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NSR database version of April 11, 2024.

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2020GR01      Phys.Rev.Lett. 124, 032502 (2020)

T.J.Gray, J.M.Allmond, A.E.Stuchbery, C.-H.Yu, C.Baktash, A.Gargano, A.Galindo-Uribarri, D.C.Radford, J.C.Batchelder, J.R.Beene, C.R.Bingham, L.Coraggio, A.Covello, M.Danchev, C.J.Gross, P.A.Hausladen, N.Itaco, W.Krolas, J.F.Liang, E.Padilla-Rodal, J.Pavan, D.W.Stracener, R.L.Varner

Early Signal of Emerging Nuclear Collectivity in Neutron-Rich 129Sb

NUCLEAR REACTIONS 50Ti(129Sb, 129Sb'), E=400 MeV; measured reaction products, Eγ, Iγ. 129Sb; deduced γ-ray energies, J, π, B(E2). Comparison with shell model calculations.

doi: 10.1103/PhysRevLett.124.032502
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2014AL07      Phys.Rev.Lett. 112, 172701 (2014)

J.M.Allmond, E.S.Stuchbery, J.R.Beene, A.Galindo-Uribarri, J.F.Liang, E.Padilla-Rodal, D.C.Radford, R.L.Varner, A.Ayres, J.C.Batchelder, A.Bey, C.R.Bingham, M.E.Howard, K.L.Jones, B.Manning, P.E.Mueller, C.D.Nesaraja, S.D.Pain, W.A.Peters, A.Ratkiewicz, K.T.Schmitt, D.Shapira, M.S.Smith, N.J.Stone, D.W.Stracener, C.-H.Yu

Double-Magic Nature of 132Sn and 208Pb through Lifetime and Cross-Section Measurements

NUCLEAR REACTIONS 9Be(132Sn, 8Be), (208Pb, 8Be), E=3 MeV/nucleon; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced energy levels, J, π, σ, level T1/2, B(M1), spectroscopic factors. Comparison with available data, DWBA calculations.

doi: 10.1103/PhysRevLett.112.172701
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2115. Data from this article have been entered in the XUNDL database. For more information, click here.


2014AL14      Phys.Rev. C 90, 014322 (2014)

J.M.Allmond, A.E.Stuchbery, B.A.Brown, J.R.Beene, A.Galindo-Uribarri, C.J.Gross, J.F.Liang, E.Padilla-Rodal, D.C.Radford, R.L.Varner, A.Ayres, J.C.Batchelder, A.Bey, C.R.Bingham, M.E.Howard, K.L.Jones, B.Manning, P.E.Mueller, C.D.Nesaraja, S.D.Pain, W.A.Peters, A.Ratkiewicz, K.T.Schmitt, D.Shapira, M.S.Smith, N.J.Stone, D.W.Stracener, C.-H.Yu

2π1ν states populated in 135Te from 9Be-induced reactions with a 132Sn beam

NUCLEAR REACTIONS 9Be(132Sn, nα), (132Sn, 2nα), (132Sn, 3nα), E=3 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin using HyBall and CLARION arrays at HRIBF-ORNL facility. 134,135,136Te; deduced levels, J, π. 135Te; deduced σ, spectroscopic factors, DWBA calculations, configurations. Comparison with shell model calculations for 134,135,136Te.

NUCLEAR STRUCTURE 134,135,136Te; calculated levels, J, π, wavefunctions, spectroscopic factors using shell model. Comparison with experimental data.

doi: 10.1103/PhysRevC.90.014322
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2013ST24      Phys.Rev. C 88, 051304 (2013)

A.E.Stuchbery, J.M.Allmond, A.Galindo-Uribarri, E.Padilla-Rodal, D.C.Radford, N.J.Stone, J.C.Batchelder, J.R.Beene, N.Benczer-Koller, C.R.Bingham, M.E.Howard, G.J.Kumbartzki, J.F.Liang, B.Manning, D.W.Stracener, C.-H.Yu

Electromagnetic properties of the 2+1 state in 134Te: Influence of core excitation on single-particle orbits beyond 132Sn

NUCLEAR REACTIONS C(130Te, 130Te'), (134Te, 134Te'), E=390 MeV, also 343 MeV for 130Te; measured scattered particle spectra, Eγ, Iγ, (particle)γ-coin, (particle)γ(θ) using HyBall array for particles and Clarion array of Clover Ge detectors for γ rays at HRIBF-ORNL facility. Combined analysis of B(E2) from Coulomb excitation and g factor from recoil-in vacuum (RIV) method. 130,134Te; deduced level, B(E2) and g factors of first 2+ states. Comparison with previous experimental results, and with theoretical calculations. Systematics of g factors and B(E2) values for 130,132,134,136Te, and for first 2+, 4+ and 6+ states in 134Te.

NUCLEAR MOMENTS 134Te; measured g factor of first 2+ state by recoil-in vacuum (RIV) method in Coulomb excitation at HRIBF-ORNL facility. Combined analysis of Coulomb excitation and recoil-in vacuum (RIV) method. Systematics of g factors of first 2+ states in 130,132,134,136Te. Comparison with theoretical calculations.

doi: 10.1103/PhysRevC.88.051304
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2012AL13      Phys.Rev. C 86, 031307 (2012)

J.M.Allmond, D.C.Radford, J.Pavan, K.Lagergren, C.Baktash, J.R.Beene, C.R.Bingham, L.Chaturvedi, M.Danchev, D.Fong, A.Galindo-Uribarri, P.A.Hausladen, J.K.Hwang, W.Krolas, J.F.Liang, E.Padilla-Rodal, W.Reviol, D.G.Sarantites, D.Seweryniak, D.Shapira, A.E.Stuchbery, J.P.Urrego-Blanco, R.L.Varner, X.Wang, C.-H.Yu, S.Zhu

One-neutron transfer study of 135Te and 137Xe by particle-γ coincidence spectroscopy: The ν1i13/2 state at N=83

NUCLEAR REACTIONS 13C(134Te, 12C), (134Te, 13C'), (134Te, 14C), E=565 MeV; 9Be(134Te, 8Be), E=565 MeV; 13C(136Xe, 12C), E=560 MeV; 9Be(136Xe, 8Be), E=560 MeV; measured Eγ, Iγ, particle spectra, (particle)γ-, (particle)γγ-coin, (12C)γ(θ) using HyBall and Clarion arrays as HRIBF facility in ORNL for 134Te beam, and Gammasphere + Microball arrays at ATLAS facility in ANL for 136Xe beam. 134,135Te, 137Xe; deduced levels, J, π, σ, multipolarity. Comparison of measured σ with DWBA predictions, i13/2 states. Z=50-70, N=82, 83; systematics of energies of first 3-, 7/2- and 13/2+ states for even Z nuclei.

doi: 10.1103/PhysRevC.86.031307
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2012AN03      Phys.Rev. C 85, 044609 (2012)

J.U.Andersen, J.Chevallier, J.S.Forster, S.A.Karamian, C.R.Vane, J.R.Beene, C.J.Gross, H.F.Krause, J.F.Liang, D.Shapira, A.Uguzzoni

Time delays in heavy-ion-induced fission of medium-Z nuclei, measured by crystal blocking

NUCLEAR REACTIONS Mo(32S, X), E=170, 180 MeV; Mo(48Ti, X), E=225, 240 MeV; Mo(58Ni, X), E=300 MeV; W, Mo(74Ge, X), E=400, 450 MeV; measured spectra of elastically scattered ions and fission fragments, energy loss, blocking lifetimes, blocking dips from elastic scattering at HRIBF facility, fission energy distribution, fission blocking dips, time delays in fission by crystal blocking of fission fragments. Comparison with continuum-model and statistical model calculations.

doi: 10.1103/PhysRevC.85.044609
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2012DA18      J.Phys.:Conf.Ser. 366, 012008 (2012)

M.Danchev, G.Rainovski, N.Pietralla, A.Gargano, A.Covello, C.Baktash, J.R.Beene, C.R.Bingham, A.Galindo-Uribarri, K.A.Gladnishki, C.J.Gross, V.Yu.Ponomarev, D.C.Radford, L.L.Riedinger, M.Scheck, A.E.Stuchbery, J.Wambach, C.-H.Yu, N.V.Zamfir

One-phonon isovector 2+1, MS state in the neutron rich nucleus 132Te

NUCLEAR REACTIONS 12C(132Te, 132Te'), E=3 MeV/nucleon; measured thick target Coulomb excitation Eγ, Iγ, γγ-coin using CLARION array, 12C ions using HyBall, (12C)γ-coin; deduced Doppler corrected γ ray spectrum, σ to discrete states, B(E2), B(M1), μ for discrete transitions; calculated B(E2), B(M1), μ using shell model and one-phonon MSS (Mixed-Symmetry State); deduced 2+2 as one-phonon MSS.

doi: 10.1088/1742-6596/366/1/012008
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2012RA32      J.Phys.:Conf.Ser. 381, 012047 (2012)

G.Rainovski, M.Danchev, N.Pietralla, A.Gargano, A.Covello, C.Baktash, J.R.Beene, C.R.Bingham, A.Galindo-Uribarri, K.A.Gladnishki, C.J.Gross, V.Yu.Ponomarev, D.C.Radford, L.L.Riedinger, M.Scheck, A.E.Stuchbery, J.Wambach, C.-H.Yu, N.V.Zamfir

On the origin of low-lying M1 strength in even-even nuclei

NUCLEAR REACTIONS 12C(132Te, 132Te'), E=3 MeV/nucleon; measured thick target Coulomb excitation Eγ, Iγ using CLARION array, scattered ions using HyBall array; deduced B(E2), B(M1); calculated 132Te low-lying levels, J, π.

doi: 10.1088/1742-6596/381/1/012047
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2011DA21      Phys.Rev. C 84, 061306 (2011)

M.Danchev, G.Rainovski, N.Pietralla, A.Gargano, A.Covello, C.Baktash, J.R.Beene, C.R.Bingham, A.Galindo-Uribarri, K.A.Gladnishki, C.J.Gross, V.Yu.Ponomarev, D.C.Radford, L.L.Riedinger, M.Scheck, A.E.Stuchbery, J.Wambach, C.-H.Yu, N.V.Zamfir

One-phonon isovector 2+1, MS state in the neutron-rich nucleus 132Te

NUCLEAR REACTIONS 12C(132Te, 132Te'), E=3 MeV/nucleon; measured Eγ, Iγ, (12C recoils)γ-coin using CLARION array and HyBall. 132Te; deduced levels, one-phonon mixed-symmetry state (MSS) B(E2), B(M1) values for first 2+ states. Coulomb excitation. Comparison with previous measurements and shell-model calculations. 132,134,136Te; reanalyzed B(E2) values for first 2+ states from an earlier experiment in 2002.

NUCLEAR MOMENTS 132Te; reanalyzed g factor from an earlier experiment in 2005.

NUCLEAR STRUCTURE 132Te; calculated levels, J, π, B(E2) using shell model. Comparison with experimental data.

doi: 10.1103/PhysRevC.84.061306
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2009LI45      Phys.Lett. B 681, 22 (2009)

J.F.Liang, J.R.Beene, A.L.Caraley, H.Esbensen, A.Galindo-Uribarri, C.J.Gross, P.E.Mueller, K.T.Schmitt, D.Shapira, D.W.Stracener, R.L.Varner

Dynamic polarization in the Coulomb breakup of loosely bound 17F

NUCLEAR REACTIONS 58Ni, 208Pb(17F, p), E=10 MeV/nucleon; measured Ep, Ip, (fragment)p-coin, σ(θ) using silicon strip detectors. Comparison with first-order perturbation and dynamical calculations and effect of dynamic polarization discussed.

doi: 10.1016/j.physletb.2009.09.055
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2008AN14      Phys.Rev. C 78, 064609 (2008)

J.U.Andersen, J.Chevallier, J.S.Forster, S.A.Karamian, C.R.Vane, J.R.Beene, A.Galindo-Uribarri, J.Gomez del Campo, C.J.Gross, H.F.Krause, E.Padilla-Rodal, D.Radford, D.Shapira, C.Broude, F.Malaguti, A.Uguzzoni

Attosecond time delays in heavy-ion induced fission measured by crystal blocking

NUCLEAR REACTIONS W(32S, 32S), (32S, X), E=180 MeV; W(48Ti, 48Ti), (48Ti, X), E=240-255 MeV; W(58Ni, 58Ni), (58Ni, 58Ni'), (58Ni, X), E=330-375 MeV; W(74Ge, 74Ge), (74Ge, X), E=390 MeV; measured fission energy spectra, σ; calculated blocking dips. Continuum model calculations.

doi: 10.1103/PhysRevC.78.064609
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2008BE14      Phys.Lett. B 664, 241 (2008)

N.Benczer-Koller, G.J.Kumbartzki, G.Gurdal, C.J.Gross, A.E.Stuchbery, B.Krieger, R.Hatarik, P.O'Malley, S.Pain, L.Segen, C.Baktash, J.Beene, D.C.Radford, C.H.Yu, N.J.Stone, J.R.Stone, C.R.Bingham, M.Danchev, R.Grzywacz, C.Mazzocchi

Measurement of g factors of excited states in radioactive beams by the transient field technique: 132Te

NUCLEAR REACTIONS C(132Te, 132Te'), E=396 MeV; measured Eγ, Iγ, (particle)γ-coin. 132Te; deduced g-factor.

doi: 10.1016/j.physletb.2008.05.048
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2008LI48      Phys.Rev. C 78, 047601 (2008)

J.F.Liang, D.Shapira, C.J.Gross, R.L.Varner, J.R.Beene, P.E.Mueller, D.W.Stracener

Fusion of radioactive 132Sn with 64Ni at sub-barrier energies

NUCLEAR REACTIONS 64Ni(132Sn, x), E=465 MeV; measured particle spectra, evaporation residues, σ. Comparison with coupled-channel and time-dependent Hartree-Fock calculations. Reanalyzed data at E=453 MeV.

doi: 10.1103/PhysRevC.78.047601
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2007AN29      Phys.Rev.Lett. 99, 162502 (2007)

J.U.Andersen, J.Chevallier, J.S.Forster, S.A.Karamian, C.R.Vane, J.R.Beene, A.Galindo-Uribarri, J.Gomez del Campo, H.F.Krause, E.Padilla-Rodal, D.Radford, C.Broude, F.Malaguti, A.Uguzzoni

Crystal Blocking Measurements of the Time Delay of Fission Induced by 32S, 48Ti, and 58Ni Bombardment of W

NUCLEAR REACTIONS W(32S, F), E=180 MeV; W(48Ti, F), E=240-255 MeV; W(58Ni, F), E=315-375 MeV; measured fission yields. Deduced fission delay.

doi: 10.1103/PhysRevLett.99.162502
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2007LI27      Phys.Rev. C 75, 054607 (2007)

J.F.Liang, D.Shapira, J.R.Beene, C.J.Gross, R.L.Varner, A.Galindo-Uribarri, J.Gomez del Campo, P.A.Hausladen, P.E.Mueller, D.W.Stracener, H.Amro, J.J.Kolata, J.D.Bierman, A.L.Caraley, K.L.Jones, Y.Larochelle, W.Loveland, D.Peterson

Fusion of radioactive 132Sn with 64Ni

NUCLEAR REACTIONS 64Ni(132Sn, X), E=453-620 MeV; measured cross sections and angular distributions. Compared results to statistical model calculations.

doi: 10.1103/PhysRevC.75.054607
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2007LI82      Eur.Phys.J. Special Topics 150, 35 (2007)

J.F.Liang, D.Shapira, C.J.Gross, R.L.Varner, H.Amro, J.R.Beene, J.D.Bierman, A.L.Caraley, A.Galindo-Uribarri, J.Gomez del Campo, P.A.Hausladen, K.L.Jones, J.J.Kolata, Y.Larochelle, W.Loveland, P.E.Mueller, D.Peterson, D.C.Radford, D.W.Stracener

Measurements of fusion reactions induced by radioactive 132Sn on 64Ni

NUCLEAR REACTIONS 132Sn(64Ni, X), E(cm) < 220 MeV; measured evaporation residue and fission cross sections. Compared results to model calculations.

doi: 10.1140/epjst/e2007-00259-7
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2006HA62      Int.J. Mass Spectrom. 251, 119 (2006)

P.A.Hausladen, J.R.Beene, A.Galindo-Uribarri, Y.Larochelle, J.F.Liang, P.E.Mueller, D.Shapira, D.W.Stracener, J.Thomas, R.L.Varner, H.Wollnik

Opportunistic mass measurements at the Holifield Radioactive Ion Beam Facility

ATOMIC MASSES 77,78,79Cu, 83,84,85,86Ge; measured mass excesses. Isotopes produced from 238U(p, F) reaction at beam energy 42 MeV using ISOL method. Proposed technique for measuring mass differences developed at the Holifield Radioactive Ion Beam Facility (HRIBF).

doi: 10.1016/j.ijms.2006.01.020
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2005DA42      Nucl.Instrum.Methods Phys.Res. B241, 971 (2005)

M.Danchev, J.Pavan, N.J.Stone, A.E.Stuchbery, C.Baktash, J.Beene, N.Benczer-Koller, C.R.Bingham, J.Dupak, A.Galindo-Uribarri, C.J.Gross, G.Kumbartzki, D.C.Radford, J.R.Stone, C.L.Timlin, C.-H.Yu, N.V.Zamfir

g-Factor measurements of first 2+ states of heavy Te isotopes based on nuclear spin deorientation for nuclei recoiling in vacuum

NUCLEAR REACTIONS 12C(132Te, 132Te'), (130Te, 130Te'), (126Te, 126Te'), (122Te, 122Te'), E=3 MeV/nucleon; measured Eγ, Iγ(θ), (particle)γ-coin following projectile Coulomb excitation. 132Te level deduced g-factor. Recoil-in-vacuum technique.

doi: 10.1016/j.nimb.2005.07.156
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2005LI55      Eur.Phys.J. A 25, Supplement 1, 239 (2005)

J.F.Liang, D.Shapira, C.J.Gross, R.L.Varner, H.Amro, J.R.Beene, J.D.Bierman, A.L.Caraley, A.Galindo-Uribarri, J.Gomez del Campo, P.A.Hausladen, K.L.Jones, J.J.Kolata, Y.Larochelle, W.Loveland, P.E.Mueller, D.Peterson, D.C.Radford, D.W.Stracener

Sub-barrier fusion induced by neutron-rich radioactive 132Sn

NUCLEAR REACTIONS 64Ni(132Sn, X), E=560 MeV; measured fission fragments and evaporation residues spectra, yields.

doi: 10.1140/epjad/i2005-06-117-x
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2005PA23      Phys.Rev.Lett. 94, 122501 (2005)

E.Padilla-Rodal, A.Galindo-Uribarri, C.Baktash, J.C.Batchelder, J.R.Beene, R.Bijker, B.A.Brown, O.Castanos, B.Fuentes, J.Gomez del Campo, P.A.Hausladen, Y.Larochelle, A.F.Lisetskiy, P.E.Mueller, D.C.Radford, D.W.Stracener, J.P.Urrego, R.L.Varner, C.-H.Yu

B(E2)↑ Measurements for Radioactive Neutron-Rich Ge Isotopes: Reaching the N=50 Closed Shell

NUCLEAR REACTIONS C(78Ge, 78Ge'), (80Ge, 80Ge'), E=2.24 MeV/nucleon; 48Ti(82Ge, 82Ge'), E=220 MeV; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 78,80,82Ge deduced excitation B(E2). Systematic trends in B(E2) values discussed.

doi: 10.1103/PhysRevLett.94.122501
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2005RA09      Nucl.Phys. A752, 264c (2005)

D.C.Radford, C.Baktash, C.J.Barton, J.Batchelder, J.R.Beene, C.R.Bingham, M.A.Caprio, M.Danchev, B.Fuentes, A.Galindo-Uribarri, J.Gomez del Campo, C.J.Gross, M.L.Halbert, D.J.Hartley, P.Hausladen, J.K.Hwang, W.Krolas, Y.Larochelle, J.F.Liang, P.E.Mueller, E.Padilla, J.Pavan, A.Piechaczek, D.Shapira, D.W.Stracener, R.L.Varner, A.Woehr, C.-H.Yu, N.V.Zamfir

Coulomb excitation and transfer reactions with rare neutron-rich isotopes

NUCLEAR REACTIONS C(126Sn, 126Sn'), (128Sn, 128Sn'), (130Sn, 130Sn'), (132Sn, 132Sn'), (134Sn, 134Sn'), (132Te, 132Te'), (134Te, 134Te'), (136Te, 136Te'), E not given; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 126,128,130,132,134Sn, 132,134,136Te deduced transitions B(E2). 9Be(134Te, 8Be), 13C(134Te, 12C), E not given; measured Eγ, Iγ, γγ-, (particle)γ-coin. 135Te deduced level. Clarion, Hyball arrays.

doi: 10.1016/j.nuclphysa.2005.02.040
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2005RA32      Eur.Phys.J. A 25, Supplement 1, 383 (2005)

D.C.Radford, C.Baktash, C.J.Barton, J.Batchelder, J.R.Beene, C.R.Bingham, M.A.Caprio, M.Danchev, B.Fuentes, A.Galindo-Uribarri, J.Gomez del Campo, C.J.Gross, M.L.Halbert, D.J.Hartley, P.Hausladen, J.K.Hwang, W.Krolas, Y.Larochelle, J.F.Liang, P.E.Mueller, E.Padilla, J.Pavan, A.Piechaczek, D.Shapira, D.W.Stracener, R.L.Varner, A.Woehr, C.-H.Yu, N.V.Zamfir

Coulomb excitation and transfer reactions with neutron-rich radioactive beams

NUCLEAR REACTIONS C(126Sn, 126Sn'), (128Sn, 128Sn'), (130Sn, 130Sn'), (132Te, 132Te'), (134Te, 134Te'), (136Te, 136Te'), E not given; measured Eγ, Iγ, γγ-, (particle)γ-coin following projectile Coulomb excitation. 132,134,136Te, 126,128,130Sn deduced excitation B(E2). 9Be(134Te, 8Be), 13C(134Te, 12C), E=4.3 MeV/nucleon; measured Eγ, Iγ, γγ-coin, (particle)γ-coin; deduced single-neutron transfer σ(E). 135Te deduced levels J, π.

doi: 10.1140/epjad/i2005-06-205-y
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2005SH54      Eur.Phys.J. A 25, Supplement 1, 241 (2005)

D.Shapira, J.F.Liang, C.J.Gross, R.L.Varner, J.R.Beene, A.Galindo-Uribarri, J.Gomez Del Campo, P.E.Mueller, D.W.Stracener, P.A.Hausladen, C.Harlin, J.J.Kolata, H.Amro, W.Loveland, K.L.Jones, J.D.Bierman, A.L.Caraley

Measurement of evaporation residue cross sections from reactions with radioactive neutron-rich beams

NUCLEAR REACTIONS 64Ni(132Sn, X), (124Sn, X), (134Te, X), E not given; measured evaporation residue σ.

doi: 10.1140/epjad/i2005-06-190-1
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2005ST18      Phys.Rev.Lett. 94, 192501 (2005)

N.J.Stone, A.E.Stuchbery, M.Danchev, J.Pavan, C.L.Timlin, C.Baktash, C.Barton, J.Beene, N.Benczer-Koller, C.R.Bingham, J.Dupak, A.Galindo-Uribarri, C.J.Gross, G.Kumbartzki, D.C.Radford, J.R.Stone, N.V.Zamfir

First Nuclear Moment Measurement with Radioactive Beams by the Recoil-in-Vacuum Technique: The g Factor of the 2+1 State in 132Te

NUCLEAR REACTIONS C(132Te, 132Te'), (122Te, 122Te'), (126Te, 126Te'), (130Te, 130Te'), E=3 MeV/nucleon; measured Eγ, Iγ(θ, φ), (particle)γ-coin following projectile Coulomb excitation; deduced parameters. 132Te level deduced g factor. Clarion, Hyball arrays, recoil-in-vacuum technique.

doi: 10.1103/PhysRevLett.94.192501
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2005ST33      Eur.Phys.J. A 25, Supplement 1, 205 (2005)

N.J.Stone, A.E.Stuchbery, M.Danchev, J.Pavan, C.L.Timlin, C.Baktash, C.Barton, J.R.Beene, N.Benczer-Koller, C.R.Bingham, J.Dupak, A.Galindo-Uribarri, C.J.Gross, G.Kumbartzki, D.C.Radford, J.R.Stone, N.V.Zamfir

First nuclear moment measurement with radioactive beams by recoil-in-vacuum method: g-factor of the 2+1 state in 132Te

NUCLEAR REACTIONS C(132Te, 132Te'), (122Te, 122Te'), (126Te, 126Te'), (130Te, 130Te'), E=3 MeV/nucleon; measured Eγ, Iγ(θ, φ), (particle)γ-coin following projectile Coulomb excitation; deduced parameters. 132Te level deduced g factor. Clarion, Hyball arrays, recoil-in-vacuum technique.

doi: 10.1140/epjad/i2005-06-123-0
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2005VA31      Eur.Phys.J. A 25, Supplement 1, 391 (2005)

R.L.Varner, J.R.Beene, C.Baktash, A.Galindo-Uribarri, C.J.Gross, J.Gomez del Campo, M.L.Halbert, P.A.Hausladen, Y.Larochelle, J.F.Liang, J.Mas, P.E.Mueller, E.Padilla-Rodal, D.C.Radford, D.Shapira, D.W.Stracener, J.-P.Urrego-Blanco, C.-H.Yu

Coulomb excitation measurements of transition strengths in the isotopes 132, 134Sn

NUCLEAR REACTIONS 48Ti(132Sn, 132Sn'), E=470-495 MeV; 90Zr(134Sn, 134Sn'), E=400 MeV; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 132,134Sn deduced transitions B(E2).

doi: 10.1140/epjad/i2005-06-128-7
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2005YU07      Eur.Phys.J. A 25, Supplement 1, 395 (2005)

C.-H.Yu, C.Baktash, J.C.Batchelder, J.R.Beene, C.Bingham, M.Danchev, A.Galindo-Uribarri, C.J.Gross, P.A.Hausladen, W.Krolas, J.F.Liang, E.Padilla, J.Pavan, D.C.Radford

Coulomb excitation of odd-A neutron-rich radioactive beams

NUCLEAR REACTIONS 50Ti(129Sb, 129Sb'), (129Te, 129Te'), E=400 MeV; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 129Te, 129Sb deduced transitions B(E2). Clarion, Hyball arrays.

doi: 10.1140/epjad/i2005-06-144-7
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2004BE56      Nucl.Phys. A746, 471c (2004)

J.R.Beene, R.L.Varner, C.Baktash, A.Galindo-Uribarri, C.J.Gross, J.Gomez del Campo, M.L.Halbert, P.A.Hausladen, Y.Larochelle, J.F.Liang, J.Mas, P.E.Mueller, E.Padilla-Rodal, D.C.Radford, D.Shapira, D.W.Stracener, J.-P.Urrego-Blanco, C.-H.Yu

Coulomb excitation studies of 132, 134Sn

NUCLEAR REACTIONS 48Ti(132Sn, 132Sn'), E=470, 495 MeV; 90Zr(134Sn, 134Sn'), E=400 MeV; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 132,134Sn levels deduced excitation B(E2).

doi: 10.1016/j.nuclphysa.2004.09.143
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2004LI55      Prog.Theor.Phys.(Kyoto), Suppl. 154, 106 (2004)

J.F.Liang, D.Shapira, C.J.Gross, J.R.Beene, J.D.Bierman, A.Galindo-Uribarri, J.Gomez del Campo, P.A.Hausladen, Y.Larochelle, W.Loveland, P.E.Mueller, D.Peterson, D.C.Radford, D.W.Stracener, R.L.Varner

Sub-Barrier Fusion Enhancement in Neutron-Rich Radioactive 132Sn on 64Ni

NUCLEAR REACTIONS 64Ni(132Sn, X), E(cm)=140-200 MeV; measured evaporation residue excitation function; deduced sub-barrier fusion enhancement.

doi: 10.1143/PTPS.154.106
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2004LI71      Nucl.Phys. A746, 103c (2004)

J.F.Liang, D.Shapira, C.J.Gross, J.R.Beene, J.D.Bierman, A.Galindo-Uribarri, J.Gomez del Campo, P.A.Hausladen, Y.Larochelle, W.Loveland, P.E.Mueller, D.Peterson, D.C.Radford, D.W.Stracener, R.L.Varner

Enhanced evaporation residue cross sections in neutron-rich radioactive 132Sn on 64Ni

NUCLEAR REACTIONS 64Ni(132Sn, X), (124Sn, X), E(cm) ≈ 150-200 MeV; measured evaporation residue σ; deduced sub-barrier fusion enhancement for heavier beam. Comparison with previous results, model predictions.

doi: 10.1016/j.nuclphysa.2004.09.057
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2004RA27      Nucl.Phys. A746, 83c (2004)

D.C.Radford, C.Baktash, J.R.Beene, B.Fuentes, A.Galindo-Uribarri, J.Gomez del Campo, C.J.Gross, M.L.Halbert, Y.Larochelle, T.A.Lewis, J.F.Liang, J.Mas, P.E.Mueller, E.Padilla, D.Shapira, D.W.Stracener, R.L.Varner, C.-H.Yu, C.J.Barton, M.A.Caprio, D.J.Hartley, N.V.Zamfir

Nuclear structure studies with heavy neutron-rich RIBS at the HRIBF

NUCLEAR REACTIONS C(126Sn, 126Sn'), (128Sn, 128Sn'), (130Sn, 130Sn'), (132Sn, 132Sn'), (134Sn, 134Sn'), (132Te, 132Te'), (134Te, 134Te'), (136Te, 136Te'), E < 3 MeV/nucleon; measured Eγ, Iγ, (recoil)γ-coin following projectile Coulomb excitation. 126,128,130,132,134Sn, 132,134,136Te deduced excitation B(E2). 9Be(134Te, 8Be), 13C(134Te, 12C), E ≈ 4 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin.

doi: 10.1016/j.nuclphysa.2004.09.056
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2003HE03      Phys.Lett. B 555, 43 (2003)

P.Heckman, D.Bazin, J.R.Beene, Y.Blumenfeld, M.J.Chromik, M.L.Halbert, J.F.Liang, E.Mohrmann, T.Nakamura, A.Navin, B.M.Sherrill, K.A.Snover, M.Thoennessen, E.Tryggestad, R.L.Varner

Low-temperature measurement of the giant dipole resonance width

NUCLEAR REACTIONS 120Sn(17O, 17O'), E=80 MeV/nucleon; measured particle spectra, Eγ, Iγ, (particle)γ-coin. 120Sn deduced width of GDR built on excited states, influence of thermal shape fluctuations. Comparison with model predictions.

doi: 10.1016/S0370-2693(03)00017-0
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2003LI14      Phys.Rev. C 67, 044603 (2003)

J.F.Liang, J.R.Beene, A.Galindo-Uribarri, J.Gomez del Campo, C.J.Gross, P.A.Hausladen, P.E.Mueller, D.Shapira, D.W.Stracener, R.L.Varner, J.D.Bierman, H.Esbensen, Y.Larochelle

Breakup of 17F on 208Pb near the Coulomb barrier

NUCLEAR REACTIONS 208Pb(17F, 16OX), E=98, 120 MeV; measured oxygen particles σ(θ); deduced reaction mechanism features. 208Pb(17F, 17F), E=98, 120 MeV; measured σ(θ). 208Pb(17F, X), E(cm) ≈ 70-120 MeV; calculated fusion σ.

doi: 10.1103/PhysRevC.67.044603
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2003LI41      Phys.Rev.Lett. 91, 152701 (2003); Erratum Phys.Rev.Lett. 96, 029903 (2006)

J.F.Liang, D.Shapira, C.J.Gross, J.R.Beene, J.D.Bierman, A.Galindo-Uribarri, J.Gomez del Campo, P.A.Hausladen, Y.Larochelle, W.Loveland, P.E.Mueller, D.Peterson, D.C.Radford, D.W.Stracener, R.L.Varner

Enhanced Fusion-Evaporation Cross Sections in Neutron-Rich 132Sn on 64Ni

NUCLEAR REACTIONS 64Ni(132Sn, X), E=453-560 MeV; measured fusion-evaporation excitation function; deduced sub-barrier enhancement, role of multinucleon transfer. Coupled channels calculation.

doi: 10.1103/PhysRevLett.91.152701
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2003SC18      Yad.Fiz. 66, 1199 (2003); Phys.Atomic Nuclei 66, 1163 (2003)

R.P.Schmitt, T.Botting, G.G.Chubarian, K.L.Wolf, B.J.Hurst, H.Jabs, M.Hamelin, A.Bacak, Yu.Ts.Oganessian, M.G.Itkis, E.M.Kozulin, N.A.Kondratiev, V.S.Salamatin, I.V.Pokrovsky, F.Hanappe, E.de Goes Brennand, A.Huck, L.Stuttge, E.Liatard, J.Beene, R.Varner, M.Halbert, N.Gan

Probing Fission Time Scales with Neutrons and GDR Gamma Rays

NUCLEAR REACTIONS 176Yb, 208Pb(16O, F), E=133 MeV; 188Os, 209Bi(α, F), E=104 MeV; measured En, pre-fission neutron multiplicities, GDR associated Eγ, Ig; deduced friction coefficients, fission time scales.

doi: 10.1134/1.1586431
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2003TR05      Phys.Rev. C 67, 064309 (2003)

E.Tryggestad, T.Baumann, P.Heckman, M.Thoennessen, T.Aumann, D.Bazin, Y.Blumenfeld, J.R.Beene, T.A.Lewis, D.C.Radford, D.Shapira, R.L.Varner, M.Chartier, M.L.Halbert, J.F.Liang

Low-lying E1 strength in 20O

NUCLEAR REACTIONS 208Pb(18O, 18O'), (20O, 20O'), E=100 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 18,20O deduced levels, J, π, B(E1). Comparison with model predictions.

doi: 10.1103/PhysRevC.67.064309
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2002LI34      Phys.Rev. C65, 051603 (2002)

J.F.Liang, J.R.Beene, H.Esbensen, A.Galindo-Uribarri, J.Gomez del Campo, C.J.Gross, M.L.Halbert, P.E.Mueller, D.Shapira, D.W.Stracener, I.J.Thompson, R.L.Varner

Elastic Scattering and Breakup of 17F at 10 MeV/nucleon

NUCLEAR REACTIONS 208Pb(17F, 17F), (17F, 16O), E=170 MeV; measured σ(θ); deduced reaction mechanism features. Comparison with optical model predictions.

doi: 10.1103/PhysRevC.65.051603
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2002RA21      Phys.Rev.Lett. 88, 222501 (2002)

D.C.Radford, C.Baktash, J.R.Beene, B.Fuentes, A.Galindo-Uribarri, C.J.Gross, P.A.Hausladen, T.A.Lewis, P.E.Mueller, E.Padilla, D.Shapira, D.W.Stracener, C.-H.Yu, C.J.Barton, M.A.Caprio, L.Coraggio, A.Covello, A.Gargano, D.J.Hartley, N.V.Zamfir

Coulomb Excitation of Radioactive 132, 134, 136Te Beams and the Low B(E2) of 136Te

NUCLEAR REACTIONS C(132Te, 132Te'), E=350, 396 MeV; C(134Te, 134Te'), (136Te, 136Te'), E=396 MeV; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 128,132,134,136Te, 136Ba; deduced transitions B(E2). Comparison with neighboring nuclides, shell model predictions.

doi: 10.1103/PhysRevLett.88.222501
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2002TR11      Phys.Lett. 541B, 52 (2002)

E.Tryggestad, T.Aumann, T.Baumann, D.Bazin, J.R.Beene, Y.Blumenfeld, B.A.Brown, M.Chartier, M.L.Halbert, P.Heckman, J.F.Liang, D.C.Radford, D.Shapira, M.Thoennessen, R.L.Varner

Low-Lying Dipole Strength in 20O

NUCLEAR REACTIONS 208Pb(18O, 18O'), (20O, 20O'), E=100 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 18,20O deduced levels, J, π, excitation B(E1), B(E2). Comparison with shell model predictions.

doi: 10.1016/S0370-2693(02)02224-4
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2001BR17      Nucl.Phys. A688, 659 (2001)

M.E.Brandan, A.Menchaca-Rocha, L.Trache, H.L.Clark, A.Azhari, C.A.Gagliardi, Y.-W.Lui, R.E.Tribble, R.L.Varner, J.R.Beene, G.R.Satchler

Refractive Elastic Scattering of 16O by 12C at 300 MeV

NUCLEAR REACTIONS 12C(16O, 16O), (16O, 12C), E=300 MeV; measured σ(θ); deduced optical model parameters, potential characteristics. Airy structure, nuclear rainbow.

doi: 10.1016/S0375-9474(00)00588-1
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1239.


2001CH46      Phys.Lett. 510B, 24 (2001)

M.Chartier, J.R.Beene, B.Blank, L.Chen, A.Galonsky, N.Gan, K.Govaert, P.G.Hansen, J.Kruse, V.Maddalena, M.Thoennessen, R.L.Varner

Identification of the 10Li Ground State

NUCLEAR REACTIONS 9Be(11Be, X)8Li/9Li/10Be, E=46 MeV/nucleon; measured Eγ, Iγ, (fragment)γ-coin. 10Li deduced ground-state configuration.

doi: 10.1016/S0370-2693(01)00602-5
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2001GA18      Nucl.Phys. A682, 363c (2001)

A.Galindo-Uribarri, J.Gomez del Campo, J.R.Beene, C.J.Gross, M.L.Halbert, J.F.Liang, S.D.Paul, D.Shapira, D.W.Stracener, R.L.Varner, E.Chavez, M.E.Ortiz

Study of Resonant Reactions with Radioactive Ion Beams and Observation of Simultaneous 2p Emission

NUCLEAR REACTIONS 1H(17F, pX), E=44 MeV; measured proton spectra, pp-coin, angular correlations, excitation functions. 18Ne deduced two-proton emitting state.

doi: 10.1016/S0375-9474(00)00661-8
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0988.


2001GO01      Phys.Rev.Lett. 86, 43 (2001)

J.Gomez del Campo, A.Galindo-Uribarri, J.R.Beene, C.J.Gross, J.F.Liang, M.L.Halbert, D.W.Stracener, D.Shapira, R.L.Varner, E.Chavez-Lomeli, M.E.Oritz

Decay of a Resonance in 18Ne by the Simultaneous Emission of Two Protons

NUCLEAR REACTIONS 1H(17F, p), (17F, 2p), E=33, 44 MeV; measured proton spectra, pp-coin, angular correlations, excitation functions. 18Ne level deduced simultaneous two proton decay, resonance partial and total widths. Various decay mechanisms discussed.

doi: 10.1103/PhysRevLett.86.43
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0988.


2001HE17      Nucl.Phys. A687, 225c (2001)

P.Heckman, D.Bazin, J.R.Beene, Y.Blumenfeld, M.J.Chromik, M.L.Halbert, J.F.Liang, E.Mohrmann, T.Nakamura, A.Navin, B.M.Sherrill, K.A.Snover, M.Thoennessen, E.Tryggestad, R.L.Varner

Temperature Dependence of the GDR Width in 120Sn

NUCLEAR REACTIONS 120Sn(17O, 17O'), E=80 MeV/nucleon; measured Eγ, (recoil)γ-coin, excitation energy spectra, preliminary GDR parameters. Comparison with α-induced reaction data.

doi: 10.1016/S0375-9474(01)00625-X
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2001TR10      Nucl.Phys. A687, 231c (2001)

E.Tryggestad, T.Aumann, D.Bazin, J.R.Beene, Y.Blumenfeld, M.Chartier, M.L.Halbert, P.Heckman, J.F.Liang, D.C.Radford, D.Shapira, B.M.Sherrill, M.Thoennessen, R.L.Varner

Dipole Strength Function in 20O

NUCLEAR REACTIONS 208Pb(20O, 20O'), E=100 MeV/nucleon; measured Eγ, (recoil)γ-coin following projectile Coulomb excitation. 20O deduced transitions.

doi: 10.1016/S0375-9474(01)00626-1
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2001VA18      Nucl.Phys. A687, 140c (2001)

R.L.Varner, J.R.Beene, M.Chartier, J.F.Liang, D.Shapira, D.Bazin, B.Blank, B.Sherrill, M.Thoennessen, P.A.DeYoung, G.F.Peaslee

Excitation of the Isovector Giant Quadrupole Resonance in 208Pb by Coulomb Inelastic Scattering

NUCLEAR REACTIONS 90Zr, 208Pb(17O, 17O'), (36Ar, 36Ar'), E=150 MeV/nucleon; measured inelastic scattering σ, inelastic excitation yield, isovector giant quadrupole resonance, GDR features.

doi: 10.1016/S0375-9474(01)00613-3
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2000GA50      Nucl.Instrum.Methods Phys.Res. B172, 647 (2000)

A.Galindo-Uribarri, J.Gomez del Campo, J.R.Beene, C.J.Gross, J.F.Liang, S.D.Paul, D.Shapira, D.W.Stracener, R.L.Varner, E.Chavez, A.Huerta, M.E.Oritz, E.Padilla, S.Pascual

Study of Resonant Reactions with Radioactive Ion Beams

NUCLEAR REACTIONS 1H(17O, p), E=14, 20, 33 MeV; 1H(17F, p), E=33 MeV; measured recoil proton spectra, σ(E, θ); deduced resonance features. Thick targets.

doi: 10.1016/S0168-583X(00)00220-2
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1139.


2000LI38      Phys.Lett. 491B, 23 (2000)

J.F.Liang, J.R.Beene, H.Esbensen, A.Galindo-Uribarri, J.Gomez del Campo, C.J.Gross, M.L.Halbert, P.E.Mueller, D.Shapira, D.W.Stracener, R.L.Varner

Breakup of Weakly Bound 17F Well Above the Coulomb Barrier

NUCLEAR REACTIONS 208Pb(17F, p16O), E=170 MeV; measured σ, fragments angular correlations, proton spectra; deduced breakup mechanism. Comparison with model predictions.

doi: 10.1016/S0370-2693(00)01016-9
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2000SH11      Phys.Rev. C61, 044612 (2000)

N.P.Shaw, I.Dioszegi, I.Mazumdar, A.Buda, C.R.Morton, J.Velkovska, J.R.Beene, D.W.Stracener, R.L.Varner, M.Thoennessen, P.Paul

Nuclear Viscosity of Hot Rotating 240Cf

NUCLEAR REACTIONS 208Pb(32S, X), E=180-285 MeV; measured total fusion σ, Eγ, Iγ, fragment mass distributions following compound nucleus fission. 240Cf deduced dissipation coefficient, temperature and deformation effects. Statistical model calculations.

doi: 10.1103/PhysRevC.61.044612
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1999LI32      Nucl.Instrum.Methods Phys.Res. A435, 393 (1999)

J.F.Liang, D.Shapira, J.R.Beene, J.D.Bierman, A.Galindo-Uribarri, J.Gomez del Campo, C.J.Gross, M.L.Halbert, T.J.Harding, A.I.D.Macnab, S.P.McNeal, R.L.Varner, K.Zhao

Detection of Fusion Residues Produced by Inverse Kinematic Reactions using a Gas-Filled Split-Pole Spectrograph

NUCLEAR REACTIONS 197Au(70Ge, 70Ge), E=250 MeV; measured charge state distribution. 50Ti(75As, X), E=242, 265 MeV; measured evaporation residues energy, σ(θ). Gas-filled spectrograph, position sensitive detector.

doi: 10.1016/S0168-9002(99)00660-9
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1998BA37      Nucl.Phys. A635, 428 (1998)

T.Baumann, E.Ramakrishnan, A.Azhari, J.R.Beene, R.J.Charity, J.F.Dempsey, M.L.Halbert, P.-F.Hua, R.A.Kryger, P.E.Mueller, R.Pfaff, D.G.Sarantites, L.G.Sobotka, D.W.Stracener, M.Thoennessen, G.Van Buren, R.L.Varner, S.Yokoyama

Evolution of the Giant Dipole Resonance in Excited 120Sn and 208Pb Nuclei Populated by Inelastic Alpha Scattering

NUCLEAR REACTIONS 120Sn(α, α'), E=40, 50 MeV/nucleon; 208Pb(α, α'), E=40 MeV/nucleon; measured Eγ, Iγ, Eα, Iα, αγ-coin. 120Sn, 208Pb deduced GDR width vs temperature, shape effects. Adiabatic coupling model.

doi: 10.1016/S0375-9474(98)00197-3
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1997DA18      Phys.Rev.Lett. 79, 3355 (1997)

S.Datz, J.R.Beene, P.Grafstrom, H.Knudsen, H.F.Krause, R.H.Schuch, C.R.Vane

Anomalies in the Nuclear Dissociation Cross Sections of 208Pb at 33 TeV

NUCLEAR REACTIONS C, Si, Cu, Sn, Pb(208Pb, X), E=33 TeV; measured total disintegration σ; deduced correction term proportional to target Z.

doi: 10.1103/PhysRevLett.79.3355
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1997MO30      J.Phys.(London) G23, 1383 (1997)

C.R.Morton, A.Buda, P.Paul, N.P.Shaw, J.R.Beene, N.Gan, M.L.Halbert, D.W.Stracener, R.L.Varner, M.Thoennessen, P.Thirolf, I.Dioszegi

Fission Dynamics using the Decay of the Giant Dipole Resonance

NUCLEAR REACTIONS W, 208Pb(32S, F), E=180-245 MeV; measured Eγ, Iγ, fission(fragment)γ(θ); deduced GDR channel effects. Modified CASCADE calculations.

doi: 10.1088/0954-3899/23/10/028
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1996BE02      Nucl.Phys. A596, 137 (1996)

J.R.Beene, D.J.Horen, G.R.Satchler

Critical Comparison of Folded Potential and Deformed Potential Models of Heavy-Ion Inelastic Scattering

NUCLEAR REACTIONS 208Pb(17O, X), E=22, 84 MeV/nucleon; 208Pb(86Kr, X), E=43 MeV/nucleon; 90Zr(17O, X), E=84 MeV/nucleon; 208Pb(12C, X), E=8 MeV/nucleon; 90Zr(α, X), E=35.4 MeV; calculated σ ratio vs multipolarity. 208Pb(17O, 17O'), E=22 MeV/nucleon; analyzed σ(θ); deduced deformed, folded potentials critical comparison.

doi: 10.1016/0375-9474(95)00385-1
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1996RA15      Nucl.Phys. A599, 49c (1996)

E.Ramakrishnan, T.Baumann, A.Azhari, R.A.Kryger, R.Pfaff, M.Thoennessen, S.Yokoyama, J.R.Beene, M.L.Halbert, P.E.Mueller, D.W.Stracener, R.L.Varner, G.Van Buren, R.J.Charity, J.F.Dempsey, P.-F.Hua, D.G.Sarantites, L.G.Sobotka

Giant Dipole Resonance in Excited 120Sn and 208Pb Nuclei Populated by Inelastic Alpha Scattering

NUCLEAR REACTIONS 120Sn(α, α'), (α, X), E=40, 50 MeV/nucleon; 208Pb(α, α'), (α, X), E=40 MeV/nucleon; measured αγ-coin. 120Sn, 208Pb deduced GDR width vs excitation.

doi: 10.1016/0375-9474(96)00046-2
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1996RA20      Phys.Rev.Lett. 76, 2025 (1996)

E.Ramakrishnan, T.Baumann, A.Azhari, R.A.Kryger, R.Pfaff, M.Thoennessen, S.Yokoyama, J.R.Beene, M.L.Halbert, P.E.Mueller, D.W.Stracener, R.L.Varner, R.J.Charity, J.F.Dempsey, D.G.Sarantites, L.G.Sobotka

Giant Dipole Resonance Built on Highly Excited States of 120Sn Nuclei Populated by Inelastic α Scattering

NUCLEAR REACTIONS 120Sn(α, α'), E=40, 50 MeV/nucleon; measured γα-coin. 120Sn deduced GDR built on highly excited states, width.

doi: 10.1103/PhysRevLett.76.2025
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1996RA36      Phys.Lett. 383B, 252 (1996)

E.Ramakrishnan, A.Azhari, J.R.Beene, R.J.Charity, M.L.Halbert, P.-F.Hua, R.A.Kryger, P.E.Mueller, R.Pfaff, D.G.Sarantites, L.G.Sobotka, M.Thoennessen, G.Van Buren, R.L.Varner, S.Yokoyama

Temperature Dependence of the Giant Dipole Resonance Width in 208Pb

NUCLEAR REACTIONS 208Pb(α, α'), E=40 MeV/nucleon; measured α-spectra, γγ-coin. 208Pb deduced GDR width temperature dependence.

doi: 10.1016/0370-2693(96)00746-0
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1995BA34      Phys.Rev. C51, 2584 (1995)

J.L.Barreto, N.G.Nicolis, D.G.Sarantites, R.J.Charity, L.G.Sobotka, D.W.Stracener, D.C.Hensley, J.R.Beene, C.Baktash, M.L.Halbert, M.Thoennessen

Decay of 160Er(*) in 16O + 144Nd and 64Ni + 96Zr Fusion Reactions

NUCLEAR REACTIONS, ICPND 144Nd(16O, xn), E=87 MeV; 96Zr(64Ni, xn), E=242 MeV; measured γ-ray fold distributions. 160Er deduced decay features. 4π γ-ray detection system. Statistical model.

doi: 10.1103/PhysRevC.51.2584
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1995BE05      Nucl.Phys. A583, 73c (1995)

J.R.Beene

Probing Reaction Dynamics with GDR Decay

NUCLEAR REACTIONS 50Ti(60Ni, X), 100Mo(64Ni, X), 148Sm(16O, X), 92Mo(18O, X), E not given; 208Pb(64Zn, 64Zn'), E=80 MeV/nucleon; 208Pb(17O, 17O'), E=84 MeV/nucleon; compiled, reviewed γ-spectra data, analyses; deduced GDR decay characteristics.

doi: 10.1016/0375-9474(94)00635-Z
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1995BE12      Phys.Lett. 344B, 67 (1995)

J.R.Beene, D.J.Horen, G.R.Satchler

On the ' Hindrance ' of 3- Excitations Induced by Nuclear Scattering

NUCLEAR REACTIONS 60Ni, 90Zr, 120Sn, 208Pb(17O, 17O'), E=84 MeV/nucleon; calculated σ ratio, σ(θ), hadronic, hadronic+Coulomb excitation; deduced folding, deformed optical models comparison.

doi: 10.1016/0370-2693(94)01537-M
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1995HO14      Phys.Rev. C52, 1554 (1995)

D.J.Horen, J.R.Beene, G.R.Satchler

Folded Potential Analysis of the Excitation of Giant Resonances by Heavy Ions

NUCLEAR STRUCTURE 60Ni, 90Zr, 118,120,124Sn, 208Pb; calculated giant quadrupole resonance, B(λ), density distribution parameters, giant monopole resonance sum rule limits. Folded potential model.

NUCLEAR REACTIONS 90Zr, 120Sn, 208Pb, 60Ni(17O, 17O'), E=84 MeV/nucleon; analyzed σ(θ) for giant resonance excitation. Folded potential model.

doi: 10.1103/PhysRevC.52.1554
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1995TH03      Phys.Rev. C51, 3148 (1995)

M.Thoennessen, E.Ramakrishnan, J.R.Beene, F.E.Bertrand, M.L.Halbert, D.J.Horen, P.E.Mueller, R.L.Varner

Dynamical Effects in Fusion Reactions Forming 110Sn

NUCLEAR REACTIONS 92Mo(18O, X), E=72 MeV; 60Ni(50Ti, X), E=163 MeV; measured Eγ, Iγ; deduced entrance channel effects, fusion reactions dissipation timescale. 110Sn deduced GDR decay features, Γ, time dependence of deformation, shape. Dissipative dynamics calculations.

doi: 10.1103/PhysRevC.51.3148
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1995WE10      Phys.Rev. C52, 2559 (1995)

S.P.Wells, S.W.Wissink, A.D.Bacher, G.P.A.Berg, S.M.Bowyer, S.Chang, W.A.Franklin, J.Liu, E.J.Stephenson, J.R.Beene, F.E.Bertrand, M.L.Halbert, P.E.Mueller, D.H.Olive, D.W.Stracener, R.L.Varner, J.Lisantti, K.H.Hicks

Simultaneous Measurements of (p(pol), p(pol)') and (p(pol), p'γ) Observables for the 15.11 MeV, 1+, T = 1 State in 12C at 200 MeV

NUCLEAR REACTIONS 12C(polarized p, p'), (polarized p, p'γ), E=200 MeV; measured protons yields, p(γ)(θ), spin-dependent yields, proton polarization, other observables; deduced polarization transfer coefficients, p-gamma spin asymmetries, other polarization observables.

doi: 10.1103/PhysRevC.52.2559
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1994BE04      Nucl.Phys. A569, 163c (1994)

J.R.Beene

Probing the Nuclear Multipole Response with Intermediate Energy Heavy-Ion Scattering

COMPILATION 208Pb(17O, 17O), (36Ar, 36Ar), (17O, 17O'), (36Ar, 36Ar'), E ≈ 40-200 MeV/nucleon; 208Pb(86Kr, 86Kr), (86Kr, 86Kr'), E=60 MeV/nucleon; 209Bi(64Zn, 64Zn'), (64Zn, 64Zn), E=80 MeV/nucleon; 208Pb(36Ar, 36Ar'), E=95 MeV/nucleon; compiled, reviewed data, analyses; deduced folding model suitability. 208Pb, 209Bi deduced double GDR strength distribution.

doi: 10.1016/0375-9474(94)90107-4
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1994GA02      Phys.Rev. C49, R584 (1994)

L.Gallamore, D.G.Sarantites, R.J.Charity, N.G.Nicolis, L.G.Sobotka, J.R.Beene, M.L.Halbert, R.L.Varner

Estimation of the Time Scale of Last Chance Alpha Emission using an ' Atomic Clock '

NUCLEAR REACTIONS 100Mo(60Ni, X), E=250 MeV; measured γ(X-ray)-coin, E X-ray, I X-ray, Eα, Iα; deduced K-vacancy filling before α-emission from 160Yb. 160Yb deduced last chance α-emission time scale. Atomic clock technique.

doi: 10.1103/PhysRevC.49.R584
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1994MU03      Nucl.Phys. A569, 123c (1994)

P.E.Mueller, J.R.Beene, F.E.Bertrand, M.L.Halbert, D.H.Olive, R.L.Varner, B.Sherrill, M.Thoennessen, P.Lautridou, F.Lefevre, M.Marques, T.Matulewicz, W.Mittig, R.Ostendorf, P.Roussel-Chomaz, Y.Schutz, J.van Pol, H.W.Wilschut, J.Diaz, J.L.Ferrero, A.Marin

Heavy Ion Coulomb Excitation and Gamma Decay Studies of the One and Two Phonon Giant Dipole Resonances in 208Pb and 208Bi

NUCLEAR REACTIONS 208Pb, 209Bi(64Zn, 64Zn'), E=80 MeV/nucleon; measured γ(64Zn)-coin following Coulomb excitation; deduced target, projectile GDR excitation features.

doi: 10.1016/0375-9474(94)90102-3
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1993BA63      Phys.Rev. C48, 2881 (1993)

J.L.Barreto, N.G.Nicolis, D.G.Sarantites, R.J.Charity, L.G.Sobotka, D.W.Stracener, D.C.Hensley, J.R.Beene, C.Baktash, M.Halbert, M.Thoennessen

Search for Entrance Channel Effects in the Decay of the 164Yb Compound Nucleus at E(*) ≈ 54 MeV

NUCLEAR REACTIONS 148Sm(16O, xnypzα), E=87 MeV; 100Mo(64Ni, xnypzα), E=242 MeV; measured evaporation residue σ, entry state γ-ray fold distributions, emitted protons, alpha energy, σ(θ); deduced 164Y initial population role. Statistical model analysis.

doi: 10.1103/PhysRevC.48.2881
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1993BE48      Phys.Rev. C48, 3128 (1993)

J.R.Beene, D.J.Horen, G.R.Satchler

Examination of Inconsistencies between the Deformed Potential Model and Folding Models for Analysis of Inelastic Hadron Scattering

doi: 10.1103/PhysRevC.48.3128
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1993HO02      Phys.Rev. C47, 629 (1993)

D.J.Horen, R.L.Auble, J.Gomez del Campo, G.R.Satchler, R.L.Varner, J.R.Beene, B.Lund, V.R.Brown, P.L.Anthony, V.A.Madsen

Systematics of Isospin Character of Transitions to the 2+1 and 3-1 States in 90,92,94,96Zr

NUCLEAR REACTIONS 90,92,94,96Zr(6Li, 6Li), (6Li, 6Li'), E=70 MeV; measured σ(θ); deduced model parameters. 90,92,94,96Zr levels deduced B(λ), neutron, proton matrix element ratio. Deformed optical model, folding model analyses.

doi: 10.1103/PhysRevC.47.629
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1993HO19      Phys.Rev. C48, R2131 (1993)

D.J.Horen, R.L.Auble, G.R.Satchler, J.R.Beene, I.Y.Lee, C.Y.Wu, D.Cline, M.Devlin, R.Ibbotson, M.W.Simon

Lifetime of the 3-1 State and Octupole Collectivity in 96Zr

NUCLEAR REACTIONS 96Zr(32S, 32S'), E=105; measured Eγ, Iγ, γ(32S)-coin. 96Zr(6Li, 6Li'), E=70 MeV; analyzed σ(θ). 96Zr level deduced T1/2, B(λ). Model comparisons.

doi: 10.1103/PhysRevC.48.R2131
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1993HO22      Phys.Lett. 316B, 463 (1993)

D.J.Horen, J.R.Beene, G.R.Satchler

A Critique of the ' Implicit Folding Procedure ' for Analyzing Inelastic Hadron Scattering Measurements

NUCLEAR STRUCTURE 208Pb, 86Kr, 90Zr; analyzed inelastic hadron scattering data analyses; deduced explicit folding procedure suitability.

doi: 10.1016/0370-2693(93)91028-L
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1993TH02      Phys.Rev.Lett. 70, 4055 (1993)

M.Thoennessen, J.R.Beene, F.E.Bertrand, C.Baktash, M.L.Halbert, D.J.Horen, D.G.Sarantites, W.Spang, D.W.Stracener

Evidence for Long Formation Times of Near-Barrier Fusion Reactions

NUCLEAR REACTIONS 148Sm(16O, X), E=82 MeV; 100Mo(64Ni, X), E=232 MeV; measured γ spectra, γ-multiplicity. 164Yb deduced excited state built GDR, widths, decay features.

doi: 10.1103/PhysRevLett.70.4055
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1993TH03      Nucl.Phys. A557, 247c (1993)

M.Thoennessen, J.R.Beene

Influence of Dissipation on the Population and Decay of Compound Nuclei

NUCLEAR REACTIONS 159Tb, 148Sm(16O, X), 100Mo(64Ni, X), E not given; analyzed γ-spectra. 175Ta, 164Yb deduced dissipative effects role in formation, decay.

doi: 10.1016/0375-9474(93)90545-9
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1992BA60      Nucl.Instrum.Methods Phys.Res. A317, 101 (1992)

A.M.Baxter, T.L.Khoo, M.E.Bleich, M.P.Carpenter, I.Ahmad, R.V.F.Janssens, E.F.Moore, I.G.Bearden, J.R.Beene, I.Y.Lee

Compton-Suppression Tests on Ge and BGO Prototype Detectors for GAMMASPHERE

RADIOACTIVITY 241Am(α); 60Co(β-); 137Cs(β-); 88Y(EC), (β+); measured Eγ, Iγ; deduced peak-to-total ratio for 60Co source. Compton suppression tests, GAMMASPHERE, Ge, BGO prototype detectors.

doi: 10.1016/0168-9002(92)90597-W
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1992CH33      Phys.Rev. C46, 1951 (1992)

R.J.Charity, J.Barreto, L.G.Sobotka, D.G.Sarantites, D.W.Stracener, A.Chbihi, N.G.Nicolis, R.Auble, C.Baktash, J.R.Beene, F.Bertrand, M.Halbert, D.C.Hensley, D.J.Horen, C.Ludemann, M.Thoennessen, R.Varner

Mechanism for the Disassembly of Excited 16O Projectiles into Four Alpha Particles

NUCLEAR REACTIONS 159Tb(16O, 16O'X), E=25 MeV/nucleon; measured α-, light charged particle spectra; deduced projectile 4α-decay mechanism. 4π counter.

doi: 10.1103/PhysRevC.46.1951
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1992HO12      Phys.Lett. 296B, 18 (1992)

D.J.Horen, R.L.Auble, J.Gomez del Campo, R.L.Varner, J.R.Beene, G.R.Satchler, B.Lund, V.R.Brown, P.L.Anthony, V.A.Madsen

Different Effects of Valence Neutrons on the Isospin Character of Transitions to the First 2+ and 3- States of 90,92,94,96Zr

NUCLEAR REACTIONS 90,92,94,96Zr(6Li, 6Li'), E=70 MeV; measured σ(θ). 90,92,94,96Zr levels deduced neutron, proton matrix element ratio.

doi: 10.1016/0370-2693(92)90797-8
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1992LE12      Phys.Rev. C46, 597 (1992)

I.Y.Lee, C.Baktash, J.R.Beene, M.L.Halbert, D.C.Hensley, N.R.Johnson, F.K.McGowan, M.A.Riley, D.G.Sarantites

Quantitative Studies of Continuum Gamma-Ray Correlations in 170Hf

NUCLEAR REACTIONS 130Te(44Ca, 4n), E=195.5 MeV; measured γγ-energy correlation, continuum spectra in 170Hf; deduced energy correlation function width, rotational damping width.

doi: 10.1103/PhysRevC.46.597
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1992TH01      Phys.Rev. C45, 873 (1992)

M.Thoennessen, J.R.Beene

Nuclear Dissipation and the Feeding of Superdeformed Bands

NUCLEAR REACTIONS 159Tb(16O, X), E=160 MeV; calculated fusion, fission, evaporation residue σ vs spin, high energy γ-spectra; deduced dissipation role, enhanced superdeformed band feeding features. Statistical model.

doi: 10.1103/PhysRevC.45.873
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1992TH05      Phys.Lett. 282B, 288 (1992)

M.Thoennessen, J.R.Beene, F.E.Bertrand, C.Baktash, M.L.Halbert, D.J.Horen, D.C.Hensley, D.G.Sarantites, W.Spang, D.W.Stracener, R.L.Varner

Large Deformation in A ≈ 170 Nuclei at High Excitation Energies

NUCLEAR REACTIONS 159Tb(16O, X), (16O, F), E=160 MeV; measured γ(evaporation residue)-, fission(fragment)γ-coin. 175Ta deduced GDR splitting, deformation.

doi: 10.1016/0370-2693(92)90640-P
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1991BA12      Phys.Lett. 255B, 174 (1991)

C.Baktash, G.Garcia-Bermudez, D.G.Sarantites, W.Nazarewicz, V.Abenante, J.R.Beene, H.C.Griffin, M.L.Halbert, D.C.Hensley, N.R.Johnson, I.Y.Lee, F.K.McGowan, M.A.Riley, D.W.Stracener, T.M.Semkow, A.Virtanen

Shape Coexistence and Disappearance of Pairing Correlations in 82Sr

NUCLEAR REACTIONS 52Cr(34S, 2n2p), E=130 MeV; measured γγ-coin. 82Sr deduced levels, J, π, band structure, shape features. Woods-Saxon cranking calculations.

doi: 10.1016/0370-2693(91)90232-F
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1991CH02      Phys.Rev. C43, 652 (1991)

A.Chbihi, L.G.Sobotka, Z.Majka, D.G.Sarantites, D.W.Stracener, V.Abenante, T.M.Semkow, N.G.Nicolis, D.C.Hensley, J.R.Beene, M.L.Halbert

Yield Decomposition and Excitation Energy Reconstruction in an Incomplete Fusion Reaction

NUCLEAR REACTIONS 100Mo(28Si, X), E=701 MeV; measured charged particle multiplicities, σ(θ1, E1) for p, α, d; deduced compoundlike system excitation energy vs residue velocity, incomplete fusion.

doi: 10.1103/PhysRevC.43.652
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1991CH03      Phys.Rev. C43, 666 (1991)

A.Chbihi, L.G.Sobotka, N.G.Nicolis, D.G.Sarantites, D.W.Stracener, Z.Majka, D.C.Hensley, J.R.Beene, M.L.Halbert

Determination of the Nuclear Level Density at High Excitation Energy

NUCLEAR REACTIONS 103Rh(14N, X), E=121 MeV; 100Mo(10B, X), E=200, 261, 271 MeV; 100Mo(6Li, X), E=152 MeV; 100Mo(7Li, X), E=197 MeV; 100Mo(14N, X), E=354 MeV; 100Mo(19F, X), E=441 MeV; 100Mo(21Ne, X), E=494 MeV; calculated simulated charged particle spectra. 100Mo(28Si, X), E=701 MeV; analyzed data; deduced level density parameters.

doi: 10.1103/PhysRevC.43.666
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1991GO10      Phys.Rev. C43, 2689 (1991)

J.Gomez del Campo, R.L.Auble, J.R.Beene, M.L.Halbert, H.J.Kim, A.D'Onofrio, J.L.Charvet

Populations of Excited States and Reaction Mechanisms in the Emission of Complex Fragments for Collisions of 58Ni + 58Ni at 11 MeV/nucleon

NUCLEAR REACTIONS 58Ni(58Ni, X), E=630 MeV; measured Eγ, Iγ following fragment decay, σ(fragment θ), X=Li-Ca; deduced σ, emitter temperature. Hauser-Feshbach analysis.

doi: 10.1103/PhysRevC.43.2689
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1991HE09      Phys.Rev. C43, 2546 (1991)

D.C.Hensley, E.E.Gross, M.L.Halbert, J.R.Beene, F.E.Bertrand, G.Vourvopoulos, D.L.Humphrey

26Mg Nuclear Structure from 26Mg(200 MeV) + 208Pb Scattering

NUCLEAR REACTIONS 208Pb(26Mg, 26Mg), (26Mg, 26Mg'), E=200.05 MeV; measured σ(θ), (particle)γ(θ). 26Mg levels deduced E2, E4 transition matrix elements, alignment tensors, static quadrupole moment.

doi: 10.1103/PhysRevC.43.2546
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1991HO13      Phys.Rev. C44, 128 (1991)

D.J.Horen, R.L.Auble, J.R.Beene, F.E.Bertrand, M.L.Halbert, G.R.Satchler, M.Thoennessen, R.L.Varner, V.R.Brown, P.L.Anthony, V.A.Madsen

Isospin Character of Transitions to Bound States in 204,206,208Pb using Inelastic Scattering of 17O Ions

NUCLEAR REACTIONS 204,206,208Pb(17O, 17O'), E=375 MeV; measured σ(θ); deduced optical model parameters. 204,206,208Pb levels deduced B(λ), neutron, proton matrix element ratio. Enriched targets. DWBA analysis.

NUCLEAR STRUCTURE 204,206,208Pb; calculated B(λ), neutron, proton matrix element ratio. RPA method.

doi: 10.1103/PhysRevC.44.128
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1991HO20      Phys.Rev. C44, 2385 (1991)

D.J.Horen, F.E.Bertrand, J.R.Beene, G.R.Satchler, W.Mittig, A.C.C.Villari, Y.Schutz, Z.Wenlong, E.Plagnol, A.Gillibert

Isospin Character of the Giant Quadrupole Transition in 124Sn

NUCLEAR REACTIONS 124Sn(17O, 17O'), E=1428 MeV; measured σ(E, θ); deduced optical model parameters. 124Sn deduced Mn/Mp for GQR, B(λ), giant monopole resonance. Enriched target, DWA analysis.

doi: 10.1103/PhysRevC.44.2385
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1991SO12      Phys.Rev. C44, R2257 (1991); Erratum Phys.Rev. C46, 819 (1992)

L.G.Sobotka, L.Gallamore, A.Chbihi, D.G.Sarantites, D.W.Stracener, W.Bauer, D.R.Bowman, N.Carlin, R.T.DeSouza, C.K.Gelbke, W.G.Gong, S.Hannuschke, Y.D.Kim, W.G.Lynch, R.Ronningen, M.B.Tsang, F.Zhu, J.R.Beene, M.L.Halbert, M.Thoennessen

Particle Multiplicity Dependence of High-Energy Photon Production in a Heavy-Ion Reaction

NUCLEAR REACTIONS 93Nb(40Ar, X), E=65 MeV/nucleon; measured high energy γ- production vs particle multiplicity.

doi: 10.1103/PhysRevC.44.R2257
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1991TH01      Phys.Rev. C43, R12 (1991)

M.Thoennessen, J.R.Beene, F.E.Bertrand, D.J.Horen, M.L.Halbert, D.C.Hensley, J.E.Lisantti, W.Mittig, Y.Schutz, N.Alamanos, F.Auger, J.Barrette, B.Fernandez, A.Gillibert, B.Haas, J.P.Vivien, A.M.Nathan

High-Energy Target Excitations in Heavy Ion Inelastic Scattering

NUCLEAR REACTIONS 208Pb(17O, 17O'), E=84 MeV/nucleon; measured γ(17O')-coin. 208Pb deduced GDR built on highly excited states.

doi: 10.1103/PhysRevC.43.R12
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1990AU02      Phys.Rev. C41, 2620 (1990)

R.L.Auble, J.R.Beene, F.E.Bertrand, J.L.Blankenship, D.J.Horen, J.Lisantti, R.L.Varner, A.D'Onofrio

Excitation and Fission Decay of 238U Using the (17O, 17O') Reaction

NUCLEAR REACTIONS 238U(17O, 17O'F), E=375 MeV; measured σ(θ), fission (fragment)17O'(θ). 238U deduced GQR resonance parameters, fission probability.

doi: 10.1103/PhysRevC.41.2620
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1990BE03      Phys.Rev. C41, 920 (1990)

J.R.Beene, F.E.Bertrand, D.J.Horen, R.L.Auble, B.L.Burks, J.Gomez del Campo, M.L.Halbert, R.O.Sayer, W.Mittig, Y.Schutz, J.Barrette, N.Alamanos, F.Auger, B.Fernandez, A.Gillibert, B.Haas, J.P.Vivien

Heavy-Ion Coulomb Excitation and Photon Decay of the Giant Dipole Resonance in 208Pb

NUCLEAR REACTIONS 208Pb(17O, 17O'), E=84 MeV/nucleon; measured σ(E(17O)), γ(particle)(θ, φ) following Coulomb excitation, σ(θ). 208Pb deduced giant resonance decay features, B(λ), M(n)/M(p).

doi: 10.1103/PhysRevC.41.920
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1990BE08      Phys.Rev. C41, R1332 (1990)

J.R.Beene, F.E.Bertrand, D.J.Horen, J.L.Lisantti, M.L.Halbert, D.C.Hensley, W.Mittig, Y.Schutz, J.Barrette, N.Alamanos, F.Auger, B.Fernandez, A.Gillibert, B.Haas, J.P.Vivien, A.M.Nathan

Compound and Precompound Effects in Photon Decay of the Giant Dipole Resonance

NUCLEAR REACTIONS 208Pb, 209Bi(17O, 17O'), E=84 MeV/nucleon; measured γ-spectra, γ yield vs excitation; deduced γ production σ vs excitation. 208Pb, 209Bi deduced GDR decay features.

doi: 10.1103/PhysRevC.41.R1332
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1990BE40      Nucl.Phys. A520, 627c (1990)

F.E.Bertrand, J.R.Beene

Excitation and Photon Decay of Giant Multipole Resonances

NUCLEAR REACTIONS 208Pb(17O, 17O'), E=22, 84 MeV/nucleon; analyzed, reviewed γγ-, γ(17O')-coin, γ(17O')(θ) data. 208Pb deduced isovector GQR energy, width, EWSR strength.

doi: 10.1016/0375-9474(90)91180-Y
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1990GR11      Phys.Rev. C42, R471 (1990)

E.E.Gross, D.C.Hensley, J.R.Beene

Particle-γ Correlation Determination of Static Quadrupole Moments

NUCLEAR REACTIONS 208Pb(24Mg, 24Mg'), E=200 MeV; measured σ(E, θ) for inelastic scattering, tensor alignment. 24Mg level deduced static quadrupole moment. Coupled-channels analysis.

doi: 10.1103/PhysRevC.42.R471
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1990HO20      Phys.Rev. C42, 2412 (1990)

D.J.Horen, F.E.Bertrand, J.R.Beene, G.R.Satchler, W.Mittig, A.C.C.Villari, Y.Schutz, Z.Wenlong, E.Plagnol, A.Gillibert

Isospin Character of the ' Isoscalar ' Giant Quadrupole Resonance in 118Sn

NUCLEAR REACTIONS 118Sn(17O, 17O'), E=84 MeV/nucleon; measured σ(θ). 118Sn deduced resonances, J, π, neutron, proton matrix element ratio, B(λ), giant resonances Γ.

doi: 10.1103/PhysRevC.42.2412
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1990MO09      Phys.Rev.Lett. 64, 1999 (1990)

H.P.Morsch, W.Spang, J.R.Beene, F.E.Bertrand, R.L.Auble, J.L.Charvet, M.L.Halbert, D.C.Hensley, I.Y.Lee, R.L.Varner, D.G.Sarantites, D.W.Stracener

Thermal and Angular Momentum Effects in the Giant-Dipole-Resonance Decay of Hot Rare-Earth Nuclei

NUCLEAR REACTIONS 159Tb(16O, X), E=300, 400 MeV; measured γ(fragment recoil)-coin; deduced GDR decay. Hot rare-earth nuclei.

doi: 10.1103/PhysRevLett.64.1999
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1990NI04      Phys.Rev. C41, 2118 (1990)

N.G.Nicolis, D.G.Sarantites, L.A.Adler, F.A.Dilmanian, K.Honkanen, Z.Majka, L.G.Sobotka, Z.Li, T.M.Semkow, J.R.Beene, M.L.Halbert, D.C.Hensley, J.B.Natowitz, R.P.Schmitt, D.Fabris, G.Nebbia, G.Mouchaty

Deformation Effects in the Compound Nucleus Decay using the Spin-Alignment Method

NUCLEAR REACTIONS 65Cu(45Sc, X), E=200 MeV; 50Ti(64Ni, X), E=250 MeV; 74Ge(64Ni, X), E=270 MeV; 100Mo(64Ni, X), E=270 MeV; 150Nd(20Ne, X), E=176.6 MeV; measured σ(θα); deduced statistical model parameters. Spin-alignment method.

doi: 10.1103/PhysRevC.41.2118
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1990NI10      Nucl.Phys. A520, 153c (1990)

N.G.Nicolis, D.G.Sarantites, C.Baktash, V.Abenante, L.A.Adler, J.R.Beene, F.A.Dilmanian, G.Garcia-Bermudez, H.C.Griffin, M.L.Halbert, D.C.Hensley, N.R.Johnson, I.Y.Lee, Z.Majka, F.K.McGowan, M.A.Riley, T.M.Semkow, D.W.Stracener, A.Virtanen

Alpha-Particle Emission as a Probe of Nuclear Shapes and Structure Effects in Proton Evaporation Spectra

NUCLEAR REACTIONS 52Cr(34S, 2n2p), E=130 MeV; measured pγ-coin, proton spectra. 105Pd(32S, 2n2p), E=155 MeV; analyzed data; deduced shape, structure effects role.

doi: 10.1016/0375-9474(90)91143-F
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1990PE08      Phys.Rev. C42, 1489 (1990)

V.Penumetcha, G.A.Petitt, T.C.Awes, J.R.Beene, R.L.Ferguson, F.E.Obenshain, F.Plasil, G.R.Young, S.P.Sorensen

Charge and Mass Distributions in Strongly Damped Reactions of 58Ni + 165Ho at 16 MeV/Nucleon

NUCLEAR REACTIONS 165Ho(58Ni, X), E=16 MeV/nucleon; measured fragment charge, mass distributions; deduced proton transfer role in reaction mechanism. Statistical evaporation.

doi: 10.1103/PhysRevC.42.1489
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1990SA13      Phys.Rev.Lett. 64, 2129 (1990)

D.G.Sarantites, C.Baktash, N.G.Nicolis, G.Garcia-Bermudez, V.Abenante, J.R.Beene, N.R.Johnson, M.L.Halbert, D.C.Hensley, F.K.McGowan, H.C.Griffin, I.Y.Lee, Z.Majka, M.A.Riley, T.M.Semkow, D.W.Stracener, A.Virtanen

Nuclear-Structure Effects in Proton Evaporation Spectra

NUCLEAR REACTIONS 52Cr(34S, 2n2p), E=130 MeV; measured pγ-coin, proton spectra, pγ(θ). 82Sr deduced rotational band role in proton evaporation spectra.

doi: 10.1103/PhysRevLett.64.2129
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1989BE06      Phys.Rev. C39, 1307 (1989)

J.R.Beene, F.E.Bertrand, M.L.Halbert, R.L.Auble, D.C.Hensley, D.J.Horen, R.L.Robinson, R.O.Sayer, T.P.Sjoreen

Heavy-Ion Excitation and Photon Decay of Giant Resonances in 208Pb

NUCLEAR REACTIONS 208Pb(17O, 17O), (17O, 17O'), E=381 MeV; measured σ(E(17O'), θ(17O')), γ-spectra, γγ(θ). 208Pb deduced giant resonances, decay, γ-branching, B(λ).

doi: 10.1103/PhysRevC.39.1307
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