NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = N.Palalani Found 14 matches. 2020CA11 Phys.Rev. C 101, 054314 (2020) R.J.Carroll, P.M.Walker, G.J.Lane, M.W.Reed, A.Akber, H.M.Albers, J.J.Carroll, D.M.Cullen, A.C.Dai, C.Fahlander, M.S.M.Gerathy, S.S.Hota, G.Lotay, T.Kibedi, V.Margerin, A.J.Mitchell, N.Palalani, T.Palazzo, Z.Patel, R.Shearman, A.E.Stuchbery, F.R.Xu γ-ray spectroscopy of a four-quasiparticle isomer band in 174Re NUCLEAR REACTIONS 160Dy(19F, 5n), E=107 MeV pulsed beam from the 14-UD Pelletron at the Australian National University]; measured prompt and delayed Eγ, Iγ, γγ-coin, half-lives of isomers by γ(t) and γγ(t) using the CAESAR HPGe detector array. 174Re; deduced levels, J, π, bands, γ-branching ratios, four-quasiparticle Kπ=(14-) isomer, Nilsson configurations, gK, Weisskopf hindrances and reduced hindrances for transitions from the (14-) isomer and the (8-) bandhead; calculated potential energy surfaces. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.101.054314
2020ER03 Phys.Rev. C 102, 024320 (2020) T.K.Eriksen, T.Kibedi, M.W.Reed, A.E.Stuchbery, K.J.Cook, A.Akber, B.Alshahrani, A.A.Avaa, K.Banerjee, A.C.Berriman, L.T.Bezzina, L.Bignell, J.Buete, I.P.Carter, B.J.Coombes, J.T.H.Dowie, M.Dasgupta, L.J.Evitts, A.B.Garnsworthy, M.S.M.Gerathy, T.J.Gray, D.J.Hinde, T.H.Hoang, S.S.Hota, E.Ideguchi, P.Jones, G.J.Lane, B.P.McCormick, A.J.Mitchell, N.Palalani, T.Palazzo, M.Ripper, E.C.Simpson, J.Smallcombe, B.M.A.Swinton-Bland, T.Tanaka, T.G.Tornyi, M.O.de Vries Improved precision on the experimental E0 decay branching ratio of the Hoyle state NUCLEAR REACTIONS 12C(p, p'), E=10.5 MeV; measured electron-positron pairs for E0 transition from the first excited 0+ Hoyle state, and for E2 transition from the first 2+ state, Eγ, (ce)(ce)- and (ce)γ-coin, γ(θ), E(p), I(p) using the superconducting solenoid Super-e pair spectrometer and Si(Li) detector array for electrons and positrons, HPGe detector for γ radiation, and ANU BALiN double sided silicon strip detector array for scattered protons at the 14 UD pelletron tandem accelerator of Australian National University; deduced E0 branching ratio ΓE0π/Γ, reduction in radiative width. Comparison with previous experimental measurements; calculated 3α reaction rate within the temperature range of helium burning red giant stars using the NACRE library value. Possible impact on astrophysical calculations.
doi: 10.1103/PhysRevC.102.024320
2020GE08 Phys.Rev. C 102, 044319 (2020) M.S.M.Gerathy, G.J.Lane, A.E.Stuchbery, G.D.Dracoulis, T.Kibedi, A.Akber, L.J.Bignell, B.J.Coombes, J.T.H.Dowie, T.J.Gray, B.Q.Lee, B.P.McCormick, A.J.Mitchell, N.Palalani γ-ray and conversion-electron spectroscopy of the high-spin isomer in 145Sm RADIOACTIVITY 145Sm(IT)[from 124Sn(26Mg, 5n), E=110, 115 MeV, followed by separation of evaporation residues by the SOLITAIRE separator and implantation in a catcher tape at the focal point of the Solenogam array]; measured Eγ, Iγ, E(ce), I(ce), γγ- and γ(ce)-coin, half-lives of isomers by γ(t) and γγ(t) at the at the Australian National University Heavy-Ion Accelerator Facility. 145Sm; deduced high-spin levels, J, π, conversion coefficients, multipolarities, B(E1), B(M1), B(E2), B(M2), B(E3), configurations. Comparisons with shell-model calculations using the KSHELL code. Systematics of energies of the high-spin isomers in N=83, odd-A isotones of 143Nd, 145Sm, 147Gd, 149Dy and 151Er. NUCLEAR STRUCTURE 145Sm; calculated high-spin levels, J, π, amplitudes of major configurations using shell model and KSHELL code. Comparison with experimental data.
doi: 10.1103/PhysRevC.102.044319
2019EV01 Phys.Rev. C 99, 024306 (2019) L.J.Evitts, A.B.Garnsworthy, T.Kibedi, J.Smallcombe, M.W.Reed, A.E.Stuchbery, G.J.Lane, T.K.Eriksen, A.Akber, B.Alshahrani, M.de Vries, M.S.M.Gerathy, J.D.Holt, B.Q.Lee, B.P.McCormick, A.J.Mitchell, M.Moukaddam, S.Mukhopadhyay, N.Palalani, T.Palazzo, E.E.Peters, A.P.D.Ramirez, T.Tornyi, S.W.Yates E0 transition strength in stable Ni isotopes NUCLEAR REACTIONS 58,60,62Ni(p, p'), E=4.7-9.2 MeV; measured Eγ, Iγ, γ(θ), conversion electrons using the CAESAR array for γ detection and Super-e spectrometer for electron detection at ANU-Canberra. 58,60,62Ni(n, n'), E=2.42, 2.90 MeV; measured Eγ, Iγ, level half-lives by DSAM at the University of Kentucky Accelerator Laboratory. 58,60,62Ni; deduced levels, J, π, K-conversion coefficients, E2/M1 multipole mixing ratios and E0 admixtures in 2+ to 2+ transitions, 0+ to 0+ E0 transitions, electric monopole (E0) transition strengths, B(M1), B(E2). Comparison with evaluated data in Nuclear Data Sheets. Systematics of 2+ to 2+ and 0+ to 0+ monopole transition strengths ρ2(E0) in even-even nuclei with A<250.
doi: 10.1103/PhysRevC.99.024306
2019MC05 Phys.Rev. C 100, 044317 (2019) B.P.McCormick, A.E.Stuchbery, B.A.Brown, G.Georgiev, B.J.Coombes, T.J.Gray, M.S.M.Gerathy, G.J.Lane, T.Kibedi, A.J.Mitchell, M.W.Reed, A.Akber, L.J.Bignell, J.T.H.Dowie, T.K.Eriksen, S.Hota, N.Palalani, T.Tornyi First-excited state g factors in the stable, even Ge and Se isotopes NUCLEAR MOMENTS 70,72,74,76Ge, 74,76,78,80,82Se; measured Eγ, scattered carbon particles, (particle)γ-coin, angular correlations, transient-field precession angles, relative g factors of the first 2+ states using transient field (TF) method in inverse kinematics with the Rutgers parameterization, and ion beams of Ge and Se isotopes from the Australian National University 14UD Pelletron accelerator incident on a multilayer target of C layer, an iron or gadolinium foil, and a copper backing; deduced g factors for the Se and Ge isotopes from a global fit to the present data, together with previous g-factor ratios. Comparison with shell-model calculations using JUN45 and jj44b interactions.
doi: 10.1103/PhysRevC.100.044317
2018EV01 Phys.Lett. B 779, 396 (2018) L.J.Evitts, A.B.Garnsworthy, T.Kibedi, J.Smallcombe, M.W.Reed, B.A.Brown, A.E.Stuchbery, G.J.Lane, T.K.Eriksen, A.Akber, B.Alshahrani, M.de Vries, M.S.M.Gerathy, J.D.Holt, B.Q.Lee, B.P.McCormick, A.J.Mitchell, M.Moukaddam, S.Mukhopadhyay, N.Palalani, T.Palazzo, E.E.Peters, A.P.D.Ramirez, S.R.Stroberg, T.Tornyi, S.W.Yates Identification of significant E0 strength in the 2+2 → 2+1 transitions of 58, 60, 62Ni NUCLEAR REACTIONS 58,60,62Ni(p, p'), E<9.2 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, nuclear and quadrupole moments, B(E2), B(M1). Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2018.01.076
2018MC04 Phys.Lett. B 779, 445 (2018) B.P.McCormick, A.E.Stuchbery, T.Kibedi, G.J.Lane, M.W.Reed, T.K.Eriksen, S.S.Hota, B.Q.Lee, N.Palalani Probing the N = 14 subshell closure: g factor of the 26Mg(2+1) state NUCLEAR REACTIONS Gd(24Mg, 24Mg'), (26Mg, 26Mg'), E=120 MeV; measured reaction products, Eγ, Iγ. 24,26Mg; deduced the first-excited state g-factors using the high-velocity transient-field technique. Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2018.02.032
2018PA04 Phys.Rev. C 97, 014323 (2018) T.Palazzo, G.J.Lane, A.E.Stuchbery, A.J.Mitchell, A.Akber, M.S.M.Gerathy, S.S.Hota, T.Kibedi, B.Q.Lee, N.Palalani, M.W.Reed High-spin spectroscopy and shell-model interpretation of the N < 126 radium isotopes 212Ra and 213Ra NUCLEAR REACTIONS 204Pb(12C, 4n), E=81 MeV; 204Pb(13C, 4n), E=80 MeV; measured Eγ, Iγ, γγ-coin, γ(θ) using CAESAR array of nine Compton-suppressed HPGe detectors, and two LEPS Ge detectors for low-energy γ radiation. Pulsed beams from 14UD tandem accelerator of the Heavy Ion Accelerator Facility of the Australian National University. 212,213Ra; deduced high-spin levels, J, π, half-life of a new isomer, total conversion coefficients of low-energy γ rays, multipolarities, configurations, B(M1), B(E2), B(E1), B(M2), B(E3). Comparison with semiempirical shell-model calculations.
doi: 10.1103/PhysRevC.97.014323
2017WO02 Phys.Rev. C 95, 054308 (2017) R.T.Wood, P.M.Walker, G.J.Lane, R.J.Carroll, D.M.Cullen, G.D.Dracoulis, S.S.Hota, T.Kibedi, N.Palalani, Zs.Podolyak, M.W.Reed, K.Schiffl, A.M.Wright Three-quasiparticle isomer in 173Ta and the excitation energy dependence of K-forbidden transition rates NUCLEAR REACTIONS 168Er(10B, 5n), E=68 MeV beam from ANU 14UD tandem accelerator; measured Eγ, Iγ, γγ-coin, half-lives of isomers by γγ(t) using CAESAR array, and pulsed-beam γ-ray spectroscopy techniques. 173Ta; deduced high-spin levels, J, π, bands, 3-qp isomers, reduced hindrance fν of K-forbidden transitions, configurations. Systematics of reduced hindrances for transitions from isomers in 173,175,177,181,185Ta, 179,181,183W and 181Os.
doi: 10.1103/PhysRevC.95.054308
2016MA41 Phys.Rev. C 93, 064309 (2016) V.Margerin, G.J.Lane, G.D.Dracoulis, N.Palalani, M.L.Smith, A.E.Stuchbery Spectroscopy and high-spin structure of 210Fr : Isomerism and potential evidence for configuration mixing NUCLEAR REACTIONS 197Au(18O, 5n), E=97 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), out-of-beam γ spectra, half-lives of isomers by γγ(t) using CAESAR array at ANU accelerator facility. 210Fr; deduced levels, isomers, J, π, total conversion coefficients from intensity balances, configurations, multipolarities, B(E1), B(E2), B(E3), B(M1), B(M2), configuration mixing. Systematics of level structures, B(E1), B(M2), B(E3), and 10- isomers in neighboring Fr, Bi and At isotopes. Comparisons with semiempirical shell-model calculations. NUCLEAR STRUCTURE 205Pb, 209,210,211,212Fr; calculated levels, J, π, transition probabilities using shell model. Comparison with experimental data.
doi: 10.1103/PhysRevC.93.064309
2016RE02 Phys.Lett. B 752, 311 (2016) M.W.Reed, G.J.Lane, G.D.Dracoulis, F.G.Kondev, M.P.Carpenter, P.Chowdhury, S.S.Hota, R.O.Hughes, R.V.F.Janssens, T.Lauritsen, C.J.Lister, N.Palalani, D.Seweryniak, H.Watanabe, S.Zhu, W.G.Jiang, F.R.Xu Impact of triaxiality on the rotational structure of neutron-rich rhenium isotopes NUCLEAR REACTIONS 192Os(136Xe, X)187Re, 187Re(136Xe, X)189Re, 186W(136Xe, X)191Re, E=6 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced level scheme, γ-ray energies, J, π, rotational bands, triaxiality. Comparison with particle-triaxial-rotor calculations.
doi: 10.1016/j.physletb.2015.11.056
2013DR01 Phys.Rev. C 87, 014326 (2013) G.D.Dracoulis, G.J.Lane, H.Watanabe, R.O.Hughes, N.Palalani, F.G.Kondev, M.P.Carpenter, R.V.F.Janssens, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, P.Chowdhury, W.Y.Liang, Y.Shi, F.R.Xu Three-quasiparticle isomers and possible deformation in the transitional nuclide, 195Au NUCLEAR REACTIONS 192Os(136Xe, X), E AP 6.0 MeV/nucleon; measured Eγ, Iγ, γγ-coin, γγ(θ), γγ(t), T1/2 using Gammasphere at ATLAS facility in ANL. 195Au; deduced high-spin levels, isomers, J, π, total conversion coefficients, multipolarity, B(E1), B(M1), B(E2), B(M2), configurations, bands. Calculated potential energy surfaces, 3qp configurations and deformation parameters, residual interactions from semi-empirical shell model. Systematics of level structures in N=116 isotones 192Os, 193Ir, 194Pt, 195Au, 196Hg.
doi: 10.1103/PhysRevC.87.014326
2012DR02 Phys.Lett. B 709, 59 (2012) G.D.Dracoulis, G.J.Lane, A.P.Byrne, H.Watanabe, R.O.Hughes, N.Palalani, F.G.Kondev, M.Carpenter, R.V.F.Janssens, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, P.Chowdhury, Y.Shi, F.R.Xu Long-lived three-quasiparticle isomers in 191Ir and 193Ir with triaxial deformation NUCLEAR REACTIONS 186W, 187Re, 192Os(126Xe, X)191Ir/193Ir, E=6 MeV/nucleon; measured reaction products, X-rays, Eγ, Iγ, γ-γ-coin.; deduced high-spin state energies, J, π, transition strengths, total conversion coefficients, triaxial shape, extreme isomerism. Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2012.02.008
2012DR11 J.Phys.:Conf.Ser. 381, 012060 (2012) G.D.Dracoulis, G.J.Lane, A.P.Byrne, H.Watanabe, R.O.Hughes, N.Palalani, F.G.Kondev, M.P.Carpenter, D.Seweryniak, S.Zhu, R.V.F.Janssens, C.J.Lister, T.Lauritsen, P.Chowdhury, Y.Shi, F.R.Xu Isomers and alignments in 191Ir and 192Os NUCLEAR REACTIONS 186W, 192Os(136Xe, X), E=6.0 MeV/nucleon; measured Eγ, Iγ, γγ-coin, X-rays using Gammasphere. 191Ir, 192Os deduced levels, J, π, γ transitions, rotational bands, deformation, high-spin states, isomeric states, T1/2, net alignments. Compared with published 194Pt, 196Hg.
doi: 10.1088/1742-6596/381/1/012060
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