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NSR database version of April 26, 2024.

Search: Author = J.T.Morrell

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2023BU09      Phys.Rev. C 108, 024609 (2023)

N.Burahmah, J.R.Griswold, L.H.Heilbronn, L.A.Bernstein, A.S.Voyles, J.T.Morrell, M.Zach, R.Copping

²²⁹Pa cross section measurements via deuteron irradiation of ²³²Th

NUCLEAR REACTIONS ²³²Th(d, n)²³³Pa, ²³²Th(d, 2n)²³²Pa, ²³²Th(d, 4n)²³⁰, Pa²³²Th(d, 5n)²²⁹Pa, ²³²Th(d, 6n)²²⁸Pa, E=31.0, 35.2, 41.4, 49.6 MeV; measured Eγ, Iγ; deduced σ(E). Comparison other experimental data and to the calculations made with TALYS-1.9, EMPIRE-3.2.3, CoH-3.5.4, PHITS-3.1 and ALICE-2020 codes. Irradiation took place at the Lawrence Berkeley National Laboratory 88-Inch Cyclotron. Isotope of Pa in the irradiated target was chemically separated and activity was measured with HPGe coaxial detector at Oak Ridge National Laboratory.

doi: 10.1103/PhysRevC.108.024609
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2023MO19      Phys.Rev. C 108, 024616 (2023)

J.T.Morrell, A.S.Voyles, J.C.Batchelder, J.A.Brown, L.A.Bernstein

Secondary neutron production from thick target deuteron breakup

NUCLEAR REACTIONS Be(d, n), E=33, 40 MeV; measured neutron time-of-flight, En, In, Eγ, Iγ; deduced neutron yields, angular distributions, neutron spectra. Zn, Ti(d, n), E=33, 40 MeV; measured neutron time-of-flight, En, In, Eγ, Iγ; deduced isotopes production yields for ⁶⁴Cu, ⁶⁷Cu, ⁴⁴Sc, ⁴⁷Sc. ⁹Be, Li, Cu, C(d, n), E<60 MeV; calculated total neutron producing σ(E), deuteron breakup, compound (evaporation) and preequilibrium components of neutron producing σ(E), energy and angle distributions of the outgoing neutrons from the deuteron breakup component, deuteron transmission factor in the thick target, neutron yields from thick target. Activation experiment at Lawrence Berkeley National Laboratory's 88-Inch Cyclotron.

doi: 10.1103/PhysRevC.108.024616
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2022ST08      Nucl.Instrum.Methods Phys.Res. B531, 65 (2022)

S.Stevenson, A.Dong, Y.Xie, J.Morrell, A.S.Voyles, J.Bickel, L.Bernstein, S.A.Maloy, P.Hosemann

The effects of high energy deuteron ion beam irradiation on the tensile behavior of HT-9

doi: 10.1016/j.nimb.2022.09.001
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2022UD02      Eur.Phys.J. A 58, 67 (2022)

M.S.Uddin, M.S.Basunia, S.Sudar, B.Scholten, S.Spellerberg, A.S.Voyles, J.T.Morrell, M.B.Fox, I.Spahn, O.Felden, R.Gebel, L.A.Bernstein, B.Neumaier, S.M.Qaim

Excitation functions of proton-induced nuclear reactions on ⁸⁶Sr, with particular emphasis on the formation of isomeric states in ⁸⁶Y and ⁸⁵Y

NUCLEAR REACTIONS ⁸⁶Sr(p, X)⁸⁶Y/⁸⁵Y/⁸⁴Rb/⁸³Rb, E<44 MeV; measured reaction products, Eγ, Iγ; deduced ground and isomeric state σ and uncertainties. Comparison with TALYS nuclear model calculations. BC 1710 cyclotron at FZJ, Germany, 88-Inch Cyclotron, Lawrence Berkeley National Laboratory (LBNL), USA, the Julich Isochronous Cyclotron (JULIC) at FZJ, Germany.

doi: 10.1140/epja/s10050-022-00714-w
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2021BL04      Appl.Radiat.Isot. 170, 109625 (2021)

D.L.Bleuel, L.A.Bernstein, R.A.Marsh, J.T.Morrell, B.Rusnak, A.S.Voyles

Precision measurement of relative γ-ray intensities from the decay of ⁶¹Cu

NUCLEAR REACTIONS Ni(d, X)⁶¹Cu, E<31 MeV; Cu(p, X)⁶¹Cu, E<57 MEV; measured reaction products, Eγ, Iγ; deduced impact on the IAEA-recommended beam monitor σ.

RADIOACTIVITY ⁶¹Cu(EC); measured decay products, Eγ, Iγ; deduced γ-ray energies and intensities. Comparison with ENSDF/NDS values.

doi: 10.1016/j.apradiso.2021.109625
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2021FO05      Phys.Rev. C 103, 034601 (2021)

M.B.Fox, A.S.Voyles, J.T.Morrell, L.A.Bernstein, A.M.Lewis, A.J.Koning, J.C.Batchelder, E.R.Birnbaum, C.S.Cutler, D.G.Medvedev, F.M.Nortier, E.M.O'Brien, C.Vermeulen

Investigating high-energy proton-induced reactions on spherical nuclei: Implications for the preequilibrium exciton model

NUCLEAR REACTIONS ⁹³Nb(p, X)⁷²Se/⁷³As/⁷⁴As/⁷⁵Se/⁸¹Rb/^82mRb/⁸³Rb/⁸³Sr/⁸⁴Rb/^85mY/⁸⁶Rb/⁸⁶Y/⁸⁶Zr/⁸⁷Y/^87mY/⁸⁸Y/⁸⁸Zr/⁸⁹Zr/⁹⁰Nb/⁹⁰Mo/^91mNb/^92mNb/^93mNb, E=192.38, 177.11, 163.31, 148.66, 133.87, 119.8, 104.2, 91.21, 79.32, 72.52, 67.14, 63.06, 60.08, 57.47, 55.58, 53.62, 51.61 MeV; ⁹³Nb(p, 4n)⁹⁰Mo, (p, 3np)⁹⁰Nb, (p, nα)⁸⁹Zr, (p, 3n2p)⁸⁹Zr, (p, 3npα)⁸⁶Y, (p, 2α)⁸⁸Zr, (p, n)^93mMo, (p, np)^92mNb, (p, 3nα)⁸⁷Zr, (p, npα)⁸⁸Y, (p, 4nα)⁸⁶Zr, (p, 4np)⁸⁹Nb, (p, 2npα)⁸⁷Y, (p, np2α)⁸⁴Rb, E=25-200 MeV; ¹³⁹La(p, 5n)¹³⁵Ce, (p, 6n)¹³⁴Ce, (p, 4np)¹³⁵La, (p, 7n)^133mCe, (p, 3nα)¹³³Ba/^133mBa, (p, 3n)¹³⁷Ce/^137mCe, (p, n)¹³⁹Ce, (p, 8n)¹³²Ce, (p, 6np)¹³³La, (p, 3npα)¹³²Cs, (p, 5nα)¹³¹Ba, E=20-100 MeV; measured Eγ, Iγ, σ(E) by activation method in a Tri-lab collaboration among the Lawrence Berkeley, Los Alamos, and Brookhaven National Laboratories. Comparison with literature data, and with calculations of the nuclear model codes: TALYS, CoH, EMPIRE, and ALICE; deduced best parametrization for the preequilibrium two-component exciton model.

doi: 10.1103/PhysRevC.103.034601
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2631.

2021FO13      Phys.Rev. C 104, 064615 (2021)

M.B.Fox, A.S.Voyles, J.T.Morrell, L.A.Bernstein, J.C.Batchelder, E.R.Birnbaum, C.S.Cutler, A.J.Koning, A.M.Lewis, D.G.Medvedev, F.M.Nortier, E.M.O'Brien, Ch.Vermeulen

Measurement and modeling of proton-induced reactions on arsenic from 35 to 200 MeV

NUCLEAR REACTIONS ⁷⁵As(p, X)⁵⁶Co/⁵⁷Co/⁵⁸Co/⁶⁰Co/⁶⁵Zn/^69mZn/⁶⁶Ga/⁶⁷Ga/⁶⁸Ga/⁷²Ga/⁶⁶Ge/⁶⁸Ge/⁶⁹Ge/⁷⁰As/⁷¹As/⁷²As/⁷³As/⁷⁴As/⁷²Se/⁷³Se/⁷⁵Se, E=35-200 MeV; Cu(p, X)^44mSc/⁴⁶Sc/⁴⁷Sc/⁴⁸V/⁴⁸Cr/⁴⁹Cr/⁵¹Cr/⁵²Mn/⁵⁴Mn/⁵⁶Mn/⁵⁵Co/⁵⁶Co/⁵⁷Co/⁶⁰Co/⁵⁶Ni/⁵⁷Ni/⁵⁹Fe/⁶⁰Cu/⁶¹Cu/⁶⁴Cu/⁶²Zn/⁶³Zn/⁶⁵Zn, E=35-200 MeV; Ti(p, X)⁴²K/⁴³K/⁴³Sc/⁴⁴Sc/^44mSc/⁴⁶Sc/⁴⁷Sc/⁴⁸Sc/⁴⁴Ti/⁴⁷Ca/⁴⁸V, E=35-200 MeV; measured production σ(E) using stacked-target technique, and off-line γ-ray spectrometry, Eγ, Iγ at the LBNL 88-Inch Cyclotron for E(p)<55 MeV, at LANL, IPF for E(p)=50-100 MeV, and at BNL, BLIP for E(p)=100-200 MeV. ⁷⁵As(p, 4n)⁷²Se, (p, 3n)⁷³Se, (p, 3np)⁷²As, (p, X)⁵⁶Co/⁵⁷Co/⁵⁸Co/⁶⁰Co/⁶⁵Zn/^69mZn/⁶⁶Ga/⁶⁷Ga/⁶⁸Ga/⁷²Ga/⁶⁶Ge/⁶⁸Ge/⁶⁹Ge/⁷⁰As/⁷¹As/⁷³As/⁷⁴As/⁷⁵Se, E=25-200 MeV; Ti(p, X)⁴⁴Sc/^44mSc, E=10-200 MeV; Ti(p, X)⁴²K/⁴³K/⁴³Sc/⁴⁴Sc/^44mSc/⁴⁶Sc/⁴⁷Sc/⁴⁸Sc/⁴⁷Ca/⁴⁴Ti/⁴⁸V, E=25-200 MeV; Cu(p, X)^44mSc/⁴⁶Sc/⁴⁷Sc/⁴⁸V/⁴⁸Cr/⁴⁹Cr/⁵¹Cr/⁵²Mn/⁵⁴Mn/⁵⁶Mn/⁵⁵Co/⁵⁶Co/⁵⁷Co/⁶⁰Co/⁵⁶Ni/⁵⁷Ni/⁵⁹Fe/⁶⁰Cu/⁶¹Cu/⁶⁴Cu/⁶²Zn/⁶³Zn/⁶⁵Zn, E=25-200 MeV; comparison of measured s(E) in the present work and previous experiments with theoretical cross sections using ALICE-20, CoH-3.5.3, EMPIRE-3.2.3, TALYS-1.95 and TENDL-2019. ⁷⁵As(p, n)⁷⁵Se, (p, np)⁷⁴As, E<200 MeV; ⁷⁵As(p, 3n)⁷³Se, (p, 2np)⁷³As, (p, 4n)⁷²Se, (p, X)⁷¹As/⁶⁹Ge/⁶⁸Ga/⁶⁷Ga, E=25-200; TALYS default and adjusted σ(E) calculations for residual products. ⁷⁵As(p, 3np)⁷²As, (p, X)⁷²Ga/⁷⁰As/⁶⁵Zn/^69mZn/⁶⁸Ge/⁶⁶Ge/⁶⁶Ga/⁵⁶Co/⁵⁷Co/⁵⁸Co/⁶⁰Co, E=25-200 MeV; TALYS default and adjusted calculations extended to residual products not used in the parameter adjustment sensitivity studies. ^68,71,73As, ^72,73Se, ⁶⁹Ge, ^67,69Ga; adjusted level density scalings in global fitting procedure for residual products. Relevance to production cross sections for positron emission tomography (PET) generator system of ⁷²Se/⁷²As and ⁶⁸Ge/⁶⁸Ga.

doi: 10.1103/PhysRevC.104.064615
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2702.

2021VO05      Eur.Phys.J. A 57, 94 (2021); Erratum Eur.Phys.J. A 57, 131 (2021)

A.S.Voyles, A.M.Lewis, J.T.Morrell, M.S.Basunia, L.A.Bernstein, J.W.Engle, S.A.Graves, E.F.Matthews

Proton-induced reactions on Fe, Cu, and Ti from threshold to 55 MeV

NUCLEAR REACTIONS Fe(p, X)⁴⁸Cr/⁴⁸V/⁴⁹Cr/⁵¹Mn/⁵¹Cr/⁵²Fe/⁵²Mn/⁵⁴Mn/⁵⁵Co/⁵⁶Mn/⁵⁶Co/⁵⁷Co/⁵⁸Co, Cu(p, X)⁵⁴Mn/⁵⁷Ni/⁵⁷Cu/⁶⁰Co/⁶⁰Cu/⁶¹Co/⁶¹Cu, Ti(p, X)⁴³K/⁴⁴Sc/⁴⁷Sc/⁴⁸Sc, E=4-55 MeV; measured reaction products, Eγ, Iγ; deduced independent and cumulative σ. Comparison with EMPIRE, CoH, and ALICE nuclear model code calculations.

doi: 10.1140/epja/s10050-021-00401-2
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2020BA30      Phys.Rev. C 101, 064619 (2020)

M.S.Basunia, J.T.Morrell, M.S.Uddin, A.S.Voyles, C.D.Nesaraja, L.A.Bernstein, E.Browne, M.J.Martin, S.M.Qaim

Resolution of a discrepancy in the γ-ray emission probability from the β decay of ¹³⁷Ce^g

RADIOACTIVITY ¹³⁷Ce(β⁺), ^137mCe(IT)[from ¹³⁹La(p, 3n), E=57 MeV]; ^85,85mY(β⁺), (EC)[from ⁸⁶Sr(p, 2n), E=27 MeV]; ⁸⁵Sr(IT); measured Eγ, Iγ at LBNL cyclotron facility; deduced emission probabilities for gamma rays with the ground and isomeric states in transient equilibrium and using the Bateman equations. Comparison with previous experimental values. Discussed discrepancies of gamma-ray emission probabilities in literature.

doi: 10.1103/PhysRevC.101.064619
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Data from this article have been entered in the XUNDL database. For more information, click here.

2020BE02      Nucl.Instrum.Methods Phys.Res. B468, 81 (2020)

K.V.Becker, E.Vermeulen, C.J.Kutyreff, E.M.O'Brien, J.T.Morrell, E.R.Birnbaum, L.A.Bernstein, F.M.Nortier, J.W.Engle

Cross section measurements for proton induced reactions on natural La

NUCLEAR REACTIONS La(p, X)²²Na/²⁴Na/⁵⁶Co/⁵⁸Co/⁶⁵Zn/¹³²Ce/¹³³Ce/¹³⁴Ce/¹³⁵Ce/¹³⁷Ce/¹³⁹Ce/¹³⁵La/¹³¹Ba/¹³³Ba/¹³²Cs, E < 100 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with TENDL 2017.

doi: 10.1016/j.nimb.2020.02.024
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2516.

2020KI22      J.Low Temp.Physics 199, 1055 (2020)

G.B.Kim, S.T.P.Boyd, R.H.Cantor, A.S.Voyles, J.T.Morrell, L.A.Bernstein, S.Friedrich

A New Measurement of the 60 keV Emission from Am-241 Using Metallic Magnetic Calorimeters

RADIOACTIVITY ²⁴¹Am(α), ¹⁶⁹Yb(EC) [from ¹⁶⁹Tm(d, 2n), E<20 MeV]; measured decay products, Eγ, Iγ, X-rays; deduced γ-ray energies and intensities including errors.

doi: 10.1007/s10909-020-02412-7
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Data from this article have been entered in the XUNDL database. For more information, click here.

2020MO07      Eur.Phys.J. A 56, 13 (2020)

J.T.Morrell, A.S.Voyles, M.S.Basunia, J.C.Batchelder, E.F.Matthews, L.A.Bernstein

Measurement of ¹³⁹La(p, x) cross sections from 35-60 MeV by stacked-target activation

doi: 10.1140/epja/s10050-019-00010-0
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2020NN01      Nucl.Sci.Eng. 194, 894 (2020)

N.Nnamani, K.Van Bibber, L.A.Bernstein, J.L.Vujic, J.T.Morrell, J.C.Batchelder, M.Ayllon

An Integral Experiment on Polyethylene Using Radiative Capture in Indium Foils in a High Flux D-D Neutron Generator

RADIOACTIVITY ^115,116In(IT) [from ¹¹⁵In(n, n'), (n, γ), E=2.2-2.8 MeV]; measured decay products, Eγ, Iγ; deduced γ-ray energies and intensities including uncertainties.

NUCLEAR REACTIONS ¹¹⁵In(n, γ), C, H(n, n), E=2.2-2.8 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with ENDF/B-VII.1 library.

doi: 10.1080/00295639.2020.1769964
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2020UD01      Radiochim.Acta 108, 747 (2020)

M.S.Uddin, B.Scholten, M.S.Basunia, S.Sudar, S.Spellerberg, A.S.Voyles, J.T.Morrell, H.Zaneb, J.A.Rios, I.Spahn, L.A.Bernstein, B.Neumaier, S.M.Qaim

Accurate determination of production data of the non-standard positron emitter ⁸⁶Y via the ⁸⁶Sr(p, n)-reaction

NUCLEAR REACTIONS ⁸⁶Sr(p, n)⁸⁶Y, Cu(p, Xn)⁶²Zn/⁶³Zn/⁶⁵Zn, Ti(p, X)⁴⁸V, E=14.3-24.5 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with nuclear model calculation based on the code TALYS. Forschungszentrum Julich (FZJ), LBNL.

doi: 10.1515/ract-2020-0021
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2534.

2019BA16      Phys.Rev. C 99, 044612 (2019)

J.C.Batchelder, S.-A.Chong, J.Morrell, M.A.Unzueta, P.Adams, J.D.Bauer, T.Bailey, T.A.Becker, L.A.Bernstein, M.Fratoni, A.M.Hurst, J.James, A.M.Lewis, E.F.Matthews, M.Negus, D.Rutte, K.Song, K.Van Bibber, M.Wallace, C.S.Waltz

Possible evidence of nonstatistical properties in the ³⁵Cl (n, p) ³⁵S cross section

NUCLEAR REACTIONS ³⁵Cl(n, p)³⁵S, ³⁵Cl(n, α)³²P, E=2.74, 2.64, 2.58, 2.52, 2.42 MeV; measured β radiation and decay curves from the decay of ³⁵S and ³²P, and σ(E) using liquid scintillator counter at the Berkeley High Flux Neutron Generator (BHFNG) at the University of California. ⁵⁸Ni(n, p)⁵⁸Co and ¹¹⁵In(n, n')^115mIn used as references. Comparison with data in evaluated libraries: ENDF/B-VIII.0, ENDF/B-VII.1, JEFF-3.2, JENDL-4.0, and ROSFOND-2010. ³⁶Cl; deduced resonance, σ(E). ³⁵Cl(n, p), E=1 eV-15 MeV; ³⁵Cl(n, α), E=0-20 MeV; comparison of literature and present experimental σ(E) with nuclear data libraries; concluded that modeling of (n, X) cross sections for N=Z=20 shell gap nuclei requires a resolved resonance approach rather than a Hauser-Feshbach formalism.

doi: 10.1103/PhysRevC.99.044612
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14556.

Note: The following list of authors and aliases matches the search parameter J.T.Morrell: , J.T.MORRELL