NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = E.Parr Found 27 matches. 2023BR10 Phys.Lett. B 847, 138310 (2023) A.D.Briscoe, R.D.Page, J.Uusitalo, D.T.Joss, M.A.M.AlAqeel, B.Alayed, B.Andel, S.Antalic, K.Auranen, H.Ayatollahzadeh, H.Badran, L.Barber, G.Beeton, M.Birova, V.Bogdanoff, R.M.Clark, J.G.Cubiss, D.M.Cullen, J.Deary, U.Forsberg, T.Grahn, P.T.Greenlees, J.B.Hilton, A.Illana, H.Joukainen, D.S.Judson, R.Julin, H.Jutila, J.M.Keatings, M.Labiche, M.Leino, M.C.Lewis, J.Louko, M.Luoma, I.Martel, A.McCarter, P.P.McKee, P.Mosat, S.N.Nathaniel, O.Neuvonen, D.O'Donnell, J.Ojala, C.A.A.Page, A.M.Plaza, J.Pakarinen, P.Papadakis, E.Parr, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, J.Smallcombe, J.F.Smith, J.Sorri, C.M.Sullivan, S.Szwec, H.Tann, A.Tolosa-Delgado, E.Uusikyla, M.Venhart, L.J.Waring, G.Zimba Decay spectroscopy at the two-proton drip line: Radioactivity of the new nuclides 160Os and 156W RADIOACTIVITY 160Os(α), 156W(β+), (EC), 156Ta(p) [from 106Cd(58Ni, X)160Os, 102Pd(58Ni, X)156Ta, E=310, 294 MeV]; measured decay products, Eα, Iα, Ep, Ip, Eβ, Iβ; deduced α-particles energies, T1/2, an improved value for the half-life of the proton-decaying high-spin isomeric state. Comparison with available data. The recoil separator MARA, the Accelerator Laboratory of the University of Jyvaskyla.
doi: 10.1016/j.physletb.2023.138310
2023CO04 Phys.Rev. C 107, L021301 (2023) D.M.Cox, A.Saamark-Roth, D.Rudolph, L.G.Sarmiento, R.M.Clark, J.L.Egido, P.Golubev, J.Heery, A.Yakushev, S.AAberg, H.M.Albers, M.Albertsson, M.Block, H.Brand, T.Calverley, R.Cantemir, B.G.Carlsson, Ch.E.Dullmann, J.Eberth, C.Fahlander, U.Forsberg, J.M.Gates, F.Giacoppo, M.Gotz, S.Gotz, R.-D.Herzberg, Y.Hrabar, E.Jager, D.Judson, J.Khuyagbaatar, B.Kindler, I.Kojouharov, J.V.Kratz, J.Krier, N.Kurz, L.Lens, J.Ljungberg, B.Lommel, J.Louko, C.-C.Meyer, A.Mistry, C.Mokry, P.Papadakis, E.Parr, J.L.Pore, I.Ragnarsson, J.Runke, M.Schadel, H.Schaffner, B.Schausten, D.A.Shaughnessy, P.Thorle-Pospiech, N.Trautmann, J.Uusitalo Spectroscopy along flerovium decay chains. II. Fine structure in odd-A 289Fl RADIOACTIVITY 289Fl(α) [from 244Pu(48Ca, X), E=6.02 MeV/nucleon]; 285Cn(α) [from 289Fl(α)]; 281Ds(α) [from 285Cn(α)]; 277Hs(SF) [from 281Ds(α)]; measured decay products, Eα, Iα, Eβ, Iβ αβ-coin, αα-coin, (fragment)αα-coin; deduced Q-values, T1/2, branching ratios, hindrance factor. 289Fl, 285Cn, 281Ds; deduced J, π and δ assignments based on the derived decay path. Comparison with structure calculations based on the symmetry-conserving configuration mixing theory. Gas-filled recoil separator TASCA was used to transmit, select, and focus the flerovium ions into an upgraded version of the TASISpec decay station consisting of implantation DSSD, veto DSSD and set of HPGe detectors (GSI).
doi: 10.1103/PhysRevC.107.L021301
2023PE11 Phys.Rev. C 108, 014317 (2023) C.M.Petrache, J.Uusitalo, A.D.Briscoe, C.M.Sullivan, D.T.Joss, H.Tann, O.Aktas, B.Alayed, M.A.M.Al-Aqeel, A.Astier, H.Badran, B.Cederwall, C.Delafosse, A.Ertoprak, Z.Favier, U.Forsberg, W.Gins, T.Grahn, P.T.Greenlees, X.T.He, J.Heery, J.Hilton, S.Kalantan, R.Li, P.M.Jodidar, R.Julin, S.Juutinen, M.Leino, M.C.Lewis, J.G.Li, Z.P.Li, M.Luoma, B.F.Lv, A.McCarter, S.Nathaniel, J.Ojala, R.D.Page, J.Pakarinen, P.Papadakis, E.Parr, J.Partanen, E.S.Paul, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, J.Smallcombe, J.Sorri, S.Szwec, L.J.Wang, Y.Wang, L.Waring, F.R.Xu, J.Zhang, Z.H.Zhang, K.K.Zheng, G.Zimba High-K three-quasiparticle isomers in the proton-rich nucleus 129Nd
doi: 10.1103/PhysRevC.108.014317
2023SA03 Phys.Rev. C 107, 024301 (2023) A.Saamark-Roth, D.M.Cox, D.Rudolph, L.G.Sarmiento, M.Albertsson, B.G.Carlsson, J.L.Egido, P.Golubev, J.Heery, A.Yakushev, S.AAberg, H.M.Albers, M.Block, H.Brand, T.Calverley, R.Cantemir, R.M.Clark, Ch.E.Dullmann, J.Eberth, C.Fahlander, U.Forsberg, J.M.Gates, F.Giacoppo, M.Gotz, S.Gotz, R.-D.Herzberg, Y.Hrabar, E.Jager, D.Judson, J.Khuyagbaatar, B.Kindler, I.Kojouharov, J.V.Kratz, J.Krier, N.Kurz, L.Lens, J.Ljungberg, B.Lommel, J.Louko, C.-C.Meyer, A.Mistry, C.Mokry, P.Papadakis, E.Parr, J.L.Pore, I.Ragnarsson, J.Runke, M.Schadel, H.Schaffner, B.Schausten, D.A.Shaughnessy, P.Thorle-Pospiech, N.Trautmann, J.Uusitalo Spectroscopy along flerovium decay chains. III. Details on experiment, analysis, 282Cn, and spontaneous fission branches RADIOACTIVITY 290,288,286,284Fl(α)(SF) [from 244Pu(48Ca, X), E=6.02 MeV/nucleon]; 282Cn(α)(SF) [286Fl(α)]; 284Cn(α)(SF) [from 288Fl(α)]; 286Cn(α)(SF) [290Fl(α)]; 282Ds(α)(SF) [from 286Cn(α)]; 280Ds(α)(SF) [from 284Cn(α)]; measured decay products, Eα, Iα, Eβ, Iβ αβ-coin, αα-coin, (fragment)αα-coin; deduced Q-values, T1/2, branching ratios, hindrance factor. 282Cn; deduced levels, J, π, T1/2 of excited states, transition rates, monopole transition strengths. Comparison to macroscopic-microscopic finite-range liquid-drop model, self-consistent Hartree-Fock-Bogoliubov calculations and other experimental data. Gas-filled recoil separator TASCA was used to transmit, select, and focus the flerovium ions into an upgraded version of the TASISpec decay station consisting of implantation DSSD, veto DSSD and set of HPGe detectors (GSI).
doi: 10.1103/PhysRevC.107.024301
2022OJ01 Commun. Phys. 5, 213 (2022) J.Ojala, J.Pakarinen, P.Papadakis, J.Sorri, M.Sandzelius, D.M.Cox, K.Auranen, H.Badran, P.J.Davies, T.Grahn, P.T.Greenlees, J.Henderson, A.Herzan, R.-D.Herzberg, J.Hilton, U.Jakobsson, D.G.Jenkins, D.T.Joss, R.Julin, S.Juutinen, T.Kibedi, J.Konki, G.J.Lane, M.Leino, J.Liimatainen, C.G.McPeake, O.Neuvonen, R.D.Page, E.Parr, J.Partanen, P.Peura, P.Rahkila, J.Revill, P.Ruotsalainen, J.Saren, C.Scholey, S.Stolze, J.Uusitalo, A.Ward, R.Wadsworth Reassigning the shapes of the 0+ states in the 186Pb nucleus NUCLEAR REACTIONS 106Pd(83Kr, 3n)186Pb, E=365 MeV; measured reaction products, Eγ, Iγ, Eβ, Iβ; deduced γ-ray energies and intensities, J, π, partial level scheme, conversion-electron energy spectra, electric monopole transitions, B(E2), transitional quadrupole moments, triple shape coexistence. Sage+ritu+great instrumentation, the recoil-decay tagging technique. The Accelerator Laboratory of the University of Jyvaskyla.
doi: 10.1038/s42005-022-00990-4
2022PA09 Phys.Rev. C 105, 034303 (2022) E.Parr, J.F.Smith, P.T.Greenlees, P.A.Butler, K.Auranen, R.Chapman, D.M.Cox, D.M.Cullen, L.P.Gaffney, T.Grahn, E.T.Gregor, L.Grocutt, A.Herzan, R.-D.Herzberg, D.Hodge, U.Jakobsson, R.Julin, S.Juutinen, J.M.Keatings, J.Konki, M.Leino, P.P.McKee, C.McPeake, D.Mengoni, A.K.Mistry, B.S.Nara Singh, G.G.O'Neill, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, M.Scheck, C.Scholey, M.Siciliano, M.Smolen, J.Sorri, P.Spagnoletti, K.M.Spohr, S.Stolze, M.J.Taylor, J.Uusitalo Single-particle states and parity doublets in odd-Z 221Ac and 225Pa from α-decay spectroscopy RADIOACTIVITY 225Pa, 221Ac(α)[225Pa from 208Pb(20Ne, 2np), E=105 MeV, 221Ac from 208Pb(18O, 4np), E=95 MeV, 208Pb(20Ne, 2npα), E=105 MeV and 225Pa α decay]; 217Fr(α)[from 221Ac α decay]; 213At(α)[from 217Fr α decay]; measured reaction products, Eα, Iα, Eγ, Iγ, αγ-coin, summed α+ce(K); deduced T1/2 decays of ground states of 225Pa, 221Ac, 217Fr, 213At. 221Ac, 217Fr; deduced levels, J, π, α- and γ-branching ratios, total conversion coefficients, multipolarities, α-hindrance factors, configurations, parity-doublet states in 221Ac. 225Pa; deduced ground state J, π. Comparison with previous experimental data, and with model predictions. RITU gas-filled recoil separator, silicon strip detectors (DSSD) for ion implantation measurements and GREAT spectrometer combined with 3 HPGe clover detectors at the University of Jyvaskyla accelerator facility.
doi: 10.1103/PhysRevC.105.034303
2021SA01 Phys.Rev.Lett. 126, 032503 (2021) A.Samark-Roth, D.M.Cox, D.Rudolph, L.G.Sarmiento, B.G.Carlsson, J.L.Egido, P.Golubev, J.Heery, A.Yakushev, S.Aberg, H.M.Albers, M.Albertsson, M.Block, H.Brand, T.Calverley, R.Cantemir, R.M.Clark, C.E.Dullmann, J.Eberth, C.Fahlander, U.Forsberg, J.M.Gates, F.Giacoppo, M.Gotz, S.Gotz, R.-D.Herzberg, Y.Hrabar, E.Jager, D.Judson, J.Khuyagbaatar, B.Kindler, I.Kojouharov, J.V.Kratz, J.Krier, N.Kurz, L.Lens, J.Ljungberg, B.Lommel, J.Louko, C.-C.Meyer, A.Mistry, C.Mokry, P.Papadakis, E.Parr, J.L.Pore, I.Ragnarsson, J.Runke, M.Schadel, H.Schaffner, B.Schausten, D.A.Shaughnessy, P.Thorle-Pospiech, N.Trautmann, J.Uusitalo Spectroscopy along Flerovium Decay Chains: Discovery of 280Ds and an Excited State in 282Cn RADIOACTIVITY 286,288Fl, 284Cn(α), 282Cn, 280Ds(SF) [from 242,244Pu(48Ca, X)286Fl/288Fl, E=6.021 MeV/nucleon]; measured decay products, Eα, Iα, Eβ, Iβ α-β coin.; deduced Q-values, T1/2, J, π. Comparison with theoretical calculations. The gas-filled separator TASCA at the GSI.
doi: 10.1103/PhysRevLett.126.032503
2020PA44 Phys.Rev. C 102, 054335 (2020) E.Parr, J.F.Smith, P.T.Greenlees, K.Auranen, R.Chapman, D.M.Cullen, T.Grahn, L.Grocutt, A.Herzan, R.-D.Herzberg, D.Hodge, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, C.McPeake, D.Mengoni, A.K.Mistry, K.F.Mulholland, G.G.O'Neill, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, M.Scheck, C.Scholey, M.Siciliano, M.Smolen, J.Sorri, S.Stolze, M.J.Taylor, J.Uusitalo Excited states in 217Ra populated in the α decay of 221Th RADIOACTIVITY 221Th(α)[from 208Pb(18O, 5n), E=95 MeV at the University of Jyvaskyla Accelerator Laboratory]; measured Eα, Iα, Eγ, Iγ, αγ- and γγ-coin, ce, x rays, half-life of 221Th decay using SAGE and GREAT spectrometers, the latter consisting of double-sided silicon-strip detectors (DSSDs), PIN-diode detectors, and Clover HPGe detectors. 217Ra; deduced levels, J, π, conversion coefficients, multipolarities, α-branching ratios, α-hindrance factors, configurations. Comparison with previous experimental results, and with predictions of spherical shell and reflection-asymmetric models. Systematics of low-energy states in odd-A, N=129 isotones: 211Pb, 213Po, 215Rn, 217Ra and 219Th.
doi: 10.1103/PhysRevC.102.054335
2019GI19 Nucl.Instrum.Methods Phys.Res. A923, 139 (2019) M.M.Giles, D.M.Cullen, L.Barber, B.S.Nara Singh, M.J.Taylor, A.J.Smith, A.McFarlane, C.Read, T.Grahn, H.Badran, P.T.Greenlees, R.Julin, J.Pakarinen, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, J.Sorri, S.V.Szwec, J.Uusitalo, J.Heery, E.Parr, P.Papadakis, R.D.Herzberg TPEN: A Triple-foil differential Plunger for lifetime measurements of excited states in Exotic Nuclei NUCLEAR REACTIONS 24Mg(136Xe, 4n), E=590 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and relative intensities, 4+ state T1/2. Comparison with available data. The Recoil Distance Doppler-Shift method (RDDS), the Differential Decay Curve Method (DDCM) analysis technique within the RDDS method. A Triple-foil differential Plunger for Exotic Nuclei (TPEN), the K130 cyclotron, the Accelerator Laboratory of the University of Jyvaskyla, Finland.
doi: 10.1016/j.nima.2019.01.089
2019LE15 Phys.Lett. B 798, 134998 (2019) M.C.Lewis, D.T.Joss, B.Saygi, R.D.Page, D.M.Cullen, L.Barber, M.M.Giles, J.Simpson, M.A.M.Al-Aqeel, H.Badran, T.Braunroth, A.D.Briscoe, T.Calverley, A.Dewald, M.Doncel, T.Grahn, P.T.Greenlees, C.Henrich, A.Herzan, R.-D.Herzberg, E.Higgins, J.Hilton, S.Ilieva, R.Julin, S.Juutinen, J.Keatings, T.Kroll, M.Labiche, K.Mashtakov, B.S.Nara Singh, E.Parr, J.Partanen, E.S.Paul, P.Rahkila, M.Sandzelius, J.Saren, C.Scholey, M.Siciliano, P.Spagnoletti, S.Stolze, S.V.Szwec, M.J.Taylor, J.Uusitalo Lifetime measurements of excited states in 163W and the implications for the anomalous B(E2) ratios in transitional nuclei NUCLEAR REACTIONS 106Cd(60Ni, X)163W, E=270 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, B(E2).
doi: 10.1016/j.physletb.2019.134998
2019PA27 Phys.Rev. C 99, 054307 (2019) E.Parr, R.D.Page, D.T.Joss, F.A.Ali, K.Auranen, L.Capponi, T.Grahn, P.T.Greenlees, J.Henderson, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Labiche, M.Leino, P.J.R.Mason, C.McPeake, D.O'Donnell, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, J.P.Revill, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Simpson, J.F.Smith, M.Smolen, J.Sorri, S.Stolze, A.Thornthwaite, J.Uusitalo Fine structure in the α decay of 156Lu and 158Ta RADIOACTIVITY 156mLu, 158mTa(α)[from 106Cd(58Ni, X), E=318 MeV using RITU separator and GREAT spectrometer at the accelerator laboratory of the University of Jyvaskyla]; measured Eα, Iα, Eγ, Iγ, αγ-coin using HPGe and planar Ge strip detectors for γ detection, and double-sided silicon strip detectors and silicon PIN diode detectors for α detection; deduced fine structure in the α decay of high-spin isomers in 156Lu and 158Ta. 152Tm, 154Lu; deduced levels, J, π, α-branching ratios, α-reduced decay widths, and α-hindrance factors, configurations. 152mHo, 154mTm, 156mLu, 158mTa(α); systematics of α-decay hindrance factors, and excitation energies, Jπ values and configurations in daughter nuclides of 148Tb, 150Ho, 152Tm, 154Lu. 152Er, 153Tm, 154,155Yb, 155Lu, 157,158Hf, 157Ta, 159,160W(α); measured (ER)α correlated spectra.
doi: 10.1103/PhysRevC.99.054307
2019PA45 Phys.Rev. C 100, 044323 (2019) E.Parr, J.F.Smith, P.T.Greenlees, K.Auranen, P.A.Butler, R.Chapman, D.M.Cox, D.M.Cullen, L.P.Gaffney, T.Grahn, E.T.Gregor, L.Grocutt, A.Herzan, R.-D.Herzberg, D.Hodge, U.Jakobsson, R.Julin, S.Juutinen, J.Keatings, J.Konki, M.Leino, P.P.McKee, C.McPeake, D.Mengoni, A.K.Mistry, K.F.Mulholland, B.S.Nara Singh, G.G.O'Neill, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, M.Scheck, C.Scholey, M.Siciliano, M.Smolen, J.Sorri, P.Spagnoletti, K.M.Spohr, S.Stolze, M.J.Taylor, J.Uusitalo α-decay spectroscopy of the N=130 isotones 218Ra and 220Th: Mitigation of α-particle energy summing with implanted nuclei RADIOACTIVITY 218Ra(α)[from α-decay of 222Th formed in 208Pb(18O, 4n), E=95 MeV]; 214Rn(α)[from α-decay of 218Ra]; 220Th(α)[from α-decay of 224U formed in 208Pb(20Ne, 4n), E=109 MeV]; 216Ra(α)[from α-decay of 220Th]; measured recoiling evaporation residues using RITU gas-filled recoil separator, Eα, Iα, Eγ, Iγ, αγ-coin, half-lives of decays of 218Ra, 214Rn, 220Th and 216Ra, α-branching ratio for decay to the g.s. and the first 2+ level in 214Rn using the GREAT spectrometer at Jyvaskyla accelerator facility; data analyzed using a newly developed technique to mitigate energy summing due to sequential short-lived α decays from nuclei implanted into a silicon detector. 214Rn; deduced 2+ level, α-hindrance factor. Comparison with previous experimental data.
doi: 10.1103/PhysRevC.100.044323
2019SM01 Eur.Phys.J. A 55, 1 (2019) J.Smallcombe, P.J.Davies, C.J.Barton, L.L.Andersson, P.A.Butler, D.M.Cox, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, R.-D.Herzberg, U.Jakobsson, D.G.Jenkins, P.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, A.Lopez-Martens, A.Mistry, P.Nieminen, J.Pakarinen, P.Papadakis, E.Parr, P.Peura, P.Rahkila, S.Rinta-Antila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, J.Uusitalo Confirming band assignments in 167ytterbium with gamma-gamma-electron triple-coincidence spectroscopy NUCLEAR REACTIONS 154Sm(16O, 3n), (16O, 4n), (16O, 16O'); measured Eγ, Iγ, γγe-coin, γγγ-coin using SAGE array using 24 Clover and 10 EUROGAM Phase I detectors of JUROGAM II; deduced 166,167Yb* excited states, conversion coefficients, levels, J, π.
doi: 10.1140/epja/i2019-12675-8
2018LE10 Phys.Rev. C 98, 024302 (2018) M.C.Lewis, E.Parr, R.D.Page, C.McPeake, D.T.Joss, F.A.Ali, K.Auranen, A.D.Briscoe, L.Capponi, T.Grahn, P.T.Greenlees, J.Henderson, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Labiche, M.Leino, P.J.R.Mason, M.Nyman, D.O'Donnell, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, J.P.Revill, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, C.Scholey, J.Simpson, J.F.Smith, M.Smolen, J.Sorri, S.Stolze, A.Thornthwaite, J.Uusitalo Decay of a 19- isomeric state in 156Lu NUCLEAR REACTIONS 106Cd(58Ni, n3pα), E=318 MeV; measured Eγ, Iγ γγ-coin, delayed γ rays, and (implants)γα correlations, half-life of a 19- isomer by γγ(t) using RITU separator and GREAT spectrometer at Jyvaskyla. 156Lu; deduced levels, J, π, multipolarity, configurations, B(M2), and B(E3). Systematics of 9+, 10+, and 19- states in even-A N=85 isotones 150Tb, 152Ho, 154Tm, 156Lu, 158Ta, 160Re.
doi: 10.1103/PhysRevC.98.024302
2018PA37 Phys.Rev. C 98, 024321 (2018) E.Parr, R.D.Page, D.T.Joss, F.A.Ali, K.Auranen, L.Capponi, T.Grahn, P.T.Greenlees, J.Henderson, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Labiche, M.Leino, P.J.R.Mason, C.McPeake, D.O'Donnell, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, J.P.Revill, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Simpson, J.F.Smith, M.Smolen, J.Sorri, S.Stolze, A.Thornthwaite, J.Uusitalo Fine structure in the α decay of high-spin isomers in 155Lu and 156Hf RADIOACTIVITY 155,155mLu, 156Hf(α)[from 106Cd(58Ni, X), E=318 MeV, followed by separation of fusion reaction products using RITU gas-filled recoil separator at JYFL-Jyvaskyla]; measured Eα, Iα, Eγ, Iγ, x-rays, αγ-coin using an array of HPGe detectors for γ and x-ray detection, double-sided silicon-strip detectors (DSSDs) for particle detection using GREAT spectrometer at Jyvaskyla. 151Tm, 152Yb; deduced levels, J, π, α branching ratios, reduced decay widths, hindrance factors and Q(α) values, configurations.
doi: 10.1103/PhysRevC.98.024321
2016PA28 Phys.Rev. C 94, 014307 (2016) E.Parr, J.F.Smith, P.T.Greenlees, M.Smolen, P.Papadakis, K.Auranen, R.Chapman, D.M.Cullen, T.Grahn, L.Grocutt, A.Herzan, R.-D.Herzberg, D.Hodge, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, C.McPeake, D.Mengoni, A.K.Mistry, K.F.Mulholland, G.G.O'Neill, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, M.Scheck, C.Scholey, J.Sorri, S.Stolze, M.J.Taylor, J.Uusitalo Identification of the Jπ = 1- state in 218Ra populated via α decay of 222Th RADIOACTIVITY 222Th(α)[from 208Pb(18O, 4n), E=95 MeV using RITU separator at Jyvaskyla accelerator facility]; measured Eγ, Iγ, Eα, Iα, x rays, αγ-coin, (recoil)α and (recoil)αα correlations, half-life of 222Th decay using two double-sided silicon-strip detectors (DSSDs) for particles and HPGe clover detectors for γ rays. 218Ra; deduced levels, J, π, 1- state, α branching ratios, α hindrance factors. 213Rn, 219Ra, 221Th(α); observed αγ-coin. Systematics of level energies and α hindrance factors for 1- and 3- states in 218,220,222Rn, 218,220,222,224,226,228Ra, 224,226,228,230,232Th. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.94.014307
2016SZ03 Phys.Rev. C 94, 054314 (2016) S.V.Szwec, B.P.Kay, T.E.Cocolios, J.P.Entwisle, S.J.Freeman, L.P.Gaffney, V.Guimaraes, F.Hammache, P.P.McKee, E.Parr, C.Portail, J.P.Schiffer, N.de Sereville, D.K.Sharp, J.F.Smith, I.Stefan Rearrangement of valence neutrons in the neutrinoless double-β decay of 136Xe NUCLEAR REACTIONS 134Ba(d, p), E=15 MeV; 134Ba(α, 3He), E=40.1 MeV; 136Ba(p, d), E=23 MeV; 134Ba(3He, α), E=32.0 MeV; measured outgoing proton, deuteron, 3He and α spectra, σ(θ) using an Enge split-pole spectrometer at the ALTO Tandem accelerator at IPN-Orsay. DWBA analysis using PTOLEMY code. 135Ba; deduced levels, J, π. 136Xe, 134,136Ba; deduced ground-state neutron occupancies. Comparisons with theoretical calculations using various nuclear-structure models. Relevance to initial and final state in the 0νββ decay mode of 136Xe.
doi: 10.1103/PhysRevC.94.054314
2014SM02 Phys.Lett. B 732, 161 (2014) J.Smallcombe, P.J.Davies, C.J.Barton, D.G.Jenkins, L.L.Andersson, P.A.Butler, D.M.Cox, R.-D.Herzberg, A.Mistry, E.Parr, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, U.Jakobsson, P.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, A.Lopez-Martens, P.Nieminen, J.Pakarinen, P.Papadakis, P.Peura, P.Rahkila, S.Rinta-Antila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, J.Uusitalo Experimental investigation of the O+2 band in 154Sm as a β-vibrational band NUCLEAR REACTIONS 154Sm(16O, 16O'), E=65 MeV; measured reaction products, Eγ, Iγ, Eβ, Iβ. 154Sm; deduced ICC, monopole transition strengths, collective band. IBM calculations.
doi: 10.1016/j.physletb.2014.03.034
2014YA33 Inorg. Chem. 53, 1624 (2014) A.Yakushev, J.M.Gates, A.Turler, M.Schadel, C.E.Dullmann, D.Ackermann, L.-L.Andersson, M.Block, W.Bruchle, J.Dvorak, K.Eberhardt, H.G.Essel, J.Even, U.Forsberg, A.Gorshkov, R.Graeger, K.E.Gregorich, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.Hild, A.Hubner, E.Jager, J.Khuyagbaatar, B.Kindler, J.V.Kratz, J.Krier, N.Kurz, B.Lommel, L.J.Niewisch, H.Nitsche, J.P.Omtvedt, E.Parr, Z.Qin, D.Rudolph, J.Runke, B.Schausten, E.Schimpf, A.Semchenkov, J.Steiner, P.Thorle-Pospiech, J.Uusitalo, M.Wegrzecki, N.Wiehl Superheavy Element Flerovium (Element 114) Is a Volatile Metal NUCLEAR REACTIONS 244Pu(48Ca, Xn)288Fl/289Fl, E=259.4 MeV; measured reaction products, Eα, Iα; deduced two atoms of flerovium, the observed adsorption behavior of Fl points to a higher inertness compared to its nearest homologue in the group, Pb. However, the measured lower limit for the adsorption enthalpy of Fl on a Au surface points to the formation of a metal-metal bond of Fl with Au. Fl is the least reactive element in the group, but still a metal.
doi: 10.1021/ic4026766
2012FO03 Acta Phys.Pol. B43, 305 (2012) U.Forsberg, P.Golubev, L.G.Sarmiento, J.Jeppsson, D.Rudolph, L.-L.Andersson, D.Ackermann, M.Asai, M.Block, K.Eberhardt, J.Even, Ch.E.Dullmann, J.Dvorak, J.M.Gates, K.E.Gregorich, R.-D.Herzberg, F.P.Hessberger, E.Jager, J.Khuyagbaatar, I.Kojouharov, J.V.Kratz, J.Krier, N.Kurz, S.Lahiri, B.Lommel, M.Maiti, E.Merchan, J.P.Omtvedt, E.Parr, J.Runke, H.Schaffner, M.Schadel, A.Yakushev First Experiment at TASCA Towards X-Ray Fingerprinting of Element 115 Decay Chains NUCLEAR REACTIONS 208Pb(48Ca, 2n)254No, E=4.59 MeV/nucleon; measured reaction fusion-evaporation products; deduced distribution of evaporation residue. Comparison with theoretical calculations.
doi: 10.5506/APhysPolB.43.305
2012GR12 Phys.Rev.Lett. 109, 012501 (2012) P.T.Greenlees, J.Rubert, J.Piot, B.J.P.Gall, L.L.Andersson, M.Asai, Z.Asfari, D.M.Cox, F.Dechery, O.Dorvaux, T.Grahn, K.Hauschild, G.Henning, A.Herzan, R.-D.Herzberg, F.P.Hessberger, U.Jakobsson, P.Jones, R.Julin, S.Juutinen, S.Ketelhut, T.-L.Khoo, M.Leino, J.Ljungvall, A.Lopez-Martens, R.Lozeva, P.Nieminen, J.Pakarinen, P.Papadakis, E.Parr, P.Peura, P.Rahkila, S.Rinta-Antila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, D.Seweryniak, J.Sorri, B.Sulignano, Ch.Theisen, J.Uusitalo, M.Venhart Shell-Structure and Pairing Interaction in Superheavy Nuclei: Rotational Properties of the Z=104 Nucleus 256Rf NUCLEAR REACTIONS 208Pb(50Ti, 2n)256Rf, E=242 MeV; measured reaction products, Eγ, Iγ; deduced σ, T1/2, rotational band structure, energies, J, π, moments of inertia. Comparison with available data, systematics.
doi: 10.1103/PhysRevLett.109.012501
2012PA35 Eur.Phys.J. A 48, 134 (2012) E.Parr, R.-D.Herzberg, S.Antalic, P.T.Greenlees, F.P.Hessberger, S.Ketelhut, D.Rostron New approaches to assign configurations using low-statistic γ-ray spectra NUCLEAR STRUCTURE 250Fm, 252,254No; calculated g-factors, B(E2), B(M1), conversion coefficient, γ spectra including X-ray region, branching ratios, 254No isomer Kπ assignment. Compared with available data.
doi: 10.1140/epja/i2012-12134-2
2012PI05 Phys.Rev. C 85, 041301 (2012) J.Piot, B.J.-P.Gall, O.Dorvaux, P.T.Greenlees, N.Rowley, L.L.Andersson, D.M.Cox, F.Dechery, T.Grahn, K.Hauschild, G.Henning, A.Herzan, R.-D.Herzberg, F.P.Hessberger, U.Jakobsson, P.Jones, R.Julin, S.Juutinen, S.Ketelhut, T.-L.Khoo, M.Leino, J.Ljungvall, A.Lopez-Martens, P.Nieminen, J.Pakarinen, P.Papadakis, E.Parr, P.Peura, P.Rahkila, S.Rinta-Antila, J.Rubert, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, D.Seweryniak, J.Sorri, B.Sulignano, J.Uusitalo In-beam spectroscopy with intense ion beams: Evidence for a rotational structure in 246Fm NUCLEAR REACTIONS 208Pb(40Ar, 2n), E=186 MeV; measured Eγ, Iγ, γγ-coin, Eα, α(recoil) correlations, σ using JUROGAM-II array, RITU separator, and GREAT spectrometer at JYFL facility. Recoil-decay tagging technique. 246Fm; deduced levels, J, π, rotational band, dynamic moment of inertia plot. Comparison with ground-state bands in 248,250,252,254,256Fm. RADIOACTIVITY 246Fm(α); measured Eα, half-life.
doi: 10.1103/PhysRevC.85.041301
2012SU22 Phys.Rev. C 86, 044318 (2012) B.Sulignano, Ch.Theisen, J.-P.Delaroche, M.Girod, J.Ljungvall, D.Ackermann, S.Antalic, O.Dorvaux, A.Drouart, B.Gall, A.Gorgen, P.T.Greenlees, K.Hauschild, R.-D.Herzberg, F.P.Hessberger, U.Jakobsson, P.Jones, R.Julin, S.Juutinen, S.Ketelhut, W.Korten, M.Leino, A.Lopez-Martens, M.Nyman, A.Obertelli, J.Pakarinen, P.Papadakis, E.Parr, P.Peura, J.Piot, P.Rahkila, D.Rostron, P.Ruotsalainen, J.Saren, C.Scholey, J.Sorri, J.Uusitalo, M.Venhart, M.Zielinska Investigation of high-K states in 252No NUCLEAR REACTIONS 206Pb(48Ca, 2n), E=218 MeV; measured Eγ, Iγ, γγ-, γ(ce)-coin, E(ce), I(ce), Eα, isomer half-life using RITU separator, GREAT spectrometer and JUROGAM array at Jyvaskyla facility. 252No; deduced levels, J, π, rotational bands, configuration, high-K states, hindrance factors. 250Fm, 252No; systematics of dynamic moments of inertia and proton pairing energies. Comparison with Hartree-Fock-Bogoliubov (HFB) mean-field calculations. RADIOACTIVITY 252No(α), (SF); measured Eα, Iα, (evaporation residues)α correlations, half-life, branching ratios for decay modes. 244Cf, 248,250Fm, 253,254No(α); measured α spectrum.
doi: 10.1103/PhysRevC.86.044318
2011GA19 Phys.Rev. C 83, 054618 (2011) J.M.Gates, Ch.E.Dullmann, M.Schadel, A.Yakushev, A.Turler, K.Eberhardt, J.V.Kratz, D.Ackermann, L.-L.Andersson, M.Block, W.Bruchle, J.Dvorak, H.G.Essel, P.A.Ellison, J.Even, U.Forsberg, J.Gellanki, A.Gorshkov, R.Graeger, K.E.Gregorich, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.Hild, A.Hubner, E.Jager, J.Khuyagbaatar, B.Kindler, J.Krier, N.Kurz, S.Lahiri, D.Liebe, B.Lommel, M.Maiti, H.Nitsche, J.P.Omtvedt, E.Parr, D.Rudolph, J.Runke, H.Schaffner, B.Schausten, E.Schimpf, A.Semchenkov, J.Steiner, P.Thorle-Pospiech, J.Uusitalo, M.Wegrzecki, N.Wiehl First superheavy element experiments at the GSI recoil separator TASCA: The production and decay of element 114 in the 244Pu(48Ca, 3-4n) reaction NUCLEAR REACTIONS 206Pb(48Ca, 2n)252No, E=231.2 MeV; 207Pb(48Ca, 2n)253No, E=231.2 MeV; 208Pb(48Ca, 2n)254No, E=231.2 MeV; 244Pu(48Ca, 3n)289Fl, E=254.6, 259.4 MeV; 244Pu(48Ca, 4n)288Fl, E=254.6, 259.4 MeV; measured evaporation residue spectra, Eα, Iα, fission fragment spectra, Eγ, αγ-, α(particle)-coin, production cross sections. TASCA recoil separator at GSI. Comparison with previous measurements. RADIOACTIVITY 252,253,254No, 288,289Fl(α), (SF); measured Eα, half-lives, branching ratios for α and SF decay modes, (evaporation residues)α- and (evaporation residues)(fission fragments)-correlations, αγ-, γ(SF events)-coin. 248Fm, 281Ds, 284,285Cn, (α); measured Eα, EVR-α-α correlations, Eγ, half-lives. 277Hs(SF); measured total kinetic energy (TKE), half-life.
doi: 10.1103/PhysRevC.83.054618
2010DU06 Phys.Rev.Lett. 104, 252701 (2010) Ch.E.Dullmann, M.Schadel, A.Yakushev, A.Turler, K.Eberhardt, J.V.Kratz, D.Ackermann, L.-L.Andersson, M.Block, W.Bruchle, J.Dvorak, H.G.Essel, P.A.Ellison, J.Even, J.M.Gates, A.Gorshkov, R.Graeger, K.E.Gregorich, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.Hild, A.Hubner, E.Jager, J.Khuyagbaatar, B.Kindler, J.Krier, N.Kurz, S.Lahiri, D.Liebe, B.Lommel, M.Maiti, H.Nitsche, J.P.Omtvedt, E.Parr, D.Rudolph, J.Runke, B.Schausten, E.Schimpf, A.Semchenkov, J.Steiner, P.Thorle-Pospiech, J.Uusitalo, M.Wegrzecki, N.Wiehl Production and Decay of Element 114: High Cross Sections and the New Nucleus 277Hs NUCLEAR REACTIONS 244Pu(48Ca, 3n)289Fl, 244Pu(48Ca, 4n)288Fl, E=259.4, 254.6 MeV; measured reaction products, Eα, Iα; deduced σ, α-decay chains, T1/2. RADIOACTIVITY 288,289Fl, 285Cn(α), 281Ds(α), 284Cn, 281Ds, 277Hs(SF); measured reaction products, Eα, Iα; deduced α-decay chains, T1/2.
doi: 10.1103/PhysRevLett.104.252701
2009KE02 Phys.Rev.Lett. 102, 212501 (2009) S.Ketelhut, P.T.Greenlees, D.Ackermann, S.Antalic, E.Clement, I.G.Darby, O.Dorvaux, A.Drouart, S.Eeckhaudt, B.J.P.Gall, A.Gorgen, T.Grahn, C.Gray-Jones, K.Hauschild, R.-D.Herzberg, F.P.Hessberger, U.Jakobsson, G.D.Jones, P.Jones, R.Julin, S.Juutinen, T.-L.Khoo, W.Korten, M.Leino, A.-P.Leppanen, J.Ljungvall, S.Moon, M.Nyman, A.Obertelli, J.Pakarinen, E.Parr, P.Papadakis, P.Peura, J.Piot, A.Pritchard, P.Rahkila, D.Rostron, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, A.Steer, B.Sulignano, Ch.Theisen, J.Uusitalo, M.Venhart, M.Zielinska, M.Bender, P.-H.Heenen γ-Ray Spectroscopy at the Limits: First Observation of Rotational Bands in 255Lr NUCLEAR REACTIONS 209Bi(48Ca, 2n), E=219, 221 MeV; Measured Eγ, Iγ, αγ-coin; Deduced rotational bands; Calculated rotational bands;251Md;255Lr; Compared theoretical and experimental results.
doi: 10.1103/PhysRevLett.102.212501
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