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NSR database version of July 28, 2015.

Search: Author = B.A.Brown

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2015FA05     Phys.Rev. C 91, 025503 (2015)

D.-L.Fang, B.A.Brown

Effect of first-forbidden decays on the shape of neutrino spectra

RADIOACTIVITY 136Te, 140Xe(β-); calculated levels, J, π in 136I and 140Cs, logft, neutrino spectra of low-lying first-forbidden (FF) β decay branches by shell-model (SM) and pn-QRPA (QRPA). Comparison with available experimental values.

doi: 10.1103/PhysRevC.91.025503


2015FR01     Phys.Rev. C 91, 015803 (2015)

C.Fry, C.Wrede, S.Bishop, B.A.Brown, A.A.Chen, T.Faestermann, R.Hertenberger, A.Parikh, D.Perez-Loureiro, H.-F.Wirth, A.Garcia, R.Ortez

Discovery of 34g, mCl (p, γ) 35Ar resonances activated at classical nova temperatures

NUCLEAR REACTIONS 36Ar(d, t), E=22 MeV; measured triton spectra, σ(θ) using Q3D magnetic spectrograph at MLL-Garching facility. 35Ar; deduced levels. 34Cl(p, γ)35Ar; deduced resonance energies. 35Ar, 35Cl; compared experimental level densities of mirror nuclei with shell-model calculations.

doi: 10.1103/PhysRevC.91.015803
Data from this article have been entered in the XUNDL database. For more information, click here.


2015FR02     Phys.Rev. C 91, 034608 (2015)

D.Frekers, T.Adachi, H.Akimune, M.Alanssari, B.A.Brown, B.T.Cleveland, H.Ejiri, H.Fujita, Y.Fujita, M.Fujiwara, V.N.Gavrin, M.N.Harakeh, K.Hatanaka, M.Holl, C.Iwamoto, A.Lennarz, A.Okamoto, H.Okamura, T.Suzuki, A.Tamii

Precision evaluation of the 71Ga (νe, e-) solar neutrino capture rate from the (3He, t) charge-exchange reaction

NUCLEAR REACTIONS 71Ga(3He, t)71Ge, E=420 MeV; measured triton spectra, σ(θ) using Grand Raiden spectrometer at RCNP-Osaka facility. 71Ge; deduced levels, J, π, IAS, Gamow-Teller B(GT) transition strengths from analysis based on theoretical form factors and one-body transition densities from the shell-model code NUSHELLX with the GXPF1a interaction in full fp-model space. DWBA analysis of σ(θ) data. 71Ga(ν, e-); deduced solar neutrino capture rates as function of excitation energy in 71Ge from B(GT) values.

doi: 10.1103/PhysRevC.91.034608


2015KU05     Phys.Rev.Lett. 114, 062501 (2015)

A.Kusoglu, A.E.Stuchbery, G.Georgiev, B.A.Brown, A.Goasduff, L.Atanasova, D.L.Balabanski, M.Bostan, M.Danchev, P.Detistov, K.A.Gladnishki, J.Ljungvall, I.Matea, D.Radeck, C.Sotty, I.Stefan, D.Verney, D.T.Yordanov

Magnetism of an Excited Self-Conjugate Nucleus: Precise Measurement of the g Factor of the 2+1 State in 24Mg

NUCLEAR REACTIONS 93Nb(24Mg, 24Mg'), E=5 MeV/nucleon; measured reaction products, Eγ, Iγ. 24Mg; deduced time-dependent angular correlations, g-factor. Comparison with available data.

doi: 10.1103/PhysRevLett.114.062501
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2015LA08     Acta Phys.Pol. B46, 509 (2015)

A.C.Larsen, S.Goriely, L.A.Bernstein, D.L.Bleuel, A.Bracco, B.A.Brown, F.Camera, T.K.Eriksen, S.Frauendorf, F.Giacoppo, M.Guttormsen, A.Gorgen, S.Harissopulos, S.Leoni, S.N.Liddick, F.Naqvi, H.T.Nyhus, S.J.Rose, T.Renstrom, R.Schwengner, S.Siem, A.Spyrou, G.M.Tveten, A.V.Voinov, M.Wiedeking

Upbend and M1 Scissors Mode in Neutron-rich Nuclei - Consequences for r-process (n, γ) Reaction Rates

doi: 10.5506/APhysPolB.46.509


2015ME01     Phys.Rev.Lett. 114, 022501 (2015)

Z.Meisel, S.George, S.Ahn, J.Browne, D.Bazin, B.A.Brown, J.F.Carpino, H.Chung, R.H.Cyburt, A.Estrade, M.Famiano, A.Gade, C.Langer, M.Matos, W.Mittig, F.Montes, D.J.Morrissey, J.Pereira, H.Schatz, J.Schatz, M.Scott, D.Shapira, K.Smith, J.Stevens, W.Tan, O.Tarasov, S.Towers, K.Wimmer, J.R.Winkelbauer, J.Yurkon, R.G.T.Zegers

Mass Measurements Demonstrate a Strong N=28 Shell Gap in Argon

ATOMIC MASSES 48,49Ar; measured time of flight; deduced masses, N=28 closed shell, problems of shell model calculations.

doi: 10.1103/PhysRevLett.114.022501


2015SH13     Acta Phys.Pol. B46, 619 (2015)

C.M.Shand, E.Wilson, Zs.Podolyak, H.Grawe, B.A.Brown, B.Fornal, R.V.F.Janssens, M.Bowry, M.Bunce, M.P.Carpenter, R.J.Carroll, C.J.Chiara, N.Cieplicka-Orynczak, A.Y.Deo, G.D.Dracoulis, C.R.Hoffman, R.S.Kempley, F.G.Kondev, G.J.Lane, T.Lauritsen, G.Lotay, M.W.Reed, P.H.Regan, C.Rodriguez Triguero, D.Seweryniak, B.Szpak, P.M.Walker, S.Zhu

Structure of 207Pb Populated in 208Pb + 208Pb Deep-inelastic Collisions

NUCLEAR REACTIONS 208Pb(208Pb, X)207Pb, E=1446 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, angular distributions of transitions, multipolarities, J, π. Comparison with shell model calculations.

doi: 10.5506/APhysPolB.46.619


2015ST06     Phys.Rev. C 91, 041302 (2015)

S.R.Stroberg, A.Gade, J.A.Tostevin, V.M.Bader, T.Baugher, D.Bazin, J.S.Berryman, B.A.Brown, C.M.Campbell, K.W.Kemper, C.Langer, E.Lunderberg, A.Lemasson, S.Noji, T.Otsuka, F.Recchia, C.Walz, D.Weisshaar, S.Williams

Neutron single-particle strength in silicon isotopes: Constraining the driving forces of shell evolution

doi: 10.1103/PhysRevC.91.041302


2015SW01     Phys.Rev. C 91, 034317 (2015)

J.A.Swartz, B.A.Brown, P.Papka, F.D.Smit, R.Neveling, E.Z.Buthelezi, S.V.Fortsch, M.Freer, Tz.Kokalova, J.P.Mira, F.Nemulodi, J.N.Orce, W.A.Richter, G.F.Steyn

Spectroscopy of narrow, high-lying, low-spin states in 20Ne

NUCLEAR REACTIONS 22Ne(p, t), E=60 MeV; measured triton spectra, σ(θ) using QDD magnetic spectrometer at iThemba Labs. 20Ne; deduced levels, J, π, possible 5α cluster state, isospin T=2 states in 20Ne, 20O and 20F. Comparison of angular distributions with calculations using FRESCO code, and structure data with shell-model calculations using OXBASH code.

doi: 10.1103/PhysRevC.91.034317
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2015WH02     Phys.Rev. C 91, 041303 (2015)

K.Whitmore, D.Smalley, H.Iwasaki, T.Suzuki, V.M.Bader, D.Bazin, J.S.Berryman, B.A.Brown, C.M.Campbell, P.Fallon, A.Gade, C.Langer, A.Lemasson, C.Loelius, A.O.Macchiavelli, C.Morse, T.Otsuka, J.Parker, F.Recchia, S.R.Stroberg, D.Weisshaar, K.Wimmer

Magnetic response of the halo nucleus 19C studied via lifetime measurement

doi: 10.1103/PhysRevC.91.041303
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2015WI05     Phys.Lett. B 747, 88 (2015)

E.Wilson, Zs.Podolyak, H.Grawe, B.A.Brown, C.J.Chiara, S.Zhu, B.Fornal, R.V.F.Janssens, C.M.Shand, M.Bowry, M.Bunce, M.P.Carpenter, N.Cieplicka-Orynczak, A.Y.Deo, G.D.Dracoulis, C.R.Hoffman, R.S.Kempley, F.G.Kondev, G.J.Lane, T.Lauritsen, G.Lotay, M.W.Reed, P.H.Regan, C.Rodriguez Triguero, D.Seweryniak, B.Szpak, P.M.Walker

Core excitations across the neutron shell gap in 207Tl

NUCLEAR REACTIONS 208Pb(208Pb, X)207Tl, E=1446 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, J, π. Comparison with shell-model calculations.

doi: 10.1016/j.physletb.2015.04.055


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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2014AL20     Phys.Rev. C 90, 034309 (2014)

J.M.Allmond, B.A.Brown, A.E.Stuchbery, A.Galindo-Uribarri, E.Padilla-Rodal, D.C.Radford, J.C.Batchelder, M.E.Howard, J.F.Liang, B.Manning, R.L.Varner, C.-H.Yu

High-precision B(E2) measurements of semi-magic 58, 60, 62, 64Ni by Coulomb excitation

NUCLEAR REACTIONS C(58Ni, 58Ni'), (60Ni, 60Ni'), (62Ni, 62Ni'), (64Ni, 64Ni'), E=1.8 MeV/nucleon; measured Eγ, Iγ, γγ-, (scattered Ni particle)γ-coin, (carbon recoils)γ(θ) using CLARION array for γ rays and CsI crystals for particles at HRIBF-ORNL facility. Coulomb excitation. 58,60,62,64Ni; deduced E2 matrix elements for first 2+ to 0+ transitions, B(E2). Comparison with large-basis shell-model calculations, and with other experimental results. Systematics of B(E2) values for first 2+ states in N=28 even-A isotones.

doi: 10.1103/PhysRevC.90.034309
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2014BR01     Phys.Rev. C 89, 011307 (2014); Erratum Phys.Rev. C 91, 049902 (2015)

B.A.Brown, A.Schwenk

Constraints on Skyrme equations of state from properties of doubly magic nuclei and ab initio calculations of low-density neutron matter

NUCLEAR STRUCTURE 48Ca, 208Pb; calculated neutron skins and dipole polarizability using ab initio calculations of low-density neutron matter to constrain Skyrme equations of state (EOS) for neutron-rich conditions, using several EDFs. Comparison with experimental data.

doi: 10.1103/PhysRevC.89.011307


2014BR10     Phys.Rev. C 89, 062801 (2014)

B.A.Brown, W.A.Richter, C.Wrede

Shell-model studies of the astrophysical rapid-proton-capture reaction 30P(p, γ)31S

NUCLEAR STRUCTURE 31S; calculated levels above 5.9 MeV, J, π, proton widths, spectroscopic factors. Comparison with experimental and evaluated data.

NUCLEAR REACTIONS 30P(p, γ)31S, T=0.1-1 GK; calculated thermonuclear reaction rates for negative and positive parity final states. Comparison with other calculations. Discussed large uncertainties in calculating the reaction rate due to non-observation of predicted 1/2- states in astrophysically significant resonance region.

doi: 10.1103/PhysRevC.89.062801


2014BR12     Nucl.Data Sheets 120, 115 (2014)

B.A.Brown, W.D.M.Rae

The Shell-Model Code NuShellX@MSU

NUCLEAR STRUCTURE 53Fe, 42Si, 62Ni; calculated level structure, J, π. Shell model, comparison with ENSDF data.

doi: 10.1016/j.nds.2014.07.022


2014BR21     Phys.Rev.Lett. 113, 252502 (2014)

B.A.Brown, A.C.Larsen

Large Low-Energy M1 Strength for 56, 57Fe within the Nuclear Shell Model

NUCLEAR STRUCTURE 56,57Fe; calculated level densities, M1 strength functions. Large-basis shell-model, comparison with available data.

doi: 10.1103/PhysRevLett.113.252502


2014BR22     Phys.Rev.Lett. 113, 262501 (2014)

B.A.Brown, M.Horoi, R.A.Senkov

Nuclear Structure Aspects of Neutrinoless Double-β Decay

RADIOACTIVITY 76Ge, 48Ca, 82Se(2β-); calculated nuclear matrix elements as sums of products over the intermediate nucleus with two less nucleons; deduced the importance of the ground state of intermediate nucleus.

doi: 10.1103/PhysRevLett.113.262501


2014CR02     Phys.Rev. C 89, 041303 (2014)

H.L.Crawford, P.Fallon, A.O.Macchiavelli, R.M.Clark, B.A.Brown, J.A.Tostevin, D.Bazin, N.Aoi, P.Doornenbal, M.Matsushita, H.Scheit, D.Steppenbeck, S.Takeuchi, H.Baba, C.M.Campbell, M.Cromaz, E.Ideguchi, N.Kobayashi, Y.Kondo, G.Lee, I.Y.Lee, J.Lee, K.Li, S.Michimasa, T.Motobayashi, T.Nakamura, S.Ota, S.Paschalis, M.Petri, T.Sako, H.Sakurai, S.Shimoura, M.Takechi, Y.Togano, H.Wang, K.Yoneda

Shell and shape evolution at N = 28: The 40Mg ground state

NUCLEAR REACTIONS C(42Si, 40Mg), [42Si secondary beam from 9Be(48Ca, X), E=345 MeV/nucleon], E=238 MeV/nucleon; measured reaction products, inclusive σ for the production of 40Mg through two-proton knockout using BigRIPS and ZDS spectrometers at RIBF-RIKEN facility. 40Mg; deduced σ for ground state; calculated levels, J, π, σ, probabilities of the prolate contributions in 42Si and 40Mg ground-state wave functions using SDPF-MU and SDPFU-Si shell-models with eikonal reaction theory.

doi: 10.1103/PhysRevC.89.041303
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2014DE41     Phys.Lett. B 738, 453 (2014)

M.Del Santo, Z.Meisel, D.Bazin, A.Becerril, B.A.Brown, H.Crawford, R.Cyburt, S.George, G.F.Grinyer, G.Lorusso, P.F.Mantica, F.Montes, J.Pereira, H.Schatz, K.Smith, M.Wiescher

β-delayed proton emission of 69Kr and the 68Se rp-process waiting point

RADIOACTIVITY 69Kr(β+p) [from Be(78Kr, X)69Kr, E not given]; measured reaction products, Ep, Ip, Eβ, Iβ, Eγ, Iγ. 69Br; deduced T1/2, proton separation energy, proton emission decay scheme, γ-ray energies. Comparison with shell model calculations.

doi: 10.1016/j.physletb.2014.10.023


2014GA07     Phys.Rev.Lett. 112, 112503 (2014)

A.Gade, R.V.F.Janssens, D.Weisshaar, B.A.Brown, E.Lunderberg, M.Albers, V.M.Bader, T.Baugher, D.Bazin, J.S.Berryman, C.M.Campbell, M.P.Carpenter, C.J.Chiara, H.L.Crawford, M.Cromaz, U.Garg, C.R.Hoffman, F.G.Kondev, C.Langer, T.Lauritsen, I.Y.Lee, S.M.Lenzi, J.T.Matta, F.Nowacki, F.Recchia, K.Sieja, S.R.Stroberg, J.A.Tostevin, S.J.Williams, K.Wimmer, S.Zhu

Nuclear Structure Towards N=40 60Ca: In-Beam γ-Ray Spectroscopy of 58, 60Ti

NUCLEAR REACTIONS Be(61V, X)58Ti/60Ti, E=90 MeV/nucleon; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced energy levels, J, π, partial σ. Comparison with calculations using GXPF1A and LNPS spectroscopic factors, GRETINA at MSU.

doi: 10.1103/PhysRevLett.112.112503


2014GA20     Phys.Rev.Lett. 113, 082501 (2014)

A.T.Gallant, M.Brodeur, C.Andreoiu, A.Bader, A.Chaudhuri, U.Chowdhury, A.Grossheim, R.Klawitter, A.A.Kwiatkowski, K.G.Leach, A.Lennarz, T.D.Macdonald, B.E.Schultz, J.Lassen, H.Heggen, S.Raeder, A.Teigelhofer, B.A.Brown, A.Magilligan, J.D.Holt, J.Menendez, J.Simonis, A.Schwenk, J.Dilling

Breakdown of the Isobaric Multiplet Mass Equation for the A=20 and 21 Multiplets

ATOMIC MASSES 20,21Mg; measured time-of-flight ion cyclotron resonance; deduced masses. Comparison with shell model calculations, AME2012 mass evaluation.

doi: 10.1103/PhysRevLett.113.082501


2014HE04     Phys.Rev. C 89, 035802 (2014)

J.J.He, A.Parikh, B.A.Brown, T.Rauscher, S.Q.Hou, Y.H.Zhang, X.H.Zhou, H.S.Xu

Thermonuclear 42Ti(p, γ)43V rate in type-I x-ray bursts

NUCLEAR REACTIONS 42Ti(p, γ)43V, at T=0.01-3 GK; calculated thermonuclear reaction rate for type-I x-ray bursts using new value of S(p). Comparison with earlier calculations.

NUCLEAR STRUCTURE 43V; calculated levels, proton resonances, J, π, B(E2), spectroscopic factors, resonance strengths of unbound states using OXBASH shell model, and data for mirror nucleus 43Ca.

doi: 10.1103/PhysRevC.89.035802


2014JO08     Phys.Rev. C 90, 067304 (2014)

A.B.Jones, B.A.Brown

Two-parameter Fermi function fits to experimental charge and point-proton densities for 208Pb

NUCLEAR STRUCTURE 208Pb; analyzed and deduced a model-independent point-proton density from model-independent experimental charge density using improved two-parameter Fermi function representation.

doi: 10.1103/PhysRevC.90.067304


2014KA27     Phys.Rev. C 89, 064313 (2014)

M.Karakoc, R.G.T.Zegers, B.A.Brown, Y.Fujita, T.Adachi, I.Boztosun, H.Fujita, M.Csatlos, J.M.Deaven, C.J.Guess, J.Gulyas, K.Hatanaka, K.Hirota, D.Ishikawa, A.Krasznahorkay, H.Matsubara, R.Meharchand, F.Molina, H.Okamura, H.J.Ong, G.Perdikakis, C.Scholl, Y.Shimbara, G.Susoy, T.Suzuki, A.Tamii, J.H.Thies, J.Zenihiro

Gamow-Teller transitions in the A=40 isoquintet of relevance for neutrino captures in 40Ar

NUCLEAR REACTIONS 40Ar(3He, t), E=140 MeV/nucleon; measured triton spectra, σ using Grand-Raiden spectrometer at RCNP facility. 40K; deduced levels, J, π, B(GT) DWBA analysis. Main focus on 1+ states at 2290 and 2730 keV. Other details to appear in a future publication. 40Ar(p, n)40K; 40Ti(β+), (EC); analyzed previous experimental results, and compared Gamow-Teller B(GT) strengths in all three studies. Comparison with shell-model calculations in the sd-pf shell with a new interaction (WBMB-C) to study differences between structure of transitions from 40Ar and 40Ti. Discussed ratio of the cross sections for low-lying 1+ states populated in 40Ar(p, n) and 40Ar(3He, t) reactions. Relevance of 40Ar in the use of liquid argon as a medium for neutrino detection.

doi: 10.1103/PhysRevC.89.064313
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2014LA16     Phys.Rev.Lett. 113, 032502 (2014)

C.Langer, F.Montes, A.Aprahamian, D.W.Bardayan, D.Bazin, B.A.Brown, J.Browne, H.Crawford, R.H.Cyburt, C.Domingo-Pardo, A.Gade, S.George, P.Hosmer, L.Keek, A.Kontos, I-Y.Lee, A.Lemasson, E.Lunderberg, Y.Maeda, M.Matos, Z.Meisel, S.Noji, F.M.Nunes, A.Nystrom, G.Perdikakis, J.Pereira, S.J.Quinn, F.Recchia, H.Schatz, M.Scott, K.Siegl, A.Simon, M.Smith, A.Spyrou, J.Stevens, S.R.Stroberg, D.Weisshaar, J.Wheeler, K.Wimmer, R.G.T.Zegers

Determining the rp-Process Flow through 56Ni: Resonances in 57Cu(p, γ)58Zn identified with GRETINA

NUCLEAR REACTIONS 2H(57Cu, n), E=75 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced resonance energies, J, π, reaction rates. Shell model calculations, GXPF1A interaction.

doi: 10.1103/PhysRevLett.113.032502
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2014MI24     Phys.Rev. C 90, 065808 (2014)

G.W.Misch, G.M.Fuller, B.A.Brown

Modification of the Brink-Axel hypothesis for high-temperature nuclear weak interactions

NUCLEAR STRUCTURE 28Si, 24,28Mg; calculated B(GT) distributions as a function of excitation energy up to 50 MeV, electron capture rates for 28Si as a function of electron Fermi energy and temperature. Failure of Brink-Axel hypothesis at high initial excitation energies, and proposed its modifications. Shell-model calculations.

doi: 10.1103/PhysRevC.90.065808


2014NO05     Phys.Rev.Lett. 112, 252501 (2014)

S.Noji, R.G.T.Zegers, S.M.Austin, T.Baugher, D.Bazin, B.A.Brown, C.M.Campbell, A.L.Cole, H.J.Doster, A.Gade, C.J.Guess, S.Gupta, G.W.Hitt, C.Langer, S.Lipschutz, E.Lunderberg, R.Meharchand, Z.Meisel, G.Perdikakis, J.Pereira, F.Recchia, H.Schatz, M.Scott, S.R.Stroberg, C.Sullivan, L.Valdez, C.Walz, D.Weisshaar, S.Williams, K.Wimmer

β+ Gamow-Teller Transition Strengths from 46Ti and Stellar Electron-Capture Rates

RADIOACTIVITY 46Ti(β+), (EC) [from 46Ti(t, 3He), E=115 MeV/nucleon]; measured reaction and decay products, Eγ, Iγ; deduced σ(θ, E), Gamow-Teller transition strength, energy levels, J, π, electron capture decay rates. Comparison with shell model calculations using GXPF1A, KB3G, FPD6 interactions, QRPA calculations.

doi: 10.1103/PhysRevLett.112.252501
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2014PA50     Eur.Phys.J. A 50, 158 (2014)

P.Papka, J.F.Sharpey-Schafer, B.A.Brown, T.S.Dinoko, E.A.M.A.Khaleel, E.A.Lawrie, J.J.Lawrie, K.C.W.Li, S.N.T.Majola, W.A.Richter, O.Shirinda, M.A.Stankiewicz, P.Vymers, M.Wiedeking

High-resolution two-proton stripping to 2p-1h 7/2- states via the 59Co(3He, n γ)61Cu reaction

NUCLEAR REACTIONS 59Co(3He, nγ), E=22.5 MeV; measured Eγ, Iγ, nγ-coin using AFRODITE escape-suppressed spectrometer, HPGe Clover detectors in BGO shields, neutrons using NE102A plastic scintillators; deduced γ-ray spectra, coincidence n-γ spectra, gated γ spectra, population strengths, branching ratio, levels, J, π, γ transitions, single-proton states outside 60Ni.

doi: 10.1140/epja/i2014-14158-x
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2014RA07     Phys.Rev. C 89, 034320 (2014)

G.Randisi, A.Leprince, H.Al Falou, N.A.Orr, F.M.Marques, N.L.Achouri, J.-C.Angelique, N.Ashwood, B.Bastin, T.Bloxham, B.A.Brown, W.N.Catford, N.Curtis, F.Delaunay, M.Freer, E.de Goes Brennand, P.Haigh, F.Hanappe, C.Harlin, B.Laurent, J.-L.Lecouey, A.Ninane, N.Patterson, D.Price, L.Stuttge, J.S.Thomas

Structure of 13Be probed via secondary-beam reactions

NUCLEAR REACTIONS 12C(14B, 13Be), (15B, 13Be), [14,15B secondary beams from 9Be(18O, X), E=55 MeV/nucleon primary reaction], E=35 MeV/nucleon; measured reaction products, (12Be)n-, (fragment)γ-coin, Iγ using LISE spectrometer, Si-Si-CsI(TI) telescope, DEMON array at GANIL facility; deduced neutron energy spectrum; reconstructed 12Be+n, 6He+n, 12Be+n+n decay spectra from breakup of 14B and 15B. C(14B, X)9Be/10Be/11Be/12Be; measured (particle)n-coin; deduced yields. 13Be; deduced levels, J, π, resonances, width, relative population strengths. Comparison with shell-model calculations, and with previous experimental results.

doi: 10.1103/PhysRevC.89.034320
Data from this article have been entered in the XUNDL database. For more information, click here.


2014SC17     Phys.Rev. C 90, 025801 (2014)

M.Scott, Y.Shimbara, SamM.Austin, D.Bazin, B.A.Brown, J.M.Deaven, Y.Fujita, C.J.Guess, S.Gupta, G.W.Hitt, D.Koeppe, R.Meharchand, M.Nagashima, G.Perdikakis, A.Prinke, M.Sasano, C.Sullivan, L.Valdez, R.G.T.Zegers

Gamow-Teller transition strengths from 56Fe extracted from the 56Fe (t, 3He) reaction

NUCLEAR REACTIONS 56Fe(t, 3He), E=115 MeV/nucleon, [secondary triton beam from 9Be(16O, X), E=150 MeV/nucleon primary reaction]; measured 3He spectra, differential σ(θ) as function of excitation energy using S800 magnetic spectrograph at NSCL-MSU facility; deduced L-transfer, Gamow-Teller (GT) strength distribution, electron capture rates in 56Fe at astrophysical temperatures T9=2-10. DWBA analysis. Comparison with data from 56Fe(p, n), and with shell-model calculations in the pf-shell model space using the KB3G and GXPF1a interactions, and with calculations in the quasi-particle random-phase approximation (QRPA).

doi: 10.1103/PhysRevC.90.025801


2014SE10     Phys.Rev. C 89, 054304 (2014)

R.A.Sen'kov, M.Horoi, B.A.Brown

Neutrinoless double-β decay of 82Se in the shell model: Beyond the closure approximation

RADIOACTIVITY 82Se(2β-); calculated nuclear matrix elements for neutrinoless double-beta decay (0νββ). Shell-model techniques using CD-Bonn-, Miller-Spencer-, and AV18-based short-range correlation (SRC) methods. Comparison with other theoretical calculations. Relevance to SuperNEMO experiment.

doi: 10.1103/PhysRevC.89.054304


2014SM01     Phys.Rev. C 89, 024602 (2014)

D.Smalley, F.Sarazin, F.M.Nunes, B.A.Brown, P.Adsley, H.Al Falou, C.Andreoiu, B.Baartman, G.C.Ball, J.C.Blackmon, H.C.Boston, W.N.Catford, S.Chagnon-Lessard, A.Chester, R.M.Churchman, D.S.Cross, C.Aa.Diget, D.Di Valentino, S.P.Fox, B.R.Fulton, A.Garnsworthy, G.Hackman, U.Hager, R.Kshetri, J.N.Orce, N.A.Orr, E.Paul, M.Pearson, E.T.Rand, J.Rees, S.Sjue, C.E.Svensson, E.Tardiff, A.Diaz Varela, S.J.Williams, S.Yates

Two-neutron transfer reaction mechanisms in 12C(6He, 4He)14C using a realistic three-body 6He model

NUCLEAR REACTIONS 12C(6He, 6He), (6He, 6He'), E=30 MeV; measured 6He spectra, σ(θ); deduced optical potential parameters. 12C(6He, α)14C, E=30 MeV; measured Eα, Iα, σ(θ) using SHARC charged-particle detector and TIGRESS γ-detection arrays at ISAC-II-TRIUMF facility. 14C; deduced levels, J, π. Low energy elastic and inelastic scattering, and transfer reactions. Comparison with DWBA calculations including realistic three-body model, and shell-model calculations. Discussed higher-order effects in the reaction mechanism.

doi: 10.1103/PhysRevC.89.024602
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2091.
Data from this article have been entered in the XUNDL database. For more information, click here.


2014ST18     Phys.Rev. C 90, 034301 (2014)

S.R.Stroberg, A.Gade, J.A.Tostevin, V.M.Bader, T.Baugher, D.Bazin, J.S.Berryman, B.A.Brown, C.M.Campbell, K.W.Kemper, C.Langer, E.Lunderberg, A.Lemasson, S.Noji, F.Recchia, C.Walz, D.Weisshaar, S.J.Williams

Single-particle structure of silicon isotopes approaching 42Si

NUCLEAR REACTIONS 9Be(36Si, 35Si), (36Si, 35Al), E=97.7 MeV/nucleon; 9Be(38Si, 37Si), (38Si, 37Al), E=86 MeV/nucleon; 9Be(40Si, 39Si), (40Si, 39Al), E=79 MeV/nucleon, [secondary beams of 36,38,40Si produced in 9Be(48Ca, X), E=140 MeV/nucleon primary reaction]; measured Doppler-shifted γ-ray spectra, Eγ, Iγ, γγ-, (residue)γ-coin, (36Si)γ-coin using GRETINA array for γ detection and ionization chamber and plastic scintillators in the focal plane of S800 spectrograph at NSCL-MSU facility. 35,37,39Al, 35,37,39Si; deduced levels, J, π, parallel momentum distributions, l-values. 36,38,40Si; one-neutron and one-proton total and partial knockout σ, single-particle structure, and enhanced collectivity in the region of 42Si. Eikonal model analysis of parallel momentum distributions. Comparison with large-scale shell model calculations.

NUCLEAR STRUCTURE 35,37,39Al, 35,37,39Si; calculated levels, J, π using large-scale shell model with SDPF-U and SDPF-MU interactions. Comparison with experimental data.

doi: 10.1103/PhysRevC.90.034301
Data from this article have been entered in the XUNDL database. For more information, click here.


2014VA02     Phys.Rev. C 89, 054323 (2014)

Zs.Vajta, M.Stanoiu, D.Sohler, G.R.Jansen, F.Azaiez, Zs.Dombradi, O.Sorlin, B.A.Brown, M.Belleguic, C.Borcea, C.Bourgeois, Z.Dlouhy, Z.Elekes, Zs.Fulop, S.Grevy, D.Guillemaud-Mueller, G.Hagen, M.Hjorth-Jensen, F.Ibrahim, A.Kerek, A.Krasznahorkay, M.Lewitowicz, S.M.Lukyanov, S.Mandal, P.Mayet, J.Mrazek, F.Negoita, Yu.-E.Penionzhkevich, Zs.Podolyak, P.Roussel-Chomaz, M.G.Saint-Laurent, H.Savajols, G.Sletten, J.Timar, C.Timis, A.Yamamoto

Excited states in the neutron-rich nucleus 25F

NUCLEAR REACTIONS C(26Ne, 25F), (27Na, 25F), (28Na, 25F), [secondary 26Ne, 27,28Na beams from C(36S, X), E=77.5 MeV/nucleon primary reaction], E=54-65 MeV/nucleon; measured Eγ, Iγ, γγ-, (25F)γ-coin, time-of-flight using SPEG magnetic spectrometer and an array of 74 BaF2 crystals for γ-rays at GANIL facility, GEANT4 simulations. 25F; deduced levels, J, π. Comparison with shell-model calculations, coupled-cluster theory, and other data.

doi: 10.1103/PhysRevC.89.054323
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2013BA57     Phys.Rev. C 88, 051301 (2013)

V.M.Bader, A.Gade, D.Weisshaar, B.A.Brown, T.Baugher, D.Bazin, J.S.Berryman, A.Ekstrom, M.Hjorth-Jensen, S.R.Stroberg, W.B.Walters, K.Wimmer, R.Winkler

Quadrupole collectivity in neutron-deficient Sn nuclei: 104Sn and the role of proton excitations

NUCLEAR REACTIONS 197Au(104Sn, 104Sn'), (102Cd, 102Cd'), [102Cd, 104Sn secondary beams from 9Be(124Xe, X), E=140 MeV/nucleon primary reaction], E=67 MeV/nucleon for 104Sn and 64 MeV/nucleon for 102Cd; measured scattered particle spectra, Eγ, Iγ, (particle)γ-coin using A1900 fragment separator, Si p-i-n detector and TOF for particles and CAESAR array of scintillation detectors for γ rays at NSCL-MSU facility. 104Sn; deduced level, B(E2) for first 2+ state relative to that for 102Cd. Comparison with previous experimental results, and with large-scale shell model calculations. Enhanced quadrupole collectivity. Systematics of B(E2) values for A=104 to 130 even-A Sn nuclei.

doi: 10.1103/PhysRevC.88.051301
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2013BE25     Phys.Rev. C 88, 011304 (2013)

S.Bedoor, A.H.Wuosmaa, J.C.Lighthall, M.Alcorta, B.B.Back, P.F.Bertone, B.A.Brown, C.M.Deibel, C.R.Hoffman, S.T.Marley, R.C.Pardo, K.E.Rehm, A.M.Rogers, J.P.Schiffer, D.V.Shetty

Structure of 14B and the evolution of N=9 single-neutron isotones

NUCLEAR REACTIONS 2H(13B, p), E=204 MeV, [13B secondary beam from 9Be(14C, 10B), E=240 MeV primary reaction]; measured proton spectra, σ(θ), using HELIOS spectrometer at ATLAS-ANL facility. 14B; deduced levels, J, π, spectroscopic factors, wave functions, effective single-neutron energies. DWBA analysis of σ(θ) data. N=9 isotones; trend of effective single particle energies. Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.88.011304
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2013BR08     J.Phys.:Conf.Ser. 445, 012010 (2013)

B.A.Brown

Pairing and shell gaps in nuclei

NUCLEAR STRUCTURE 40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60Ca; calculated ground-state energy, 2+ energy, 1n separation energy, Q. Z=6-92; calculated energy differences, Q of neighbouring isotopes. Shell model. Compared with available data.

doi: 10.1088/1742-6596/445/1/012010


2013BR10     Phys.Rev.Lett. 111, 162502 (2013)

B.A.Brown

Nuclear Pairing Gap: How Low Can It Go?

NUCLEAR STRUCTURE 53Ca; calculated the pairing gap, one neutron separation energy. Shell model calculations, GX1A and KB3G Hamiltonians, comparison with available data.

doi: 10.1103/PhysRevLett.111.162502


2013BR17     Phys.Rev.Lett. 111, 232502 (2013)

B.A.Brown

Constraints on the Skyrme Equations of State from Properties of Doubly Magic Nuclei

NUCLEAR STRUCTURE 16,24O, 34Si, 40,48Ca, 48,68Ni, 88Sr, 100,132Sn, 208Pb; analyzed properties of doubly magic nuclei; deduced the value of the neutron equation of state and Skyrme equations of state on the neutron skin. Comparison with available data.

doi: 10.1103/PhysRevLett.111.232502


2013FA05     Phys.Rev. C 88, 024314 (2013)

D.-L.Fang, B.A.Brown, T.Suzuki

β-decay properties for neutron-rich Kr-Tc isotopes from deformed pn-quasiparticle random-phase approximation calculations with realistic forces

RADIOACTIVITY 96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111Kr, 97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112Rb, 98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113Sr, 99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114Y, 104,105,106,107,108,109,110,111,112,113,114,115Zr, 105,106,107,108,109,110,111,112,113,114,115,116Nb, 107,108,109,110,111,112,113,114,115,116,117Mo, 108,109,110,111,112,113,114,115,116,117,108Tc(β-), (β-n); calculated half-lives, delayed neutron emission probabilities Pn. 98,100Y, 100Nb, 108Tc; calculated low-spin low-lying levels, J, π; and compared with experimental values. Deformed quasiparticle random-phase approximation (pn-QRPA) method with realistic CD-Bonn forces, including Gamow-Teller and first-forbidden β transitions. Comparison of half-life and Pn values with available data from RIKEN facility. Implications for r-process elemental abundances.

doi: 10.1103/PhysRevC.88.024314


2013FA08     Phys.Rev. C 88, 034304 (2013)

D.-L.Fang, B.A.Brown, T.Suzuki

Investigating β-decay properties of spherical nuclei along the possible r-process path

RADIOACTIVITY 118,120,122,124,126,128,130,132Cd, 136,138,140Xe, 139Cs, 203,205Au, 207Tl(β-); 124Mo, 125Tc, 126Ru, 127Rh, 128Pd, 129Ag, 130Cd, 131In, 190Gd, 191Tb, 192Dy, 193Ho, 194Er, 195Tm, 196Yb, 197Lu, 198Hf, 199Ta, 113,115,117As, 114,116,118Se, 115,117,119Br, 116,118,120Kr, 117,119,121Rb, 118,120,122Sr, 119,121,123Y, 120,122,124Zr, 121,123,125Nb, 122,124,126Mo, 123,125,127Tc, 124,126,128Ru, 125,127,129Rh, 126,128,130Pd, 127,129,131Ag, 128,130,132Cd, 129,131,133In, 130,132,134Sn, 131,133,135Sb, 174,176Sn, 175,177Sb, 176,178Te, 177,179I, 178,180Xe, 179,181Cs, 180,182,184Ba, 181,183,185La, 182,184,186Ce, 183,185,187Pr, 184,186,188Nd, 185,187,189Pm, 186,188,190Sm, 187,189,191Eu, 188,190,192Gd, 189,191,193Tb, 190,192,194Dy, 191,193,195Ho, 192,194,196Er, 193,195,197Tm, 194,196,198Yb, 195,197,199Lu, 196,198,200Hf, 197,199,201Ta, 198,200,202W, 199,201,203Re, 200,202,204Os, 201,203,205Ir, 202,204,206Pt, 203,205,207Au, 206,208Hg, 207,209Tl(β-), (β-n); calculated Q values, half-life, delayed neutron emission probability Pn, logft, first-forbidden to total ratio. Spherical QRPA + real forces (FRDM+GTF, FRDM+Real, HFB21+Real) using different mass models. Comparison with experimental data. Relevance to r-process path.

NUCLEAR STRUCTURE 118,120,122,124,126,128,130,132Cd, 136,138,140Xe, 139Cs, 203,205Au, 207Tl; calculated levels, J, π. Spherical QRPA + real forces. Comparison with experimental data.

doi: 10.1103/PhysRevC.88.034304


2013HO11     Phys.Rev.Lett. 110, 222502 (2013)

M.Horoi, B.A.Brown

Shell-Model Analysis of the 136Xe Double Beta Decay Nuclear Matrix Elements

RADIOACTIVITY 136Xe(2β-); calculated neutrinoless mode nuclear matrix elements; deduced importance of nuclear orbitals necessary for a good description of the Gamow-Teller strength. Shell model analysis, comparison with available data.

doi: 10.1103/PhysRevLett.110.222502


2013JI13     Phys.Rev. C 88, 035801 (2013)

S.J.Jin, Y.B.Wang, J.Su, S.Q.Yan, Y.J.Li, B.Guo, Z.H.Li, S.Zeng, G.Lian, X.X.Bai, W.P.Liu, H.Yamaguchi, S.Kubono, J.Hu, D.Kahl, H.S.Jung, J.Y.Moon, C.S.Lee, T.Teranishi, H.W.Wang, H.Ishiyama, N.Iwasa, T.Komatsubara, B.A.Brown

Resonant scattering of 22Na+p studied by the thick-target inverse-kinematic method

NUCLEAR REACTIONS 1H(22Na, 22Na), E<37.1 MeV, [22Na secondary beam from 1H(22Ne, 22Na), E=6.0 MeV/nucleon primary reaction]; measured back-angle recoil-proton spectra, TOF, differential σ(E) using thick target technique at RIBF-RIKEN facility. R-matrix analysis of resonance spectra. 23Mg; deduced levels, resonances, J, π, Γp, Γγ, resonance strengths, two s-wave resonances. Comparison with previous experimental data, and with shell-model calculations. 22Na(p, γ)23Mg, T9=0.01-10; deduced astrophysical reaction rates. Comparison with previous experimental data and NACRE evaluation.

NUCLEAR STRUCTURE 23Mg; calculated levels, J, π, s-wave resonances, their spectroscopic factors and γ widths using shell model with usda and usdb interactions. Comparison with experimental data, and with structure of 23Na mirror nucleus.

doi: 10.1103/PhysRevC.88.035801
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2440.
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2013LE03     Phys.Rev.Lett. 110, 082502 (2013)

A.Lepailleur, O.Sorlin, L.Caceres, B.Bastin, C.Borcea, R.Borcea, B.A.Brown, L.Gaudefroy, S.Grevy, G.F.Grinyer, G.Hagen, M.Hjorth-Jensen, G.R.Jansen, O.Llidoo, F.Negoita, F.de Oliveira, M.-G.Porquet, F.Rotaru, M.-G.Saint-Laurent, D.Sohler, M.Stanoiu, J.C.Thomas

Spectroscopy of 26F to Probe Proton-Neutron Forces Close to the Drip Line

RADIOACTIVITY 26F(β-), (β-n) [from Be(36S, X)26F, E=77.6 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced decay scheme, J, π, long-lived isomer T1/2. Comparison with available data.

doi: 10.1103/PhysRevLett.110.082502


2013LE19     Phys.Rev. C 87, 064306 (2013); Pub.Note Phys.Rev. C 87, 069904 (2013)

K.G.Leach, P.E.Garrett, I.S.Towner, G.C.Ball, V.Bildstein, B.A.Brown, G.A.Demand, T.Faestermann, P.Finlay, K.L.Green, R.Hertenberger, R.Krucken, A.A.Phillips, E.T.Rand, C.S.Sumithrarachchi, C.E.Svensson, S.Triambak, H.-F.Wirth, J.Wong

Experimental 64Zn((d-pol), t)63Zn spectroscopic factors: Guidance for isospin-symmetry-breaking calculations

NUCLEAR REACTIONS 64Zn(polarized d, t), E=22 MeV; measured triton spectra, σ(θ) and vector analyzing powers using Q3D magnetic spectrograph at MLL, Munich facility. DWBA analyses using several optical model parameters. 63Zn; deduced levels, L-transfers, J, π, spectroscopic factors. Comparison with shell-model calculations with GXPF1A interaction. Comparison with experimental and theoretical spectroscopic factors for 62Zn(d, t)61Zn reaction. Discussed implications for isospin symmetry breaking (ISB) calculations for 62Ga to 62Zn superallowed β decay.

doi: 10.1103/PhysRevC.87.064306
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2013LE25     Phys.Rev. C 88, 031306 (2013)

K.G.Leach, P.E.Garrett, C.E.Svensson, I.S.Towner, G.C.Ball, V.Bildstein, B.A.Brown, A.Diaz Varela, R.Dunlop, T.Faestermann, R.Hertenberger, D.J.Jamieson, R.Krucken, S.Triambak, H.-F.Wirth

Excited O+ states in 62Zn populated via the 64Zn(p, t)62Zn reaction

NUCLEAR REACTIONS 64Zn(p, t), E=24 MeV; measured triton spectra, σ(θ) using Q3D magnetic spectrograph at MLL-Munich facility. DWBA analysis of σ(θ) data. 62Zn; deduced levels, J, π, l-transfer, excited 0+ states. Comparison with shell-model calculations using MSDI3, GXPF1 and GXPF1A interactions. Discussed impact on isospin-symmetry-breaking (ISB) correction for 62Ga superallowed due to shift in the first excited 0+ state in 62Zn.

doi: 10.1103/PhysRevC.88.031306
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2013LI04     Phys.Rev. C 87, 014325 (2013)

S.N.Liddick, B.Abromeit, A.Ayres, A.Bey, C.R.Bingham, B.A.Brown, L.Cartegni, H.L.Crawford, I.G.Darby, R.Grzywacz, S.Ilyushkin, M.Hjorth-Jensen, N.Larson, M.Madurga, D.Miller, S.Padgett, S.V.Paulauskas, M.M.Rajabali, K.Rykaczewski, S.Suchyta

Low-energy level schemes of 66, 68Fe and inferred proton and neutron excitations across Z=28 and N=40

RADIOACTIVITY 66,68Mn(β-)[from 9Be(86Kr, X), E=140 MeV/nucleon]; measured Eγ, Iγ, (Mn ions)γ-, γγ-coin, Eβ, Iβ, T1/2 using the BCS system and SeGA array at NSCL facility. 66,68Fe; deduced levels, J, π, β feedings, logft. 66,68Fe, 68Ni; comparison of experimental levels, J, π with shell-model calculations.

doi: 10.1103/PhysRevC.87.014325
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2013MI15     Phys.Rev. C 88, 015807 (2013)

G.W.Misch, B.A.Brown, G.M.Fuller

Neutrino-pair emission from hot nuclei during stellar collapse

NUCLEAR STRUCTURE 28Si, 47Ti, 56Fe; calculated neutrino-antineutrino emission transition strength B(GT), energy loss as function of temperature and excitation energy, density of states as function of excitation energy. Shell-model calculations. Effect of residual interaction-induced configuration mixing on B(GT), energy of neutrino pairs, and entropy transport in supernovae.

doi: 10.1103/PhysRevC.88.015807


2013PA11     Phys.Rev.Lett. 110, 172503 (2013)

J.Papuga, M.L.Bissell, K.Kreim, K.Blaum, B.A.Brown, M.De Rydt, R.F.Garcia Ruiz, H.Heylen, M.Kowalska, R.Neugart, G.Neyens, W.Nortershauser, T.Otsuka, M.M.Rajabali, R.Sanchez, Y.Utsuno, D.T.Yordanov

Spins and Magnetic Moments of 49K and 51K: Establishing the 1/2+ and 3/2+ Level Ordering Beyond N=28

NUCLEAR MOMENTS 39,47,49,51K; measured hyperfine spectra; deduced dipole magnetic moments, g-factors. Comparison with available data, shell model calculations.

doi: 10.1103/PhysRevLett.110.172503
Data from this article have been entered in the XUNDL database. For more information, click here.


2013RE18     Phys.Rev. C 88, 041302 (2013)

F.Recchia, C.J.Chiara, R.V.F.Janssens, D.Weisshaar, A.Gade, W.B.Walters, M.Albers, M.Alcorta, V.M.Bader, T.Baugher, D.Bazin, J.S.Berryman, P.F.Bertone, B.A.Brown, C.M.Campbell, M.P.Carpenter, J.Chen, H.L.Crawford, H.M.David, D.T.Doherty, C.R.Hoffman, F.G.Kondev, A.Korichi, C.Langer, N.Larson, T.Lauritsen, S.N.Liddick, E.Lunderberg, A.O.Macchiavelli, S.Noji, C.Prokop, A.M.Rogers, D.Seweryniak, S.R.Stroberg, S.Suchyta, S.Williams, K.Wimmer, S.Zhu

Configuration mixing and relative transition rates between low-spin states in 68Ni

NUCLEAR REACTIONS 208Pb(70Zn, X)68Ni, E=440 MeV; measured Eγ, Iγ, (68Ni)γ-, γγ-coin, prompt and delayed γ rays, level half-life using Gammasphere array at ATLAS-ANL facility. 9Be(70Ni, X)68Ni, E=75 MeV/nucleon, [secondary 70Ni beam from 9Be(82Se, X), E=140 MeV/nucleon primary reaction]; measured Eγ, Iγ, γγ-coin, prompt and delayed γ rays, level half-life using S800 spectrograph, GRETINA and CsI(Na) arrays at NSCL-MSU facility. 68Ni; deduced levels, J, π, B(E2) ratios. Comparison with shell-model calculations using jj44pna, jj44b, JUN45, and LNPS effective interactions. Discussed configuration mixing.

doi: 10.1103/PhysRevC.88.041302
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2013RI05     Phys.Rev. C 87, 065803 (2013)

W.A.Richter, B.A.Brown

Shell-model studies of the astrophysical rp reaction 29P(p, γ)30S

NUCLEAR REACTIONS 29Si(d, p)30Si, E not given; calculated spectroscopic factors using the shell-model with USDA and USDB interactions. 29P(p, γ)30S at T9<10; calculated total rp reaction rates. Comparison with experimental data.

NUCLEAR STRUCTURE 30S, 31Si; calculated levels, resonances, J, π, level half-lives, gamma and proton widths, c coefficients of IMME for T=1 states of 30P, 30Si and 30S, resonance strengths, spectroscopic factors. Shell-model with USDA and USDB interactions, and IMME. Comparison with experimental data.

doi: 10.1103/PhysRevC.87.065803


2013TA14     Phys.Rev. C 87, 054612 (2013)

O.B.Tarasov, M.Portillo, D.J.Morrissey, A.M.Amthor, L.Bandura, T.Baumann, D.Bazin, J.S.Berryman, B.A.Brown, G.Chubarian, N.Fukuda, A.Gade, T.N.Ginter, M.Hausmann, N.Inabe, T.Kubo, J.Pereira, B.M.Sherrill, A.Stolz, C.Sumithrarachchi, M.Thoennessen, D.Weisshaar

Production cross sections from 82Se fragmentation as indications of shell effects in neutron-rich isotopes close to the drip-line

NUCLEAR REACTIONS Be, W(82Se, X), E=139 MeV/nucleon; measured fragment spectra using A1900 fragment separator at NSCL facility. Z=11, A=27-33; Z=12, A=29-37; Z=13, A=31-39; Z=14, A=29-42; Z=15, A=31-45; Z=16, A=33-48; Z=17, A=35-50; Z=18, A=38-52; Z=19, A=39-55; Z=20, A=41-58; Z=21, A=43-61; Z=22, A=46-64; Z=23, A=47-67; Z=24, A=50-70; Z=25, A=52-72; Z=26, A=54-60; Z=26, A=63-75; Z=27, A=56-62; Z=27, A=65-76; Z=28, A=60-63; Z=28, A=67-78; Z=29, A=62-65; Z=29, A=70-78; Z=30, A=64-68; Z=30, A=73-80; Z=31, A=75-81; Z=32, A=79-82; Z=33, A=81-83; measured production cross sections for 334 isotopes, and longitudinal momentum distributions for 126 isotopes. 64Ti, 67V, 69,70Cr, 72Mn, 75Fe; measured production cross sections for isotopes first identified in this study. Comparison with calculations using abrasion-ablation model. Evidence for subshell closure at N=34 around Z=20.

doi: 10.1103/PhysRevC.87.054612
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2013TH04     Acta Phys.Pol. B44, 543 (2013)

M.Thoennessen, Z.Kohley, A.Spyrou, E.Lunderberg, P.A.DeYoung, H.Attanayake, T.Baumann, D.Bazin, B.A.Brown, G.Christian, D.Divaratne, S.M.Grimes, A.Haagsma, J.E.Finck, N.Frank, B.Luther, S.Mosby, T.Nagi, G.F.Peaslee, W.A.Peters, A.Schiller, J.K.Smith, J.Snyder, M.Strongman, A.Volya

Observation of Ground-state Two-neutron Decay

RADIOACTIVITY 16Be, 26O(2n); measured decay products, En, In; deduced decay energy spectra. Comparison with calculated two-neutron separation energies, T1/2, widths.

doi: 10.5506/APhysPolB.44.543


2013TO02     Phys.Rev. C 87, 027601 (2013)

J.A.Tostevin, B.A.Brown, E.C.Simpson

Two-proton removal from 44S and the structure of 42Si

NUCLEAR STRUCTURE 42Si; calculated levels, J, π, two-proton removal two nucleon amplitudes (TNA), partial cross section, exclusive and inclusive longitudinal momentum distributions using shell model with SDPF-MU, SDPF-U-SI, SDPF-U interactions. Discussed the results in the context of a recent experimental 2p-removal reaction study.

doi: 10.1103/PhysRevC.87.027601


2012AS02     Acta Phys.Pol. B43, 261 (2012)

P.Ascher, N.Adimi, L.Audirac, B.Blank, F.Delalee, C.-E.Demonchy, J.Giovinazzo, T.Kurtukian-Nieto, S.Leblanc, J.-L.Pedroza, J.Pibernat, L.Serani, F.de Oliveira Santos, S.Grevy, J.-C.Thomas, L.Perrot, P.Srivastava, C.Borcea, I.Companis, L.V.Grigorenko, B.A.Brown

Two Proton Radioactivity Studies with a Time Projection Chamber

RADIOACTIVITY 45Fe, 54Zn(2p) [from Ni(58Ni, X), E=74.5 MeV/nucleon]; measured decay products, Ep, Ip; deduced angular and energy distributions between two protons. Comparison with MSU experiment.

doi: 10.5506/APhysPolB.43.261


2012AU08     Eur.Phys.J. A 48, 179 (2012)

L.Audirac, P.Ascher, B.Blank, C.Borcea, B.A.Brown, G.Canchel, C.E.Demonchy, F.de Oliveira Santos, C.Dossat, J.Giovinazzo, S.Grevy, L.Hay, J.Huikari, S.Leblanc, I.Matea, J.-L.Pedroza, L.Perrot, J.Pibernat, L.Serani, C.Stodel, J.-C.Thomas

Direct and β-delayed multi-proton emission from atomic nuclei with a time projection chamber: the cases of 43Cr, 45Fe, and 51Ni

RADIOACTIVITY 45Fe, 51Ni(2p);43Cr(β+p), (β+2p), (β+3p); measured decay products correlations using Si and TPC (time-projection chamber); calculated 2p removal spectroscopic amplitudes, partial T1/2 using SDPFU Hamiltonian; deduced preference of sequential proton emission in β-delayed 2p decay.

doi: 10.1140/epja/i2012-12179-1
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2012BA31     Phys.Rev. C 86, 011305 (2012), Erratum Phys.Rev. C 86, 049902 (2012)

T.Baugher, A.Gade, R.V.F.Janssens, S.M.Lenzi, D.Bazin, B.A.Brown, M.P.Carpenter, A.N.Deacon, S.J.Freeman, T.Glasmacher, G.F.Grinyer, F.G.Kondev, S.McDaniel, A.Poves, A.Ratkiewicz, E.A.McCutchan, D.K.Sharp, I.Stefanescu, K.A.Walsh, D.Weisshaar, S.Zhu

Intermediate-energy Coulomb excitation of 58, 60, 62Cr: The onset of collectivity toward N=40

NUCLEAR REACTIONS 197Au(58Cr, 58Cr'), E=81.1 MeV/nucleon; 197Au(60Cr, 60Cr'), E=81.7 MeV/nucleon; 209Bi(62Cr, 62Cr'), E=79.0 MeV/nucleon; measured scattered projectile spectra, energy loss, time-of-flight, Eγ, Iγ, (particle)γ-coin using SeGA array at NSCL facility, integrated cross section, GEANT-4 simulations. Intermediate Coulomb excitation using secondary Cr beams from 9Be(76Ge, X), E=130 MeV/nucleon primary reaction. 58,60,62Cr, 197Au; deduced levels, B(E2) of first 2+ state in Cr nuclei and a level in 197Au, ratio of neutron and proton transition matrix elements Mn/Mp. 62Cr; measured half-life of first 2+ state by Doppler shift and line-shape method. Systematics of energies and B(E2) values of first 2+ states in even-even N=22-40 Ni, Fe and Cr isotopes. Comparison with shell model calculations in the fpgd space using the state-of-the-art LNPS effective interaction.

doi: 10.1103/PhysRevC.86.011305
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2012BR01     Phys.Rev. C 85, 011302 (2012)

S.M.Brown, W.N.Catford, J.S.Thomas, B.Fernandez-Dominguez, N.A.Orr, M.Labiche, M.Rejmund, N.L.Achouri, H.Al Falou, N.I.Ashwood, D.Beaumel, Y.Blumenfeld, B.A.Brown, R.Chapman, M.Chartier, N.Curtis, G.de France, N.de Sereville, F.Delaunay, A.Drouart, C.Force, S.Franchoo, J.Guillot, P.Haigh, F.Hammache, V.Lapoux, R.C.Lemmon, A.Leprince, F.Marechal, X.Mougeot, B.Mouginot, L.Nalpas, A.Navin, N.P.Patterson, B.Pietras, E.C.Pollacco, A.Ramus, J.A.Scarpaci, I.Stefan, G.L.Wilson

Low-lying neutron fp-shell intruder states in 27Ne

NUCLEAR REACTIONS 2H(26Ne, p)27Ne, E=9.8 MeV/nucleon; measured Eγ, Iγ, γ(27Ne)-, d(26Ne)-, p(26Ne)-, p(27Ne)-coin, pγ(θ). 27Ne; deduced levels, J, π, L-transfer spectroscopic factors, negative-parity intruder states. SPIRAL facility at GANIL. Adiabatic distorted-wave approximation (ADWA) analysis of σ(θ) data. Comparison with shell-model calculations, N=20 shell gap. systematics of level energies of 25,27Ne, 29Mg.

doi: 10.1103/PhysRevC.85.011302
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2012BR07     Phys.Rev.Lett. 108, 212501 (2012)

M.Brodeur, T.Brunner, S.Ettenauer, A.Lapierre, R.Ringle, B.A.Brown, D.Lunney, J.Dilling

Elucidation of the Anomalous A=9 Isospin Quartet Behavior

NUCLEAR STRUCTURE 9Li, 9Be, 9B, 9C; analyzed available data; calculated energy levels, J, π; deduced isospin mixing, anomalous isobaric mass multiplet equation behavior. Comparison with available data.

doi: 10.1103/PhysRevLett.108.212501


2012BR13     J.Phys.:Conf.Ser. 337, 012003 (2012)

B.A.Brown, W.A.Richter

Applications of the USD Hamiltonians to rapid-proton capture rates for sd-shell nuclei

NUCLEAR STRUCTURE 26Si; calculated levels, J, π. Compared with 26Si, 26Mg data.

NUCLEAR REACTIONS 25Al(p, γ), E≈10 keV-3 MeV; calculated resonance capture reaction rate, contribution of individual states. Compared USD, USDA, USDB.

doi: 10.1088/1742-6596/337/1/012003


2012BR14     Prog.Theor.Phys.(Kyoto), Suppl. 196, 296 (2012)

B.A.Brown

Shell-Model Approaches to the Structure of Light Nuclei

NUCLEAR STRUCTURE 27Ne, 24,25O; calculated energy levels, J, π. Comparison with experimental data.

doi: 10.1143/PTPS.196.296


2012CO16     Phys.Rev. C 86, 015809 (2012)

A.L.Cole, T.S.Anderson, R.G.T.Zegers, S.M.Austin, B.A.Brown, L.Valdez, S.Gupta, G.W.Hitt, O.Fawwaz

Gamow-Teller strengths and electron-capture rates for pf-shell nuclei of relevance for late stellar evolution

NUCLEAR REACTIONS 45Sc, 48Ti, 51V, 54,56Fe, 55Mn, 59Co, 58,60,62,64Ni(n, p), E GE 100 MeV/nucleon; 48Ti, 50,51V, 58,64Ni, 64Zn(d, 2He), E GE 100 MeV/nucleon; 58Ni, 64Zn(t, 3He), E GE 100 MeV/nucleon; 60,62Ni(p, n), E GE 100 MeV/nucleon; calculated B(GT) distributions, and electron capture (EC) rates at relevant stellar temperatures and densities using shell-model with GXPF1a and KB3G effective interactions, and QRPA using ground-state deformation parameters and masses from the finite-range droplet model. Comparison with experimental data. Relevance to late stellar evolution.

RADIOACTIVITY 45Ca, 55Cr, 64Co, 64Cu(β-); calculated B(GT) strength distribution, EC rates using shell-model and QRPA. Comparison with experimental data.

doi: 10.1103/PhysRevC.86.015809


2012FO13     Phys.Rev. C 85, 054304 (2012)

H.T.Fortune, R.Sherr, B.A.Brown

Lowest 2+, T=2 states in 20Mg and 20F

NUCLEAR STRUCTURE 20Mg, 20F; calculated energies of ground and 2+ states in 20Mg and lowest T=2, 2+ in 20F in a potential model using shell-model spectroscopic factors for 20O to 19O. Comparison with experimental data. Disagreement of the energy of 2+, T=2 state in 20F with the IMME.

doi: 10.1103/PhysRevC.85.054304


2012GR13     Phys.Rev. C 86, 024315 (2012)

G.F.Grinyer, D.Bazin, A.Gade, J.A.Tostevin, P.Adrich, M.D.Bowen, B.A.Brown, C.M.Campbell, J.M.Cook, T.Glasmacher, S.McDaniel, A.Obertelli, K.Siwek, J.R.Terry, D.Weisshaar, R.B.Wiringa

Systematic study of p-shell nuclei via single-nucleon knockout reactions

NUCLEAR REACTIONS 9Be(7Li, p), (9Li, n), (10Be, p), (10Be, n), E=80 MeV/nucleon; 9Be(7Li, n), (10C, n), (10Be, n), E=120 MeV/nucleon; 9Be(9C, p), E=100 MeV/nucleon; C(9Li, n), E=80 MeV/nucleon; C(10C, n), E=120 MeV/nucleon; measured energy loss, time of flight, longitudinal-momentum distribution, nondispersive and dispersive angular plots, inclusive σ in single-nucleon knockout reactions at NSCL facility. Secondary beams of 9Be, 9Li, 10Be, 9,10C from 9Be(16O, X), E=150 MeV primary reaction. Comparison with shell-model calculations with Hartree-Fock structure inputs, and with variational Monte Carlo (VMC) calculations.

doi: 10.1103/PhysRevC.86.024315


2012LO08     Phys.Rev. C 86, 014313 (2012)

G.Lorusso, A.Becerril, A.Amthor, T.Baumann, D.Bazin, J.S.Berryman, B.A.Brown, R.H.Cyburt, H.L.Crawford, A.Estrade, A.Gade, T.Ginter, C.J.Guess, M.Hausmann, G.W.Hitt, P.F.Mantica, M.Matos, R.Meharchand, K.Minamisono, F.Montes, G.Perdikakis, J.Pereira, M.Portillo, H.Schatz, K.Smith, J.Stoker, A.Stolz, R.G.T.Zegers

β-delayed proton emission in the 100Sn region

RADIOACTIVITY 89Ru, 91,92Rh, 93Pd, 95,96,96mAg, 96,97,97mCd, 98,98m,99,100In, 100,101Sn[from 9Be(112Sn, X), E=140 MeV/nucleon](β+), (EC), (β+p); measured Eγ, Iγ, β spectra, E(p), I(p), βγ-coin, βp-coin, γβp-coin, fragment yields, half-lives, β-delayed proton emission branching ratios using NSCL Beta Counting System and SeGA array. Discussed rp-process implications. Comparison with previous studies and theoretical calculations. X-ray bursts calculations.

doi: 10.1103/PhysRevC.86.014313
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2012MC01     Phys.Rev. C 85, 014610 (2012)

S.McDaniel, A.Gade, J.A.Tostevin, T.Baugher, D.Bazin, B.A.Brown, J.M.Cook, T.Glasmacher, G.F.Grinyer, A.Ratkiewicz, D.Weisshaar

Intermediate-energy inverse-kinematics one-proton pickup reactions on neutron-deficient fp-shell nuclei

NUCLEAR REACTIONS 12C, 9Be(48Cr, 49Mn), [48Cr secondary beam from 9Be(58Ni, X), E=160 MeV/nucleon primary reaction], E=56.7 MeV/nucleon; 12C, 9Be(50Fe, 51Co), [50Fe secondary beam from 9Be(58Ni, X), E=160 MeV/nucleon primary reaction], E=61.2 MeV/nucleon; measured particle spectra, energy loss, time of flight, Eγ, Iγ, (particle)γ-coin using S-800 spectrometer and SeGA array at NSCL facility; deduced parallel momentum distributions, partial and inclusive cross sections. One-proton transfer reactions. DWBA analysis. 49Mn, 51Co; calculated proton configurations, spectroscopic factors, single-particle cross sections. Shell model calculations in fp shell.

doi: 10.1103/PhysRevC.85.014610
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2012ME05     Phys.Rev.Lett. 108, 122501 (2012)

R.Meharchand, R.G.T.Zegers, B.A.Brown, Sam M.Austin, T.Baugher, D.Bazin, J.Deaven, A.Gade, G.F.Grinyer, C.J.Guess, M.E.Howard, H.Iwasaki, S.McDaniel, K.Meierbachtol, G.Perdikakis, J.Pereira, A.M.Prinke, A.Ratkiewicz, A.Signoracci, S.Stroberg, L.Valdez, P.Voss, K.A.Walsh, D.Weisshaar, and R.Winkler

Probing Configuration Mixing in 12Be with Gamow-Teller Transition Strengths

NUCLEAR REACTIONS Li(12B, 7Be)12Be, E=80 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ), B(GT) transition strength, level energies, J, π. Comparison with shell model calculations.

doi: 10.1103/PhysRevLett.108.122501
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2012PE11     Phys.Rev. C 86, 019802 (2012)

W.A.Peters, T.Baumann, B.A.Brown, J.Brown, P.A.DeYoung, J.E.Finck, N.Frank, K.L.Jones, J.-L.Lecouey, B.Luther, G.F.Peaslee, W.F.Rogers, M.Thoennessen, J.A.Tostevin

Reply to "Comment on 'Neutron knockout of 12Be populating neutron-unbound states in 11Be'"

NUCLEAR STRUCTURE 11Be; reanalyzed decay energy curves, level, J, π, branching ratios for 9Be(12Be, n)11Be experiment in 2011Pe13, and in reply to 2012Fo21 comment.

doi: 10.1103/PhysRevC.86.019802


2012PE16     Phys.Rev. C 86, 044329 (2012)

M.Petri, S.Paschalis, R.M.Clark, P.Fallon, A.O.Macchiavelli, K.Starosta, T.Baugher, D.Bazin, L.Cartegni, H.L.Crawford, M.Cromaz, U.Datta Pramanik, G.de Angelis, A.Dewald, A.Gade, G.F.Grinyer, S.Gros, M.Hackstein, H.B.Jeppesen, I.Y.Lee, S.McDaniel, D.Miller, M.M.Rajabali, A.Ratkiewicz, W.Rother, P.Voss, K.A.Walsh, D.Weisshaar, M.Wiedeking, B.A.Brown, C.Forssen, P.Navratil, R.Roth

Structure of 16C: Testing shell model and ab initio approaches

NUCLEAR REACTIONS 9Be(17N, X)16O, E=72 MeV/nucleon, [17N secondary beam from 9Be(22Ne, X), E=150 MeV/nucleon primary reaction]; measured Eγ, Iγ, σ, half-life of first 2+ state in 16O by RDM plunger method using SeGA array at NSCL facility. 16C; deduced levels, J, π, B(E2), spectroscopic factors and proton amplitude of first 2+ state, gamma-ray branching ratios from second 2+ state. Comparison of with shell-model calculations using three interactions.

doi: 10.1103/PhysRevC.86.044329
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2012RI02     Phys.Rev. C 85, 045806 (2012)

W.A.Richter, B.A.Brown

Shell-model studies of the rp reaction 35Ar(p, γ)36K

NUCLEAR STRUCTURE 36K, 36Cl; analyzed and calculated levels, J, π, half-lives, spectroscopic factors, widths using isobaric mass multiplet equation (IMME), known energies of the T=1 analog states, and shell-model calculations based on USDA-CDPN and USDB-CDPN interactions. 36K; reassignment of Jπ for some levels.

NUCLEAR REACTIONS 35Cl(d, p)36Cl; calculated spectroscopic factors from shell model based on USDA-CDPN and USDB-CDPN. Comparison with experimental data. 35Ar(p, γ)36K; calculated rp reaction rates.

doi: 10.1103/PhysRevC.85.045806


2012RI07     Prog.Theor.Phys.(Kyoto), Suppl. 196, 340 (2012)

W.A.Richter, B.A.Brown

Calculation of rp-Process Rates in the sd Shell via the Nuclear Shell Model

NUCLEAR STRUCTURE 36K; calculated energy levels, J, π. Isobaric Mass Multiplet Equation calculations.

NUCLEAR REACTIONS 35Ar(p, γ)36K, E<100 keV; calculated rp process reaction rate vs. temperature.

doi: 10.1143/PTPS.196.340


2012RI08     Phys.Rev. C 86, 047301 (2012)

L.A.Riley, P.Adrich, N.Ahsan, T.R.Baugher, D.Bazin, B.A.Brown, J.M.Cook, P.D.Cottle, C.Aa.Diget, A.Gade, T.Glasmacher, K.E.Hosier, K.W.Kemper, A.Ratkiewicz, K.P.Siwek, J.A.Tostevin, A.Volya, D.Weisshaar

γ-ray spectroscopy of one-proton knockout from 45Cl

NUCLEAR REACTIONS 9Be(45Cl, 44S), [45Cl secondary beam from 9Be(48Ca, X), E=145 MeV/nucleon primary reaction], E=99.6 MeV/nucleon; measured Eγ, Iγ, particle spectra, (particle)γ-coin, inclusive parallel momentum distribution, partial one-proton knockout σ using SeGA array at NSCL. 44S; deduced levels, J, π, partial knockout cross sections, branching ratios. Eikonal-model analysis. Comparison with shell model calculations, and with previous experimental studies.

doi: 10.1103/PhysRevC.86.047301
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2012RI10     J.Phys.:Conf.Ser. 381, 012113 (2012)

W.A.Richter, B.A.Brown

Nuclear structure studies in the 0s1d shell applied to astrophysical rp-process calculations

NUCLEAR STRUCTURE 30S; calculated levels, J, π using isobaric mass multiplet equation and T=1 analogue states binding energy.

NUCLEAR REACTIONS 29P, 35Ar(p, γ), E≈10 keV-1 MeV; calculated rp reaction rate, γ decay T1/2. 36K(p, γ); calculated reaction rates using shell model with USDA and USDB interactions.

doi: 10.1088/1742-6596/381/1/012113


2012SA37     Phys.Rev. C 86, 034324 (2012)

M.Sasano, G.Perdikakis, R.G.T.Zegers, SamM.Austin, D.Bazin, B.A.Brown, C.Caesar, A.L.Cole, J.M.Deaven, N.Ferrante, C.J.Guess, G.W.Hitt, M.Honma, R.Meharchand, F.Montes, J.Palardy, A.Prinke, L.A.Riley, H.Sakai, M.Scott, A.Stolz, T.Suzuki, L.Valdez, K.Yako

Extraction of Gamow-Teller strength distributions from 56Ni and 55Co via the (p, n) reaction in inverse kinematics

NUCLEAR REACTIONS 1H(55Co, n), E=106 MeV/nucleon; 1H(56Ni, n), E=110 MeV/nucleon, [55Co and 56Ni secondary beams from Be(58Ni, X), E=160 MeV/nucleon primary reaction]; measured E(n), I(n), neutron time of flight, differential σ(θ), excitation spectra using LENDA neutron detector array at NSCL facility. 55Co, 56Ni; deduced Gamow-Teller strengths in (p, n) reactions. Comparison with shell-model calculations in pf shell with KB3G and GXPF1J interactions. Be(58Ni, X)52Fe/53Fe/53Co/54Co/55Ni/55Co/56Ni/56Cu, E=160 MeV/nucleon; measured particle spectra, yields.

doi: 10.1103/PhysRevC.86.034324


2012SC18     Eur.Phys.J. A 48, 191 (2012)

S.Schwertel, P.Maierbeck, R.Krucken, R.Gernhauser, T.Kroll, H.Alvarez-Pol, F.Aksouh, T.Aumann, K.Behr, E.A.Benjamim, J.Benlliure, V.Bildstein, M.Bohmer, K.Boretzky, M.J.G.Borge, A.Brunle, A.Burger, M.Caamano, E.Casarejos, A.Chatillon, L.V.Chulkov, D.Cortina-Gil, J.Enders, K.Eppinger, T.Faestermann, J.Friese, L.Fabbietti, M.Gascon, H.Geissel, J.Gerl, M.Gorska, P.G.Hansen, B.Jonson, R.Kanungo, O.Kiselev, I.Kojouharov, A.Klimkiewicz, T.Kurtukian, N.Kurz, K.Larsson, T.Le Bleis, K.Mahata, L.Maier, T.Nilsson, C.Nociforo, G.Nyman, C.Pascual-Izarra, A.Perea, D.Perez, A.Prochazka, C.Rodriguez-Tajes, D.Rossi, H.Schaffner, G.Schrieder, H.Simon, B.Sitar, M.Stanoiu, K.Summerer, O.Tengblad, H.Weick, S.Winkler, B.A.Brown, T.Otsuka, J.A.Tostevin, W.D.M.Rae

One-neutron knockout from 51-55Sc

NUCLEAR REACTIONS 9Be(55Sc, 54Sc), (54Sc, 53Sc), (53Sc, 52Sc), (52Sc, 51Sc), (51Sc, 50Sc), E≈420 MeV/nucleon; measured relativistic reaction products, Eγ, Iγ; deduced longitudinal momentum distribution, σ; calculated σ.

doi: 10.1140/epja/i2012-12191-5


2012SH21     Phys.Rev. C 85, 064612 (2012)

R.Shane, R.J.Charity, L.G.Sobotka, D.Bazin, B.A.Brown, A.Gade, G.F.Grinyer, S.McDaniel, A.Ratkiewicz, D.Weisshaar, A.Bonaccorso, J.A.Tostevin

Proton and neutron knockout from 36Ca

NUCLEAR REACTIONS 9Be(36Ca, 35K), (36Ca, 35Ca), [36Ca secondary beam from 9Be(40Ca, X), E=140 MeV/nucleon primary reaction], E=70 MeV/nucleon; measured Eγ, particle spectra, time-of-flight, energy loss, cross sections, longitudinal-momentum distributions. 35K, 35Ca; deduced spectroscopic factors, orbital angular momenta of removed nucleons; calculated S matrices, bound-state wave-functions. Eikonal reaction theory, dispersive optical model (DOM) extrapolations. Shell-model spectroscopic factors from USD, USDA, and USDB interactions. 9Be(36Ca, X)33Ar, [33Ar from decay of unbound states in 35Ca], E=70 MeV/nucleon; measured σ; deduced missing spectroscopic strength.

doi: 10.1103/PhysRevC.85.064612
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2012SM08     Phys.Rev. C 86, 057302 (2012)

J.K.Smith, T.Baumann, B.A.Brown, G.Christian, J.E.Finck, C.R.Hoffman, Z.Kohley, S.Mosby, J.F.Novak, S.J.Quinn, J.Snyder, A.Spyrou, M.J.Strongman, M.Thoennessen

Neutron unbound states in 28Ne and 25F

NUCLEAR REACTIONS 9Be(29Na, 28Ne), (26F, 25F), [secondary 29Na and 26F beam from 9Be(48Ca, X), E=140 MeV/nucleon primary reaction], E=102 MeV/nucleon; measured charged fragment spectra by TOF and energy loss, neutron spectra using MONA array at NSCL facility, decay energy spectra for 28Ne and 25F reconstructed from the 27Ne+n and 24F+n systems. 25F, 28Ne; deduced unbound levels, J, π, spectroscopic factors, Breit-Wigner resonance. Glauber reaction model analysis. Comparison with shell model calculations.

NUCLEAR STRUCTURE 28Ne, 25F; calculated bound and unbound levels, J, π, spectroscopic factors for 27Ne+n system, widths. Shell model. Comparison with experimental data.

doi: 10.1103/PhysRevC.86.057302
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2012SP01     Phys.Rev.Lett. 108, 102501 (2012)

A.Spyrou, Z.Kohley, T.Baumann, D.Bazin, B.A.Brown, G.Christian, P.A.DeYoung, J.E.Finck, N.Frank, E.Lunderberg, S.Mosby, W.A.Peters, A.Schiller, J.K.Smith, J.Snyder, M.J.Strongman, M.Thoennessen, A.Volya

First Observation of Ground State Dineutron Decay: 16Be

RADIOACTIVITY 16Be(2n) [from Be(17B, p), E=53 MeV/nucleon]; measured decay products, En, In; deduced two-neutron separation energy.

doi: 10.1103/PhysRevLett.108.102501
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2012ST01     Phys.Rev. C 85, 017303 (2012)

M.Stanoiu, D.Sohler, O.Sorlin, Zs.Dombradi, F.Azaiez, B.A.Brown, C.Borcea, C.Bourgeois, Z.Elekes, Zs.Fulop, S.Grevy, D.Guillemaud-Mueller, F.Ibrahim, A.Kerek, A.Krasznahorkay, M.Lewitowicz, S.M.Lukyanov, J.Mrazek, F.Negoita, Yu.-E.Penionzhkevich, Zs.Podolyak, M.G.Porquet, P.Roussel-Chomaz, M.G.Saint-Laurent, H.Savajols, G.Sletten, J.Timar, C.Timis

Spectroscopy of 26F

NUCLEAR REACTIONS C, H(27Na, X), (28Na, X), [27,28Na secondary beams from C(36S, X), E=77.5 MeV/nucleon primary reaction], E=60 MeV/nucleon; measured Eγ, Iγ, σ. 26F; deduced level, J, π, configuration. 7Li, 10,11B, 11C, 23O; measured Eγ. SPEG magnetic spectrometer and BaF2 array at GANIL. Comparison with large scale shell-model calculations.

doi: 10.1103/PhysRevC.85.017303
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2012ST12     Phys.Rev. C 86, 024321 (2012)

S.R.Stroberg, A.Gade, T.Baugher, D.Bazin, B.A.Brown, J.M.Cook, T.Glasmacher, G.F.Grinyer, S.McDaniel, A.Ratkiewicz, D.Weisshaar

In-beam γ-ray spectroscopy of 43-46Cl

NUCLEAR REACTIONS 9Be(48K, X)39P/41S/42S/43Cl/44Cl/45Cl/46Cl/46Ar/47Ar, [48K secondary beam from 9Be(48Ca, X), E=140 MeV/nucleon primary reaction], E=85 MeV/nucleon; measured time of flight, energy loss, yields, Eγ, Iγ, γγ-, (particle)γ-coin, level half-life by line shape analysis using SeGA array at NSCL facility. 43,44,45,46Cl; deduced levels, J, π, M1 strength, B(E2). Comparison with shell-model calculations using SDPF-U and EPQQM effective interactions in the sdpf model space. 37,45Cl, 39,47K; calculated M1 matrix elements for four L-forbidden transitions, and compared with experimental values.

doi: 10.1103/PhysRevC.86.024321
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2012UT01     Prog.Theor.Phys.(Kyoto), Suppl. 196, 304 (2012)

Y.Utsuno, T.Otsuka, B.A.Brown, M.Honma, T.Mizusaki, N.Shimizu

Shell Evolution around and beyond N=28 Studied with Large-Scale Shell-Model Calculations

NUCLEAR STRUCTURE 40,42,44,46,48,50,52Ca; calculated energy levels, distribution of spectroscopic factors; deduced evolution of shell structure. Comparison with experimental data.

doi: 10.1143/PTPS.196.304


2012UT02     Phys.Rev. C 86, 051301 (2012)

Y.Utsuno, T.Otsuka, B.A.Brown, M.Honma, T.Mizusaki, N.Shimizu

Shape transitions in exotic Si and S isotopes and tensor-force-driven Jahn-Teller effect

NUCLEAR STRUCTURE 36,38,40,42Si, 38,40,42,44S; calculated levels, J, π, B(E2), S(2n), potential-energy surfaces. 40,42,44,46Ar, 42,44,46,48Ca; calculated S(2n). 48Ca(e, e'p); calculated spectroscopic factors. Shell-model calculations with tensor-force component of the Hamiltonian. Jahn-Teller type effect. Comparison with experimental data.

doi: 10.1103/PhysRevC.86.051301


2012WI05     Phys.Rev.Lett. 108, 182501 (2012)

R.Winkler, A.Gade, T.Baugher, D.Bazin, B.A.Brown, T.Glasmacher, G.F.Grinyer, R.Meharchand, S.McDaniel, A.Ratkiewicz, D.Weisshaar

Quadrupole Collectivity beyond N=28: Intermediate-Energy Coulomb Excitation of 47, 48Ar

NUCLEAR REACTIONS 9Be(47Ar, 47Ar'), (48Ar, 48Ar'), E not given; measured reaction products, Eγ, Iγ. 47,48Ar; deduced energy levels, J, π, B(E2). Large scale shell model calculations, intermediate-energy Coulomb excitation.

doi: 10.1103/PhysRevLett.108.182501
Data from this article have been entered in the XUNDL database. For more information, click here.


2012WR02     Phys.Rev. C 86, 047305 (2012)

C.Wrede, A.Garcia, D.Melconian, S.Triambak, B.A.Brown

γ-ray constraints on the properties of unbound 32Cl levels

NUCLEAR STRUCTURE 32Cl; analyzed unbound levels, J, π, and proton branching ratios available from 32S(3He, t) and 32Ar β+ decay data. Effect on thermonuclear rate of the 31S(p, γ)32Cl reaction.

doi: 10.1103/PhysRevC.86.047305


2012ZH34     Phys.Rev.Lett. 109, 102501 (2012)

Y.H.Zhang, H.S.Xu, Yu.A.Litvinov, X.L.Tu, X.L.Yan, S.Typel, K.Blaum, M.Wang, X.H.Zhou, Y.Sun, B.A.Brown, Y.J.Yuan, J.W.Xia, J.C.Yang, G.Audi, X.C.Chen, G.B.Jia, Z.G.Hu, X.W.Ma, R.S.Mao, B.Mei, P.Shuai, Z.Y.Sun, S.T.Wang, G.Q.Xiao, X.Xu, T.Yamaguchi, Y.Yamaguchi, Y.D.Zang, H.W.Zhao, T.C.Zhao, W.Zhang, W.L.Zhan

Mass Measurements of the Neutron-Deficient 41Ti, 45Cr, 49Fe, and 53Ni Nuclides: First Test of the Isobaric Multiplet Mass Equation in fp-Shell Nuclei

ATOMIC MASSES 41Ti, 45Cr, 49Fe, 53Ni; measured ion revolution time; deduced mass excess values, test for the isobaric multiplet mass equation in fp-shell nuclei. Shell model calculation, comparison with available data.

doi: 10.1103/PhysRevLett.109.102501


2011AS08     Phys.Rev.Lett. 107, 102502 (2011)

P.Ascher, L.Audirac, N.Adimi, B.Blank, C.Borcea, B.A.Brown, I.Companis, F.Delalee, C.E.Demonchy, F.de Oliveira Santos, J.Giovinazzo, S.Grevy, L.V.Grigorenko, T.Kurtukian-Nieto, S.Leblanc, J.-L.Pedroza, L.Perrot, J.Pibernat, L.Serani, P.C.Srivastava, J.-C.Thomas

Direct Observation of Two Protons in the Decay of 54Zn

RADIOACTIVITY 54Zn(2p) [from Ni(58Ni, X), E=75.5 MeV/nucleon]; measured decay products, proton spectra; deduced branching ratio, total decay energy, angular and energy correlations, T1/2. Comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.107.102502
Data from this article have been entered in the XUNDL database. For more information, click here.


2011BE34     Phys.Rev. C 84, 041303 (2011)

A.D.Becerril, G.Lorusso, A.M.Amthor, T.Baumann, D.Bazin, J.S.Berryman, B.A.Brown, H.L.Crawford, A.Estrade, A.Gade, T.Ginter, C.J.Guess, M.Hausmann, G.W.Hitt, P.F.Mantica, M.Matos, R.Meharchand, K.Minamisono, F.Montes, G.Perdikakis, J.Pereira, M.Portillo, H.Schatz, K.Smith, J.Stoker, A.Stolz, R.G.T.Zegers

High-spin μs isomeric states in 96Ag

NUCLEAR REACTIONS 9Be(112Sn, X), E=120 MeV/nucleon; measured Eγ, Iγ, γγ-, (fragment)γγ-coin, isomer T1/2. 96Ag; deduced levels, J, π. A1900 Fragment Separator and SeGA array at NSCL. Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.84.041303
Data from this article have been entered in the XUNDL database. For more information, click here.


2011CH05     Phys.Rev. C 83, 034316 (2011)

A.Chakraborty, J.N.Orce, S.F.Ashley, B.A.Brown, B.P.Crider, E.Elhami, M.T.McEllistrem, S.Mukhopadhyay, E.E.Peters, B.Singh, S.W.Yates

Status of vibrational structure in 62Ni

NUCLEAR REACTIONS 62Ni(n, n'γ), E=2.8-4.1 MeV; measured Eγ, Iγ, γ(θ), excitation functions, Doppler shift attenuations. 62Ni; deduced levels, J, π, multipolarities, mixing ratios, level half-lives, B(E2), B(M1). Comparison of experimental reduced transition probabilities with the predictions of the quadrupole vibrator model and with large-scale shell-model calculations in the fp shell configuration space. No evidence for three-phonon states. Role of Z=28 proton core excitations. Systematics of energies and B(E2) values for of 2+ states in A=56-68 even-even Ni nuclei.

NUCLEAR STRUCTURE 62Ni; calculated levels, J, π, B(E2), occupation numbers of the fp orbitals for the protons and neutrons in 62Ni. Large-scale shell model calculations in the fp shell. Complete mapping of the E2 strength for all possible transitions between the low-spin states.

doi: 10.1103/PhysRevC.83.034316
Data from this article have been entered in the XUNDL database. For more information, click here.


2011CH32     Phys.Rev. C 84, 014320 (2011)

R.J.Charity, J.M.Elson, J.Manfredi, R.Shane, L.G.Sobotka, B.A.Brown, Z.Chajecki, D.Coupland, H.Iwasaki, M.Kilburn, J.Lee, W.G.Lynch, A.Sanetullaev, M.B.Tsang, J.Winkelbauer, M.Youngs, S.T.Marley, D.V.Shetty, A.H.Wuosmaa, T.K.Ghosh, M.E.Howard

Investigations of three-, four-, and five-particle decay channels of levels in light nuclei created using a 9C beam

NUCLEAR REACTIONS 9Be(9C, X), E=70 MeV/nucleon, [secondary 9C beam from 9Be(16O, X), E=150 MeV/nucleon primary beam]; measured particle spectra using HiRA array, angular correlations between the particles in particle-decay channels. 8Be, 7,8,9B, 8,10C; deduced levels, width, J, π, isospin, branching ratios, excitation spectra of outgoing particles from many-particle decays of ground and excited states.

doi: 10.1103/PhysRevC.84.014320
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2011FE06     Phys.Rev. C 84, 011301 (2011); Pub.Note JOUR PRVCA 84 029902 (2011)

B.Fernandez-Dominguez, J.S.Thomas, W.N.Catford, F.Delaunay, S.M.Brown, N.A.Orr, M.Rejmund, M.Labiche, M.Chartier, N.L.Achouri, H.Al Falou, N.I.Ashwood, D.Beaumel, Y.Blumenfeld, B.A.Brown, R.Chapman, N.Curtis, C.Force, G.de France, S.Franchoo, J.Guillot, P.Haigh, F.Hammache, V.Lapoux, R.C.Lemmon, F.Marechal, A.M.Moro, X.Mougeot, B.Mouginot, L.Nalpas, A.Navin, N.Patterson, B.Pietras, E.C.Pollacco, A.Leprince, A.Ramus, J.A.Scarpaci, N.de Sereville, I.Stephan, O.Sorlin, G.L.Wilson

Emergence of the N = 16 shell gap in 21O

NUCLEAR REACTIONS 2H(20O, p), E=10.5 MeV/nucleon; measured E(p), I(p), Eγ, Iγ, σ(θ), p20O-, p20Oγ-coin. 21O; deduced levels, J, π, L-transfer, spectroscopic factors, configurations. Adiabatic distorted-wave approximation analysis of σ(θ) data. Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.84.011301
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1915.
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2011FR13     Phys.Rev. C 84, 037302 (2011)

N.Frank, D.Albertson, J.Bailey, T.Baumann, D.Bazin, B.A.Brown, J.Brown, P.A.DeYoung, J.E.Finck, A.Gade, J.Hinnefeld, R.Howes, M.Kasperczyk, B.Luther, W.A.Peters, A.Schiller, A.Smith, M.Thoennessen, J.A.Tostevin

Neutron-unbound states in 25, 26F

NUCLEAR REACTIONS 9Be(26Ne, 25F), (26Ne, 26F), E=86 MeV/nucleon; measured E(n), I(n) at NSCL. 25,26F; deduced levels, J, π, widths, resonances. 25F; calculated levels, J, π using shell-model.

doi: 10.1103/PhysRevC.84.037302
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2011FR15     Phys.Lett. B 706, 134 (2011)

D.Frekers, H.Ejiri, H.Akimune, T.Adachi, B.Bilgier, B.A.Brown, B.T.Cleveland, H.Fujita, Y.Fujita, M.Fujiwara, E.Ganioglu, V.N.Gavrin, E.-W.Grewe, C.J.Guess, M.N.Harakeh, K.Hatanaka, R.Hodak, M.Holl, C.Iwamoto, N.T.Khai, H.C.Kozer, A.Lennarz, A.Okamoto, H.Okamura, P.P.Povinec, P.Puppe, F.Simkovic, G.Susoy, T.Suzuki, A.Tamii, J.H.Thies, J.Van de Walle, R.G.T.Zegers

The 71Ga(3He, t) reaction and the low-energy neutrino response

NUCLEAR REACTIONS 71Ga(3He, t), E=420 MeV; measured reaction products; deduced isobaric-analogue resonance yields, σ(θ), Gamow-Teller strength values. SAGE and GALLEX calibration implications.

doi: 10.1016/j.physletb.2011.10.061
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2361.


2011FR17     J.Phys.:Conf.Ser. 312, 092025 (2011)

C.Fransen, W.Rother, H.Iwasaki, A.Dewald, T.Baugher, D.Bazin, B.A.Brown, H.L.Crawford, A.Gade, T.N.Ginter, T.Glasmacher, G.F.Grinyer, M.Hackstein, G.Ilie, J.Jolie, S.M.Lenzi, S.McDaniel, D.Miller, P.Petkov, T.Pissulla, A.Ratkiewicz, K.Starosta, C.A.Ur, P.Voss, K.A.Walsh, D.Weisshaar, K.O.Zell

Collectivity of Exotic Heavy Fe Isotopes

NUCLEAR REACTIONS 197Au(62Fe, X), E=97.8 MeV/nucleon;197Au(64Fe, X), E=95.0 MeV/nucleon;197Au(66Fe, X), E=88.3 MeV/nucleon; measured Doppler shifted Coulomb excitation Eγ, Iγ(θ=30, 1400, t); deduced B(E2), E(2+1). Compared with other data for near-by nuclei.

doi: 10.1088/1742-6596/312/9/092025


2011GA15     Phys.Rev. C 83, 044305 (2011)

A.Gade, D.Bazin, B.A.Brown, C.M.Campbell, J.M.Cook, S.Ettenauer, T.Glasmacher, K.W.Kemper, S.McDaniel, A.Obertelli, T.Otsuka, A.Ratkiewicz, J.R.Terry, Y.Utsuno, D.Weisshaar

In-beam γ -ray spectroscopy of 35Mg and 33Na

NUCLEAR REACTIONS 9Be(38Si, X)33Na/35Mg/36Mg/38Si, E=83 MeV/nucleon, [secondary 38Si beam from 9Be(48Ca, X), E=140 MeV/nucleon primary reaction]; measured Eγ, production σ, (33Na)γ-, (35Mg)γ-coin using SeGA array. 33Na, 35Mg; deduced levels, J, π, rotational band in 33Na. Comparison with large-scale Monte-Carlo shell model (MCSM) calculations with SDPF-M interaction, and with large-scale shell-model calculations with SDPF-U interaction. Calculated composition of 35Mg wave functions, quadrupole moments and B(E2) values. Systematics of S(n) for A=30-35 Mg nuclei. Relevance to Island of Inversion.

doi: 10.1103/PhysRevC.83.044305
Data from this article have been entered in the XUNDL database. For more information, click here.


2011GA18     Phys.Rev. C 83, 054324 (2011)

A.Gade, J.A.Tostevin, T.Baugher, D.Bazin, B.A.Brown, C.M.Campbell, T.Glasmacher, G.F.Grinyer, S.McDaniel, K.Meierbachtol, A.Ratkiewicz, S.R.Stroberg, K.A.Walsh, D.Weisshaar, R.Winkler

Inverse-kinematics one-neutron pickup with fast rare-isotope beams

NUCLEAR REACTIONS 9Be, 12C(22Mg, 23Mg), E=84 MeV/nucleon; measured Eγ, Iγ, particle spectra, γγ-, (particle)γ-coin using SeGA array, momentum distributions, angular distribution. 23Mg; deduced levels, J, π, configuration, cross sections. Single-neutron pickup reactions. CCBA analysis for the reaction mechanism. Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.83.054324
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1840.
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2011GR08     Phys.Rev.Lett. 106, 162502 (2011)

G.F.Grinyer, D.Bazin, A.Gade, J.A.Tostevin, P.Adrich, M.D.Bowen, B.A.Brown, C.M.Campbell, J.M.Cook, T.Glasmacher, S.McDaniel, P.Navratil, A.Obertelli, S.Quaglioni, K.Siwek, J.R.Terry, D.Weisshaar, R.B.Wiringa

Knockout Reactions from p-Shell Nuclei: Tests of Ab Initio Structure Models

NUCLEAR REACTIONS Be(10Be, n)9Be, Be(10C, n)9C, C(10C, n)9C, E=80, 120 MeV/nucleon; measured reaction products. 10Be, 10C; deduced σ, three-body forces. Variational Monte Carlo, no core shell model ab initio calculations.

doi: 10.1103/PhysRevLett.106.162502
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1830.


2011GU14     Phys.Rev. C 83, 064318 (2011)

C.J.Guess, T.Adachi, H.Akimune, A.Algora, S.M.Austin, D.Bazin, B.A.Brown, C.Caesar, J.M.Deaven, H.Ejiri, E.Estevez, D.Fang, A.Faessler, D.Frekers, H.Fujita, Y.Fujita, M.Fujiwara, G.F.Grinyer, M.N.Harakeh, K.Hatanaka, C.Herlitzius, K.Hirota, G.W.Hitt, D.Ishikawa, H.Matsubara, R.Meharchand, F.Molina, H.Okamura, H.J.Ong, G.Perdikakis, V.Rodin, B.Rubio, Y.Shimbara, G.Susoy, T.Suzuki, A.Tamii, J.H.Thies, C.Tur, N.Verhanovitz, M.Yosoi, J.Yurkon, R.G.T.Zegers, J.Zenihiro

The 150Nd(3He, t) and 150Sm(t, 3He) reactions with applications to ββ decay of 150Nd

NUCLEAR REACTIONS 150Nd(3He, t), E=140 MeV/nucleon; 150Sm(t, 3He), E=115 MeV/nucleon; measured triton and 3He spectra, excitation energy spectra, differential cross sections, σ(θ) 150Pm; deduced B(GT) strengths; isovector spin-flip giant monopole resonance (IVSGMR). Grand Raiden Spectrometer for (3He, t) and S-800 spectrometer for (t, 3He). Comparison with Quasi-Particle Random Phase Approximation (QRPA) calculations. Application to double β decay of 150Nd.

RADIOACTIVITY 150Nd(2β-); calculated matrix elements for 0νββ and 2νββ decay modes using QRPA calculations. Comparison with experimental data.

doi: 10.1103/PhysRevC.83.064318
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2347.
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2011IC06     J.Phys.:Conf.Ser. 312, 092031 (2011)

Y.Ichikawa, T.K.Onishi, D.Suzuki, H.Iwasaki, T.Kubo, V.Naik, A.Chakrabarti, N.Aoi, B.A.Brown, N.Fukuda, S.Kubono, T.Motobayashi, T.Nakabayashi, T.Nakamura, T.Nakao, T.Okumura, H.J.Ong, H.Suzuki, M.K.Suzuki, T.Teranishi, K.N.Yamada, H.Yamaguchi, H.Sakurai

Proton-rich nuclear structure and mirror asymmetry investigated by β-decay spectroscopy of 24Si

RADIOACTIVITY 24Si(β+), (EC)[from projectile fragment separator]; measured β-delayed Eγ, Iγ(t). 24Si deduced decay scheme, levels, J, π, branching ratios, Gamow-Teller transition strength B(GT), log ft.

doi: 10.1088/1742-6596/312/9/092031


2011JE03     Phys.Rev.Lett. 107, 032501 (2011)

O.Jensen, G.Hagen, M.Hjorth-Jensen, B.A.Brown, A.Gade

Quenching of Spectroscopic Factors for Proton Removal in Oxygen Isotopes

NUCLEAR STRUCTURE 14,16,22,24,28O; calculated radial overlap functions, spectroscopic factors. Hartree-Fock built from Woods-Saxon single-particle basis.

doi: 10.1103/PhysRevLett.107.032501


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