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NSR database version of March 21, 2024.

Search: Author = S.Frauendorf

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2024RO03      Eur.Phys.J. A 60, 40 (2024)

S.P.Rouoof, N.Nazir, S.Jehangir, G.H.Bhat, J.A.Sheikh, N.Rather, S.Frauendorf

Fingerprints of the triaxial deformation from energies and B(E2) transition probabilities of γ-bands in transitional and deformed nuclei

NUCLEAR STRUCTURE 154,156Gd, 156,158,160,162Dy, 164,166,170Er, 180Hf, 232Th, 238U, 76,78Se, 76Ge, 104,106,108Mo, 108,110,112,114Ru, 182,184,186,188,190,192Os, 192,194Pt; calculated energies and B(E2) transitions involving the states of the ground- and γ-bands in transitional and deformed nuclei using the triaxial projected shell model (TPSM) approach; deduced the emergence of the staggering phenomena in the transitions in the terms of interactions between the bands.

doi: 10.1140/epja/s10050-024-01257-y
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2023NA07      Phys.Rev. C 107, L021303 (2023)

N.Nazir, S.Jehangir, S.P.Rouoof, G.H.Bhat, J.A.Sheikh, N.Rather, S.Frauendorf

Microscopic aspects of γ softness in atomic nuclei

NUCLEAR STRUCTURE 104Ru; calculated levels, J, π, staggering parameter for γ-band, reduced E2 and M1 matrix elements - in-band, diagonal and interband, quadrupole shape invariants for ground state band and γ-band. Analysis show that admixtures of quasiparticle states into the collective vacuum configuration can transform the pattern of the energies and E2 matrix elements from γ-rigid to γ-soft character. Triaxial projected shell model (TPSM) approach. Comparison to data obtained in COULEX experiments and results of calculations performed in the framework of quadrupole collective Bohr Hamiltonian (QCBH) approach.

doi: 10.1103/PhysRevC.107.L021303
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2022CH22      Eur.Phys.J. A 58, 75 (2022), Erratum Eur.Phys.J. A 58, 174 (2022)

Q.B.Chen, S.Frauendorf

Study of wobbling modes by means of spin coherent state maps

doi: 10.1140/epja/s10050-022-00727-5
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2022FR03      Phys.Rev. C 105, 034335 (2022)

S.Frauendorf, R.Schwengner

Evolution of low-lying M1 modes in germanium isotopes

NUCLEAR STRUCTURE 64,66,70,74,78,80Ge; calculated levels, J, π, B(E2), B(M1), E2 and M1 averaged strengths distributions. Discussed the systematics of the low-energy magnetic radiation (LEMAR) and the scissors resonance. Shell-model calculations in the jj44pn model space with the jj44bpn Hamiltonian using the code NUSHELLX@MSU. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.034335
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2022LI63      Eur.Phys.J. A 58, 218 (2022)

W.Li, S.Frauendorf, M.A.Caprio

Triaxiality explored by an odd quasi-particle

NUCLEAR STRUCTURE 101,103,105,107,109,111,113,115Pd, 101,103,105,107,109,111,113,115Rh, 107,109,111,113Ru; calculated energy levels, B(E2) considering soft and rigid triaxial cores; deduced triaxiality of odd-mass nuclei by coupling a quasiparticle to an even-even core through the core-quasiparticle coupling model.

doi: 10.1140/epja/s10050-022-00871-y
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2021HA14      Phys.Rev. C 103, 034322 (2021)

D.J.Hartley, K.Villafana, F.G.Kondev, M.A.Riley, R.V.F.Janssens, K.Auranen, A.D.Ayangeakaa, J.S.Baron, A.J.Boston, M.P.Carpenter, J.A.Clark, J.P.Greene, J.Heery, C.R.Hoffman, P.Jackson, T.Lauritsen, J.Li, D.Little, E.S.Paul, G.Savard, D.Seweryniak, J.Simpson, S.Stolze, G.L.Wilson, J.Wu, S.Zhu, S.Frauendorf

Possible quenching of static neutron pairing near the N=98 deformed shell gap: Rotational structures in 160, 161Gd

NUCLEAR REACTIONS 154Sm, 164Dy(160Gd, X)160Gd/161Gd, E=1000 MeV; measured Eγ, Iγ, γγ-coin using the Gammasphere array with 73 detectors at ATLAS-ANL facility. 160,161Gd; deduced high-spin levels, J, π, rotational bands, branching ratios, B(M1)/B(E2), Nilsson configurations, alignments, neutron pairing strength. Comparison with structure of ν5/2[523] band in N=97 isotone 159Sm.

doi: 10.1103/PhysRevC.103.034322
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2021JE05      Eur.Phys.J. A 57, 308 (2021)

S.Jehangir, G.H.Bhat, J.A.Sheikh, S.Frauendorf, W.Li, R.Palit, N.Rather

Triaxial projected shell model study of Formula-bands in atomic nuclei

NUCLEAR STRUCTURE 154,156Gd, 156,158,160,162Dy, 164,166,168,170Er, 180Hf, 232Th, 238U, 104,106,108Mo, 108Ru, 110Ru, 112Ru, 114Ru; calculated stagerring parameters, J, γ-bands. Triaxial projected shell model (TPSM) approach.

doi: 10.1140/epja/s10050-021-00620-7
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2021LU08      Int.J.Mod.Phys. E30, 2150037 (2021)

Y.X.Luo, J.O.Rasmussen, J.H.Hamilton, A.V.Ramayya, E.H.Wang, S.Frauendorf, W.Y.Liang, C.F.Jiao, Q.Wu, H.L.Liu, F.R.Xu, Y.X.Liu, Y.Sun, J.K.Hwang, S.H.Liu, S.J.Zhu, N.T.Brewer, I.Y.Lee, G.M.Ter-Akopian, Yu.Oganessian, A.V.Daniel, R.Donangelo, W.C.Ma

First observation of collective rotational bands in neutron-rich 142La and the study of octupole/triaxial deformations in 142, 143La

RADIOACTIVITY 252Cf(SF); measured decay products, Eγ, Iγ, γ-g.-coin. 142,143La; deduced γ-ray energies and intensities, J, π, yrast band, octupole deformation parameter. TRS model calculations.

doi: 10.1142/S0218301321500373
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2021MU09      Phys.Rev. C 104, 064318 (2021)

B.M.Musangu, E.H.Wang, J.H.Hamilton, S.Jehangir, G.H.Bhat, J.A.Sheikh, S.Frauendorf, C.J.Zachary, J.M.Eldridge, A.V.Ramayya, A.C.Dai, F.R.Xu, J.O.Rasmussen, Y.X.Luo, G.M.Ter-Akopian, Yu.Ts.Oganessian, S.J.Zhu

Chiral vibrations and collective bands in 104, 106Mo

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, multi-fold γγ-coin, γγ(θ) using Gammasphere array of 101 Ge detectors at Lawrence Berkeley National Laboratory (LBNL). 104,106Mo; deduced high-spin levels, J, π, rotational bands, chiral vibrational doublet bands, multipolarities, multipole mixing ratios. Comparison with Triaxial projected shell model (TPSM) calculations.

doi: 10.1103/PhysRevC.104.064318
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2021TE04      Phys.Rev. C 103, 044321 (2021)

D.A.Testov, S.Bakes, J.J.Valiente-Dobon, A.Goasduff, S.Frauendorf, F.Nowacki, T.R.Rodriguez, G.de Angelis, D.Bazzacco, C.Boiano, A.Boso, B.Cederwall, M.Cicerchia, P.Colovic, G.Colucci, F.Didierjean, M.Doncel, J.A.Duenas, F.Galtarossa, A.Gozzelino, K.Hadynska-Klek, G.Jaworski, P.R.John, S.Lenzi, H.Liu, S.Lunardi, R.Menegazzo, D.Mengoni, A.Mentana, D.R.Napoli, G.Pasqualato, F.Recchia, S.Riccetto, L.M.Robledo, M.Rocchini, B.Saygi, M.Siciliano, Yu.Sobolev, S.Szilner

Octupole correlations near 110Te

NUCLEAR REACTIONS 58Ni(58Ni, 2pα)110Te, E=250 MeV; measured Eγ, Iγ, γγ-coin, half-lives of levels by recoil distance Doppler-shift (RDDS) method using a plunger device and differential decay curve method (DDCM), GALILEO Ge-detector array for γ detection and EUCLIDES Si-array for particle detection and reaction channel selection at the XTU-Tandem accelerator facility of National Legnaro Laboratories. 110Te; deduced levels, J, π, B(E2); calculated collective wave functions in (β2, β3) plane for the two lowest negative parity states. Comparison with theoretical calculations using tilted axis cranking approach and the symmetry configuration mixing method with the Gogny D1S interaction. Discussed systematics of configurations, and octupole admixtures for the known bands in 109Te, 110Te and 111I.

doi: 10.1103/PhysRevC.103.044321
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2020CH27      Phys.Lett. B 807, 135596 (2020)

Q.B.Chen, S.Frauendorf, N.Kaiser, U.-G.Meissner, J.Meng

g-factor and static quadrupole moment for the wobbling mode in 133La

NUCLEAR MOMENTS 133La; calculated g-factor and static quadrupole moment for the wobbling mode, angular momentum, probability distributions for the rotor angular momentum.

doi: 10.1016/j.physletb.2020.135596
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2020NA27      Phys.Rev.Lett. 25, 132501 (2020)

S.Nandi, G.Mukherjee, Q.B.Chen, S.Frauendorf, R.Banik, S.Bhattacharya, S.Dar, S.Bhattacharyya, C.Bhattacharya, S.Chatterjee, S.Das, S.Samanta, R.Raut, S.S.Ghugre, S.Rajbanshi, S.Ali, H.Pai, M.A.Asgar, S.Das Gupta, P.Chowdhury, A.Goswami

First Observation of Multiple Transverse Wobbling Bands of Different Kinds in 183Au

NUCLEAR REACTIONS 169Tm(20Ne, 6n)183Au, E=146 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, two wobbling bands. Comparison with systematics.

doi: 10.1103/PhysRevLett.125.132501
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2020SE02      Phys.Rev.Lett. 124, 052501 (2020)

N.Sensharma, U.Garg, Q.B.Chen, S.Frauendorf, D.P.Burdette, J.L.Cozzi, K.B.Howard, S.Zhu, M.P.Carpenter, P.Copp, F.G.Kondev, T.Lauritsen, J.Li, D.Seweryniak, J.Wu, A.D.Ayangeakaa, D.J.Hartley, R.V.F.Janssens, A.M.Forney, W.B.Walters, S.S.Ghugre, R.Palit

Longitudinal Wobbling Motion in 187Au

NUCLEAR REACTIONS 174Yb(19F, X)187Au, E=105, 115 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, J, π, yrast band, B(M1)/B(E2). Comparison with PRM calculations.

doi: 10.1103/PhysRevLett.124.052501
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2019BI06      Eur.Phys.J. A 55, 159 (2019)

S.Biswas, R.Palit, S.Frauendorf, U.Garg, W.Li, G.H.Bhat, J.A.Sheikh, J.Sethi, S.Saha, P.Singh, D.Choudhury, J.T.Matta, A.D.Ayangeakaa, W.A.Dar, V.Singh, S.Sihotra

Longitudinal wobbling in 133La

NUCLEAR REACTIONS 126Te(11B, 4n)133La, E=52 MeV; measured Eγ, Iγ(θ), γγ-coin, γγγ-coin using INGA (21 Compton suppressed HPGe coupled with digital data acquisition system); deduced 133La lower levels, J, π, γ transitions, angular distribution plots for pure 758, 874, 982 keV M1 transitions in coincidence with 445 keV transition, perpendicular and parallel spectra, a32-a4 contour plots, Direction Correlation from Oriented states (DCO) ratio spectra, B(E2)in, B(E2)out, B(M1)out γ-transitions strengths, mixing ratios, wobbling bands with nω=0 and 1 with interconnecting E2 transitions, increase of wobbling of frequency; calculated 133La angular distribution plots, a2-a4 contour plots, Direction Correlation from Oriented states (DCO) using Quasiparticle-Triaxial-Rotor (QTR) model with and without Harmonic Frozen Approximation (HFA) theory, Tilted Axis Cranking (TAC) model; deduced longitudinal wobbling for 133La. Data compared with recently published 133La study using 116Cd(22Ne, x) at Gammasphere.

doi: 10.1140/epja/i2019-12856-5
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2019CH49      Phys.Rev. C 100, 061301 (2019)

Q.B.Chen, S.Frauendorf, C.M.Petrache

Transverse wobbling in an even-even nucleus

NUCLEAR STRUCTURE 130Ba; calculated mixing ratios, B(M1, in)/B(E2, out), B(E2, in)/B(E2, out) for the two bands built on the πh11/22 configuration using constrained triaxial covariant density functional theory (CDFT) combined with quantum particle rotor model (PRM) calculations; analyzed angular momentum versus spin plots. Comparison with experimental data. Discussed transverse wobbling motion of a two-quasiparticle configuration in an even-even nucleus.

doi: 10.1103/PhysRevC.100.061301
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2019NA10      Phys.Rev. C 99, 054331 (2019)

F.Naqvi, A.Simon, M.Guttormsen, R.Schwengner, S.Frauendorf, C.S.Reingold, J.T.Burke, N.Cooper, R.O.Hughes, S.Ota, and A.Saastamoinen

Nuclear level densities and γ-ray strength functions in samarium isotopes

NUCLEAR REACTIONS 148,150Sm(p, d), E=28 MeV; measured deuteron spectra, Eγ, Iγ, and (particle)γ-coin using the Hyperion array with ΔE-E telescope and HPGe clover detector array at the Cyclotron Institute of Texas A and M University. 147,149Sm; deduced nuclear level densities (NLDs) and γ strength functions (γSF) using the Oslo method, total B(M1) strength, parameters for giant resonances and the upbend. Comparison with shell model calculations, and with previous experimental results. Systematics of γSF, nuclear level densities, total B(M1) strength, and the parameters for giant resonances, the upbend and scissors resonances in 145,147,149,151Sm.

doi: 10.1103/PhysRevC.99.054331
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2019PE08      Phys.Rev. C 99, 041301 (2019)

C.M.Petrache, S.Frauendorf, B.F.Lv, A.Astier, E.Dupont, S.Guo, M.L.Liu, X.H.Zhou, K.L.Wang, P.T.Greenlees, H.Badran, D.M.Cox, T.Grahn, R.Julin, S.Juutinen, J.Konki, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, B.Cederwall, O.Aktas, A.Ertoprak, H.Liu, I.Kuti, J.Timar, A.Tucholski, J.Srebrny, C.Andreoiu

Collective rotation of an oblate nucleus at very high spin

NUCLEAR REACTIONS 100Mo(40Ar, X), E=152 MeV; measured Eγ, Iγ, γγ-coin using the JUROGAM II array at the University of Jyvaskyla. 137Nd; deduced levels, J, π, extremely regular rotational band, highly-deformed band and a triaxial band, antimagnetic rotational band, alignments; calculated deformation trajectories, potential energy surfaces, and single particle Routhians for different bands using Cranked mean-field calculations of the Nilsson-Strutinsky type.

doi: 10.1103/PhysRevC.99.041301
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2019PE12      Phys.Lett. B 795, 241 (2019)

C.M.Petrache, P.M.Walker, S.Guo, Q.B.Chen, S.Frauendorf, Y.X.Liu, R.A.Wyss, D.Mengoni, Y.H.Qiang, A.Astier, E.Dupont, R.Li, B.F.Lv, K.K.Zheng, D.Bazzacco, A.Boso, A.Goasduff, F.Recchia, D.Testov, F.Galtarossa, G.Jaworski, D.R.Napoli, S.Riccetto, M.Siciliano, J.J.Valiente-Dobon, M.L.Liu, X.H.Zhou, J.G.Wang, C.Andreoiu, F.H.Garcia, K.Ortner, K.Whitmore, T.Back, B.Cederwall, E.A.Lawrie, I.Kuti, D.Sohler, J.Timar, T.Marchlewski, J.Srebrny, A.Tucholski

Diversity of shapes and rotations in the γ-soft 130Ba nucleus: First observation of a t-band in the A = 130 mass region

NUCLEAR REACTIONS 122Sn(13C, 5n), E=65 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, B(M1)/B(E2), quasiparticle t-band and the odd-spin partners of the S-bands built on prolate 2qp-proton and oblate 2qp-neutron configurations. Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2019.06.040
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2019SE06      Phys.Lett. B 792, 170 (2019), Erratum Phys.Lett. B 820, 136556 (2021)

N.Sensharma, U.Garg, S.Zhu, A.D.Ayangeakaa, S.Frauendorf, W.Li, G.H.Bhat, J.A.Sheikh, M.P.Carpenter, Q.B.Chen, J.L.Cozzi, S.S.Ghugre, Y.K.Gupta, D.J.Hartley, K.B.Howard, R.V.F.Janssens, F.G.Kondev, T.C.McMaken, R.Palit, J.Sethi, D.Seweryniak, R.P.Singh

Two-phonon wobbling in 135Pr

NUCLEAR STRUCTURE 135Pr; analyzed available data; deduced wobbling. Comparison with theoretical calculations in the framework of the quasiparticle triaxial rotor and triaxial projected shell models.

doi: 10.1016/j.physletb.2019.03.038
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2018FR02      Phys.Rev. C 97, 069801 (2018)

S.Frauendorf

Comment on "Stability of the wobbling motion in an odd-mass nucleus and the analysis of 135Pr"

NUCLEAR STRUCTURE 135Pr, 165Lu; deduced existence of stable transverse wobbling mode through their calculations of moments of inertia of the three principle axes by microscopic cranking model with various neutron and proton pairing strengths, commenting on the claim made in theoretical calculations by 2017Ta14 about the absence of a stable transverse wobbling mode.

doi: 10.1103/PhysRevC.97.069801
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2018FR06      Phys.Scr. 93, 043003 (2018)

S.Frauendorf

Beyond the Unified Model

NUCLEAR STRUCTURE 163,164,168Er, 110Cd, 167,168Yb, 150Gd, 135,143Pr, 135,138Nd, 112Ru, 109,111Sb, 199Pb, 62Zn, 102Pd, 62Ni; analyzed available data; deduced the microscopic derivation of the Bohr Hamiltonian by means of adiabatic time-dependent mean field theory by checking against experimental data the limitations of the Unified Model are delineated.

doi: 10.1088/1402-4896/aaa2e9
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2018JE01      Phys.Rev. C 97, 014310 (2018)

S.Jehangir, G.H.Bhat, J.A.Sheikh, S.Frauendorf, S.N.T.Majola, P.A.Ganai, J.F.Sharpey-Schafer

Quasiparticle and γ-band structures in 156Dy

NUCLEAR STRUCTURE 156Dy; calculated levels, J, π, rotational bands, Routhians, B(E2), staggering parameter. Microscopic triaxial projected shell model (TPSM) approach and the quasiparticle random phase approximation (QRPA) based on the rotating mean field. Comparison with experimental data.

doi: 10.1103/PhysRevC.97.014310
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2017MU12      Phys.Rev. C 96, 014315 (2017); Pub. Note Phys.Rev. C 96, 019901 (2017)

S.Mukhopadhyay, D.C.Biswas, S.K.Tandel, S.Frauendorf, L.S.Danu, P.N.Prashanth, B.N.Joshi, G.K.Prajapati, B.V.John, S.Nag, T.Trivedi, S.Saha, J.Sethi, R.Palit, P.K.Joshi

Semi-decoupled band and other high-spin band structures in 188Pt

NUCLEAR REACTIONS 174Yb(18O, 4n)188Pt, E=85 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear pol)(IPDCO) using the INGA array at the Pelletron-Linac facility of TIFR-Mumbai. 188Pt; deduced high-spin levels, J, π, multipolarities, bands, semi-decoupled band, alignments, staggering. Comparison with cranking model calculations. Systematics of staggering and negative-parity sequences based on 5- in 186,188,190,192,194,196Pt.

doi: 10.1103/PhysRevC.96.014315
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2017SC04      Phys.Rev.Lett. 118, 092502 (2017)

R.Schwengner, S.Frauendorf, B.A.Brown

Low-Energy Magnetic Dipole Radiation in Open-Shell Nuclei

NUCLEAR STRUCTURE 60,62,64,66,68Fe; calculated energy levels, J, π, B(E2), B(M1). Comparison with available data.

doi: 10.1103/PhysRevLett.118.092502
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2015DA01      Nucl.Phys. A933, 123 (2015)

W.A.Dar, J.A.Sheikh, G.H.Bhat, R.Palit, R.N.Ali, S.Frauendorf

Microscopic study of doublet bands in odd-odd A ∼ 100 nuclei

NUCLEAR STRUCTURE 98,100Tc, 104,106Rh, 104,106Ag; calculated negative parity yrast band, energy, J, π, B(M1), B(E2), deformation, triaxial deformation using microscopic triaxial projected shell model. Compared with data.

doi: 10.1016/j.nuclphysa.2014.10.045
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2015FR06      Int.J.Mod.Phys. E24, 1541001 (2015)

S.Frauendorf

The low-energy quadrupole mode of nuclei

NUCLEAR STRUCTURE 62Ni, 102Pd, 104Ru, 110Cd, 152Sm, 124Xe, 132Ce, 134Nd; calculated energy levels, J, π, B(E2) values. Comparison with available data.

doi: 10.1142/S0218301315410013
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2015FR07      Phys.Rev. C 92, 064306 (2015)

S.Frauendorf, F.Donau

Quasiparticle-random-phase approximation treatment of the transverse wobbling mode reconsidered

NUCLEAR STRUCTURE 163Lu; calculated levels, Total Routhian surface (TRS), kinematic moments of inertia, B(E2), B(M1), B(E2)out/B(E2)in ratios, deformation parameters, wobbling frequencies as function of the rotational frequency for the triaxial strongly-deformed (TSD) wobbling band and TSD ground band. 162Yb; calculated B(M1) distributions for 0+ to 1+ transitions. Quasiparticle-random-phase approximation with isoscalar quadrupole-quadrupole interaction for transverse wobbling mode. Comparison with experimental data.

doi: 10.1103/PhysRevC.92.064306
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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
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2015MA13      Phys.Rev.Lett. 114, 082501 (2015)

J.T.Matta, U.Garg, W.Li, S.Frauendorf, A.D.Ayangeakaa, D.Patel, K.W.Schlax, R.Palit, S.Saha, J.Sethi, T.Trivedi, S.S.Ghugre, R.Raut, A.K.Sinha, R.V.F.Janssens, S.Zhu, M.P.Carpenter, T.Lauritsen, D.Seweryniak, C.J.Chiara, F.G.Kondev, D.J.Hartley, C.M.Petrache, S.Mukhopadhyay, D.Vijaya Lakshmi, M.K.Raju, P.V.Madhusudhana Rao, S.K.Tandel, S.Ray, F.Donau

Transverse Wobbling in 135Pr

NUCLEAR REACTIONS 123Sb(16O, 4n), E=80 MeV; measured reaction products, Eγ, Iγ, γ-γ-γ-coin.; deduced energy levels, J, π, wobbling bands, B(M1)/B(E2), deviation from axiality. Comparison with available data and theoretical calculations.

doi: 10.1103/PhysRevLett.114.082501
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2015ZE02      Eur.Phys.J. A 51, 50 (2015)

T.Zerrouki, C.M.Petrache, R.Leguillon, K.Hauschild, A.Korichi, A.Lopez-Martens, S.Frauendorf, I.Ragnarsson, H.Hubel, A.Neusser-Neffgen, A.Al-Khatib, P.Bringel, A.Burger, N.Nenoff, G.Schonwasser, A.K.Singh, D.Curien, G.B.Hagemann, B.Herskind, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk

Shape evolution and magnetic rotation in 141Nd

NUCLEAR REACTIONS 96Zr(48Ca, 3n), E not given; measured Eγ, Iγ, γγ-coin using EUROBALL spectrometer. 141Nd deduced levels, J, π, γ transitions, high-spin states, γ transitions multipolarity, γ anisotropy, quadrupole high-spin bands; calculated interpretation of high-spin bands, deformation, quadrupole moment, inertia moment, triaxial deformation, shape evolution, B(M1), B(E2), neutron single-particle Routhians using cranked Nilsson-Strutinsky and tilted axis cranking models.

doi: 10.1140/epja/i2015-15050-y
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2014BE06      Phys.Rev. C 89, 034302 (2014)

I.Bentley, K.Neergaard, S.Frauendorf

Nuclear masses near N=Z from Nilsson-Strutinsky calculations with pairing corrections beyond BCS from an isospin-conserving pairing force

NUCLEAR STRUCTURE A=24-100; calculated binding energy difference for T=0 even-even and odd-odd nuclei near N=Z, energy difference of first T=1 and T=0 states in odd-odd N=Z nuclei, reciprocal isorotational moment of inertia, Wigner energy. Charge-independent potential well interacting by an isovector pairing force beyond BCS formalism. Hartree-Bogolyubov (HB) with random phase approximation (RPA) for a 24-dimensional valence space within in the general framework of Nilsson-Strutinsky calculation. Comparison with experimental data.

doi: 10.1103/PhysRevC.89.034302
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2014FR01      Phys.Rev. C 89, 014322 (2014)

S.Frauendorf, F.Donau

Transverse wobbling: A collective mode in odd-A triaxial nuclei

NUCLEAR STRUCTURE 163Lu, 135Pr; calculated excitation energies, B(M1), B(E2) ratios, B(M1)/B(E2) of n=1 and n=2 transverse wobbling modes as function of spin, deformation parameters, moment of inertia, transverse, longitudinal, and harmonic wobbling. Quasiparticle triaxial rotor (QTR) model and Harmonic Frozen Alignment (HFA) approximation. Comparisons with experimental data.

doi: 10.1103/PhysRevC.89.014322
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2014FR10      Prog.Part.Nucl.Phys. 78, 24 (2014)

S.Frauendorf, A.O.Macchiavelli

Overview of neutron-proton pairing

doi: 10.1016/j.ppnp.2014.07.001
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2014LU07      Phys.Rev. C 89, 044326 (2014)

Y.X.Luo, J.O.Rasmussen, J.H.Hamilton, A.V.Ramayya, E.Wang, Y.X.Liu, C.F.Jiao, W.Y.Liang, F.R.Xu, Y.Sun, S.Frauendorf, J.K.Hwang, S.H.Liu, S.J.Zhu, N.T.Brewer, I.Y.Lee, G.M.Ter-Akopian, Yu.Oganessian, R.Donangelo, W.C.Ma

First observation of a rotational band and the role of the proton intruder orbital π 1/2+[431] in very neutron-rich odd-odd 106Nb

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, 3- and 4-fold γγ-coin, coincidences with γ rays from complementary A=142-144 La isotopes , fission yield ratio using Gammasphere array at LBNL. 104,106Nb; deduced high-spin levels, J, π, rotational bands, alignment and moments of inertia plots, configurations. Comparison with projected shell model calculations. Role of 1/2[431] proton intruder orbital, and shape evolution.

NUCLEAR STRUCTURE 104,106Nb; calculated levels, J, π, potential energy surfaces (PES), configurations, alignments, moments of inertia. Projected shell model. Comparison with experimental data.

doi: 10.1103/PhysRevC.89.044326
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2014MA05      Phys.Rev.Lett. 112, 072501 (2014)

R.Massarczyk, R.Schwengner, F.Donau, S.Frauendorf, M.Anders, D.Bemmerer, R.Beyer, C.Bhatia, E.Birgersson, M.Butterling, Z.Elekes, A.Ferrari, M.E.Gooden, R.Hannaske, A.R.Junghans, M.Kempe, J.H.Kelley, T.Kogler, A.Matic, M.L.Menzel, S.Muller, T.P.Reinhardt, M.Roder, G.Rusev, K.D.Schilling, K.Schmidt, G.Schramm, A.P.Tonchev, W.Tornow, A.Wagner

Nuclear Deformation and Neutron Excess as Competing Effects for Dipole Strength in the Pygmy Region

NUCLEAR REACTIONS 124,128,132,134Xe(γ, X), E<12 MeV; measured reaction products, Eγ, Iγ. 124,128,132,134Xe; deduced photoabsorption σ, summed B(E1) strength, nuclear deformation in the region of the pygmy dipole resonance. Nuclear resonance fluorescence experiment, random-phase approximation calculations, comparison with available data.

doi: 10.1103/PhysRevLett.112.072501
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2014MA84      Phys.Rev. C 90, 047304 (2014)

A.O.Macchiavelli, A.D.Ayangeakaa, S.Frauendorf, U.Garg, M.A.Caprio

Tidal waves in 102Pd: A phenomenological analysis

NUCLEAR STRUCTURE 102Pd; analyzed moment of inertia and B(E2) of the yrast band on the basis of a phenomenological phonon model, including anharmonic terms, and phonon-phonon interaction versus frequency for Ru, Pd, and Cd isotopes; deduced multiphonon and tidal-wave picture.

doi: 10.1103/PhysRevC.90.047304
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2014RE12      Phys.Rev. C 90, 044318 (2014)

W.Reviol, R.V.F.Janssens, S.Frauendorf, D.G.Sarantites, M.P.Carpenter, X.Chen, C.J.Chiara, D.J.Hartley, K.Hauschild, T.Lauritsen, A.Lopez-Martens, M.Montero, O.L.Pechenaya, D.Seweryniak, J.B.Snyder, S.Zhu

Characterization of octupole-type structures in 221Th

NUCLEAR REACTIONS 207Pb(18O, 4n), E=96 MeV; measured Eγ, Iγ, γγ-, (evaporation residues)γ-coin, γ(θ) using Gammasphere and HERCULES detector arrays at ATLAS-ANL facility. 221Th; deduced high-spin levels, J, π, multipolarity, mixing ratio, bands, alternating-parity sequences and multiple octupole structures, B(E1)/B(E2) and B(M1)/B(E2) ratios, alignment plots. Systematics of octupole structures, parity splitting, and other properties in 218,219,220,221,222Ra, 219,220,221,222,223,224Th.

doi: 10.1103/PhysRevC.90.044318
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2013AY03      Phys.Rev.Lett. 110, 102501 (2013)

A.D.Ayangeakaa, U.Garg, M.A.Caprio, M.P.Carpenter, S.S.Ghugre, R.V.F.Janssens, F.G.Kondev, J.T.Matta, S.Mukhopadhyay, D.Patel, D.Seweryniak, J.Sun, S.Zhu, S.Frauendorf

Tidal Waves in 102Pd: A Rotating Condensate of Multiple d Bosons

NUCLEAR REACTIONS 76Ge(30Si, 4n)102Pd, E=90 MeV; measured reaction products, Eγ, Iγ; deduced high-spin yrast states, J, π, T1/2, B(E2), transition quadrupole moments. Doppler shift attenuation, comparison with calculations.

doi: 10.1103/PhysRevLett.110.102501
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2013AY04      Phys.Rev.Lett. 110, 172504 (2013)

A.D.Ayangeakaa, U.Garg, M.D.Anthony, S.Frauendorf, J.T.Matta, B.K.Nayak, D.Patel, Q.B.Chen, S.Q.Zhang, P.W.Zhao, B.Qi, J.Meng, R.V.F.Janssens, M.P.Carpenter, C.J.Chiara, F.G.Kondev, T.Lauritsen, D.Seweryniak, S.Zhu, S.S.Ghugre, R.Palit

Evidence for Multiple Chiral Doublet Bands in 133Ce

NUCLEAR REACTIONS 116Cd(22Ne, 5n)133Ce, E=112 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced high-spin states energies, J, π, two distinct sets of criral-partner bands. Comparison with available data, relativistic mean field calculations.

doi: 10.1103/PhysRevLett.110.172504
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2013BE26      Phys.Rev. C 88, 014322 (2013)

I.Bentley, S.Frauendorf

Relation between Wigner energy and proton-neutron pairing

NUCLEAR STRUCTURE A=20-100; calculated nuclear symmetry (Wigner) energy of nuclei with N AP Z, energy difference of T=1 and T=0 states in N=Z nuclei, isovector and isoscalar pairing correlations, . Isospin symmetry. Isovector pairing model based on single-particle levels from a deformed potential. Comparison with experimental data.

doi: 10.1103/PhysRevC.88.014322
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2013LE22      Phys.Rev. C 88, 014323 (2013)

R.Leguillon, C.M.Petrache, T.Zerrouki, T.Konstantinopoulos, K.Hauschild, A.Korichi, A.Lopez-Martens, S.Frauendorf, I.Ragnarsson, P.T.Greenlees, U.Jakobsson, P.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, P.Nieminen, M.Nyman, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, J.Uusitalo, H.Hubel, A.Neusser-Neffgen, A.Al-Khatib, A.Burger, N.Nenoff, A.K.Singh, D.Curien, G.B.Hagemann, B.Herskind, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk, D.M.Cullen

High-spin spectroscopy of 140Nd

NUCLEAR REACTIONS 96Zr(48Ca, 4n), E=180, 195 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ) using the JUROGAM II+RITU+GREAT setup at Jyvaskyla and the EUROBALL array at the IRS in Strasbourg. Recoil-decay tagging technique. 140Nd; deduced high-spin levels, J, π, multipolarity, bands, alignments, configurations, B(M1)/B(E2), stable triaxial shape at high spin; calculated potential energy surface contours in (β2, γ) plane, single-particle Routhians using cranked Nilsson-Strutinsky and tilted axis cranking models.

doi: 10.1103/PhysRevC.88.014323
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2013LU18      Nucl.Phys. A919, 67 (2013); Erratum Nucl.Phys. A983, 321 (2019)

Y.X.Luo, J.O.Rasmussen, J.H.Hamilton, A.V.Ramayya, S.Frauendorf, J.K.Hwang, N.J.Stone, S.J.Zhu, N.T.Brewer, E.Wang, I.Y.Lee, S.H.Liu, G.M.Ter Akopian, A.V.Daniel, Yu.Ts.Oganessian, M.A.Stoyer, R.Donangelo, W.C.Ma, J.D.Cole, Y.Shi, F.R.Xu

New insights into the nuclear structure in neutron-rich 112, 114, 115, 116, 117, 118Pd

RADIOACTIVITY 252Cf(SF); measured fission fragments Eγ, Iγ(θ), γγ-coin using Compton-suppressed Ge detectors of Gammasphere array. 112,114,115,116,117,118Pd deduced levels, J, π, γ transitions, rotational bands, γ bands, triaxial deformation, wobbling, band crossing, backbanding, shape evolution; calculated deformation, shape evolution, band crossing using TRS (total Ruthian surface).

doi: 10.1016/j.nuclphysa.2013.10.002
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2013RU01      Phys.Rev.Lett. 110, 022503 (2013)

G.Rusev, N.Tsoneva, F.Donau, S.Frauendorf, R.Schwengner, A.P.Tonchev, A.S.Adekola, S.L.Hammond, J.H.Kelley, E.Kwan, H.Lenske, W.Tornow, A.Wagner

Fine Structure of the Giant M1 Resonance in 90Zr

NUCLEAR REACTIONS 90Zr(γ, γ'), E=7-11 MeV; measured reaction products, Eγ, Iγ; deduced dipole excitations, 1+ states, fine structure of the giant M1 resonance, B(M1). Comparison with three-phonon QPM calculations.

doi: 10.1103/PhysRevLett.110.022503
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2013SC23      Phys.Rev.Lett. 111, 232504 (2013)

R.Schwengner, S.Frauendorf, A.C.Larsen

Low-Energy Enhancement of Magnetic Dipole Radiation

NUCLEAR STRUCTURE 90Zr, 94,95,96Mo; calculated B(M1) from M1 transitions using nuclear shell model; deduced enhancement of M1 strength toward low transition energy. Comparison with available data.

doi: 10.1103/PhysRevLett.111.232504
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2013XU04      Acta Phys.Pol. B44, 271 (2013)

F.R.Xu, H.L.Liu, Y.Shi, H.L.Wang, P.M.Walker, S.Frauendorf, J.C.Pei

New Studies on the Aspects of Nuclear Shapes

NUCLEAR STRUCTURE 158Er, 252,250Fm, 254,252No, 256,254Rf, 66,68,70,72Ge; calculated moment of inertia, quadrupole deformation parameters, tilted crancking total Routhians.

doi: 10.5506/APhysPolB.44.271
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2012BE22      Phys.Rev. C 85, 065808 (2012)

M.Beard, S.Frauendorf, B.Kampfer, R.Schwengner, M.Wiescher

Photonuclear and radiative-capture reaction rates for nuclear astrophysics and transmutation: 92-100Mo, 88Sr, 90Zr, and 139La

NUCLEAR REACTIONS 92,94,96,98,100Mo, 88Sr, 90Zr, 139La(γ, n), (γ, p), (γ, α), (n, γ), (p, γ), (α, γ), E<16 MeV; calculated γ strength functions, σ(E), stellar reaction rates. Statistical model code TALYS, single Lorentzian (SLO), double Lorentzian (DLO), and generalized Lorentzian (GLO) calculations. Enhancement of radiative capture reaction cross sections by pygmy resonances in 88Sr, 90Zr and 139La. Comparison with experimental data.

doi: 10.1103/PhysRevC.85.065808
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2012PE15      Phys.Rev. C 86, 044321 (2012)

C.M.Petrache, S.Frauendorf, M.Matsuzaki, R.Leguillon, T.Zerrouki, S.Lunardi, D.Bazzacco, C.A.Ur, E.Farnea, C.Rossi Alvarez, R.Venturelli, G.de Angelis

Tilted axis rotation, candidates for chiral bands, and wobbling motion in 138Nd

NUCLEAR REACTIONS 94Zr(48Ca, 4n), E=188, 195 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using GASP array at Legnaro facility. 138Nd; deduced high-spin levels, J, π, multipolarity, rotational bands, alignments, configurations; calculated total Routhian surfaces using the Cranked Nilsson Strutinsky (CNS) model, Cranked Shell Model, random-phase approximation, and Tilted Axis Cranking Model.

doi: 10.1103/PhysRevC.86.044321
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2012SH07      Phys.Rev.Lett. 108, 092501 (2012)

Y.Shi, J.Dobaczewski, S.Frauendorf, W.Nazarewicz, J.C.Pei, F.R.Xu, N.Nikolov

Self-Consistent Tilted-Axis-Cranking Study of Triaxial Strongly Deformed Bands in 158Er at Ultrahigh Spin

NUCLEAR STRUCTURE 158Er; calculated lowest and total Routhian surface, relative energies of configurations, charge and transition quadrupole moments, angular momenta for bands. Skyrme-Hartree-Fock model.

doi: 10.1103/PhysRevLett.108.092501
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2011AL12      Phys.Rev. C 83, 054308 (2011)

D.Almehed, F.Donau, S.Frauendorf

Chiral vibrations in the A=135 region

NUCLEAR STRUCTURE 130Cs, 130,132,134La, 134Pr, 136Pm, 138Eu, 140Tb; calculated deformation parameters and tilt angles, energy splittings between chiral partner bands in the rotating frame, potential energy surface for 134Pr, B(M1), B(E2). Random-phase approximation (RPA) plus self-consistent tilted axis cranking (TAC) formalism.

doi: 10.1103/PhysRevC.83.054308
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2011BA02      Phys.Rev. C 83, 014304 (2011)

D.L.Balabanski, M.Ionescu-Bujor, A.Iordachescu, D.Bazzacco, F.Brandolini, D.Bucurescu, S.Chmel, M.Danchev, M.De Poli, G.Georgiev, H.Haas, H.Hubel, N.Marginean, R.Menegazzo, G.Neyens, P.Pavan, C.Rossi Alvarez, C.A.Ur, K.Vyvey, S.Frauendorf

Spin, quadrupole moment, and deformation of the magnetic-rotational band head in 193Pb

NUCLEAR REACTIONS 170Er(28Si, 5n), E=143 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), γ(t), time-differential perturbed angular distribution (TDPAD). 193Pb; deduced levels, J, π, half-lives, spectroscopic quadrupole moments of the isomer and other states, configuration. Comparison with pairing-plus-quadrupole tilted-axis cranking calculations.

NUCLEAR MOMENTS 193Pb; measured spectroscopic quadrupole moments of the 13/2+ isomer and excited states by TDPAD. Comparison with values of 192,194,195,196Pb nuclei.

doi: 10.1103/PhysRevC.83.014304
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2011BE03      Phys.Rev. C 83, 014317 (2011)

I.Bentley, S.Brant, F.Donau, S.Frauendorf, B.Kampfer, R.Schwengner, S.Q.Zhang

Instantaneous shape sampling: A model for the γ -absorption cross section of transitional nuclei

NUCLEAR REACTIONS 78,80,82,84,86Kr, 124,126,128,130,132,134,136Xe, 130,132,134,136,138Ba, 144,146,148,150,152,154Sm(γ, X), E=7-20 MeV; calculated absorption σ for dipole strength using the quasiparticle instantaneous shape sampling random-phase approximation (ISS-QRPA) for rapid dipole excitations and interacting boson model (IBM) for the slow collective quadrupole motion. Pygmy resonances. Comparison with experimental data.

doi: 10.1103/PhysRevC.83.014317
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2011BE23      Phys.Rev. C 83, 064322 (2011)

I.Bentley, S.Frauendorf

Microscopic calculation of interacting boson model parameters by potential-energy surface mapping

NUCLEAR STRUCTURE 76,78,80,82,84Kr, 98,100,102,104,106,108Mo, 102,104,106,108,110,112,114,116Pd, 108,110,112,114,116Cd, 152,154,156,158,160Gd, 156,158,160,162,164Dy, 156,158,160,162,164,166,168Er; calculated B(E2), equilibrium deformation parameters, potential energy surfaces, low-lying spectra, ground-state probability distribution. Interacting boson model. Comparison with experimental data.

doi: 10.1103/PhysRevC.83.064322
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2011CA35      J.Phys.:Conf.Ser. 312, 092006 (2011)

M.P.Carpenter, R.V.F.Janssens, S.Zhu, S.Frauendorf

New Results on Octupole Collectivity

NUCLEAR REACTIONS 240Pu(208Pb, X), E=1300 MeV; measured reaction products. 240Pu deduced levels, J, π, high-spin states, γ transitions, rotational bands, single-particle alignment. 238U deduced rotational bands, single-particle alignment.

doi: 10.1088/1742-6596/312/9/092006
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2011CH23      Phys.Rev. C 83, 054318 (2011)

S.K.Chamoli, A.E.Stuchbery, S.Frauendorf, J.Sun, Y.Gu, R.F.Leslie, P.T.Moore, A.Wakhle, M.C.East, T.Kibedi, A.N.Wilson

Measured g factors and the tidal-wave description of transitional nuclei near A = 100

NUCLEAR REACTIONS 110,112,114,116Cd, 100,102,104Ru(32S, 32S'), E=95 MeV; 12C(96Ru, 96Ru'), (98Ru, 98Ru'), (100Ru, 100Ru'), (102Ru, 102Ru'), (104Ru, 104Ru'), (102Pd, 102Pd'), (104Pd, 104Pd'), (106Pd, 106Pd'), (108Pd, 108Pd'), (110Pd, 110Pd'), (106Cd, 106Cd'), (108Cd, 108Cd'), (112Cd, 112Cd'), (114Cd, 114Cd'), E=230, 240, 245, 260 MeV; 26Mg(98Mo, 98Mo'), (96Ru, 96Ru'), (100Ru, 100Ru'), (102Ru, 102Ru'), (104Ru, 104Ru'), (106Pd, 106Pd'), E=240 MeV; measured Eγ, Iγ, particle spectra, γ-particle-coin, angular correlations, precession frequency; deduced g factors.

NUCLEAR MOMENTS 98Mo, 106,108,112,114Cd, 96,98,100,102,104Ru, 106,108,110,112,114,116Cd, 102,104,106,108,110Pd; measured g factors using transient-field technique in inverse and conventional kinematics. Comparison with tidal-wave version of the cranking model for transitional nuclei. Systematics of g factors and deformation parameters for even-even Mo (A=92-108), Ru (A=96-112), Pd (A=102-116), and Cd (A=104-118) nuclei.

doi: 10.1103/PhysRevC.83.054318
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2011FR03      Int.J.Mod.Phys. E20, 465 (2011)

S.Frauendorf, Y.Gu, J.Sun

Tidal waves- a non-adiabatic microscopic description of the yrast states in near-spherical nuclei

NUCLEAR STRUCTURE 100,102,104,106,108,110Ru, 102,104,106,108,110,112Pd, 104,106,108,110,112,114Cd;calculated angular momenta, B(E2).

doi: 10.1142/S0218301311017867
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2011HA25      Phys.Rev. C 83, 064307 (2011)

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

Rotational structures and the wobbling mode in 167Ta

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

doi: 10.1103/PhysRevC.83.064307
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2011RE04      Acta Phys.Pol. B42, 671 (2011)

W.Reviol, D.G.Sarantites, X.Chen, M.Montero, O.L.Pechenaya, J.Snyder, R.V.F.Janssens, M.P.Carpenter, C.J.Chiara, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, K.Hauschild, A.Lopez-Martens, D.J.Hartley, S.Frauendorf

Tidal Waves and Onset of Collectivity above N = 126

NUCLEAR REACTIONS 198Pt(26Mg, X)219Th/220Th, E=128 MeV; 207Pb(18O, X)218Ra/221Th, E=96 MeV; measured reaction products, Eγ, Iγ, ER nucleus-γ-coin.; deduced level scheme, B(E1)/B(E2) ratios as a function of spin, tidal-wave concept.

doi: 10.5506/APhysPolB.42.671
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2011RU15      J.Phys.:Conf.Ser. 312, 092053 (2011)

G.Rusev, A.S.Adekola, F.Donau, S.Frauendorf, S.L.Hammond, C.Huibregtse, J.H.Kelley, E.Kwan, R.Schwengner, A.P.Tonchev, W.Tornow, A.Wagner

Fine structure of the giant M1 resonance in 90Zr

NUCLEAR REACTIONS 90Zr(polarized γ, γ'), E=7-11 MeV; measured Eγ, Iγ(θ) using HPGe; deduced B(M1) fine structure; calculated B(M1) fine structure using shell model and QRPA.

doi: 10.1088/1742-6596/312/9/092053
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2011TI10      Phys.Rev. C 84, 044302 (2011)

J.Timar, K.Starosta, I.Kuti, D.Sohler, D.B.Fossan, T.Koike, E.S.Paul, A.J.Boston, H.J.Chantler, M.Descovich, R.M.Clark, M.Cromaz, P.Fallon, I.Y.Lee, A.O.Macchiavelli, C.J.Chiara, R.Wadsworth, A.A.Hecht, D.Almehed, S.Frauendorf

Medium- and high-spin band structure of the chiral-candidate nucleus 134Pr

NUCLEAR REACTIONS 116Cd(23Na, 5n), E=115 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ) DCO ratios using GAMMASPHERE array. 134Pr; deduced levels, J, π, conversion coefficients, multipolarity, bands, alignments, signature splittings, configurations, B(M1)/B(E2) ratios; calculated Routhians. Comparison with total Routhian surface (TRS) and tilted-axis cranking calculations.

doi: 10.1103/PhysRevC.84.044302
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2010HA16      Nucl.Phys. A834, 28c (2010)

J.H.Hamilton, S.J.Zhu, Y.X.Luo, A.V.Ramayya, S.Frauendorf, J.O.Rasmussen, J.K.Hwang, S.H.Liu, G.M.Ter-Akopian, A.V.Daniel, Y.Oganessian

Super deformation to maximum triaxiality in A=100-112; superdeformation, chiral bands and wobbling motion

RADIOACTIVITY 112Ru(IT) [from 252Cf(SF)]; measured Eγ, Iγ, γγ-coin; deduced wobbling bands. Comparison with systematics in adjacent nuclei.

doi: 10.1016/j.nuclphysa.2009.12.010
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2010MA40      Phys.Rev. C 82, 024314 (2010)

A.Makinaga, R.Schwengner, G.Rusev, F.Donau, S.Frauendorf, D.Bemmerer, R.Beyer, P.Crespo, M.Erhard, A.R.Junghans, J.Klug, K.Kosev, C.Nair, K.D.Schilling, A.Wagner

Dipole strength in 139La below the neutron-separation energy

NUCLEAR REACTIONS 139La(γ, γ'), E=2-10 MeV; measured Eγ, Iγ; deduced levels, integrated cross section, branching ratios, partial widths, level densities as function of spin, and γ-intensity distributions. Comparison with calculations based on quasiparticle-random-phase approximation using an instantaneous-shape sampling (ISS-QRPA).

doi: 10.1103/PhysRevC.82.024314
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2010ZH09      Phys.Rev. C 81, 041306 (2010)

S.Zhu, M.P.Carpenter, R.V.F.Janssens, S.Frauendorf, I.Ahmad, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, D.Seweryniak

Possible double-octupole phonon band in 238U

NUCLEAR REACTIONS 238U(207Pb, 207Pb'), E=1400 MeV; measured Eγ, γγ-coin using Gammasphere array, unsafe Coulomb excitation. 238U; deduced levels, J, π, bands, Routhians, double-octupole phonon excitation. Comparison with band structures in 240Pu.

doi: 10.1103/PhysRevC.81.041306
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2009HA15      Acta Phys.Pol. B40, 523 (2009)

J.H.Hamilton, Y.X.Luo, S.J.Zhu, J.O.Rasmussen, A.V.Ramayya, C.Goodin, K.Li, J.K.Hwang, S.Liu, D.Almehed, S.Frauendorf, V.Dimitrov, Jing-ye Zhang, X.L.Che, Z.Jang, I.Stefanescu, A.Gelberg, G.M.Ter-Akopian, A.V.Daniel, I.Y.Lee, H.-B.Ding, R.Q.Xu, J.-G.Wang, Q.Xu, M.A.Stoyer, R.Donangelo, N.J.Stone

New Band Structures in Neutron-Rich Mo and Ru Isotopes


2009HA33      Phys.Rev. C 80, 041304 (2009); Publishers Note, Phys.Rev. C 80, 059901 (2009)

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

Wobbling mode in 167Ta

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

doi: 10.1103/PhysRevC.80.041304
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2009KV01      Int.J.Mod.Phys. E18, 975 (2009)

J.Kvasil, P.Vesely, V.O.Nesterenko, W.Kleinig, P.-G.Reinhard, S.Frauendorf

Skyrme-random-phase-approximation description of E1 strength in 92-100Mo

NUCLEAR STRUCTURE 92,94,96,98,100Mo; calculated mass excess using Skyrme forces.

NUCLEAR REACTIONS 92,98,100Mo(γ, γ'), (γ, p), (γ, xn), E=5-30 MeV; calculated σ using self-consistent RPA with Skyrme forces. Compared to data.

doi: 10.1142/S0218301309013129
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2009LU01      Phys.Lett. B 670, 307 (2009); Erratum Phys.Lett. B 691, 285 (2010)

Y.X.Luo, S.J.Zhu, J.H.Hamilton, J.O.Rasmussen, A.V.Ramayya, C.Goodin, K.Li, J.K.Hwang, D.Almehed, S.Frauendorf, V.Dimitrov, Jing-ye Zhang, X.L.Che, Z.Jang, I.Stefanescu, A.Gelberg, G.M.Ter-Akopian, A.V.Daniel, M.A.Stoyer, R.Donangelo, J.D.Cole, N.J.Stone

Evolution of chirality from γ soft 108Ru to triaxial 110, 112Ru

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin using Gammasphere array. 108,110,112Ru; deduced levels, J, π, rotational bands, B(E2)/B(M1). Tilted axis cranking and RPA calculations.

doi: 10.1016/j.physletb.2008.10.067
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2009LU18      Int.J.Mod.Phys. E18, 1697 (2009)

Y.X.Luo, S.J.Zhu, J.H.Hamilton, A.V.Ramayya, C.Goodin, K.J.Li, X.L.Che, J.K.Hwang, I.Y.Lee, Z.Jiang, G.M.Ter-Akopian, A.V.Daniel, M.A.Stoyer, R.Donangelo, S.Frauendorf, V.Dimitrov, J.-Y.Zhang, J.D.Cole, N.J.Stone, J.O.Rasmussen

Odd-parity bands of 108, 110, 112Ru

RADIOACTIVITY 252Cf(SF); 108,110,112Ru; measured Eγ, Iγ, γγγ-coin.; deduced level schemes, mixing ratios, bands, J, π, angular correlations, level energies, B(E1)/B(E2), chiral doubling. Comparison with other chiral doubling candidates.

doi: 10.1142/S0218301309013646
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2009QI02      Phys.Lett. B 675, 175 (2009)

B.Qi, S.Q.Zhang, J.Meng, S.Y.Wang, S.Frauendorf

Chirality in odd-A nucleus 135Nd in particle rotor model

NUCLEAR STRUCTURE 135Nd; calculated J, π, levels, B(E2), B(M1), angular momenta using a particle rotor model.

doi: 10.1016/j.physletb.2009.02.061
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2009RE09      Phys.Rev. C 80, 011304 (2009)

W.Reviol, D.G.Sarantites, C.J.Chiara, M.Montero, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, O.L.Pechenaya, S.G.Frauendorf

Parity doubling in 219Th and the onset of collectivity above N=126

NUCLEAR REACTIONS 198Pt(26Mg, 5n), E=128 MeV; measured Eγ, Iγ, γγ-coin, γγ(linear pol). 219Th; deduced levels, J, π, bands and Quadrupole-octupole collectivity. Comparison with level structure of 217Ra.

doi: 10.1103/PhysRevC.80.011304
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2009RU05      Phys.Rev. C 79, 061302 (2009)

G.Rusev, R.Schwengner, R.Beyer, M.Erhard, E.Grosse, A.R.Junghans, K.Kosev, C.Nair, K.D.Schilling, A.Wagner, F.Donau, S.Frauendorf

Enhanced electric dipole strength below particle-threshold as a consequence of nuclear deformation

NUCLEAR REACTIONS 92,94,96,98,100Mo(γ, γ'), E=4-13 MeV; measured Eγ, Iγ, absolute photoabsorption σ. Comparison with QRPA calculations.

doi: 10.1103/PhysRevC.79.061302
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2009SC22      Phys.Rev. C 80, 044305 (2009)

R.Schwengner, G.Rainovski, H.Schnare, A.Wagner, S.Frauendorf, F.Donau, A.Jungclaus, M.Hausmann, O.Yordanov, K.P.Lieb, D.R.Napoli, G.de Angelis, M.Axiotis, N.Marginean, F.Brandolini, C.Rossi Alvarez

Magnetic dipole sequences in 83Rb

NUCLEAR REACTIONS 76Ge(11B, 4n), E=45, 50 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ), DCO, half-lives by DSAM, multipolarities. 83Rb; deduced levels, J, π, bands, dipole bands, B(M1), B(E1), and B(E2). GASP array. Comparison with shell model calculations.

doi: 10.1103/PhysRevC.80.044305
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2009WA04      Phys.Rev.Lett. 102, 122501 (2009)

X.Wang, R.V.F.Janssens, M.P.Carpenter, S.Zhu, I.Wiedenhover, U.Garg, S.Frauendorf, T.Nakatsukasa, I.Ahmad, A.Bernstein, E.Diffenderfer, S.J.Freeman, J.P.Greene, T.L.Khoo, F.G.Kondev, A.Larabee, T.Lauritsen, C.J.Lister, B.Meredith, D.Seweryniak, C.Teal, P.Wilson

Structure of 240Pu: Evidence for Octupole Phonon Condensation?

NUCLEAR REACTIONS 240Pu(208Pb, 208Pb'), E=1300 MeV; measured Eγ, Iγ, γγ-coin. 240Pu; deduced levels, J, π.

doi: 10.1103/PhysRevLett.102.122501
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2009ZH22      Phys.Rev. C 80, 021307 (2009)

S.Q.Zhang, I.Bentley, S.Brant, F.Donau, S.Frauendorf, B.Kampfer, R.Schwengner, A.Wagner

Instantaneous-shape sampling for calculation of the electromagnetic dipole strength in transitional nuclei

NUCLEAR REACTIONS 88Sr, 90Zr, 92,94,96,98,100Mo(γ, n), (γ, γ'), E not given; calculated σ for dipole strength using the quasiparticle random phase approximation (QRPA) for transitional nuclei according to IBA calculations. Comparison with experimental data.

doi: 10.1103/PhysRevC.80.021307
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2009ZH50      Chin.Phys.C 33, Supplement 1, 145 (2009)

S.-J.Zhu, J.H.Hamilton, A.V.Ramayya, J.K.Hwang, J.O.Rasmussen, Y.X.Luo, K.Li, J.-G.Wang, X.-L.Che, H.-B.Ding, S.Frauendorf, V.Dimitrov, Q.Xu, L.Gu, Y.-Y.Yang

Search for chiral bands in A ∼ 110 neutron-rich nuclei

RADIOACTIVITY 252Cf(SF); 106Mo, 110,112Ru; measured Eγ, Iγ, γ-γ-coin.; deduced high-spin states, chiral doublet vibrational bands, J, π, energies, B(E2)/B(M1), branching ratios. 3D-Tilted Axis Cranking (TAC) calculations.

doi: 10.1088/1674-1137/33/S1/046
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2008FR03      Phys.Rev. C 77, 021304 (2008)

S.Frauendorf

Heart-shaped nuclei: Condensation of rotational-aligned octupole phonons

NUCLEAR STRUCTURE 220Ra, 220,222,224,226,228,230Th; calculated energy differences between positive and negative parity yrast sequences and energies of aligned octupole multiphonon bands.

doi: 10.1103/PhysRevC.77.021304
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2008MU18      Phys.Rev. C 78, 034311 (2008)

S.Mukhopadhyay, D.Almehed, U.Garg, S.Frauendorf, T.Li, P.V.Madhusudhana Rao, X.Wang, S.S.Ghugre, M.P.Carpenter, S.Gros, A.Hecht, R.V.F.Janssens, F.G.Kondev, T.Lauritsen, D.Seweryniak, S.Zhu

Electromagnetic transition rates in high-spin bands in 136Nd

NUCLEAR REACTIONS 100Mo(40Ar, 4nγ), E=175 MeV; measured Eγ, Iγ, γγ-coin, half-lives using doppler shift attenuation method. 136Nd; deduced levels, J, π, bands, transition quadrupole moments, B(M1), B(E2), configurations. Comparisons with random phase approximations and tilted-axis cranking models.

doi: 10.1103/PhysRevC.78.034311
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2008SH01      Phys.Rev. C 77, 014303 (2008)

J.A.Sheikh, P.A.Ganai, R.P.Singh, R.K.Bhowmik, S.Frauendorf

Shell model study of pairing correlations

NUCLEAR STRUCTURE 24Ne, 26Al, 27,28Si; calculated pairing correlations as a function of temperature and angular momentum. Shell model.

doi: 10.1103/PhysRevC.77.014303
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2007CH34      Phys.Rev. C 75, 044309 (2007)

S.Chmel, S.Frauendorf, H.Hubel

Deformation parameters and transition probabilities for shears bands in Pb isotopes

NUCLEAR STRUCTURE 193,194,195,196,197,198,199,200,201,202Pb; calculated tilt angles, deformation parameters, angular momenta, reduced magnetic dipole and electric quadrupole transition probabilities for neutron-deficient Pb isotopes within the framework of the tilted-axis cranking model, compared results to available data.

doi: 10.1103/PhysRevC.75.044309
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2007MU14      Phys.Rev.Lett. 99, 172501 (2007)

S.Mukhopadhyay, D.Almehed, U.Garg, S.Frauendorf, T.Li, P.V.Madhusudhana Rao, X.Wang, S.S.Ghugre, M.P.Carpenter, S.Gros, A.Hecht, R.V.F.Janssens, F.G.Kondev, T.Lauritsen, D.Seweryniak, S.Zhu

From Chiral Vibration to Static Chirality in 135Nd

NUCLEAR REACTIONS 100Mo(40Ar, 5n), E=175 MeV; measured Eγ, Iγ, lifetimes. 135Nd deduced B(M1), B(E2).

doi: 10.1103/PhysRevLett.99.172501
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2007PA22      Phys.Lett. B 647, 243 (2007)

N.S.Pattabiraman, Y.Gu, S.Frauendorf, U.Garg, T.Li, B.K.Nayak, X.Wang, S.Zhu, S.S.Ghugre, R.V.F.Janssens, R.S.Chakrawarthy, M.Whitehead, A.O.Macchiavelli

Evidence for particle-hole excitations in the triaxial strongly-deformed well of 163Tm

NUCLEAR REACTIONS 130Te(37Cl, 4n), E=170 MeV; measured Eγ, Iγ, γγ-coin. 163Tm deduced high-spin levels, J, π, triaxial superdeformed bands, B(M1)/B(E2). Gammasphere array, potential energy surface calculations.

doi: 10.1016/j.physletb.2007.01.057
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2007SC39      Nucl.Phys. A788, 331c (2007)

R.Schwengner, N.Benouaret, R.Beyer, F.Donau, M.Erhard, S.Frauendorf, E.Grosse, A.R.Junghans, J.Klug, K.Kosev, C.Nair, N.Nankov, G.Rusev, K.D.Schilling, A.Wagner

Dipole-strength distributions up to the particle-separation energies and photodissociation of Mo isotopes

NUCLEAR REACTIONS 92,98,100Mo(γ, γ'), E≈13.2 MeV bremsstrahlung; measured Eγ, Iγ, angular distributions, photoabsorption σ. 92Mo(γ, n), (γ, p), (γ, α), E≈10-16.5 MeV bremsstrahlung; measured activation yields and compared with QRPA calculations.

doi: 10.1016/j.nuclphysa.2007.01.062
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2007TO21      Phys.Rev. C 76, 044313 (2007)

D.Tonev, G.de Angelis, S.Brant, S.Frauendorf, P.Petkov, A.Dewald, F.Donau, D.L.Balabanski, Q.Zhong, P.Pejovic, D.Bazzacco, P.Bednarczyk, F.Camera, D.Curien, F.Della Vedova, A.Fitzler, A.Gadea, G.Lo Bianco, S.Lenzi, S.Lunardi, N.Marginean, O.Moller, D.R.Napoli, R.Orlandi, E.Sahin, A.Saltarelli, J.Valiente-Dobon, K.O.Zell, Jing-ye Zhang, Y.H.Zhang

Question of dynamic chirality in nuclei: The case of 134Pr

NUCLEAR REACTIONS 119Sn(19F, 4nγ), E=83, 87 MeV; measured Eγ, Iγ, γγ-coin, lifetimes, multipolarity, linear polarization. 134Pr; deduced levels, J, π, band structure, chiral behavior, TQPTT and IBFFM model calculations, B(E2), B(M1).

doi: 10.1103/PhysRevC.76.044313
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2007WA21      Phys.Rev. C 75, 064315 (2007)

X.Wang, R.V.F.Janssens, E.F.Moore, U.Garg, Y.Gu, S.Frauendorf, M.P.Carpenter, S.S.Ghugre, N.J.Hammond, T.Lauritsen, T.Li, G.Mukherjee, N.S.Pattabiraman, D.Seweryniak, S.Zhu

Lifetime measurements of triaxial strongly deformed bands in 163Tm

NUCLEAR REACTIONS 130Te(37Cl, 4n)163Tm, E=165 MeV; measured E\G, Iγ, γγ-coinc, mean lifetimes using DSAM and the Gammasphere array. 163Tm deduced quadrupole transition moments for proposed triaxial strongly deformed bands.

doi: 10.1103/PhysRevC.75.064315
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2007ZH24      Prog.Part.Nucl.Phys. 59, 329 (2007)

S.J.Zhu, Y.X.Luo, J.H.Hamilton, J.O.Rasmussen, A.V.Ramayya, J.K.Hwang, H.B.Ding, X.L.Che, Z.Jiang, P.M.Gore, E.F.Jones, K.Li, I.Y.Lee, W.C.Ma, G.M.Ter-Akopian, A.V.Daniel, S.Frauendorf, V.Dimitrov, J.Y.Zhang, A.Gelberg, I.Stefanescu, J.D.Cole

Triaxiality, chiral bands and gamma vibrations in A = 99-114 nuclei

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγγ-coinc with Gammasphere. A=99-114; deduced new band structures and significant extensions of previously known bands.

doi: 10.1016/j.ppnp.2006.12.022
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2006FR20      Phys.Scr. T125, 1 (2006)

S.Frauendorf

Orbits, shapes and currents

doi: 10.1088/0031-8949/2006/T125/001
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2006RE15      Phys.Rev. C 74, 044305 (2006)

W.Reviol, C.J.Chiara, M.Montero, D.G.Sarantites, O.L.Pechenaya, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, S.G.Frauendorf

Multiple octupole-type band structures in 220Th: Reflection-asymmetric tidal waves?

NUCLEAR REACTIONS 198Pt(26Mg, 4n), E=128 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 220Th deduced high-spin levels, J, π, B(E1)/B(E2). Gammasphere array.

doi: 10.1103/PhysRevC.74.044305
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2006RU06      Phys.Rev. C 73, 044308 (2006)

G.Rusev, R.Schwengner, F.Donau, M.Erhard, S.Frauendorf, E.Grosse, A.R.Junghans, L.Kaubler, K.Kosev, L.K.Kostov, S.Mallion, K.D.Schilling, A.Wagner, H.von Garrel, U.Kneissl, C.Kohstall, M.Kreutz, H.H.Pitz, M.Scheck, F.Stedile, P.von Brentano, C.Fransen, J.Jolie, A.Linnemann, N.Pietralla, V.Werner

Systematics of magnetic dipole strength in the stable even-mass Mo isotopes

NUCLEAR REACTIONS 92Mo(γ, γ'), E=6.0 MeV bremsstrahlung; 98,100Mo(γ, γ'), E ≈ 3.3, 3.8 MeV bremsstrahlung; measured Eγ, Iγ. 92,98,100Mo deduced transitions B(M1), strength distributions. Comparison with quasiparticle RPA model predictions.

doi: 10.1103/PhysRevC.73.044308
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2006TO01      Phys.Rev.Lett. 96, 052501 (2006)

D.Tonev, G.de Angelis, P.Petkov, A.Dewald, S.Brant, S.Frauendorf, D.L.Balabanski, P.Pejovic, D.Bazzacco, P.Bednarczyk, F.Camera, A.Fitzler, A.Gadea, S.Lenzi, S.Lunardi, N.Marginean, O.Moller, D.R.Napoli, A.Paleni, C.M.Petrache, G.Prete, K.O.Zell, Y.H.Zhang, J.Zhang, Q.Zhong, D.Curien

Transition Probabilities in 134Pr: A Test for Chirality in Nuclear Systems

NUCLEAR REACTIONS 119Sn(19F, 4n), E=83, 87 MeV; measured Eγ, Iγ, γγ-coin, DSA. 134Pr deduced rotational bands T1/2, B(E2), B(M1). Doppler-shift attenuation and recoil-distance techniques. Comparison with model predictions.

doi: 10.1103/PhysRevLett.96.052501
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2006TO15      Int.J.Mod.Phys. E15, 1531 (2006)

D.Tonev, P.Petkov, D.L.Balabanski, G.De Angelis, A.Gadea, D.R.Napoli, N.Marginean, A.Dewald, P.Pejovic, A.Fitzler, O.Moller, K.O.Zell, S.Brant, S.Frauendorf, D.Bazzacco, S.Lenzi, S.Lunardi, P.Bednarczyk, D.Curien, C.Petrache, Q.Zhong, Y.H.Zhang, J.-Y.Zhang

Lifetime measurements in 134Pr and Chirality in nuclei

NUCLEAR REACTIONS 119Sn(19F, 4n), E=83, 87 MeV; measured Eγ, Iγ, γγ-coin, DSA. 134Pr deduced rotational bands T1/2, B(E2), B(M1). Doppler-shift attenuation and recoil-distance techniques. Comparison with model predictions.

doi: 10.1142/S0218301306004909
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2005AF01      Phys.Rev. C 71, 024308 (2005)

A.V.Afanasjev, S.Frauendorf

Central depression in nuclear density and its consequences for the shell structure of superheavy nuclei

NUCLEAR STRUCTURE 292120; calculated single-particle level energies. 208,246,254,266Pb, 254No, 232,270,278,290,334Sg, 276Cn, 284,292,304,348120, 298,310,354126; calculated particle density distributions, shell effects. Relativistic mean-field theory.

doi: 10.1103/PhysRevC.71.024308
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2005AF04      Phys.Rev. C 71, 064318 (2005)

A.V.Afanasjev, S.Frauendorf

Description of rotating N = Z nuclei in terms of isovector pairing

NUCLEAR STRUCTURE 68Se, 70Br, 72,73,74,76Kr, 76,78Sr, 80Zr; calculated rotational bands excitation energies, moments of inertia, effective alignments, deformation, related features; deduced strong isovector pairing. Cranked Nilsson-Strutinsky approach, cranked relativistic Hartree-Bogoliubov theory, comparison with data.

doi: 10.1103/PhysRevC.71.064318
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2005AF05      Phys.Rev. C 72, 031301 (2005)

A.V.Afanasjev, S.Frauendorf

Superdeformation and hyperdeformation in the 108Cd nucleus

NUCLEAR STRUCTURE 108Cd; calculated superdeformed and hyperdeformed bands energies, configurations. Cranked relativistic mean-field theory.

doi: 10.1103/PhysRevC.72.031301
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2005CU05      J.Phys.(London) G31, S1709 (2005)

D.M.Cullen, R.Glover, L.K.Pattison, P.M.Walker, S.Frauendorf, D.Almehed

Nuclear-tidal waves in the osmium nuclei

NUCLEAR REACTIONS 150Nd(36S, 3n), (36S, 5n), E not given; measured prompt and delayed Eγ, Iγ, γγ-coin. 181,183Os deduced levels, J, π, configurations. Comparison with tilted axis cranking model predictions.

doi: 10.1088/0954-3899/31/10/059
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2005FR10      Nucl.Phys. A752, 203c (2005)

S.Frauendorf

Symmetries in nuclear structure

doi: 10.1016/j.nuclphysa.2005.02.149
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2005RU14      Phys.Rev.Lett. 95, 062501 (2005)

G.Rusev, R.Schwengner, F.Donau, S.Frauendorf, L.Kaubler, L.K.Kostov, S.Mallion, K.D.Schilling, A.Wagner, E.Grosse, H.von Garrel, U.Kneissl, C.Kohstall, M.Kreutz, H.H.Pitz, M.Scheck, F.Stedile, P.von Brentano, J.Jolie, A.Linnemann, N.Pietralla, V.Werner

Decay of 1+ States as a New Probe of the Structure of 0+ Shape Isomers

NUCLEAR REACTIONS 98,100Mo(γ, γ'), E=3.2-3.8 MeV bremsstrahlung; measured Eγ, Iγ. 98,100Mo deduced levels, J, π, branching ratios, transition probabilities, shape isomer configuration mixing features.

doi: 10.1103/PhysRevLett.95.062501
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2005SC06      Acta Phys.Pol. B36, 1071 (2005)

N.Schunck, J.Dudek, S.Frauendorf

Collective rotation of nuclei with tetrahedral symmetry


2005SH50      Phys.Rev. C 72, 041301 (2005)

J.A.Sheikh, R.Palit, S.Frauendorf

Reappearance of the pairing correlations at finite temperature

doi: 10.1103/PhysRevC.72.041301
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2005SI23      Phys.Rev. C 72, 024318 (2005)

A.J.Simons, R.Wadsworth, D.G.Jenkins, R.M.Clark, M.Cromaz, M.A.Deleplanque, R.M.Diamond, P.Fallon, G.J.Lane, I.Y.Lee, A.O.Macchiavelli, F.S.Stephens, C.E.Svensson, K.Vetter, D.Ward, S.Frauendorf, Y.Gu

Investigation of antimagnetic rotation in light Cadmium nuclei: 106, 108Cd

NUCLEAR REACTIONS 62Ni(48Ca, 4n), E=183, 207 MeV; 96Zr(16O, 4n), E=72 MeV; measured Eγ, Iγ, γγ-coin, DSA. 106,108Cd deduced high-spin levels, J, π, T1/2, B(E2), configurations. Gammasphere array.

doi: 10.1103/PhysRevC.72.024318
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2005VE07      Eur.Phys.J. A 26, 19 (2005)

Ts.Venkova, W.Gast, R.M.Lieder, D.Bazzacco, G.de Angelis, E.O.Lieder, A.A.Pasternak, R.Menegazzo, S.Lunardi, C.Rossi Alvarez, C.Ur, T.Martinez, M.Axiotis, D.Napoli, W.Urban, T.Rzaca-Urban, S.Frauendorf

Suppression of band crossing in the neutron-rich nuclei 172, 173Yb due to the absence of a static pair field

NUCLEAR REACTIONS 170Er(7Li, 3np), (7Li, 4np), (7Li, 3nd), (7Li, 2nt), E=51 MeV; measured Eγ, Iγ, (charged particle)γ-coin. 172,173Yb deduced high-spin levels, J, π, configurations, absence of a static pair field. GASP, ISIS arrays.

doi: 10.1140/epja/i2005-10132-1
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2005ZH36      Eur.Phys.J. A 25, Supplement 1, 459 (2005)

S.J.Zhu, J.H.Hamilton, A.V.Ramayya, P.M.Gore, J.O.Rasmussen, V.Dimitrov, S.Frauendorf, R.Q.Xu, J.K.Hwang, D.Fong, L.M.Yang, K.Li, Y.J.Chen, X.Q.Zhang, E.F.Jones, Y.X.Luo, I.Y.Lee, W.C.Ma, J.D.Cole, M.W.Drigert, M.Stoyer, G.M.Ter-Akopian, A.V.Daniel

Soft chiral vibrations in 106Mo

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 106Mo deduced high-spin levels, J, π, chiral vibrational bands. Gammasphere array, tilted-axis cranking model analysis.

doi: 10.1140/epjad/i2005-06-204-0
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Note: The following list of authors and aliases matches the search parameter S.Frauendorf: , S.G.FRAUENDORF