NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = J.Morrell Found 15 matches. 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
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
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
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
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
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
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
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
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 137Ceg 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
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
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
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
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
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
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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