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NSR database version of March 21, 2024.

Search: Author = J.R.Vanhoy

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2023VA11      Eur.Phys.J. N 9, 31 (2023)

J.R.Vanhoy, R.C.Haight, S.F.Hicks, M.Devlin, D.Neudecker, M.Herman, A.Koning, K.J.Kelly, I.Thompson

Templates of expected measurement uncertainties for (n, xn) cross sections

NUCLEAR REACTIONS 56Fe, 23Na(n, n'), 9Be(n, X), E=3.5, 6 MeV; analyzed available data; deduced a template for evaluating experimental uncertainties for neutron elastic and inelastic scattering σ and γ-ray production σ from (n, xn) measurements at laboratories with monoenergetic or white neutron sources.

doi: 10.1051/epjn/2023019
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2022HI01      Phys.Rev. C 105, 024329 (2022)

S.F.Hicks, A.E.Stuchbery, T.H.Churchill, D.Bandyopadhyay, B.R.Champine, B.J.Coombes, C.M.Davoren, J.C.Ellis, W.M.Faulkner, S.R.Lesher, J.M.Mueller, S.Mukhopadhyay, J.N.Orce, M.D.Skubis, J.R.Vanhoy, S.W.Yates

Nuclear structure of 130Te from inelastic neutron scattering and shell model analysis

NUCLEAR REACTIONS 130Te(n, n'), E=1.86-3.34, 3.5 MeV; measured Eγ, Iγ, γ(θ), γγ-coin, excitation functions. 130Te; deduced levels, J, π, δ, γ-ray branching ratios, multipolarities, δ, T1/2 of levels, B(E2), B(M1), B(E1). T1/2 extracted by Doppler shift attenuation method. Analysis of excitation functions by statistical model calculations. Comparison to large-scale shell model calculations using the code NuShellX@MSU with a jj55 model space and the sn100 and GCN50:82 interactions. Kumar-Cline sum rules used to evaluate rotational invariants. Comparison to previous experimental data.

doi: 10.1103/PhysRevC.105.024329
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2022LE11      Phys.Rev. C 106, 044302 (2022)

S.R.Lesher, A.Aprahamian, K.Lee, B.Alemayehu, L.M.Clark, X.James, J.C.T.Lowrie, M.Meier, L.McEwan, S.Mukhopadhyay, E.E.Peters, A.P.D.Ramirez, M.Ryan, B.G.Rice, A.Stratman, E.Temanson, J.R.Vanhoy, S.W.Yates

Lifetime measurements of 0+ states in 168Er with the Doppler-shift attenuation method

NUCLEAR REACTIONS 168Er(n, n'γ), E=1.2-3.0 MeV in 0.1 MeV steps; measured Eγ, Iγ, excitation functions, γ(θ), level T1/2 by Doppler-shift attenuation method (DSAM) at the University of Kentucky Accelerator Laboratory. 168Er; deduced levels, J, π, excited 0+ states, bands, multipole mixing ratios, B(E2), B(E1). Comparison with previous experimental results, and with evaluated data in the ENSDF database. Systematics of low-lying levels and B(E2) values in 162,164,166,168,170Er.

doi: 10.1103/PhysRevC.106.044302
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2022RA12      Nucl.Phys. A1023, 122446 (2022)

A.P.D.Ramirez, E.E.Peters, J.R.Vanhoy, S.F.Hicks, L.A.Alasagas, D.K.Alcorn-Dominguez, S.T.Block, S.T.Byrd, E.A.Chouinard, B.M.Combs, B.P.Crider, E.C.Derdyn, L.Downes, J.A.Erlanson, S.E.Evans, A.J.French, E.A.Garza, J.Girgis, T.D.Harrison, S.L.Henderson, T.J.Howard, D.T.Jackson, L.J.Kersting, A.Kumar, S.H.Liu, C.J.Lueck, E.M.Lyons, P.J.McDonough, M.T.McEllistrem, T.J.Morin, S.Mukhopadhyay, T.A.Nguyen, M.Nickel, S.Nigam, R.L.Pecha, J.Potter, F.M.Prados-Estevez, B.G.Rice, T.J.Ross, Z.C.Santonil, J.Schneiderjan, L.C.Sidwell, A.J.Sigillito, J.L.Steves, B.K.Thompson, D.W.Watts, Y.Xiao, S.W.Yates

Neutron elastic and inelastic scattering differential cross sections on carbon

NUCLEAR REACTIONS C(n, n), (n, n'), E=0.5-8 MeV; measured reaction products, En, In, TOF; deduced σ(θ). Comparison with ENDF/B-VIII.0 library. The Univ ersity of Kentucky Accelerator Laboratory (UKAL).

doi: 10.1016/j.nuclphysa.2022.122446
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14784.


2022RA13      Nucl.Phys. A1024, 122474 (2022)

A.P.D.Ramirez, E.E.Peters, S.Mukhopadhyay, M.T.McEllistrem, S.W.Yates, E.C.Derdeyn, S.F.Hicks, E.M.Lyons, T.J.Morin, J.R.Vanhoy

Neutron elastic and inelastic cross section measurements on silicon from 0.8-8 MeV

NUCLEAR REACTIONS Si(n, n), (n, n'), E=0.8-8 MeV; measured reaction products, En, In; deduced σ(θ), σ. Comparison with ENDF/B-VIII.0, JEFF-3.3, JENDL-4.0 data evaluations, TALYS-1.95 nuclear reaction code calculations. The University of Kentucky Accelerator Laboratory (UKAL).

doi: 10.1016/j.nuclphysa.2022.122474
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2020BE22      Phys.Rev.Lett. 125, 092501 (2020)

T.Beck, V.Werner, N.Pietralla, M.Bhike, N.Cooper, U.Friman-Gayer, J.Isaak, R.V.Jolos, J.Kleemann, Krishichayan, O.Papst, W.Tornow, C.Bernards, B.P.Crider, R.S.Ilieva, B.Loher, C.Mihai, F.Naqvi, S.Pascu, E.E.Peters, F.M.Prados-Estevez, T.J.Ross, D.Savran, J.R.Vanhoy, A.Zilges

ΔK = 0 m1 Excitation Strength of the Well-Deformed Nucleus 164Dy from K Mixing

NUCLEAR REACTIONS 164Dy(γ, γ'), E=3-3.2 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, B(M1), reduced relative decay-intensity ratios, excitation strengths.

doi: 10.1103/PhysRevLett.125.092501
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2020PA32      Phys.Rev. C 102, 034323 (2020)

O.Papst, V.Werner, J.Isaak, N.Pietralla, T.Beck, C.Bernards, M.Bhike, N.Cooper, B.P.Crider, U.Friman-Gayer, J.Kleemann, Krishichayan, B.Loher, F.Naqvi, E.E.Peters, F.M.Prados-Estevez, R.S.Ilieva, T.J.Ross, D.Savran, W.Tornow, J.R.Vanhoy

Photo response of 164Dy

NUCLEAR REACTIONS 164Dy(polarized γ, γ'), E=4.0-7.7 MeV; measured Eγ, Iγ, γ(polarization azimuthal asymmetry) using four HPGe detectors at the HIγS facility of TUNL. 164Dy; deduced levels, J, π, energy-integrated cross sections, widths, B(E1), B(M1), γ-branching ratios to the ground state and the first 2+ state, mean population ratios of the first and second 2+ states, and first 3+ state, photon strength function (PSF) and nuclear level density (NLD). Comparison with statistical model calculations.

doi: 10.1103/PhysRevC.102.034323
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0268. Data from this article have been entered in the XUNDL database. For more information, click here.


2019GR06      J.Phys.(London) G46, 075101 (2019)

E.T.Gregor, N.N.Arsenyev, M.Scheck, T.M.Shneidman, M.Thurauf, C.Bernards, A.Blanc, R.Chapman, F.Drouet, A.A.Dzhioev, G.de France, M.Jentschel, J.Jolie, J.M.Keatings, T.Kroll, U.Koster, R.Leguillon, K.R.Mashtakov, P.Mutti, D.O'Donnell, C.M.Petrache, G.S.Simpson, J.Sinclair, J.F.Smith, T.Soldner, P.Spagnoletti, A.V.Sushkov, W.Urban, A.Vancraeyenest, J.R.Vanhoy, V.Werner, K.O.Zell, M.Zielinska

Decay properties of the 3-1 level in 96Mo

NUCLEAR REACTIONS 95Mo(n, 2γ), E cold; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and intensities, B(Eλ). Comparison with QRPA results.

NUCLEAR STRUCTURE 92,94,96,98Mo; calculated energy levels, B(Eλ) using QRPA approach.

doi: 10.1088/1361-6471/ab0b5e
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2019MI12      Phys.Rev. C 100, 014302 (2019)

S.L.Miller, K.A.Villafana, M.A.Riley, J.Simpson, D.J.Hartley, E.S.Paul, A.D.Ayangeakaa, J.S.Baron, P.F.Bertone, A.J.Boston, M.P.Carpenter, J.J.Carroll, J.Cavey, C.J.Chiara, P.Chowdhury, U.Garg, S.S.Hota, E.G.Jackson, R.V.F.Janssens, F.G.Kondev, T.Lauritsen, M.Litz, W.C.Ma, J.Matta, E.A.McCutchan, S.Mukhopadhyay, P.J.Nolan, E.E.Pedicini, L.L.Riedinger, J.F.Sharpey-Schafer, J.R.Vanhoy, A.Volya, X.Wang, S.Zhu

Backbending, seniority, and Pauli blocking of pairing correlations at high rotational frequencies in rapidly rotating nuclei

NUCLEAR STRUCTURE 156,157,158,159,160,161,162,163,164,165,166,168,170Er, 158,159,160,161,162,163,164,165,166,167,168,169,170,171,172Yb, 160,161,162,163,164,165,166,167,168,169,170,171,172,173,174Hf, 164,165,166,167,168,169,170,171,172,173,174,175,176,177W; calculated band-crossing frequencies of the first (AB) and the second (BC) i13/2 neutron alignments. 162Er, 164Yb, 166Hf, 168W: calculated AB and BC crossing frequencies as function of quadrupole deformation, and as function of the percentage of the odd-even mass difference for N=94 nuclei. Comparison with experimental data. A=134-200, Z=52-82; systematics of E(first 4+)/E(first 2+) ratios for even-even nuclei.

doi: 10.1103/PhysRevC.100.014302
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2019PE06      Phys.Rev. C 99, 024303 (2019)

C.M.Petrache, J.-M.Regis, C.Andreoiu, M.Spieker, C.Michelagnoli, P.E.Garrett, A.Astier, E.Dupont, F.Garcia, S.Guo, G.Hafner, J.Jolie, F.Kandzia, V.Karayonchev, Y.-H.Kim, L.Knafla, U.Koster, B.F.Lv, N.Marginean, C.Mihai, P.Mutti, K.Ortner, C.Porzio, S.Prill, N.Saed-Samii, W.Urban, J.R.Vanhoy, K.Whitmore, J.Wisniewski, S.W.Yates

Collectivity of the 2p-2h proton intruder band of 116Sn

NUCLEAR REACTIONS 115Sn(n, γ), E=thermal; measured Eγ, Iγ, γγ-coin, half-lives of levels using γγ-coin fast timing technique at ILL-Grenoble. 116Sn; deduced levels, J, π, B(E2) values of states in the normal and intruder configurations. Comparison with previous measurements, and with theoretical predictions using IBM-2. Systematics of levels, J, π and half-lives in 110,112,114,116,118,120,122Sn.

doi: 10.1103/PhysRevC.99.024303
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Data from this article have been entered in the XUNDL database. For more information, click here.


2018VA02      Nucl.Phys. A972, 107 (2018)

J.R.Vanhoy, S.H.Liu, S.F.Hicks, B.M.Combs, B.P.Crider, A.J.French, E.A.Garza, T.Harrison, S.L.Henderson, T.J.Howard, M.T.McEllistrem, S.Nigam, R.L.Pecha, E.E.Peters, F.M.Prados-Estevez, A.P.D.Ramirez, B.G.Rice, T.J.Ross, Z.C.Santonil, L.C.Sidwell, J.L.Steves, B.K.Thompson, S.W.Yates

54Fe neutron elastic and inelastic scattering differential cross sections from 2-6 MeV

NUCLEAR REACTIONS 54Fe(n, n), (n, n'), E=2-6 MeV; measured En, In(θ); deduced σ(θ); calculated σ(θ) using coupled channels, TALYS, DWBA code ECIS06; deduced increase of DWBA deformation parameter above 4 MeV by about 1/4 using fit to the data.

doi: 10.1016/j.nuclphysa.2018.02.004
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14451.


2017HI02      Phys.Rev. C 95, 034322 (2017)

S.F.Hicks, J.R.Vanhoy, P.G.Burkett, B.R.Champine, S.J.Etzkorn, P.E.Garrett, S.W.Yates, M.Yeh

Lifetimes in 124Te: Examining critical-point symmetry in the Te nuclei

NUCLEAR REACTIONS 124Te(n, n'γ), E=2.2-3.3 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), relative γ-ray production σ(E), level half-lives by DSAM at University of Kentucky Accelerator Laboratory. 124Te; deduced levels, J, π, γ-ray branching ratios, multipolarities, mixing ratios, B(M1), B(E1), B(E2). Comparison of level half-lives with previous experimental results. 122,124,126Te; comparison of experimental B(E2) values with E(5) and β4 potential critical-point symmetry model calculations.

doi: 10.1103/PhysRevC.95.034322
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2017LE04      Phys.Rev. C 95, 064309 (2017)

S.R.Lesher, C.Casarella, A.Aprahamian, L.M.Robledo, B.P.Crider, R.Ikeyama, I.R.Marsh, M.T.McEllistrem, E.E.Peters, F.M.Prados-Estevez, M.K.Smith, Z.R.Tully, J.R.Vanhoy, S.W.Yates

Lifetime measurements of low-spin negative-parity levels in 160Gd

NUCLEAR REACTIONS 160Gd(n, n'γ), E=1.5-2.8 MeV; measured Eγ, Iγ, γ(θ), excitation functions, level half-lives by DSAM at the University of Kentucky Accelerator Laboratory (UKAL). 160Gd; deduced levels, J, π, bands, multipolarities, mixing ratios, B(E2), B(E1), octupole vibrations; calculated potential energy surface in (Q20, Q30) plane. Comparison with generator coordinate method (GCM) calculations using the GognyD1S energy density functional.

doi: 10.1103/PhysRevC.95.064309
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Data from this article have been entered in the XUNDL database. For more information, click here.


2017PR03      Phys.Rev. C 95, 034328 (2017)

F.M.Prados-Estevez, E.E.Peters, A.Chakraborty, M.G.Mynk, D.Bandyopadhyay, N.Boukharouba, S.N.Choudry, B.P.Crider, P.E.Garrett, S.F.Hicks, A.Kumar, S.R.Lesher, C.J.McKay, M.T.McEllistrem, S.Mukhopadhyay, J.N.Orce, M.Scheck, J.R.Vanhoy, J.L.Wood, S.W.Yates

Collective quadrupole behavior in 106Pd

NUCLEAR REACTIONS 106Pd(n, n'γ), E=2.0-3.8 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), level half-lives by DSAM at University of Kentucky Accelerator Laboratory. 106Pd; deduced levels, J, π, γ-ray branching ratios, multipolarities, mixing ratios, B(M1), B(E1), B(E2). Comparison of level half-lives with previous experimental results. Comparison of experimental B(E2) values with predictions of various model calculations.

doi: 10.1103/PhysRevC.95.034328
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Data from this article have been entered in the XUNDL database. For more information, click here.


2017RA12      Phys.Rev. C 95, 064605 (2017)

A.P.D.Ramirez, J.R.Vanhoy, S.F.Hicks, M.T.McEllistrem, E.E.Peters, S.Mukhopadhyay, T.D.Harrison, T.J.Howard, D.T.Jackson, P.D.Lenzen, T.D.Nguyen, R.L.Pecha, B.G.Rice, B.K.Thompson, S.W.Yates

Neutron scattering cross section measurements for 56Fe

NUCLEAR REACTIONS 56Fe(n, n), (n, n'), E=1.30-7.96 MeV; measured E(n), I(n), σ(E, θ) using a C6D6 liquid scintillation detector and time-of-flight techniques at the University of Kentucky Accelerator Laboratory. Comparison with previous experimental data, evaluations in ENDF, JENDL, and JEFF databases, and with theoretical calculations using different optical model potentials in TALYS and EMPIRE codes.

doi: 10.1103/PhysRevC.95.064605
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14462.


2016HA36      Phys.Rev. C 94, 054329 (2016)

D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, S.L.Miller, A.D.Ayangeakaa, P.F.Bertone, M.P.Carpenter, C.J.Chiara, P.Chowdhury, U.Garg, G.Gurdal, S.S.Hota, F.G.Kondev, T.Lauritsen, W.C.Ma, J.Matta, E.A.McCutchan, S.Mukhopadhyay, E.E.Pedicini, J.R.Vanhoy, S.Zhu

First observation of rotational structures in 168Re

NUCLEAR REACTIONS 118Sn(55Mn, 5n), E=260 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere array at ATLAS-ANL facility. 168Re; deduced high-spin levels, J, π, γ-branching ratios, bands, alignments, band crossings, B(M1)/B(E2) ratios, configuration. Comparison of B(M1)/B(E2) ratios with theoretical calculations. Systematics of level energies for πh11/2νi13/2 bands in 166,168,170,172,174Re. Systematics of signature splitting for πh11/2νi13/2 bands in 166,168,170,172,174Re, 164,166,168,170,172Ta, 162,164,166,168,170Lu.

doi: 10.1103/PhysRevC.94.054329
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016PE06      Eur.Phys.J. A 52, 96 (2016)

E.E.Peters, F.M.Prados-Estevez, A.Chakraborty, M.G.Mynk, D.Bandyopadhyay, S.N.Choudry, B.P.Crider, P.E.Garrett, S.F.Hicks, A.Kumar, S.R.Lesher, C.J.McKay, J.N.Orce, M.Scheck, J.R.Vanhoy, J.L.Wood, S.W.Yates

E0 transitions in 106Pd: Implications for shape coexistence

NUCLEAR REACTIONS 106Pd(n, n'), E=2.2, 2.7, 3.5 MeV; measured Eγ, Iγ(θ) using HPGe and Compton suppressed BGO, In using NE218; deduced positive-parity γ-ray transitions σ(θ), branching ratios, T1/2 for specific states, rotational bands, B(E0), extension of observed shape coexistence to K=2 structures (using also previous papers of the authors on E2/M1 mixing ratios and 2+ states T1/2).

doi: 10.1140/epja/i2016-16096-y
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2015CR06      Phys.Rev. C 92, 034310 (2015)

B.P.Crider, E.E.Peters, J.M.Allmond, M.T.McEllistrem, F.M.Prados-Estevez, T.J.Ross, J.R.Vanhoy, S.W.Yates

Inelastic neutron scattering cross sections for 76Ge relevant to background in neutrinoless double-β decay experiments

NUCLEAR REACTIONS 76Ge(n, n'), E<4.9 MeV; measured Eγ, Iγ, γ(θ), σ(E), level half-lives by DSAM for different chemical compositions of the target material at Kentucky Van de Graaff Accelerator Laboratory 76Ge; deduced levels, J, π, γ-branching ratios. Relevance to neutrinoless double-β decay search of 76Ge.

doi: 10.1103/PhysRevC.92.034310
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14442. Data from this article have been entered in the XUNDL database. For more information, click here.


2015LE05      Phys.Rev. C 91, 054317 (2015)

S.R.Lesher, C.Casarella, A.Aprahamian, B.P.Crider, R.Ikeyama, I.R.Marsh, M.T.McEllistrem, E.E.Peters, F.M.Prados-Estevez, M.K.Smith, Z.R.Tully, J.R.Vanhoy, S.W.Yates

Collectivity of 0+ states in 160Gd

NUCLEAR REACTIONS 160Gd(n, n'), E<2.8 MeV; measured Eγ, Iγ, excitation functions, γ(θ), level half-lives by DSAM at University of Kentucky Accelerator Laboratory (UKAL). 160Gd; deduced levels, J, π, level scheme for decay of bands based on excited 0+ states, B(E2), B(E1), B(M1), collective nature of states.

doi: 10.1103/PhysRevC.91.054317
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2015VA07      Nucl.Phys. A939, 121 (2015)

J.R.Vanhoy, S.F.Hicks, A.Chakraborty, B.R.Champine, B.M.Combs, B.P.Crider, L.J.Kersting, A.Kumar, C.J.Lueck, S.H.Liu, P.J.McDonough, M.T.McEllistrem, E.E.Peters, F.M.Prados-Estevez, L.C.Sidwell, A.J.Sigillito, D.W.Watts, S.W.Yates

Neutron scattering differential cross sections for 23Na from 1.5 to 4.5 MeV

NUCLEAR REACTIONS 23Na(n, n), (n, n'), (n, n'γ), E=1.5-4.5 MeV; measured En, In(θ), Eγ, Iγ, nγ-coin using C6D6; deduced neutron spectrum, γ transitions, σ(θ), σ, discrete γ-ray σ; calculated σ using ECIS06. Elastic, inelastic neutron σ, σ(θ) compared with ENDF/B-VII.1, JENDL-4.0 and JEFF-3.1.2; γ-ray σ compared with GELINA/IRMM data.

doi: 10.1016/j.nuclphysa.2015.03.006
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14403.


2014HA22      Phys.Rev. C 90, 017301 (2014)

D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, S.Miller, A.D.Ayangeakaa, M.P.Carpenter, J.J.Carroll, J.Cavey, C.J.Chiara, P.Chowdhury, U.Garg, S.S.Hota, E.G.Jackson, F.G.Kondev, T.Lauritsen, M.Litz, W.C.Ma, J.Matta, E.S.Paul, E.E.Pedicini, J.Simpson, J.R.Vanhoy, S.Zhu

High-spin structure of odd-odd 172Re

NUCLEAR REACTIONS 120Sn(55Mn, 3n), E=257 MeV; measured Eγ, Iγ, γγ, three- and higher-fold coincidences, γγ(θ) ratios using Gammasphere array at ATLAS-ANL facility. 172Re; deduced high-spin levels, J, π, bands, configurations, alignment plots.

doi: 10.1103/PhysRevC.90.017301
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Data from this article have been entered in the XUNDL database. For more information, click here.


2013HA02      Phys.Rev. C 87, 024315 (2013)

D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, S.Miller, A.D.Ayangeakaa, P.F.Bertone, M.P.Carpenter, C.J.Chiara, P.Chowdhury, U.Garg, G.Gurdal, S.S.Hota, F.G.Kondev, T.Lauritsen, W.C.Ma, J.Matta, E.A.McCutchan, S.Mukhopadhyay, E.E.Pedicini, J.R.Vanhoy, S.Zhu

Multiple band structures in 169, 170Re: Search for the wobbling mode in 169Re, and residual-interaction analysis of structures in 170Re

NUCLEAR REACTIONS 118Sn(55Mn, X), E=260 MeV; measured Eγ, Iγ, γγ-coin, using the Gammasphere. 169,170Re; deduced levels, J, π, B(M1)/B(E2), bands, configurations; calculated B(M1)/B(E2).

NUCLEAR STRUCTURE 164,166,168Lu, 166,168,170,172Ta, 170,172,174Re, 176Ir; calculated residual interactions. 163,165,167,169,171Lu, 165,167,169,171,173Ta, 169,171,173,175Re, 173,175,177Ir; calculated relative levels of πi13/2, πh9/2, πh11/2 bands.

doi: 10.1103/PhysRevC.87.024315
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Data from this article have been entered in the XUNDL database. For more information, click here.


2013HA36      Phys.Rev. C 88, 044323 (2013)

D.J.Hartley, E.E.Pedicini, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, S.Miller, A.D.Ayangeakaa, M.P.Carpenter, J.J.Carroll, J.Cavey, C.J.Chiara, P.Chowdhury, U.Garg, S.S.Hota, E.G.Jackson, F.G.Kondev, T.Lauritsen, M.Litz, W.C.Ma, J.Matta, E.S.Paul, J.Simpson, J.R.Vanhoy, S.Zhu

Possible deformation evolution in the π i13/2 structure of 171Re

NUCLEAR REACTIONS 120Sn(55Mn, 4n), E=257 MeV; measured Eγ, Iγ, γγ-coin, three- and higher-fold coincidences, angular correlation ratios using Gammasphere array at ATLAS-ANL facility. 171Re; deduced high-spin levels, J, π, multipolarity, rotational bands, alignments, configurations, B(M1)/B(E2), moment of inertia plots. No evidence found for wobbling mode of excitation. Comparison with cranked shell-model calculations.

doi: 10.1103/PhysRevC.88.044323
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2013PE16      Phys.Rev. C 88, 024317 (2013)

E.E.Peters, A.Chakraborty, B.P.Crider, B.H.Davis, M.K.Gnanamani, M.T.McEllistrem, F.M.Prados-Estevez, J.R.Vanhoy, S.W.Yates

Level lifetimes in the stable Zr nuclei: Effects of chemical properties in Doppler-shift measurements

NUCLEAR REACTIONS Zr, 94Zr(n, n'), E=2.0, 2.3, 2.8, 3.5 MeV; measured Eγ, Iγ, γ(θ), level half-lives by DSAM using metal and oxide samples. 90,91,92,94,96Zr; deduced levels, B(E2), reassessed structure of 94Zr based on correction of previously measured half-lives; investigated effects of chemical nature of targets on DSAM measurements.

doi: 10.1103/PhysRevC.88.024317
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2012HI10      Phys.Rev. C 86, 054308 (2012)

S.F.Hicks, J.C.Boehringer, N.Boukharouba, C.Fransen, S.R.Lesher, J.M.Mueller, J.R.Vanhoy, S.W.Yates

Collective and two-quasiparticle excitations in 128Te

NUCLEAR REACTIONS 128Te(n, n'γ), E=2.15-3.33 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), excitation functions. 128Te; deduced levels, J, π, branching ratio, mixing ratio, B(M1), B(E2), Doppler-shift attenuation factor, T1/2, mixed-symmetry excitations, quadrupole-octupole coupled multi-phonon excitations, 2qp excitations. Comparison with interacting boson model (IBM) and particle-core coupling model calculations.

doi: 10.1103/PhysRevC.86.054308
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2011HA25      Phys.Rev. C 83, 064307 (2011)

D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, A.Aguilar, M.P.Carpenter, C.J.Chiara, P.Chowdhury, I.G.Darby, U.Garg, Q.A.Ijaz, F.G.Kondev, S.Lakshmi, T.Lauritsen, A.Ludington, W.C.Ma, E.A.McCutchan, S.Mukhopadhyay, R.Pifer, E.P.Seyfried, U.Shirwadkar, I.Stefanescu, S.K.Tandel, J.R.Vanhoy, S.Zhu, S.Frauendorf

Rotational structures and the wobbling mode in 167Ta

NUCLEAR REACTIONS 120Sn(51V, 4n), E=235 MeV; measured Eγ, Iγ, γγ-coin γγ(θ) using Gammasphere array. 167Ta; deduced levels, J, π, multipolarity, B(M1)/B(E2), rotational bands, alignments, band crossing frequencies, band configurations. Comparison with particle-rotor model calculations, and trends in the wobbling phonon energies in 161,163,165,167Lu, and 167Ta.

doi: 10.1103/PhysRevC.83.064307
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2010AG06      Phys.Rev. C 81, 064317 (2010)

A.Aguilar, D.J.Hartley, M.A.Riley, C.Teal, M.P.Carpenter, P.Chowdhury, M.Danchev, M.K.Djongolov, G.B.Hagemann, A.A.Hecht, R.V.F.Janssens, F.G.Kondev, T.Lauritsen, W.C.Ma, W.H.Mohr, E.F.Moore, S.W.Odegard, L.L.Riedinger, G.Sletten, S.K.Tandel, J.R.Vanhoy, X.Wang, S.Zhu

Alignments, additivity, and signature inversion in odd-odd 170Ta: A comprehensive high-spin study

NUCLEAR REACTIONS 124Sn(51V, 5n), E=228 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ) using Gammasphere array. 170Ta; deduced levels, J, π, rotational bands, configurations, Routhians, signature inversions, B(M1)/B(E2) ratios.

doi: 10.1103/PhysRevC.81.064317
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2010HA26      Phys.Rev. C 82, 057302 (2010)

D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, X.Wang, A.Aguilar, M.P.Carpenter, C.J.Chiara, P.Chowdhury, I.G.Darby, U.Garg, Q.A.Ijaz, F.G.Kondev, S.Lakshmi, T.Lauritsen, W.C.Ma, E.A.McCutchan, S.Mukhopadhyay, E.P.Seyfried, U.Shirwadkar, I.Stefanescu, S.K.Tandel, J.R.Vanhoy, S.Zhu

Band crossings in 166Ta

NUCLEAR REACTIONS 120Sn(51V, 5n), E=235 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ) using Gammasphere array. 166Ta; deduced levels, J, π, rotational bands, alignments and B(M1)/B(E2) ratios. Comparison of alignments with those in 165Hf bands. Comparison with theoretical B(M1)/B(E2) ratios.

doi: 10.1103/PhysRevC.82.057302
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2010WA36      Phys.Rev. C 82, 034315 (2010)

X.Wang, D.J.Hartley, M.A.Riley, L.L.Riedinger, A.Aguilar, M.P.Carpenter, C.J.Chiara, P.Chowdhury, I.Darby, U.Garg, Q.Ijaz, R.V.F.Janssens, F.G.Kondev, S.Lakshmi, T.Lauritsen, W.C.Ma, E.A.McCutchan, S.Mukhopadhyay, E.P.Seyfried, I.Stefanescu, S.K.Tandel, U.S.Tandel, C.Teal, J.R.Vanhoy, S.Zhu

Multi-quasiparticle structures up to spin ∼ 44h in the odd-odd nucleus 168Ta

NUCLEAR REACTIONS 120Sn(51V, 3n), E=235 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere array. 168Ta, deduced levels, J, π, B(M1)/B(E2) values, energy staggerings of signature partners, alignments, two-quasiparticle bands, configurations. Comparisons with cranked shell model calculations, and with band structures of 162,164,166Tm, 164,166,169Lu, 167Hf and 166,167,170Ta.

doi: 10.1103/PhysRevC.82.034315
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2009HA33      Phys.Rev. C 80, 041304 (2009); Publishers Note, Phys.Rev. C 80, 059901 (2009)

D.J.Hartley, R.V.F.Janssens, L.L.Riedinger, M.A.Riley, A.Aguilar, M.P.Carpenter, C.J.Chiara, P.Chowdhury, I.G.Darby, U.Garg, Q.A.Ijaz, F.G.Kondev, S.Lakshmi, T.Lauritsen, A.Ludington, W.C.Ma, E.A.McCutchan, S.Mukhopadhyay, R.Pifer, E.P.Seyfried, I.Stefanescu, S.K.Tandel, U.Tandel, J.R.Vanhoy, X.Wang, S.Zhu, I.Hamamoto, S.Frauendorf

Wobbling mode in 167Ta

NUCLEAR REACTIONS 120Sn(51V, 4n), E=235 MeV; measured Eγ, Iγ, γγ-coin and γγ(θ) using Gammasphere array. 167Ta; deduced levels, J, π, triaxial superdeformed bands, normal deformed bands, dynamic moments of inertia, alignments and rotational frequency. Comparison with ultimate cranked (UC) calculations.

doi: 10.1103/PhysRevC.80.041304
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2008HI17      Phys.Rev. C 78, 054320 (2008)

S.F.Hicks, J.R.Vanhoy, S.W.Yates

Fragmentation of mixed-symmetry excitations in stable even-even tellurium nuclei

NUCLEAR REACTIONS 122,124,126,128,130Te(n, n'γ), E=1.7-3.4 MeV; measured Eγ, Iγ, γγ-coin, angular distributions, half-lives using Doppler Shift Attenuation Method; deduced levels, J, π, multipolarities, mixing ratios, B(M1), B(E2), mixed-symmetry states. Comparison with Interacting Boson Model calculations.

doi: 10.1103/PhysRevC.78.054320
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2006HA46      Phys.Rev. C 74, 054314 (2006); Erratum Phys.Rev. C 75, 029902 (2007)

D.J.Hartley, W.H.Mohr, J.R.Vanhoy, M.A.Riley, A.Aguilar, C.Teal, R.V.F.Janssens, M.P.Carpenter, A.A.Hecht, T.Lauritsen, E.F.Moore, S.Zhu, F.G.Kondev, M.K.Djongolov, M.Danchev, L.L.Riedinger, G.B.Hagemann, G.Sletten, P.Chowdhury, S.K.Tandel, W.C.Ma, S.W.Odegard

Multiple band structures in 169Ta

NUCLEAR REACTIONS 124Sn(51V, 6n), E=228 MeV; measured Eγ, Iγ, γγ-coin. 169Ta deduced high-spin levels, J, π, configurations. Gammasphere array.

doi: 10.1103/PhysRevC.74.054314
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2005HA71      Phys.Rev. C 72, 064325 (2005)

D.J.Hartley, W.H.Mohr, J.R.Vanhoy, M.A.Riley, A.Aguilar, C.Teal, R.V.F.Janssens, M.P.Carpenter, A.A.Hecht, T.Lauritsen, E.F.Moore, S.Zhu, F.G.Kondev, M.K.Djongolov, M.Danchev, L.L.Riedinger, G.B.Hagemann, G.Sletten, P.Chowdhury, S.K.Tandel, W.C.Ma, S.W.Odegard

Detailed high-spin spectroscopy and the search for the wobbling mode in 171Ta

NUCLEAR REACTIONS 124Sn(51V, 4n), E=228 MeV; measured Eγ, Iγ, γγ-coin. 171Ta deduced high-spin levels, J, π, configurations. No wobbling sequence seen. Gammasphere array.

doi: 10.1103/PhysRevC.72.064325
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2005HI04      Phys.Rev. C 71, 034307 (2005)

S.F.Hicks, G.K.Alexander, C.A.Aubin, M.C.Burns, C.J.Collard, M.M.Walbran, J.R.Vanhoy, E.Jensen, P.E.Garrett, M.Kadi, A.Martin, N.Warr, S.W.Yates

Intruder structures observed in 122Te through inelastic neutron scattering

NUCLEAR REACTIONS 122Te(n, n'), E=1.72, 2.80, 3.35 MeV; measured Eγ, Iγ, DSA; deduced excitation functions. 122Te deduced levels, J, π, T1/2, B(M1), B(E2). Comparison with interacting boson model predictions.

doi: 10.1103/PhysRevC.71.034307
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2004VA16      Phys.Rev. C 69, 064323 (2004)

J.R.Vanhoy, J.A.Tanyi, K.A.Crandell, T.H.Churchill, S.F.Hicks, M.C.Burns, P.A.Roddy, N.V.Warr, T.B.Brown, S.R.Lesher

Lifetimes in 126Te from in-beam (n, n'γ) measurements

NUCLEAR REACTIONS 126Te(n, n'γ), E=2.2-3.3 MeV; measured Eγ, Iγ, γγ-coin, excitation functions, DSA. 126Te deduced levels, J, π, δ, B(M1), B(E2), T1/2.

doi: 10.1103/PhysRevC.69.064323
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2003VA11      Phys.Rev. C 68, 034315 (2003)

J.R.Vanhoy, R.T.Coleman, K.A.Crandell, S.F.Hicks, B.A.Sklaney, M.M.Walbran, N.V.Warr, J.Jolie, F.Corminboeuf, L.Genilloud, J.Kern, J.-L.Schenker, P.E.Garrett

Structure of 120Te from the 118Sn(α, 2nγ) reaction and 120I decay

NUCLEAR REACTIONS 118Sn(α, 2n), E=16-32 MeV; measured Eγ, Iγ, γγ-coin, excitation functions. 120Te deduced levels, J, π, δ, branching ratios, B(E2). Comparisons with model predictions.

RADIOACTIVITY 120I(EC) [from 110Pd(14N, 4n)]; measured Eγ, Iγ, γγ-coin, T1/2; deduced log ft. 120Te deduced levels, J, π, δ, branching ratios, B(E2). Comparisons with model predictions.

doi: 10.1103/PhysRevC.68.034315
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2000VA31      Acta Phys.Hung.N.S. 12, 287 (2000)

J.R.Vanhoy, S.F.Hicks, N.V.Warr, G.K.Alexander, C.A.Aubin, P.G.Burkett, M.C.Burns, T.B.Brown, B.R.Champine, R.T.Coleman, C.J.Collard, F.Corminboeuf, K.A.Crandell, S.J.Etzkorn, P.E.Garrett, L.Genilloud, J.Jolie, J.Kern, J.-L.Schenker, B.A.Sklaney, J.A.Tanyi, M.M.Walbrun, S.W.Yates, M.Yeh

Coexisting Structures in the 120-124Te Nuclei

NUCLEAR STRUCTURE 118Sn, 120Te; analyzed levels, J. IBM-2 model calculations.


2000YA22      Acta Phys.Hung.N.S. 12, 295 (2000)

S.W.Yates, T.B.Brown, C.D.Hannant, J.R.Vanhoy, N.Warr

Using (n, xnγ) Reactions to Probe Nuclear Structure

NUCLEAR REACTIONS 186W(n, xnypzα), E=250-600 MeV; measured Eγ, Iγ, γγ-coin. 160,162,164,166,168,170Yb, 166,168,170,172,174,176,178Hf, 170,172,174,176,178,180,182,184,186W deduced levels, J, π.


1998HI09      Phys.Rev. C57, 2264 (1998)

S.F.Hicks, C.M.Davoren, W.M.Faulkner, J.R.Vanhoy

Structural Characteristics of 144Nd Through γ-Ray Spectroscopy following Inelastic Neutron Scattering

NUCLEAR REACTIONS 144Nd(n, n'), E=2.2-3.3 MeV; measured Eγ, Iγ(θ), excitation functions, DSA. 144Nd deduced levels J, π, B(λ), δ, T1/2, multiphonon excitations. IBM-2 calculations.

doi: 10.1103/PhysRevC.57.2264
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1995JO20      Phys.Rev. C52, 2382 (1995)

E.L.Johnson, E.M.Baum, D.P.DiPrete, R.A.Gatenby, T.Belgya, D.Wang, J.R.Vanhoy, M.T.McEllistrem, S.W.Yates

Lifetime Measurements of Scissors Mode Excitations in 162,164Dy

NUCLEAR REACTIONS 162,164Dy(n, n'γ), E=2.2-3.6 MeV; measured Eγ, Iγ, Iγ(θ), Doppler shift. 162,164Dy deduced levels, J, branching ratios, T1/2, B(M1), scissors mode states.

doi: 10.1103/PhysRevC.52.2382
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1995VA25      Phys.Rev. C52, 2387 (1995)

J.R.Vanhoy, J.M.Anthony, B.M.Haas, B.H.Benedict, B.T.Meehan, S.F.Hicks, C.M.Davoren, C.L.Lundstedt

Structural Characteristics of 142Ce Through Inelastic Neutron Scattering

NUCLEAR REACTIONS 142Ce(n, n'γ), E=2-2.53 MeV; measured Eγ, Iγ, Doppler shifts, Iγ(θ). 142Ce deduced levels, J, π, δ, B(λ), T1/2. Phonon, interacting boson, particle core coupling models.

doi: 10.1103/PhysRevC.52.2387
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1993GA16      Nucl.Phys. A560, 633 (1993)

R.A.Gatenby, E.L.Johnson, E.M.Baum, S.W.Yates, D.Wang, J.R.Vanhoy, M.T.McEllistrem, T.Belgya, B.Fazekas, G.Molnar

Decay Properties and Lifetimes of States in 144Sm from (n, n'γ) Reaction Studies

NUCLEAR REACTIONS 144Sm(n, n'γ), E=1.8-4.3 MeV; measured Eγ, Iγ, Iγ(θ), Eγ(θ), σ(Eγ), Doppler shift. 144Sm deduced levels, J, π, branching ratios, δ, T1/2, B(λ). Enriched target, hyperpure Ge detector, Compton suppression. Two-phonon states, shell model.

doi: 10.1016/0375-9474(93)90038-Y
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1993LA09      Z.Phys. A345, 249 (1993)

P.A.Larson, J.R.Vanhoy, G.E.Mitchell

Acquired Polarization in k.I PNC Experiments

NUCLEAR REACTIONS 111,113Cd, 117Sn(n, X), E ≈ resonance; calculated parity nonconserving transmission asymmetries; deduced acquired polarization role. Unpolarized beam, polarized target.

doi: 10.1007/BF01280831
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1992VA06      Phys.Rev. C45, 1628 (1992)

J.R.Vanhoy, M.T.McEllistrem, S.F.Hicks, R.A.Gatenby, E.M.Baum, E.L.Johnson, G.Molnar, S.W.Yates

Neutron and Proton Dynamics of 48Ca Levels and γ-Ray Decays from Neutron Inelastic Scattering

NUCLEAR REACTIONS 48Ca(n, n'γ), E=4.8-8 MeV; measured Eγ, Iγ, σ(E), γ yields, production σ, DSA. 48Ca deduced levels, J, π, T1/2, γ-ray branching ratios, neutron, proton dynamics. Model comparison.

doi: 10.1103/PhysRevC.45.1628
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1991BE46      Acta Phys.Acad.Sci.Hung. 69, 179 (1991)

T.Belgya, B.Fazekas, G.Molnar, A.Veres, R.A.Gatenby, J.R.Vanhoy, E.M.Baum, E.L.Johnson, S.W.Yates

Search for Various Collective Excitation Modes with the (n, n'γ) Reaction

NUCLEAR REACTIONS 96Zr, 144Sm, 134Ba(n, n'γ), E not given; analyzed data. 96Zr, 144Sm deduced levels, J, π, double octupole, quadrupole-octupole modes. 134Ba deduced levels, J, π, mixed-symmetry states transition rates.


1990GA01      Phys.Rev. C41, R414 (1990)

R.A.Gatenby, J.R.Vanhoy, E.M.Baum, E.L.Johnson, S.W.Yates, T.Belgya, B.Fazekas, A.Veres, G.Molnar

Fast E1 Transitions and Evidence for Octupole-Octupole and Quadrupole-Octupole Excitations in 144Sm

NUCLEAR REACTIONS 144Sm(n, n'γ), E=2.2-4.3 MeV; measured Eγ, Iγ, Iγ(θ), DSA. 144Sm deduced levels, J, π, B(λ), T1/2. Enriched target.

NUCLEAR STRUCTURE 144Sm; calculated B(λ); deduced octupole-octupole, quardrupole-octupole states.

doi: 10.1103/PhysRevC.41.R414
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1989VA15      Phys.Rev. C40, 1959 (1989)

J.R.Vanhoy, E.G.Bilpuch, C.R.Westerfeldt, G.E.Mitchell

Proton Resonances in 34Cl from E(x) = 6.3 to 8.8 MeV

NUCLEAR REACTIONS 33S(p, p), (p, p'), E=1.2-3.77 MeV; measured σ(θ). 34Cl deduced levels, J, π, T, reduced width, partial wave strength functions.

doi: 10.1103/PhysRevC.40.1959
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1987VA24      Phys.Rev. C36, 920 (1987)

J.R.Vanhoy, E.G.Bilpuch, C.R.Westerfeldt, G.E.Mitchell

Proton Resonances in 24Mg from E(x) = 12.7 to 15.7 MeV

NUCLEAR REACTIONS 23Na(p, p), (p, p'), (p, α), E=1.08-4.15 MeV; measured σ(E, θ). 24Mg levels deduced J, π, Γp, Γp', Γα0, Γα1, channel spin mixing, L mixing. Enriched target.

doi: 10.1103/PhysRevC.36.920
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