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NSR database version of April 11, 2024.

Search: Author = A.S.Voyles

Found 20 matches.

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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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2023PO02      Phys.Rev. C 107, 034605 (2023)

F.Pogliano, F.L.Bello Garrote, A.C.Larsen, H.C.Berg, D.Gjestvang, A.Gorgen, M.Guttormsen, V.W.Ingeberg, T.W.Johansen, K.L.Malatji, E.F.Matthews, M.Markova, J.E.Midtbo, V.Modamio, L.G.Pedersen, E.Sahin, S.Siem, T.G.Tornyi, A.S.Voyles

Observation of a candidate for the M1 scissors resonance in odd-odd 166Ho

NUCLEAR REACTIONS 163Dy(α, pγ), E=26 MeV; measured Eγ, Iγ, Ep, Ip, Eα, Iα, pγ-coin, pαγ-coin. 166Ho; deduced nuclear level density (NLD), gamma strength function (GSF), resonance components of the GSF (Giant Dipole Re sonance, Pigmy Dipole Resonance, M1 scissors resonance), B(M1), parameters of s cissor resonance. Oslo method type of analysis. Systematics of scissor resonances is Ho, Sm, Dy, Er isotopes. Comparison to TALYS 1.95 calculations and other experimental data. Oslo Scintillator Array (OSCAR) of 30 cylindrical LaBr3:Ce detectors and silicon ring (SiRi) consisting of 8 silicon-telescope modules at the Oslo Cyclotron Laboratory (OCL).

doi: 10.1103/PhysRevC.107.034605
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Data from this article have been entered in the XUNDL database. For more information, click here.

2022KO12      Phys. Rev. Res. 4, 021001 (2022)

K.Kolos, V.Sobes, R.Vogt, C.E.Romano, M.S.Smith, L.A.Bernstein, D.A.Brown, M.T.Burkey, Y.Danon, M.A.Elsawi, B.L.Goldblum, L.H.Heilbronn, S.L.Hogle, J.Hutchinson, B.Loer, E.A.McCutchan, M.R.Mumpower, E.M.O'Brien, C.Percher, P.N.Peplowski, J.J.Ressler, N.Schunck, N.W.Thompson, A.S.Voyles, W.Wieselquist, M.Zerkle

Current nuclear data needs for applications

doi: 10.1103/PhysRevResearch.4.021001
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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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2021CH12      Appl.Radiat.Isot. 171, 109647 (2021)

R.K.Chapman, A.S.Voyles, N.Gharibyan, L.A.Bernstein, J.E.Bevins

Measurement of the 160Gd(p, n)160Tb excitation function from 4-18 MeV using stacked-target activation

NUCLEAR REACTIONS 160Gd(p, n), E=4-18 MeV; measured reaction products, Eγ, Iγ; deduced σ and uncertainties. Comparison with EMPIRE-3.2.3, TALYS-1.9, CoH-3.5.3, ALICE-2017 calculations.

doi: 10.1016/j.apradiso.2021.109647
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2692.

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.

2021FR11      J.Nucl.Mater.Manage. 49, 114 (2021)

S.Friedrich, G.-B.Kim, D.Lee, J.A.Hall, R.Cantor, A.Voyles, R.Hummatov, S.P.T.Boyd

Ultra-High Resolution Magnetic Microcalorimeter Gamma-Ray Detectors for Non-Destructive Assay of Uranium and Plutonium

RADIOACTIVITY 169Yb(EC) [from 169Tm(d, 2n)169Yb, E=15 MeV]; measured decay products, Eγ, Iγ, X-rays; deduced γ-ray energies, branching ratios, Au K X-ray escape lines, Kα2/Kα1 ratio. Comparison with available data. Magnetic microcalorimeter (MMC) gamma-ray detector characterization, accurate nondestructive assay (NDA) of U and Pu.

2021GJ01      Phys.Rev. C 103, 034609 (2021)

D.Gjestvang, S.Siem, F.Zeiser, J.Randrup, R.Vogt, J.N.Wilson, F.Bello-Garrote, L.A.Bernstein, D.L.Bleuel, M.Guttormsen, A.Gorgen, A.C.Larsen, K.L.Malatji, E.F.Matthews, A.Oberstedt, S.Oberstedt, T.Tornyi, G.M.Tveten, A.S.Voyles

Excitation energy dependence of prompt fission γ-ray emission from 241Pu

NUCLEAR REACTIONS 240Pu(d, pF)241Pu*, E=13.5 MeV; measured outgoing protons using SiRi, a silicon ΔE-E detector, fission fragments using NIFF, consisting of four parallel plate avalanche counters (PPACs), prompt fission γ rays (PFG), (particle)γ-coin using Oslo Scintillator Array (OSCAR) of 30 LaBr3:Ce scintillators for γ radiation at the Oslo Cyclotron Laboratory; deduced average total PFG multiplicity per fission, average total PFG energy released per fission, and the average PFG energy in the excitation range of 5.75-8.25 MeV. Comparison with simulations using the fission model FREYA, with previous experimental results, and evaluation in ENDF/B-VIII.0.

doi: 10.1103/PhysRevC.103.034609
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23783.

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 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
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Data from this article have been entered in the XUNDL database. For more information, click here.

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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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.

2019BE41      Ann.Rev.Nucl.Part.Sci. 69, 109 (2019)

L.A.Bernstein, D.A.Brown, A.J.Koning, B.T.Rearden, C.E.Romano, A.A.Sonzogni, A.S.Voyles, W.Younes

Our Future Nuclear Data Needs

doi: 10.1146/annurev-nucl-101918-023708
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2018VO05      Nucl.Instrum.Methods Phys.Res. B429, 53 (2018)

A.S.Voyles, L.A.Bernstein, E.R.Birnbaum, J.W.Engle, S.A.Graves, T.Kawano, A.M.Lewis, F.M.Nortier

Excitation functions for (p, x) reactions of niobium in the energy range of Ep=40-90 MeV

NUCLEAR REACTIONS Nb(p, X)82Rb/83Sr/85Y/86Zr/86Y/87Zr/87Y/88Zr/88Y/89Nb/89Zr/90Mo/90Nb/91Nb/92Nb/93Mo, Cu(p, X)51Cr/52Mn/54Mn/55Co/56Ni/57Ni/57Co/58Co/59Fe/60Co/61Cu/64Cu, E<100 MeV; measured reaction products, Eγ, Iγ; deduced σ and uncertainties, isomer-to-ground-state branching ratios. Comparison with the experimental data, reaction modeling codes EMPIRE, TALYS, and CoH.

doi: 10.1016/j.nimb.2018.05.028
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2327.

2017VO07      Nucl.Instrum.Methods Phys.Res. B410, 230 (2017)

A.S.Voyles, M.S.Basunia, J.C.Batchelder, J.D.Bauer, T.A.Becker, L.A.Bernstein, E.F.Matthews, P.R.Renne, D.Rutte, M.A.Unzueta, K.A.van Bibber

Measurement of the 64Zn, 47Ti(n, p) cross sections using a DD neutron generator for medical isotope studies

NUCLEAR REACTIONS 64Zn, 47Ti(n, p), E=2-3 MeV; measured reaction products, Eγ, Iγ. 64Cu, 47Sc, 113,115,116In; deduced σ. Comparison with available data.

doi: 10.1016/j.nimb.2017.08.021
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Note: The following list of authors and aliases matches the search parameter A.S.Voyles: , A.S.VOYLES