measured reaction fragments separated by A1900 separator, and detected by particle identification detector (PID) via energy-loss and time-of-flight measurements, finally deposited the secondary beam in the water target irradiation cell of an aqueous harvesting end station, and also deposited in a graphite puck at NSCL-MSU cyclotron facility. ^81,82,83,84Rb, ^81,84,85,86Sr, ^{84,85,86m,86,87m,87}Y, ^86,87,88,89Zr, ^89,90,91Nb; measured Eγ, Iγ; deduced production rates in PID detector, and in activity collected in a graphite puck, with dominant component of ⁸⁸Zr, and ⁸⁸Y as its decay product.

doi: 10.1103/PhysRevC.103.024614
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14697.

2019SH01      Nature(London) 565, 328 (2019)

J.A.Shusterman, N.D.Scielzo, K.J.Thomas, E.B.Norman, S.E.Lapi, C.S.Loveless, N.J.Peters, J.D.Robertson, D.A.Shaughnessy, A.P.Tonchev

The surprisingly large neutron capture cross-section of ⁸⁸Zr

NUCLEAR REACTIONS ⁸⁸Zr(n, γ), E thermal; measured reaction products, Eγ, Iγ; deduced σ.

doi: 10.1038/s41586-018-0838-z
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14520.

2018JA15      J.Radioanal.Nucl.Chem. 318, 107 (2018), Erratum J.Radioanal.Nucl.Chem. 323, 675 (2020)

M.J.Jackson, C.Gilligan, A.V.Davies, R.Britton, J.I.Friese, L.R.Greenwood, B.D.Pierson, Z.S.Finch, B.N.Gartman, D.DryI.May, N.C.Smythe, A.J.Gaunt, E.R.Thomas, K.E.Roberts, N.K.Harward, K.J.Thomas, P.T.Woody, P.Zhao

International inter-comparison exercise on ¹⁵³Sm

RADIOACTIVITY ¹⁵³Sm(β^-) [from ¹⁵²Sm(n, γ), E not given]; measured decay products, Eγ, Iγ, Eβ, Iβ; deduced activities in Becquerels and that the current published cumulative fission yield for ¹⁵³Sm is approximately 15% high, historical bias observed for many years between beta counting via ga s proportional methods and gamma spectrometry.

doi: 10.1007/s10967-018-6048-1
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2018PA45      J.Radioanal.Nucl.Chem. 318, 711 (2018)

T.Parsons-Davis, J.Wimpenny, C.B.Keller, K.Thomas, K.M.Samperton, P.R.Renne, R.Mundil, K.Moody, K.Knight, M.J.Kristo, R.Williams

New measurement of the ²³⁸U decay constant with inductively coupled plasma mass spectrometry

RADIOACTIVITY ²³⁸U, ²³⁴Th(α); measured decay products, Eγ, Iγ; deduced decay constant. Comparison with available data.

doi: 10.1007/s10967-018-6148-y
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Data from this article have been entered in the XUNDL database. For more information, click here.

2016CH04      Phys.Rev. C 93, 014611 (2016)

B.Champine, M.E.Gooden, Krishichayan, E.B.Norman, N.D.Scielzo, M.A.Stoyer, K.J.Thomas, A.P.Tonchev, W.Tornow, B.S.Wang

Measurement of the ¹⁶⁹Tm(n, 3n)¹⁶⁷Tm cross section and the associated branching ratios in the decay of ¹⁶⁷Tm

NUCLEAR REACTIONS ¹⁶⁹Tm(n, 3n), ⁵⁸Ni, ⁹⁰Zr, ¹⁶⁹Tm(n, 2n), ⁹⁴Zr(n, α), E=17.35, 18.34, 19.33, 20.32, 21.31 MeV, [quasimonoenergetic neutrons from ²H(d, n), E=15.0-19.2 at TUNL tandem Van de Graaff accelerator]; measured neutron spectra, Eγ, Iγ, σ(E) by activation method. Comparison with previous experimental data, compiled data in EXFOR database and evaluated data in ENDF database. Relevance to measurement of yield of reaction-in-flight neutrons at the LLNL National Ignition Facility (NIF).

RADIOACTIVITY ¹⁶⁷Tm(EC)[from ¹⁶⁵Ho(α, 2n), E=29 MeV at LBNL cyclotron facility]; measured Eγ, Iγ, I(x rays), source activity; deduced branching ratios of 207.8-keV and 531.5-keV γ rays. Comparison with previous experimental values and evaluated data.

doi: 10.1103/PhysRevC.93.014611
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14447. Data from this article have been entered in the XUNDL database. For more information, click here.

2015WA26      Phys.Rev. C 92, 024620 (2015)

B.S.Wang, E.B.Norman, N.D.Scielzo, A.R.Smith, K.J.Thomas, S.A.Wender

Cosmogenic-neutron activation of TeO₂ and implications for neutrinoless double-β decay experiments

NUCLEAR REACTIONS Te, O(n, X)⁷Be/⁶⁰Co/¹⁰¹Rh/^101mRh/^102mRh/¹⁰⁵Ag/^106mAg/¹¹⁰Ag/^110mAg/¹¹¹Ag/¹¹¹In/^114mIn/¹¹³Sn/^117mSn/¹¹⁸Sb/¹¹⁹Sb/^120mSb/¹²²Sb/¹²⁴Sb/¹²⁵Sb/¹²⁶Sb/¹²⁷Sb/^131mXe/¹¹⁸Te/^119mTe/¹²¹Te/^121mTe/^123mTe/^125mTe/¹²⁷Te/^127mTe/¹²⁹Te/^129mTe/¹³¹Te/^131mTe, E<800 MeV from LANSCE-LANL facility; measured off-line Eγ, Iγ at Low Background Facility of LBNL; deduced flux-averaged cross sections; estimated cosmogenic-activation background from ¹¹⁰Ag and ⁶⁰Co in connection with ¹³⁰Te 0νββ-decay experiments at CUORE and SNO-2. Benchmarking by GEANT4 simulations. Comparison of measured σ with calculations using ACTIVIA code based on Silberberg and Tsao (S and T) semiempirical formulas.

doi: 10.1103/PhysRevC.92.024620
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2010KE07      Nucl.Phys. A834, 816c (2010)

C.Keller, D.Alton, X.Bai, D.Durben, J.Heise, H.Hong, S.Howard, C.Jiang, K.Keeter, R.McTaggart, D.Medlin, D.Mei, A.Petukhov, J.Rauber, B.Roggenthen, J.Spaans, Y.Sun, B.Szczerbinska, K.Thomas, M.Zehfus, C.Zhang

CUBED: South Dakota 2010 Research Center For Dusel Experiments

doi: 10.1016/j.nuclphysa.2010.01.155
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1985PO21      Radiochim.Acta 38, 73 (1985)

P.Polak, S.R.Garcia, W.A.Taylor, J.W.Barnes, L.Lindner, H.A.O'Brien, Jr., K.E.Thomas

A ³²Si Source from Proton Spallation of Vanadium

NUCLEAR REACTIONS ⁵¹V(p, X)³²Si/⁴⁴Ti, E=600-800 MeV; measured residuals production σ. Spallation product, anion exchange purification.

1984PR01      Phys.Rev. C29, 805 (1984)

R.J.Prestwood, K.W.Thomas, D.R.Nethaway, N.L.Smith

Measurement of 14-MeV Neutron Cross Sections for ⁸⁸Zr and ⁸⁸Y

RADIOACTIVITY ^87,87mY(β⁺), (EC) [from ⁸⁸Sr(p, n), E=17 MeV]; measured Eγ, Iγ, T_1/2. ^87mSr(EC), ⁸⁷Y(EC), (β⁺); measured relative Iγ. Sources in equilibrium. ⁸⁸Zr(EC) [from ⁸⁹Y(p, 2n), E=22 MeV]; measured T_1/2. ⁸⁷Zr(β⁺), (EC) [from ⁸⁶Sr(³He, 2n), E=16 MeV]; measured T_1/2, Eγ, Iγ. ⁸⁷Y levels deduced relative Iγ.

NUCLEAR REACTIONS ⁸⁸Y(n, 2n), E=14.2, 14.8 MeV; ⁸⁸Zr(n, 2n), (n, np), E=14.8 MeV; measured σ; deduced ^87mY production σ, ratio to σ(total). Statistical, preequilibrium models.

doi: 10.1103/PhysRevC.29.805
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12763.

1984TH12      Radiochim.Acta 37, 137 (1984)

K.E.Thomas

Isotope Production from Molybdenum Targets

NUCLEAR REACTIONS Mo(p, X)⁸⁸Y/⁸⁸Zr/⁸³Rb/⁸⁴Rb/⁶⁵Zn/⁹⁵Tc/^95mTc, E=800 MeV; measured residuals production.

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0427.

1983NO14      J. Geophys. Res., B 88, Supp, 331 (1983)

T.L.Norris, A.J.Gancarz, D.J.Rokop, K.W.Thomas

Half-life of ²⁶Al

RADIOACTIVITY ²⁶Al(EC) [from Si(p, X)²⁶Al, E not given]; measured decay products, Eγ, Iγ; deduced T_1/2 and uncertainties. Comparison with available data.

doi: 10.1029/JB088iS01p0B331
Citations: PlumX Metrics

1978KR05      Phys.Rev. C17, 2006 (1978)

W.Kreische, H.Niedrig, K.Reuter, K.Roth, K.Thomas

Time Differential Observation of the Perturbed Linear Polarization Distribution of γ Radiation

NUCLEAR REACTIONS ¹⁹F(p, p'), E=5.5 MeV; measured Hanle effect. ¹⁹F level deduced g.

doi: 10.1103/PhysRevC.17.2006
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1974HE07      Phys.Lett. 49B, 269 (1974)

R.Heusinger, W.Kreische, W.Lampert, K.Reuter, K.H.Roth, K.Thomas

Rotation of the Plane of Polarization of γ-Radiation by Hyperfine Interaction

NUCLEAR REACTIONS ¹⁹F(p, p'γ), E=5.5 MeV; measured P(θ, H).

doi: 10.1016/0370-2693(74)90431-6
Citations: PlumX Metrics

1973HE18      Phys.Rev.Lett. 31, 899 (1973)

R.Heusinger, W.Kreische, W.Lampert, K.Reuter, K.H.Roth, K.Thomas

Dependence of the Linear Polarization of γ Radiation on the Hyperfine Interaction

NUCLEAR REACTIONS ¹⁹F(p, p'γ), E=5.5 MeV; measured linear polarization(H). ¹⁹F level deduced g.

doi: 10.1103/PhysRevLett.31.899
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1972BE78      Phys.Lett. 42B, 211 (1972)

M.Berg, A.Hofmann, K.Thomas, H.Rebel, G.W.Schweimer

Coupled-Channels Analysis of Deuteron Scattering from ³⁰Si at E = 10 MeV

NUCLEAR REACTIONS ³⁰Si(d, d), (d, d'), E=10 MeV; measured σ(θ). ³⁰Si deduced deformation parameter β₂.

doi: 10.1016/0370-2693(72)90063-9
Citations: PlumX Metrics

1971KR03      Z.Phys. 242, 308 (1971)

G.Kroner, A.Hofmann, G.Philipp, K.Thomas

Beitrage von direkten und Compoundprozessen zur Reaktion ⁴⁰Ca(d, α)³⁸K bei E = 5 - 10 MeV

NUCLEAR REACTIONS ⁴⁰Ca(d, α), E=5-10 MeV; measured σ(E;Eα, θ); deduced compound-nucleus contribution.

doi: 10.1007/BF01396980
Citations: PlumX Metrics

1971PH01      Nucl.Phys. A160, 654 (1971)

G.Philipp, W.-D.Emmerich, A.Hofmann, G.Kroner, K.Thomas

The Collective Nature of the Low-Lying States in ²⁷Al and ²³Na Investigated with (p, α) Reactions

NUCLEAR REACTIONS ²⁶Mg, ³⁰Si(p, α), E=10.0-11.5 MeV; ²⁷Al(p, α), E=6.8-8.2, 10.0-11.5 MeV; ³¹P(p, α), E=5.8-7.3, 10.0-11.5 MeV; measured σ(E, Eα, θ); deduced reaction mechanism. Enriched ²⁶Mg, ³⁰Si targets.

doi: 10.1016/0375-9474(71)90107-2
Citations: PlumX Metrics

1968TH05      Z.Physik 217, 128 (1968)

K.Thomas, A.Hofmann

Der Polarisationsgrad der Neutronen Aus der Reaktion D(d, n)³He fur E = 80 bis 140 keV

NUCLEAR STRUCTURE ²H; measured not abstracted; deduced nuclear properties.

doi: 10.1007/BF01390501
Citations: PlumX Metrics

1965TH01      Bull.Am.Phys.Soc. 10, No.1, 83, GC12 (1965)

K.M.Thomas

Coincidence Measurements with γ-Rays from Pt¹⁸⁹ Decay

NUCLEAR STRUCTURE ¹⁸⁹Pt; measured not abstracted; deduced nuclear properties.

1963TH07      Thesis, Ohio State University (1963), DABBB 24B 1219 (1963)

K.M.Thomas

Radioactive Decay of Os¹⁸⁷ +He⁴ and Os¹⁶⁷ +He³

NUCLEAR STRUCTURE ¹⁹¹Pt, ¹⁸⁹Pt; measured not abstracted; deduced nuclear properties.

Note: The following list of authors and aliases matches the search parameter K.Thomas: , K.E.THOMAS, K.J.THOMAS, K.M.THOMAS, K.W.THOMAS