NSR Query Results

Output year order : Descending
Format : Normal

NSR database version of April 27, 2024.

Search: Author = S.Bayer

Found 17 matches.

Back to query form

2002WH01      Nucl.Phys. A699, 415 (2002)

C.Wheldon, G.D.Dracoulis, R.T.Newman, P.M.Walker, C.J.Pearson, A.P.Byrne, A.M.Baxter, S.Bayer, T.Kibedi, T.R.McGoram, S.M.Mullins, F.R.Xu

Competing Phenomena: High-seniority excitations and γ-softness in ¹⁸⁴Os

NUCLEAR REACTIONS ¹⁷⁶Yb(¹³C, 5n), E=80 MeV; measured Eγ, Iγ, γγ-coin. ¹⁸⁴Os deduced high-spin levels, J, π, configurations, mean lifetimes, g-factors. Two-band mixing, blocked BCS, potential-energy-surface calculations. Pulsed beam.

doi: 10.1016/S0375-9474(01)01274-X
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

2001BA79      Nucl.Phys. A694, 3 (2001)

S.Bayer, A.P.Byrne, G.D.Dracoulis, A.M.Baxter, T.Kibedi, F.G.Kondev

Core-Excited States and Core-Polarization Effects in ²¹⁰At and ²¹¹At

NUCLEAR REACTIONS ²⁰⁸Pb(⁷Li, 4n), (⁷Li, 5n), E=32-44, 53-56 MeV; measured Eγ, Iγ, γγ(t), (X-ray)γ(t). ^210,211At deduced levels, J, π, T_1/2, isomeric states, reduced transition probabilities. Pulsed beam.

NUCLEAR STRUCTURE ^210,211At; calculated levels, configurations, B(λ). Semi-empirical shell model, yrast configurations, core excitation and polarization, residual interactions, enhanced transitions, octupole coupling.

doi: 10.1016/S0375-9474(01)00922-8
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

2000MU06      Phys.Rev. C61, 044315 (2000)

S.M.Mullins, G.D.Dracoulis, A.P.Byrne, T.R.McGoram, S.Bayer, R.A.Bark, R.T.Newman, W.A.Seale, F.G.Kondev

Rotational and Intrinsic States above the K^π = 25/2^-, T_1/2 = 25 Day Isomer in ¹⁷⁹Hf

NUCLEAR REACTIONS ¹⁷⁶Yb(⁹Be, 2nα), E=38, 45, 55 MeV; ¹⁷⁶Yb(⁷Li, 3np), (⁷Li, 2nd), (⁷Li, nt), E=45, 50 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin, γγ(t). ¹⁷⁹Hf deduced high-spin levels, J, π, T_1/2, configurations. Incomplete fusion reactions. Multiquasiparticle calculations.

doi: 10.1103/PhysRevC.61.044315
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

2000PE18      Nucl.Phys. A674, 301 (2000)

C.J.Pearson, P.M.Walker, C.S.Purry, G.D.Dracoulis, S.Bayer, A.P.Byrne, T.Kibedi, F.G.Kondev

Multi-Quasiparticle Isomers and Rotational Bands in ¹⁸¹Re

NUCLEAR REACTIONS ¹⁷⁶Yb(¹¹B, 6n), E=77 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin. ¹⁸¹Re deduced high-spin levels, J, π, configurations, g-factors, isomeric states T_1/2. Caesar array. Three-band-mixing analysis.

doi: 10.1016/S0375-9474(00)00143-3
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

2000PU01      Nucl.Phys. A672, 54 (2000)

C.S.Purry, P.M.Walker, G.D.Dracoulis, S.Bayer, A.P.Byrne, T.Kibedi, F.G.Kondev, C.J.Pearson, J.A.Sheikh, F.R.Xu

Rotational and Multi-Quasiparticle Excitations in ¹⁸³Re

NUCLEAR REACTIONS ¹⁷⁶Yb(¹¹B, 4n), E=55 MeV; measured Eγ, Iγ, γγ(t). ¹⁸³Re deduced high-spin levels, J, π, configurations, g-factors, T_1/2. Potential-energy-surface calculations.

doi: 10.1016/S0375-9474(99)00832-5
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1999BA30      Nucl.Phys. A650, 3 (1999)

S.Bayer, A.P.Byrne, G.D.Dracoulis, A.M.Baxter, T.Kibedi, F.G.Kondev, S.M.Mullins, T.R.McGoram

High-Spin States, Yrast Isomers and Residual Interactions in the Odd-Odd Nucleus ²¹²At

NUCLEAR REACTIONS ²⁰⁸Pb(⁷Li, 3n), E=32-44 MeV; measured Eγ, Iγ, γγ(t), (X-ray)γ(t), E(ce), I(ce)(t). ²¹²At deduced levels, J, π, T_1/2, B(λ). Enriched targets, pulsed beam, Compton supressed Ge detectors, superconducting solenoidal spectrometer, Si(Li) detector.

NUCLEAR STRUCTURE ²¹²At; calculated B(λ), yrast configurations, core excitation, residual interactions, blocking, enhanced transitions, octupole coupling. Semi-empirical shell model.

doi: 10.1016/S0375-9474(99)00103-7
Citations: PlumX Metrics

1998BY01      Phys.Rev.Lett. 80, 2077 (1998)

A.P.Byrne, S.Bayer, G.D.Dracoulis, T.Kibedi

Blocking of Octupole Correlations Deduced from the Decay of a Multiparticle Isomer in ²¹²At

NUCLEAR REACTIONS ²⁰⁸Pb(⁷Li, 3n), E=32-44 MeV; measured Eγ, Iγ, E(ce), I(ce), γ(t). ²¹²At deduced high-spin levels J, π, high-spin isomer T_1/2, B(E3), configurations. Multiparticle octupole calculations.

doi: 10.1103/PhysRevLett.80.2077
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1998DR07      Phys.Rev. C58, 1444 (1998)

G.D.Dracoulis, S.M.Mullins, A.P.Byrne, F.G.Kondev, T.Kibedi, S.Bayer, G.J.Lane, T.R.McGoram, P.M.Davidson

Intrinsic States and Collective Structures in ¹⁸⁰Ta

NUCLEAR REACTIONS ¹⁷⁶Yb(¹¹B, 3nα), E=55 MeV; ¹⁷⁶Yb(⁷Li, 3n), E=28 MeV; measured Eγ, Iγ, γγ(t), (charged particle)γ-coin. ¹⁸⁰Ta deduced high-spin levels, J, π, configurations, isomeric states. Multiquasiparticle calculations, Lipkin-Nogami approach.

doi: 10.1103/PhysRevC.58.1444
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1998MC03      Nucl.Phys. A637, 469 (1998)

T.R.McGoram, G.D.Dracoulis, A.P.Byrne, A.R.Poletti, S.Bayer

High-Spin Isomers in ²¹¹Po and Related Structures in ²¹⁰Po and ²¹²Po

NUCLEAR REACTIONS ²⁰⁸Pb(⁹Be, 2nα), E=50 MeV; measured αγγ(t), αγ(t), Eγ, Iγ. ²⁰⁸Pb(⁷Li, 3np), E=56 MeV; measured γγ(t), Eγ, Iγ. ²¹¹Po deduced high-spin levels, isomer T_1/2, reduced transition probabilities. Enriched targets, pulsed beam, Compton supressed Ge detectors.

NUCLEAR STRUCTURE ^210,211,212Po; calculated levels, J, π, B(λ). Semi-empirical shell model. Yrast configurations, residual interaction.

doi: 10.1016/S0375-9474(98)00227-9
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1998PU01      Nucl.Phys. A632, 229 (1998)

C.S.Purry, P.M.Walker, G.D.Dracoulis, T.Kibedi, F.G.Kondev, S.Bayer, A.M.Bruce, A.P.Byrne, W.Gelletly, P.H.Regan, C.Thwaites, O.Burglin, N.Rowley

Multi-Quasiparticle Isomers and Rotational Bands in ¹⁷⁸W

NUCLEAR REACTIONS ¹⁷⁰Er(¹³C, 5n), E=80 MeV; measured γγ-coin, γγ(t), Iγ(θ), I(ce). ¹⁷⁸W deduced high-spin levels, J, π, T_1/2, rotational bands, configurations, alignments, g factors. Band-mixing analysis, blocking calculations.

doi: 10.1016/S0375-9474(97)00654-4
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1997KO13      Nucl.Phys. A617, 91 (1997)

F.G.Kondev, G.D.Dracoulis, A.P.Byrne, T.Kibedi, S.Bayer

Multi-Quasiparticle States in ¹⁷⁹Ta and Structural Changes in Yrast Line of the Odd Tantalum Isotopes

NUCLEAR REACTIONS ¹⁷⁶Yb(⁷Li, 4n), E=30-60 MeV; measured γγ(t), γ(t), γ(θ), pulsed beams. ¹⁷⁹Ta deduced levels, J, π, T_1/2, quasiparticle states, isomers, rotational bands, (g(K)-g(R)), alignments. Single-particle energy systematics, comparison with the Nilsson model, multi-quasiparticle energy calculations, Lipkin-Nogami method.

doi: 10.1016/S0375-9474(97)00007-9
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1997MU05      Phys.Lett. 393B, 279 (1997); Erratum Phys.Lett. 400B, 401 (1997)

S.M.Mullins, G.D.Dracoulis, A.P.Byrne, T.R.McGoram, S.Bayer, W.A.Seale, F.G.Kondev

Rotational Band on the 31 yr 16⁺ Isomer in ¹⁷⁸Hf

NUCLEAR REACTIONS ¹⁷⁶Yb(⁹Be, 3nα), E=55, 60 MeV; measured γγ-, (particle) γγ-coin. ¹⁷⁸Hf deduced high-spin levels, J, π, rotational band, g(K)-factors.

doi: 10.1016/S0370-2693(96)01660-7
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1997PE15      Phys.Rev.Lett. 79, 605 (1997)

C.J.Pearson, P.M.Walker, C.S.Purry, G.D.Dracoulis, S.Bayer, A.P.Byrne, T.Kibedi, F.G.Kondev, T.Shizuma, R.A.Bark, G.Sletten, S.Frauendorf

Tilted Rotation and Backbending in an Odd-Proton Nucleus

NUCLEAR REACTIONS ¹⁵⁰Nd(³⁶S, 4np), E=166 MeV; measured γγ-coin. ¹⁸¹Re deduced high-spin levels, J, π, B(λ) ratios, backbending, tilted axis rotation feature.

doi: 10.1103/PhysRevLett.79.605
Citations: PlumX Metrics

1996DR02      Phys.Rev. C53, 1205 (1996)

G.D.Dracoulis, F.G.Kondev, A.P.Byrne, T.Kibedi, S.Bayer, P.M.Davidson, P.M.Walker, C.Purry, C.J.Pearson

Structure and Decay of a Four-Quasiparticle 15^- Isomer in ¹⁸⁰Ta

NUCLEAR REACTIONS ¹⁷⁶Yb(¹¹B, 3nα), E not given; measured γγ(t). ¹⁸⁰Ta deduced isomer, J, π, T_1/2, configuration, decay features, branching ratios, (g(k)-g(R))/Q₀ for 9^- band.

doi: 10.1103/PhysRevC.53.1205
Citations: PlumX Metrics

1996KO13      Phys.Rev. C54, R459 (1996)

F.G.Kondev, G.D.Dracoulis, A.P.Byrne, T.Kibedi, S.Bayer, G.J.Lane

Configuration Changes and Hindered Decays in Four- and Six-Quasiparticle Isomers in ¹⁷⁸Ta

NUCLEAR REACTIONS ¹⁷⁶Yb(⁷Li, 5n), E=30-60 MeV; measured γγ(t). ¹⁷⁸Ta deduced high-spin levels, J, π, ICC, isomeric levels, T_1/2, g(K) factors, rotational bands, γ branching ratios, configurations, mixing, E2 hindrance factors.

doi: 10.1103/PhysRevC.54.R459
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1995BA66      Nucl.Phys. A591, 104 (1995)

S.Bayer, A.P.Byrne, G.D.Dracoulis

Lifetimes of the (21/2)^- and (29/2)⁺ States in ²¹¹At and Their Implication for Effective Charges and Quadrupole Moments

NUCLEAR REACTIONS ²⁰⁸Pb(⁷Li, 4n), E=42 MeV; measured γγ(t), Eγ. ²¹¹At deduced levels, T_1/2, B(λ), quadrupole moments. Enriched targets, pulsed-beam, Compton-suppressed Ge detectors. Shell model comparison.

doi: 10.1016/0375-9474(95)00170-6
Citations: PlumX Metrics

1995PU06      Phys.Rev.Lett. 75, 406 (1995)

C.S.Purry, P.M.Walker, G.D.Dracoulis, T.Kibedi, S.Bayer, A.M.Bruce, A.P.Byrne, M.Dasgupta, W.Gelletly, F.Kondev, P.H.Regan, C.Thwaites

Rotation of an Eight-Quasiparticle Isomer

NUCLEAR REACTIONS ¹⁷⁰Er(¹³C, 5n), E=80 MeV; measured γγ-coin. ¹⁷⁸W deduced high-spin levels, J, π, isomer T_1/2, configuration.

doi: 10.1103/PhysRevLett.75.406
Citations: PlumX Metrics