NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = S.Stolze Found 104 matches. Showing 1 to 100. [Next]2023AY02 Phys.Rev. C 107, 044314 (2023) A.D.Ayangeakaa, R.V.F.Janssens, S.Zhu, J.M.Allmond, B.A.Brown, C.Y.Wu, M.Albers, K.Auranen, B.Bucher, M.P.Carpenter, P.Chowdhury, D.Cline, H.L.Crawford, P.Fallon, A.M.Forney, A.Gade, D.J.Hartley, A.B.Hayes, J.Henderson, F.G.Kondev, Krishichayan, T.Lauritsen, J.Li, D.Little, A.O.Macchiavelli, D.Rhodes, D.Seweryniak, S.M.Stolze, W.B.Walters, J.Wu Triaxiality and the nature of low-energy excitations in 76Ge NUCLEAR REACTIONS 208Pb(76Ge, 76Ge'), E=291, 304, 317 MeV; measured Eγ, Iγ, (76Ge)γ-coin using the GRETINA array with 28 Ge crystals in one experiment at 304-MeV beam energy, and 42 Ge crystals in a second experiment at 291- and 317-MeV beam energies, both in coincidence with scattered particles detected by using the CHICO2 array of position-sensitive parallel plate avalanche counters at the ATLAS-ANL facility. 76Ge; deduced levels, Jπ, γ-ray and Coulomb excitation yields analyzed by using the semiclassical, coupled-channel, Coulomb excitation least-squares code GOSIA, constrained by certain previouly known experimental nuclear structure parameters, E2, M1, E1 and E3 matrix elements, B(E2), B(M1), B(E1) and B(E3), spectroscopic quadrupole moments for five excited states, and evidence for rigid triaxial deformation at low excitation energies in 76Ge, and magnitudes of the quadrupole invariants Q+2, and expectation values of the quadrupole asymmetry parameters cos(3γ) for the members of the ground-state and the γ bands. Comparison with configuration interaction shell-model calculations and generalized triaxial rotor model, and with previous experimental data.
doi: 10.1103/PhysRevC.107.044314
2023CE04 Eur.Phys.J. A 59, 300 (2023) E.A.Cederlof, T.Back, J.Nyberg, C.Qi, A.Atac, H.Badran, T.Braunroth, T.Calverley, D.M.Cox, M.Doncel, T.Grahn, P.Greenlees, J.Hilton, R.Julin, S.Juutinen, J.Konki, H.Li, S.Matta, V.Modamio, B.S.Nara Singh, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, S.Stolze, P.Subramaniam, J.Uusitalo, J.J.Valiente-Dobon Lifetime measurement of the yrast 2+ state in 118Te NUCLEAR REACTIONS 100Mo(22Ne, 4n), E=75 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, level T1/2, B(E2). Comparison with systematics, LSSM calculations. A Recoil Distance Doppler-shift (RDDS) experiment with the DPUNS plunger at the JYFL accelerator laboratory, the JUROGAM II γ-ray spectrometer.
doi: 10.1140/epja/s10050-023-01212-3
2023SA36 Phys.Lett. B 845, 138114 (2023) J.Saiz-Lomas, M.Petri, I.Y.Lee, I.Syndikus, S.Heil, J.M.Allmond, L.P.Gaffney, J.Pakarinen, H.Badran, T.Calverley, D.M.Cox, U.Forsberg, T.Grahn, P.Greenlees, K.Hadynska-Klek, J.Hilton, M.Jenkinson, R.Julin, J.Konki, A.O.Macchiavelli, M.Mathy, J.Ojala, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, S.Stolze, J.Uusitalo, R.Wadsworth The spectroscopic quadrupole moment of the 2+1 state of 12C: A benchmark of theoretical models NUCLEAR REACTIONS 208Pb(12C, 12C'), E=47.65 MeV; measured reaction products, Eγ, Iγ. 12C; deduced γ-ray energies, quadrupole moments, B(E2). Comparison with state-of-the-art shell-model, mean-field, ab initio calculations, cluster-based and geometrical-like theories, which show varying degrees of emergent quadrupole collectivity. The jurogam array, JYFL accelerator laboratory at the University of Jyvaskyla, Finland.
doi: 10.1016/j.physletb.2023.138114
2023SE09 Phys.Rev. C 107, L061302 (2023) D.Seweryniak, T.Huang, K.Auranen, A.D.Ayangeakaa, B.B.Back, M.P.Carpenter, P.Chowdhury, R.M.Clark, P.A.Copp, Z.Favier, K.Hauschild, X.-T.He, T.L.Khoo, F.G.Kondev, A.Korichi, T.Lauritsen, J.Li, C.Morse, D.H.Potterveld, G.Savard, S.Stolze, J.Wu, J.Zhang, Y.-F.Xu Nuclear rotation at the fission limit in 254Rf NUCLEAR REACTIONS 206Pb(50Ti, 2n)254Rf, E=244 MeV from the ATLAS-ANL facility; measured reaction products, prompt γ rays, Eγ, Iγ, Rf Kα and Kβ x-rays, (254Rf implants)γ-coin, (implants)(fission events)γ-coin using the Gammasphere array and the Argonne gas-filled analyzer (AGFA). 254Rf; deduced levels, J, π, ground-state rotational band up to 14+, kinematic moment of inertia. Systematics of ground-state bands in 250Fm, 252,254No, and 254,256Rf, and comparison with particle-number conserving cranked shell model (PNC-CSM) calculations.
doi: 10.1103/PhysRevC.107.L061302
2023ZH03 Phys.Rev. C 107, 014308 (2023) W.Zhang, B.Cederwall, M.Doncel, O.Aktas, A.Ertoprak, C.Qi, T.Grahn, B.S.Nara Singh, D.M.Cullen, D.Hodge, M.Giles, S.Stolze, K.Auranen, H.Badran, T.Braunroth, T.Calverley, D.M.Cox, Y.D.Fang, P.T.Greenlees, J.Hilton, E.Ideguchi, R.Julin, S.Juutinen, M.Kumar Raju, M.Leino, H.Li, H.Liu, S.Matta, P.Subramaniam, V.Modamio, J.Pakarinen, P.Papadakis, J.Partanen, C.M.Petrache, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, M.J.Taylor, J.Uusitalo, J.J.Valiente-Dobon Decay spectroscopy of 171, 172Os and 171, 172, 174Ir NUCLEAR REACTIONS 92Mo(83Kr, X)171/172Os/171/172/174Ir, E=383 MeV; measured reaction products, recoils, Eα , Iα, Eγ, Iγ, γγ-coin, (recoil)αγ-coin. 171,172Os, 171,172,174Ir; deduced levels, J, π, δ. Newly identified α-decay branch from the bandhead (isomeric state) of the νi13/2 band in 171Os with competition between α, β, and electromagnetic decays. RITU gas-filled ion separator, GREAT spectrometer and JUROGAM II HPGe array at K130 cyclotron (JYFL). RADIOACTIVITY 171,171m,172Os, 171m,172,172m,174,174mIr(α);171mOs(IT)[from 92Mo(83Kr, X), E=383 MeV]; measured Eα, Iα, Eγ, Iγ, x-rays, αγ-coin; deduced T1/2, branching ratios, Q values, formation probabilities, hindrance factor, reduced widths. 167,168W, 167,168,170; deduced levels, J, π, transitions. 180Hg, 176Pt, 172Os, 168W; calculated total Routhian surface, potential energy surface. Discussed the correlation between α-decay hindrance factor and shape changes. Reaction products implanted into two adjacently mounted double-sided silicon strip detectors (DSSDs) used tp measure α, while γ-rays were detected by double sided planar HPGe. Beam from K10 cyclotron (JYFL).
doi: 10.1103/PhysRevC.107.014308
2022BA42 Phys.Rev. C 106, 064324 (2022) M.Balogh, E.Jajcisinova, M.Venhart, A.Herzan, J.L.Wood, D.T.Joss, F.A.Ali, K.Auranen, S.Banovska, M.Birova, R.J.Carroll, D.M.Cox, J.G.Cubiss, T.Davis, M.C.Drummond, P.T.Greenlees, T.Grahn, A.Gredley, J.Henderson, U.Jakobsson, R.Julin, S.Juutinen, G.Kantay, J.Konki, P.Konopka, M.Leino, V.Matousek, A.K.Mistry, C.G.McPeake, D.O'Donnell, R.D.Page, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, M.Sedlak, D.Seweryniak, C.Scholey, J.Sorri, A.Spacek, S.Stolze, M.Taylor, A.Thornthwaite, J.Uusitalo, M.Veselsky, S.Vielhauer, F.P.Wearing New collective structures in 179Au and their implications for the triaxial deformation of the 178Pt core NUCLEAR STRUCTURE 100Ru(82Kr, 2np)179Au, E=352 MeV; measured reaction products, Iγ, Eγ, γγ-coin, γγγ-coin, particleγ-coin. 179Au; deduced levels, J, π, δ, high-spin states, bands structure, rotational bands, configurations, T1/2 of newly discovered 1743-keV isomeric state; calculated levels, J, π, deformation parameters. Particle-plus-triaxial-rotor model (PTRM) calculations. Suggested strong triaxial deformation of proton-intruder states. RITU gas-filled separator coupled to JUROGAM-II array composed of 10 Eurogam Phase I type coaxial and 24 Euroball clover Ge detectors arranged into three rings and equipped with active BGO Compton-suppression shields. Beam from K130 cyclotron at Accelerator Laboratory of the University of Jyvaskyla.
doi: 10.1103/PhysRevC.106.064324
2022BE24 Phys.Lett. B 834, 137479 (2022) F.L.Bello Garrote, A.Lopez-Martens, A.C.Larsen, I.Deloncle, S.Peru, F.Zeiser, P.T.Greenlees, B.V.Kheswa, K.Auranen, D.L.Bleuel, D.M.Cox, L.Crespo Campo, F.Giacoppo, A.Gorgen, T.Grahn, M.Guttormsen, T.W.Hagen, L.Harkness-Brennan, K.Hauschild, G.Henning, R.-D.Herzberg, R.Julin, S.Juutinen, T.A.Laplace, M.Leino, J.E.Midtbo, V.Modamio, J.Pakarinen, P.Papadakis, J.Partanen, T.Renstrom, K.Rezynkina, M.Sandzelius, J.Saren, C.Scholey, S.Siem, J.Sorri, S.Stolze, J.Uusitalo Experimental observation of the M1 scissors mode in 254No NUCLEAR REACTIONS 208Pb(48Ca, 2n)254No, E=220, 222 MeV; 154Sm(48Ca, 6n)196Pb, E not given; measured Eγ, Iγ, prompt and recoil-gated γ-ray singles spectra, polarization asymmetries of discreet γ rays in 254No and 196Pb; deduced experimental γ-ray yield and compared with simulated γ spectra using RAINIER code, γ-strength function (γSF), B(M1), B(E1), widths, scissors mode of excitation in 254No. Comparison with BSFG + E1SLO + M1SLO model combination; tested parameters for the GDR and the spin-flip resonance by HFB calculations. Comparison of B(M1) strength with QRPA calculations.
doi: 10.1016/j.physletb.2022.137479
2022HA01 Phys.Rev. C 105, 014301 (2022) D.J.Hartley, F.G.Kondev, M.P.Carpenter, R.V.F.Janssens, M.A.Riley, K.Villafana, K.Auranen, A.D.Ayangeakaa, J.S.Baron, A.J.Boston, J.A.Clark, J.P.Greene, J.Heery, C.R.Hoffman, T.Lauritsen, J.Li, D.Little, E.S.Paul, G.Savard, D.Seweryniak, J.Simpson, S.Stolze, G.L.Wilson, J.Wu, S.Zhu νi13/2 structures in 155Sm and 159Gd: Supporting evidence of a Z=60 deformed subshell gap NUCLEAR REACTIONS 154Sm(160Gd, n), E=1000 MeV from the ATLAS facility of the Argonne National Laboratory. Measured Eγ, Iγ, γγ-coin using Gammasphere array with 73 Compton-suppressed HPGe detectors. 155Sm, 159Gd; deduced high-spin levels, J, π, νi13/2 bands, with the two signature partners, alignments and signature splitting. Discussed systematics of νi13/2 structures in N=91, 93, 95, and 97 isotopes: 153,155,157Sm, 155,157,159Gd, 157,159,161Dy, 151Ce, 153,155Nd, 161,163Er, 163,165Yb.
doi: 10.1103/PhysRevC.105.014301
2022HU09 Phys.Lett. B 833, 137345 (2022) H.Huang, W.Q.Zhang, A.N.Andreyev, Z.Liu, D.Seweryniak, Z.H.Li, C.Y.Guo, A.E.Barzakh, P.Van Duppen, B.Andel, S.Antalic, M.Block, A.Bronis, M.P.Carpenter, P.Copp, J.G.Cubiss, B.Ding, D.T.Doherty, Z.Favier, F.Giacoppo, T.H.Huang, B.Kindler, F.G.Kondev, T.Lauritsen, J.G.Li, G.S.Li, B.Lommel, H.Y.Lu, M.Al Monthery, P.Mosat, Y.F.Niu, C.Raison, W.Reviol, G.Savard, S.Stolze, G.L.Wilson, H.Y.Wu, Z.H.Wang, F.R.Xu, Q.B.Zeng, X.H.Yu, F.F.Zeng, X.H.Zhou First observation of the decay of the 13/2+ isomer in 183Hg and B(M2) systematics of neutron transitions across the nuclear chart RADIOACTIVITY 183Hg(α) [from 187Pb α decay]; 187mPb(α) [from 142Nd(50Cr, 3n2pγ), E=255 MeV, followed by separation of fragments using Argonne gas-filled analyzer (AGFA) at the ATLAS-ANL facility]; measured reaction products, evaporation residues (EVRs), Eα, Iα, (EVR)α-correlations, αγ(t), Eγ, Iγ, x rays, T1/2 using double-sided silicon strip detector (DSSD), and four HPGe clover detectors. 183,183mHg; deduced levels, isomer, J, π, T1/2 of g.s. and isomer, α branching ratio, K-conversion coefficient, multipolarity, B(M2), Nilsson configurations. 187mPb; deduced T1/2. Systematics of decay schemes of 13/2+ isomers in 175,177,179,181,183,185Hg. Systematics of B(M2) values for 7/2-, 9/2+, 11/2- and 13/2+ isomers in even-Z, odd-N nuclei: 25Mg, 33Si, 33,35S, 37Ar, 39Ca, 59Cr, 61Fe, 63,67Ni, 63,65,67Zn, 67,69,71Ge, 69,71Se, 97,99Mo, 99,101,103Ru, 103,105Pd, 107,109Cd, 109,111,113,115Sn, 153Yb, 161Hf, 163W, 163Os, 171,189,191Pt, 181,183,201,203,205Hg, 209Pb, 205,207,211Po, 207,209,213Rn, 209,211Ra, 211,213Th.
doi: 10.1016/j.physletb.2022.137345
2022HU21 Phys.Rev. C 106, L061301 (2022) T.Huang, D.Seweryniak, B.B.Back, P.C.Bender, M.P.Carpenter, P.Chowdhury, R.M.Clark, P.A.Copp, X.-T.He, R.D.Herzberg, D.E.M.Hoff, H.Jayatissa, T.L.Khoo, F.G.Kondev, G.Morgan, C.Morse, A.Korichi, T.Lauritsen, C.Muller-Gatermann, D.H.Potterveld, W.Reviol, A.M.Rogers, S.Saha, G.Savard, K.Sharma, S.Stolze, S.Waniganeththi, G.L.Wilson, J.Wu, Y.-F.Xu, S.Zhu Discovery of the new isotope 251Lr: Impact of the hexacontetrapole deformation on single-proton orbital energies near the Z=100 deformed shell gap NUCLEAR REACTIONS 203Tl(50Ti, 2n)251Lr, 205Tl(50Ti, 2n)253Lr, E=237 MeV; measured reaction products, α-decay of the reaction products, Eα, Iα. 251,253Lr; deduced levels J, π, α-decay width. 251,253,255Lr; calculated single-proton levels near the Fermi surface. Calculations with particle-number conserving cranked shell model. Beam delivered to target by ATLAS linear accelerator and recoiling reaction products were separated in the Argonne Gas-Filled Analyzer (AGFA) at (ANL). Decay of the implanted reaction products was measured in pixelized double-sided Si strip detector (DSSD). RADIOACTIVITY 251,253Lr(α)[from 203,205Tl(50Ti, 2n), E=237 MeV]; measured Eα, Iα; deduced T1/2, Q-value, α-decay branchings and widths. Comparison to other experimental data. and predictions of theoretical models.
doi: 10.1103/PhysRevC.106.L061301
2022LV01 Phys.Lett. B 824, 136840 (2022) B.F.Lv, C.M.Petrache, E.A.Lawrie, S.Guo, A.Astier, K.K.Zheng, H.J.Ong, J.G.Wang, X.H.Zhou, Z.Y.Sun, P.T.Greenlees, H.Badran, T.Calverley, D.M.Cox, T.Grahn, J.Hilton, R.Julin, S.Juutinen, J.Konki, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, B.Cederwall, A.Ertoprak, H.Liu, I.Kuti, J.Timar, A.Tucholski, J.Srebrny, C.Andreoiu Evidence against the wobbling nature of low-spin bands in 135Pr NUCLEAR REACTIONS 100Mo(40Ar, 4np), E=152 MeV; measured reaction products, Eγ, Iγ, γ-γ-γ-coin.; deduced γ-ray energies and intensities, J, π, level scheme, negative-parity bands, angular correlations, phonon wobbling bands. Quasiparticle-plus-triaxial-rotor model calculations.
doi: 10.1016/j.physletb.2021.136840
2022LV02 Phys.Rev. C 105, 034302 (2022) B.F.Lv, C.M.Petrache, R.Budaca, A.Astier, K.K.Zheng, P.Greenlees, H.Badran, T.Calverley, D.M.Cox, T.Grahn, J.Hilton, R.Julin, S.Juutinen, J.Konki, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, B.Cederwall, A.Ertoprak, H.Liu, S.Guo, J.G.Wang, H.J.Ong, X.H.Zhou, Z.Y.Sun, I.Kuti, J.Timar, A.Tucholski, J.Srebrny, C.Andreoiu Experimental evidence for transverse wobbling bands in 136Nd NUCLEAR REACTIONS 100Mo(40Ar, 4n)136Nd, E=152 MeV; analyzed γ-ray measurements reported in their previous articles: 2018Pe07, 2018Lv01, 2019Pe21 and 2020Pe07 (Phys. Rev. C 97, 041304(R); ibid 98, 044304; 100, 054319; 102, 014311). 136Nd; deduced levels, J, π, γ-ray asymmetry ratios for 751- and 781-keV γ rays, linear polarization for 751-keV γ ray, multipolarity, B(M1)/B(E2) and B(E2)/B(E2) ratios, transverse one-phonon and zero-phonon wobbling-mode bands, and configurations. Comparison with theoretical calculations using a new particle-rotor model coupling the total angular momentum of two quasiparticles to a triaxial core in an orthogonal geometry.
doi: 10.1103/PhysRevC.105.034302
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
2022TA07 Phys.Rev. C 105, 064307 (2022) T.L.Tang, C.R.Hoffman, B.P.Kay, I.A.Tolstukhin, S.Almaraz-Calderon, B.W.Asher, M.L.Avila, Y.Ayyad, K.W.Brown, D.Bazin, J.Chen, K.A.Chipps, P.A.Copp, M.Hall, H.Jayatissa, H.J.Ong, D.Santiago-Gonzalez, D.K.Sharp, J.Song, S.Stolze, G.L.Wilson, J.Wu Experimental study of the isomeric state in 16N using the 16Ng, m(d, 3He) reaction NUCLEAR REACTIONS 2H(16N, 3He), (16mN, 3He), E=11.8 MeV/nucleon, [secondary 16N mixed beam of ground state and the isomeric state produced in 2H(15N, 16N) primary reaction at ATLAS-ANL facility]; measured reaction products, 3He spectra, (recoils)(3He)-coin, angular distributions using HELIOS spectrometer. 15C; deduced levels, J, π, spectroscopic factors, DWBA calculations. 16mN; deduced neutron-halo of the isomeric state. Comparison with Woods-Saxon potential model calculations.
doi: 10.1103/PhysRevC.105.064307
2022ZH22 Phys.Lett. B 829, 137129 (2022) W.Q.Zhang, A.N.Andreyev, Z.Liu, D.Seweryniak, H.Huang, Z.H.Li, J.G.Li, C.Y.Guo, D.T.Doherty, A.E.Barzakh, P.Van Duppen, J.G.Cubiss, B.Andel, S.Antalic, M.Block, A.Bronis, M.P.Carpenter, P.Copp, B.Ding, Z.Favier, F.Giacoppo, T.H.Huang, X.H.Yu, B.Kindler, F.G.Kondev, T.Lauritsen, G.S.Li, B.Lommel, H.Y.Lu, M.Al Monthery, P.Mosat, Y.F.Niu, C.Raison, W.Reviol, G.Savard, S.Stolze, G.L.Wilson, H.Y.Wu, Z.H.Wang, F.R.Xu, Q.B.Zeng, X.H.Zhou First observation of a shape isomer and a low-lying strongly-coupled prolate band in neutron-deficient semi-magic 187Pb NUCLEAR REACTIONS 142Nd(50Cr, 3n2p)187Pb, E=255 MeV beam from ATLAS-ANL facility, followed by separation of evaporation residues (EVRs) using Argonne Gas-Filled Analyzer; measured Eα, Eγ, Iγ, x rays, αγ-coin, γγ-coin, T1/2 of a new low-energy microsec-isomer by αγ(t) using Gammasphere for γ detection and double-sided silicon strip detector (DSSD) for EVRs and α particles. Recoil-decay tagging (RDT) and isomer-decay tagging (IDT) methods. 187Pb; deduced high-spin levels, J, π, isomer, K-conversion coefficient, multipolarity, bands, B(E2), B(M1)/B(E2), triple-shape coexistence at low energy. Comparison with band structure in 185Hg. Systematics of aligned angular momenta plots and experimental Routhians for bands in 183,185Hg, 187Pb. 184Hg, 186Pb, 187Tl; observed γ rays. 186,187m,188Pb; observed α-decay peaks.
doi: 10.1016/j.physletb.2022.137129
2022ZH46 Phys.Rev. C 106, 024317 (2022) W.Q.Zhang, A.N.Andreyev, Z.Liu, D.Seweryniak, H.Huang, Z.H.Li, J.G.Li, C.Y.Guo, A.E.Barzakh, P.Van Duppen, M.Al Monthery, B.Andel, S.Antalic, M.Block, A.Bronis, M.P.Carpenter, P.Copp, J.G.Cubiss, B.Ding, D.T.Doherty, Z.Favier, F.Giacoppo, T.H.Huang, B.Kindler, F.G.Kondev, T.Lauritsen, G.S.Li, B.Lommel, H.Y.Lu, P.Mosat, Y.F.Niu, C.Raison, W.Reviol, G.Savard, S.Stolze, G.L.Wilson, H.Y.Wu, Z.H.Wang, F.R.Xu, X.H.Yu, Q.B.Zeng, X.H.Zhou Identification of excited states in 188Bi and 188Po NUCLEAR REACTIONS 142Nd(50Cr, 3np)188Bi, (50Cr, 4n)188Po, E=255 MeV; measured evaporation residues (EVRs), Eα, Eγ, Iγ, x rays, (EVR)γ-coin, αγ-coin, γγ-coin, using four clover HPGe detectors, Gammasphere array with 64 Compton-suppressed HPGe detectors, and DSSD and DSSD+Sibox at the ATLAS-ANL accelerator facility. 186,187,187m,188Pb, 189,189mBi; deduced recoil-decay tagging (RDT) γ-ray yields. 188Bi; deduced levels, J, π, isomer, T1/2 and decay modes of isomer, K-conversion coefficients, multipolarities, configurations. 188Po; deduced energy of the first 2+ level. 186Pb; deduced levels, J, π. 183,184,186Hg, 186,187,187m,188Pb, 188,189,189mBi; observed Eα. Systematics of 9/2-, 1/2+, 7/2- and 13/2+ level energies in 185,187,189,191,193,195Bi, and those of first 2+, 4+, 6+ and 8+, second 0+, 2+ and 4+ in 188,190,192,194,196,198,200,202,204,206,208,210Po.
doi: 10.1103/PhysRevC.106.024317
2021AU03 Phys.Rev. C 103, 054323 (2021) K.Auranen, J.Uusitalo, H.Badran, T.Grahn, P.T.Greenlees, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, A.-P.Leppanen, G.O'Neill, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, L.Sinclair, J.Sorri, S.Stolze, A.Voss Isomeric 13 over 2+ (νi-1 13 over 2) state in 211Th NUCLEAR REACTIONS 181Ta(36Ar, 5np)211Th, E=178-214 MeV; measured reaction products, recoil-α correlated events, x rays, conversion electrons, half-life of a micro-second isomer using RITU separator and a multiwire proportional counter (MWPC), and ions implanted into a double-sided silicon strip detector (DSSD) of the GREAT spectrometer at the K-130 cyclotron of University of Jyvaskyla. 211Th; deduced levels, J, π, isomer and its decay mode. RADIOACTIVITY 211mTh(IT), (α)[from 181Ta(36Ar, 5np)211Th, E=178-214 MeV]; measured recoils-α correlated events, Eα, Iα, x rays, ce, half-life of isomer; deduced levels, J, π, configuration, α-decay branching ratio of isomer decay. NUCLEAR REACTIONS 181Ta(36Ar, X)205Fr/206Fr/207Fr/208Fr/209Fr/207Ra/208Ra/209Ra/210Ra/206Ac/206mAc/207Ac/208Ac/209Ac/210Ac/211Ac/212Ac/213Ac/211Th/211mTh/212Th/213Th/211Pa/212Pa/213Pa, E=178-214 MeV; measured reaction products, Eα and decay time, as a function of the α-particle energy of the first decay event of a decay chain consisting of two to four decay events correlated with a recoil implantation event.
doi: 10.1103/PhysRevC.103.054323
2021DO08 Phys.Rev.Lett. 127, 202501 (2021) D.T.Doherty, A.N.Andreyev, D.Seweryniak, P.J.Woods, M.P.Carpenter, K.Auranen, A.D.Ayangeakaa, B.B.Back, S.Bottoni, L.Canete, J.G.Cubiss, J.Harker, T.Haylett, T.Huang, R.V.F.Janssens, D.G.Jenkins, F.G.Kondev, T.Lauritsen, C.Lederer-Woods, J.Li, C.Muller-Gatermann, D.Potterveld, W.Reviol, G.Savard, S.Stolze, S.Zhu Solving the Puzzles of the Decay of the Heaviest Known Proton-Emitting Nucleus 185Bi RADIOACTIVITY 185Bi(p), (α), (IT) [from 95Mo(93Nb, 3n), E=424 MeV]; measured decay products, Eγ, Iγ, Eα, Iα, Ep, Ip, α-γ- and π-γ-coin.; deduced γ-ray energies, decay levels schemes, T1/2, high-spin states, reassignment of the ground-state lifetime, proton-decay spectroscopic factor. Fragment Mass Analyzer and Argonne Gas-Filled Analyzer at Argonne National Laboratory's ATLAS facility.
doi: 10.1103/PhysRevLett.127.202501
2021GI08 Phys.Rev. C 103, 044307 (2021) S.A.Gillespie, A.Stott, A.N.Andreyev, J.G.Cubiss, M.Al Monthery, C.J.Barton, S.Antalic, K.Auranen, H.Badran, D.Cox, T.Grahn, P.T.Greenlees, A.Herzan, E.Higgins, R.Julin, S.Juutinen, J.Klimo, J.Konki, M.Leino, M.Mallaburn, J.Pakarinen, P.Papadakis, J.Partanen, P.M.Prajapati, P.Rahkila, M.Sandzelius, C.Scholey, J.Sorri, S.Stolze, R.Urban, J.Uusitalo, M.Venhart, F.Wearing Identification of sub-μ isomeric states in the odd-odd nucleus 178Au RADIOACTIVITY 178Au(IT), (α)[from 92Mo(88Sr, np)178Au, E=381 MeV, followed by separation of fragments using RITU separator and implanted into a double sided silicon detectors (DSSD), placed side by side of the GREAT spectrometer at the University of Jyvaskyla]; measured Eγ, Iγ, Eα, Iα, (recoil)γ- and γγ-coin, half-lives of two sub-microsec isomers, total conversion coefficients. 178Au; deduced levels, J, π, isomers, α branching ratios, multipolarities, E2/M1 mixing ratios, B(E1), B(E2), B(M1). 174,175,176,177,178Pt, 177,179Au, 178,179Hg(α); measured Eα within 7 s of implantation of evaporation residues in the DSSD.
doi: 10.1103/PhysRevC.103.044307
2021GO26 Eur.Phys.J. A 57, 321 (2021) T.Goigoux, Ch.Theisen, B.Sulignano, M.Airiau, K.Auranen, H.Badran, R.Briselet, T.Calverley, D.Cox, F.Dechery, F.Defranchi Bisso, A.Drouart, Z.Favier, B.Gall, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, R.-D.Herzberg, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, A.Lightfoot, A.Lopez-Martens, A.Mistry, P.Nieminen, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, E.Rey-Herme, J.Rubert, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, M.Vandebrouck, A.Ward, M.Zielinska, P.Jachimowicz, M.Kowal, J.Skalski First observation of high-K isomeric states in 249Md and 251Md RADIOACTIVITY 249,251Md(IT) [from 203Tl(48Ca, 2n)249Md, E=219 MeV; 205Tl(48Ca, 2n)251Md, E=218 MeV]; measured decay products, Eα, Iα, Eβ, Iβ, Eγ, Iγ, β-α-coin.; deduced level energies, J, π, 3 quasi-particle high-K states, isomeric states T1/2. Comparison theoretical calculations. SAGE spectrometer, the K130 cyclotron at the Accelerator Laboratory of the University of Jyvaskyla.
doi: 10.1140/epja/s10050-021-00631-4
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
2021KE04 Phys.Rev. C 103, 035805 (2021) A.R.L.Kennington, G.Lotay, D.T.Doherty, D.Seweryniak, C.Andreoiu, K.Auranen, M.P.Carpenter, W.N.Catford, C.M.Deibel, K.Hadynska-Klek, S.Hallam, D.Hoff, T.Huang, R.V.F.Janssens, S.Jazrawi, J.Jose, F.G.Kondev, T.Lauritsen, J.Li, A.M.Rogers, J.Saiz, G.Savard, S.Stolze, G.L.Wilson, S.Zhu Level structure of the Tz = -1 nucleus 34Ar and its relevance for nucleosynthesis in ONe novae NUCLEAR REACTIONS 12C(24Mg, 2n)34Ar, (24Mg, 2p)34S, E=95 MeV; measured reaction products, Eγ, Iγ, (34Ar)γ- and (34S)γ-coin, γγ-coin, γ(θ) using GRETINA array for detection of high-energy γ rays, and Fragment mass analyzer (FMA) for recoils at ATLAS-ANL facility. 34Ar, 34S; deduced levels, proton-unbound levels of astrophysical significance, J, π, mirror symmetry, 33S/32S and 34S/32S ratios to search for nova presolar grains, and compared with previous experimental data. 34Cl(p, γ), T=0.1-0.8 GK; calculated stellar reaction rate. Comparison of levels structures in 34Ar and 34S with data from the ENSDF database, and with shell-model calculations using USDA Hamiltonian, within the sd shell-model space for even-parity states, and using WBP Hamiltonian, within the sd-pf space for odd-parity levels.
doi: 10.1103/PhysRevC.103.035805
2021LV01 Phys.Rev. C 103, 044308 (2021) B.F.Lv, C.M.Petrache, E.A.Lawrie, A.Astier, E.Dupont, K.K.Zheng, P.Greenlees, H.Badran, T.Calverley, D.M.Cox, T.Grahn, J.Hilton, R.Julin, S.Juutinen, J.Konki, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, B.Cederwall, A.Ertoprak, H.Liu, S.Guo, J.G.Wang, H.J.Ong, X.H.Zhou, Z.Y.Sun, I.Kuti, J.Timar, A.Tucholski, J.Srebrny, C.Andreoiu Tilted precession bands in 135Nd NUCLEAR REACTIONS 100Mo(40Ar, 5n)135Nd, E=152 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(two-angle, anisotropy ratio), γ(θ), γγ(linear polarization) using JUROGAM II spectrometer with 39 Compton-suppressed Ge detectors at the K130 Cyclotron facility of the University of Jyvaskyla. 135Nd; deduced high-spin levels, J, π, rotational bands, multipolarities, mixing ratios, B(M1)out/B(E2)in and B(E2)out/B(E2)in ratios, configurations. Comparison with quasiparticle-plus-triaxial-rotor model calculations. Observed bands described as tilted precession (TiP) bands instead of wobbling bands. Discussed nuclear triaxiality, and similarities and differences between tilted precession bands (TiP) and wobbling bands.
doi: 10.1103/PhysRevC.103.044308
2021ST20 J.Phys.(London) G48, 125101 (2021) S.Stolze, T.Grahn, R.Julin, D.T.Joss, K.Andgren, K.Auranen, S.Bonig, D.Cox, I.G.Darby, M.Doncel, S.Eeckhaudt, P.T.Greenlees, B.Hadinia, A.Herzan, U.Jakobsson, P.Jones, S.Juutinen, S.Ketelhut, J .Konki, T.Kroll, A.-P.Leppanen, M.Nyman, R.D.Page, J.Pakarinen, J.Partanen, C.G.McPeake, D.O'Donnell, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, C.Scholey, J.Simpson, J.Sorri, M.J.Taylor, A.Thornthwaite, J.Uusitalo Single-particle and collective excitations in the transitional nucleus 166Os NUCLEAR REACTIONS 92Mo(78Kr, 2n2p)166Os, E=357, 368 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and intensities, J, π, level scheme, T1/2, B(E2). Comparison with available data. RDDS and RSAM methods. The Accelerator Laboratory of the University of Jyvaskyla, Finland.
doi: 10.1088/1361-6471/ac2889
2021ZH52 Phys.Lett. B 820, 136527 (2021) W.Zhang, B.Cederwall, M.Doncel, O.Aktas, A.Ertoprak, R.Liotta, C.Qi, T.Grahn, B.S.Nara Singh, D.M.Cullen, D.Hodge, M.Giles, S.Stolze, H.Badran, T.Braunroth, T.Calverley, D.M.Cox, Y.D.Fang, P.T.Greenlees, J.Hilton, E.Ideguchi, R.Julin, S.Juutinen, M.Kumar Raju, H.Li, H.Liu, S.Matta, P.Subramaniam, V.Modamio, J.Pakarinen, P.Papadakis, J.Partanen, C.M.Petrache, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, M.J.Taylor, J.Uusitalo, J.J.Valiente-Dobon Lifetime measurements of excited states in 169, 171, 173Os: Persistence of anomalous B(E2) ratios in transitional rare earth nuclei in the presence of a decoupled i13/2 valence neutron NUCLEAR REACTIONS 92Mo(83Kr, X)169Os/171Os/173Os, E=383 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, level lifetimes, B(E2). Recoil-distance Doppler shift and recoil-isomer tagging techniques.
doi: 10.1016/j.physletb.2021.136527
2020AU01 Phys.Rev. C 101, 024306 (2020) K.Auranen, U.Jakobsson, H.Badran, T.Grahn, P.T.Greenlees, A.Herzan, R.Julin, S.Juutinen, J.Konki, M.Leino, A.-P.Leppanen, G.O'Neill, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, L.Sinclair, J.Sorri, S.Stolze, J.Uusitalo, A.Voss Isomeric 13/2+ state in 201Fr RADIOACTIVITY 201Fr(IT)[from 169Tm(36Ar, 4n)201Fr, E=178-187 MeV, followed by separation of residues using RITU separator at the University of Jyvaskyla accelerator laboratory]; measured evaporation residues, E(ce), I(ce), Eγ, Iγ and half-life of the 13/2+ isomer in 201Fr using the GREAT spectrometer and three clover-type Ge detectors. 201Fr; deduced energy, J, π of the 13/2+ isomer, K/(L+M) ratio and multipolarity of the isomeric transition, B(M2). Discussed systematics of energies, B(M2) and deformation of the 13/2+ isomers in N(even)=104-124 Bi, At and Fr isotopes. 201mFr(α)[from 169Tm(36Ar, 4n)201Fr, E=178-187 MeV]; measured Eα and half-life of the 1/2+ isomer of 201Fr; deduced reduced α-decay width using Rasmussen formalism. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.101.024306
2020AU04 Phys.Rev. C 102, 034305 (2020) K.Auranen, J.Uusitalo, H.Badran, T.Grahn, P.T.Greenlees, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, A.-P.Leppanen, G.O'Neill, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, L.Sinclair, J.Sorri, S.Stolze, A.Voss Exploring the boundaries of the nuclear landscape: α-decay properties of 211Pa RADIOACTIVITY 211,212,213Pa(α)[from 181Ta(36Ar, 6n), (36Ar, 5n), (36Ar, 4n), E=178-214 MeV, and 169Tm(36Ar, X), E=187 MeV, followed by separation of reaction products of interest using RITU separator at the K-130 cyclotron of the University of Jyvaskyla]; measured Eα, Iα, (implants)-α correlations, and (implants)-α1-α2-α3-α4 correlations, half-lives of decays of 211Pa, 212Pa and 213Pa using GREAT spectrometer and multiwire proportional counter (MWPC); deduced Q(α), reduced α widths in Rasmussen formalism, α hindrance factors, mass excesses, S(p), S(2p). 199,200,201At, 203,204,205Fr, 207,208,209Ac(α)[from 211,212,213Pa α decay chains]; measured Eα, (211,212,213Pa implants)(4α)-correlations, time differences between correlated events. Comparison with previous experimental results, evaluated masses and proton separation energies in AME2016, and theoretical mass models. Systematics of Q(α) values for N=116-132 Ac, Th and Pa isotopes, S(p) values of A=210-224 Pa isotopes, S(p) values N=116-126 Ac and Th isotopes, and S(2p) values of N=111-126 Th isotopes. 196,197,197m,198Po, 197,198,198m,200At, 200,201,204,205,206Rn, 201,206,207,208,209Fr, 207,208,209,210Ra, 210,211,212,213Ac; observed α peaks in Figs. 1a and 1b from the decays of these isotopes.
doi: 10.1103/PhysRevC.102.034305
2020BR08 Phys.Rev. C 102, 014307 (2020) R.Briselet, Ch.Theisen, B.Sulignano, M.Airiau, K.Auranen, D.M.Cox, F.Dechery, A.Drouart, Z.Favier, B.Gall, T.Goigoux, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, R.-D.Herzberg, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, A.Lopez-Martens, A.Mistry, P.Nieminen, J.Pakarinen, P.Papadakis, P.Peura, E.Rey-Herme, P.Rahkila, J.Rubert, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, M.Vandebrouck, A.Ward, M.Zielinska, B.Bally, M.Bender, W.Ryssens In-beam γ-ray and electron spectroscopy of 249, 251Md NUCLEAR REACTIONS 203,205Tl(48Ca, 2n), E=218 MeV; measured Eγ, Iγ, E(ce), I(ce), γγ-coin, and γ(ce)-coin using the RITU gas-filled recoil separator, GREAT spectrometer, and SAGE array at the University of Jyvaskyla Accelerator Laboratory. Recoil-decay tagging method. 249,251Md; deduced high-spin levels, J, π, K- and L-conversion coefficients, multipolarities, rotational bands, Nilsson configurations, octupole correlations. Comparison with Skyrme-Hartree-Fock-Bogoliubov theoretical calculations. 251Md, 255Lr; discussed identical transitions and bands.
doi: 10.1103/PhysRevC.102.014307
2020CA01 Phys.Rev. C 101, 014313 (2020) L.Capponi, J.F.Smith, P.Ruotsalainen, C.Scholey, P.Rahkila, L.Bianco, A.J.Boston, H.C.Boston, D.M.Cullen, X.Derkx, M.C.Drummond, T.Grahn, P.T.Greenlees, L.Grocutt, B.Hadinia, U.Jakobsson, D.T.Joss, R.Julin, S.Juutinen, M.Labiche, M.Leino, K.G.Leach, C.McPeake, K.F.Mulholland, P.Nieminen, D.O'Donnell, E.S.Paul, P.Peura, M.Sandzelius, J.Saren, B.Saygi, J.Sorri, S.Stolze, A.Thornthwaite, M.J.Taylor, J.Uusitalo Delayed or absent π(h11/2)2 alignment in 111Xe NUCLEAR REACTIONS 58Ni(58Ni, nα)111Xe, E=210 MeV; measured Eα, Eγ, Iγ, (evaporation residue)γ-coin, recoil-tagged γγ-coin, αα-correlations using the RITU separator, GREAT spectrometer, planar and Clover HPGe detectors at the K130 cyclotron of the University of Jyvaskyla. 111Xe; deduced levels, J, π, h11/2 band and its alignment, deformation parameters from total Routhian surface (TRS) calculations, configuration. Comparison with shell-model calculations. Systematics of h11/2 bands in 111,113,115,117,119,121Xe. RADIOACTIVITY 111Xe(α)[from 58Ni(58Ni, nα), E=210 MeV]; 107Te(α)[from 111Xe α decay]; measured Eα, Iα, αα correlations using recoil-decay tagging method.
doi: 10.1103/PhysRevC.101.014313
2020ER01 Eur.Phys.J. A 56, 65 (2020) A.Ertoprak, B.Cederwall, C.Qi, O.Aktas, M.Doncel, B.Hadinia, R.Liotta, M.Sandzelius, C.Scholey, K.Andgren, T.Back, H.Badran, T.Braunroth, T.Calverley, D.M.Cox, D.M.Cullen, Y.D.Fang, E.Ganioglu, M.Giles, M.B.Gomez Hornillos, T.Grahn, P.T.Greenlees, J.Hilton, D.Hodge, E.Ideguchi, U.Jakobsson, A.Johnson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, A.Khaplanov, M.Kumar Raju, M.Leino, H.Li, H.Liu, S.Matta, V.Modamio, B.S.Nara Singh, M.Niikura, M.Nyman, I.Ozgur, R.D.Page, J.Pakarinen, P.Papadakis, J.Partanen, E.S.Paul, C.M.Petrache, P.Peura, P.Rahkila, P.Ruotsalainen, J.Saren, J.Sorri, S.Stolze, P.Subramaniam, M.J.Taylor, J.Uusitalo, J.J.Valiente-Dobon, R.Wyss Evidence for octupole collectivity in 172Pt NUCLEAR REACTIONS 96Ru(78Kr, 2pγ)172Pt, E=342, 348 MeV; 92Mo(83Kr, 3nγ)172Pt, E=383 MeV; Measured Eγ, Iγ, γγ-coin, γ(θ), γγ(linear polarization), recoils using RITU gas-filled separator, JUROGAM I and JUROGAM II arrays of HPGe detectors, and the GREAT spectrometer consisting of silicon strip detectors, multiwire proportional counter (MWPC), array of Si PIN-diode detectors, one planar and one clover HPGe detector at the K-130 cyclotron facility of the University of Jyvaskyla. 172Pt; deduced high-spin levels, Jπ, multipolarities, bands, configurations, evidence for octupole collectivity. Comparison with large-scale shell model (LSSM) and total Routhian surface (TRS) calculations.
doi: 10.1140/epja/s10050-020-00071-6
2020HE17 Eur.Phys.J. A 56, 165 (2020) A.Herzan, S.Juutinen, K.Auranen, T.Grahn, P.T.Greenlees, K.Hauschild, U.Jakobsson, R.Julin, S.Ketelhut, M.Leino, A.Lopez-Martens, T.Lonnroth, P.Nieminen, M.Nyman, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.M.K.Slotte, J.Sorri, S.Stolze, J.Uusitalo Study of excited states and observation of collective level structures in the odd-odd nucleus 194Bi NUCLEAR REACTIONS 159Tb(40Ar, 5n)194Bi, E=182, 185, 190 MeV; measured Eγ, Iγ, γγ-coin from α-decay of the 194Bi α-radioactive reaction products decay using the recoil gating technique; deduced rotational bands levels energy, Iγ, Jπ for initial and final states, multipolarity, angular distribution ratios, linear polarization asymmetry factors, 194Bi level scheme, excitation energy minus rigid-rotor reference term vs spin, aligned angular for the favoured and unfavoured signatures of positive and negative parity in several bds.
doi: 10.1140/epja/s10050-020-00167-z
2020KA02 Phys.Rev. C 101, 011301 (2020) J.Kallunkathariyil, B.Sulignano, P.T.Greenlees, J.Khuyagbaatar, Ch.Theisen, K.Auranen, H.Badran, F.Bisso, P.Brionnet, R.Briselet, A.Drouart, Z.Favier, T.Goigoux, T.Grahn, K.Hauschild, A.Herzan, F.P.Hessberger, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, A.Lightfoot, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, K.Rezynkina, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, M.Siciliano, J.Sorri, S.Stolze, A.I.Svirikhin, J.Uusitalo, M.Vandebrouck, A.Ward, C.Wraith, M.Zielinska Stability of the heaviest elements: K isomer in 250No NUCLEAR REACTIONS 204Pb(48Ca, 2n)250No, E=218.0 MeV; measured evaporation residues (ER), fission (SF) events, ER-electron-SF correlated events, γ(electron)-coin, half-lives of an isomer and the ground state using RITU separator and GREAT spectrometer at the University of Jyvaskyla accelerator facility. 250No; deduced level, isomer, decay modes of the isomer and the ground state. Systematics of energies of isomers in N=148 isomers 242Pu, 244Cm, 246Cf, 248Fm, 250No. Relevance to the island of stability of superheavy elements.
doi: 10.1103/PhysRevC.101.011301
2020KE03 Phys.Rev.Lett. 124, 252702 (2020) A.R.L.Kennington, G.Lotay, D.T.Doherty, D.Seweryniak, C.Andreoiu, K.Auranen, M.P.Carpenter, W.N.Catford, C.M.Deibel, K.Hadynska-Klek, S.Hallam, D.E.M.Hoff, T.Huang, R.V.F.Janssens, S.Jazrawi, J.Jose, F.G.Kondev, T.Lauritsen, J.Li, A.M.Rogers, J.Saiz, G.Savard, S.Stolze, G.L.Wilson, S.Zhu Search for Nova Presolar Grains: γ-Ray Spectroscopy of 34Ar and its Relevance for the Astrophysical 33Cl(p, γ) Reaction NUCLEAR REACTIONS 12C(24Mg, X)34Ar, E=95 MeV; measured reaction products, Eγ, Iγ. 34Cl, 34S; deduced γ-ray energies, intensities, J, π, contribution of individual resonances to the stellar reaction rate.
doi: 10.1103/PhysRevLett.124.252702
2020MA16 Phys.Rev. C 101, 044312 (2020) S.N.T.Majola, M.A.Sithole, L.Mdletshe, D.Hartley, J.Timar, B.M.Nyako, J.M.Allmond, R.A.Bark, C.Beausang, L.Bianco, T.D.Bucher, S.P.Bvumbi, M.P.Carpenter, C.J.Chiara, N.Cooper, D.M.Cullen, D.Curien, T.S.Dinoko, B.J.P.Gall, P.E.Garrett, P.T.Greenlees, J.Hirvonen, U.Jakobsson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, B.V.Kheswa, F.G.Kondev, A.Korichi, W.D.Kulp, T.Lauritsen, E.A.Lawrie, L.Makhathini, P.L.Masiteng, B.Maqabuka, E.A.McCutchan, D.Miller, S.Miller, A.Minkova, L.Msebi, S.H.Mthembu, J.Ndayishimye, P.Nieminen, P.Z.Ngcobo, S.S.Ntshangase, J.N.Orce, P.Peura, P.Rahkila, N.Redon, L.L.Riedinger, M.A.Riley, D.G.Roux, P.Ruotsalainen, J.Piot, J.Saren, J.F.Sharpey-Schafer, C.Scholey, O.Shirinda, J.Simpson, J.Sorri, I.Stefanescu, S.Stolze, J.Uusitalo, X.Wang, V.Werner, J.L.Wood, C.-H.Yu, S.Zhu, G.Zimba First candidates for γ vibrational bands built on the [505] 11/2- neutron orbital in odd-A Dy isotopes NUCLEAR REACTIONS 155Gd(α, 2n)157Dy, E=25 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using the JUROGAM II array at the University of Jyvaskyla. 148Nd(12C, 5n)155Dy, E=65 MeV; 124Sn(36S, 5n)155Dy, E=165 MeV; measured Eγ, Iγ, γγ-coin using GAMMASPHERE array at Argonne National Laboratory. 155,157Dy; deduced high-spin levels, J, π, multipolarities, Kπ=0+ bands, Kπ=2+ γ-vibrational bands, configurations, alignments, B(M1)/B(E2) ratios. 157Dy; calculated neutron quasiparticle Routhians using cranked shell model (CSM). 154,156Dy; discussed first excited 0+ states in the core nuclei. Systematics of level energies versus spin for γ bands in 154,155,156,157,158Dy and 152,153,154,155,156Gd.
doi: 10.1103/PhysRevC.101.044312
2020MA37 Phys.Rev.Lett. 125, 102502 (2020) N.Marginean, D.Little, Y.Tsunoda, S.Leoni, R.V.F.Janssens, B.Fornal, T.Otsuka, C.Michelagnoli, L.Stan, F.C.L.Crespi, C.Costache, R.Lica, M.Sferrazza, A.Turturica, A.D.Ayangeakaa, K.Auranen, M.Barani, P.C.Bender, S.Bottoni, M.Boromiza, A.Bracco, S.Calinescu, C.M.Campbell, M.P.Carpenter, P.Chowdhury, M.Ciemala, N.Cieplicka-Orynczak, D.Cline, C.Clisu, H.L.Crawford, I.E.Dinescu, J.Dudouet, D.Filipescu, N.Florea, A.M.Forney, S.Fracassetti, A.Gade, I.Gheorghe, A.B.Hayes, I.Harca, J.Henderson, A.Ionescu, L.W.Iskra, M.Jentschel, F.Kandzia, Y.H.Kim, F.G.Kondev, G.Korschinek, U.Koster, Krishichayan, M.Krzysiek, T.Lauritsen, J.Li, R.Marginean, E.A.Maugeri, C.Mihai, R.E.Mihai, A.Mitu, P.Mutti, A.Negret, C.R.Nita, A.Olacel, A.Oprea, S.Pascu, C.Petrone, C.Porzio, D.Rhodes, D.Seweryniak, D.Schumann, C.Sotty, S.M.Stolze, R.Suvaila, S.Toma, S.Ujeniuc, W.B.Walters, C.Y.Wu, J.Wu, S.Zhu, S.Ziliani Shape Coexistence at Zero Spin in 64Ni Driven by the Monopole Tensor Interaction NUCLEAR REACTIONS 62Ni(18O, 16O), E=39 MeV; 65Cu(11B, 12C), E=26 MeV; 63Ni(n, γ), E thermal; measured reaction products, Eγ, Iγ; analyzed available data from multiple experiments. 64Ni; deduced γ-ray energies, J, π, B(E2). Comparison with theoretical calculations.
doi: 10.1103/PhysRevLett.125.102502
2020MO36 Phys.Rev. C 102, 054328 (2020) C.Morse, A.O.Macchiavelli, H.L.Crawford, S.Zhu, C.Y.Wu, Y.Y.Wang, J.Meng, B.B.Back, B.Bucher, C.M.Campbell, M.P.Carpenter, J.Chen, R.M.Clark, M.Cromaz, P.Fallon, J.Henderson, R.V.F.Janssens, M.D.Jones, T.L.Khoo, F.G.Kondev, T.Lauritsen, I.Y.Lee, J.Li, D.Potterveld, C.Santamaria, G.Savard, D.Seweryniak, S.Stolze, D.Weisshaar Quadrupole and octupole collectivity in 143Ba NUCLEAR REACTIONS 208Pb(143Ba, 143Ba'), E=627.8 MeV, [143Ba beam from 252Cf SF at the CARIBU facility at ATLAS-ANL]; measured reaction products, Eγ, Iγ, scattered particles, (particle)γ-coin, and half-life of the first 9/2- level from (particle)γ-coin using GRETINA array of 11 Quad detector modules, each with four 36-fold segmented HPGe crystals for γ detection and CHICO2 array of 20 Parallel Plate Avalanche Counters (PPACs). 143Ba; deduced levels, J, π, Coulomb excitation γ-ray yields, E2 matrix elements using GOSIA least-squares analysis, B(E2), upper limit for E3 matrix element and B(E3), alignment plots, doubly decoupled structure. Comparison with Reflection-Asymmetric Triaxial Particle Rotor Model (RAT-PRM) calculations.
doi: 10.1103/PhysRevC.102.054328
2020OD01 J.Phys.(London) G47, 095103 (2020) D.O'Donnell, R.D.Page, T.Grahn, F.A.Ali, K.Auranen, L .Capponi, R.J.Carroll, M.M.R.Chishti, M.C.Drummond, P.T.Greenlees, J.Henderson, A.Herzan, U.Jakobsson, D.T.Joss, R.Julin, S.Juutinen, J.Konki, M.Labiche, M.Leino, P.J.R.Mason, C.G.McPeake, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, J.Revill, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, C.Scholey, J.Simpson, J.F.Smith, M.Smolen, J.Sorri, S.Stolze, C.M.Sullivan, A.Thornthwaite, J.Uusitalo, A.Kumar, P.C.Srivastava High-spin states of 218Th NUCLEAR REACTIONS 174Yb(48Ca, 4n), E=207 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, angular anisotropy ratios, J, π, level scheme, high-spin states. Comparison with theoretical calculations.
doi: 10.1088/1361-6471/aba16c
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
2020PE07 Phys.Rev. C 102, 014311 (2020) C.M.Petrache, N.Minkov, T.Nakatsukasa, B.F.Lv, A.Astier, E.Dupont, K.K.Zheng, P.Greenlees, H.Badran, T.Calverley, D.M.Cox, T.Grahn, J.Hilton, R.Julin, S.Juutinen, J.Konki, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, B.Cederwall, A.Ertoprak, H.Liu, S.Guo, M.L.Liu, J.G.Wang, X.H.Zhou, I.Kuti, J.Timar, A.Tucholski, J.Srebrny, C.Andreoiu Signatures of enhanced octupole correlations at high spin in 136Nd NUCLEAR REACTIONS 100Mo(40Ar, 4n), E=152 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using the JUROGAM II array at the University of Jyvaskyla. Enriched target. 136Nd; deduced high-spin levels, J, π, multipolarities, bands, B(E1)/B(E2) ratios, electric dipole moments D0, configurations, alignments, enhanced octupole correlations at high spins. Comparison with cranked quasiparticle random phase approximation (QRPA) calculations, and with quadrupole-octupole rotations model (QORM).
doi: 10.1103/PhysRevC.102.014311
2020PE10 Eur.Phys.J. A 56, 208 (2020) C.M.Petrache, B.F.Lv, Q.B.Chen, J.Meng, A.Astier, E.Dupont, K.K.Zheng, P.T.Greenlees, H.Badran, T.Calverley, D.M.Cox, T.Grahn, J.Hilton, R.Julin, S.Juutinen, J.Konki, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, B.Cederwall, A.Ertoprak, H.Liu, S.Guo, J.G.Wang, X.H.Zhou, I.Kuti, J.Timar, A.Tucholski, J.Srebrny, C.Andreoiu Multiple chiral bands in 137Nd NUCLEAR REACTIONS 100Mo(40Ar, 3n), E=152 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and intensities, B(M1)/B(E2), quasi-particle alignments for the chiral rotational bands, angular momenta. Comparison with theoretical calculations.
doi: 10.1140/epja/s10050-020-00218-5
2020VE03 Phys.Lett. B 806, 135488 (2020) M.Venhart, M.Balogh, A.Herzan, J.L.Wood, F.A.Ali, D.T.Joss, A.N.Andreyev, K.Auranen, R.J.Carroll, M.C.Drummond, J.L.Easton, P.T.Greenlees, T.Grahn, A.Gredley, J.Henderson, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, E.A.Lawrie, M.Leino, V.Matousek, C.G.McPeake, D.O'Donnell, R.D.Page, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, M.Sedlak, C.Scholey, J.Sorri, S.Stolze, A.Thornthwaite, R.Urban, J.Uusitalo, M.Veselsky, F.P.Wearing Population of a low-spin positive-parity band from high-spin intruder states in 177Au: The two-state mixing effect NUCLEAR REACTIONS 92Mo(88Sr, X)177Au, E=399 MeV; 100Ru(82Kr, X)179Au, E=352 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, proton-intruder configuration, partial level scheme, J, π.
doi: 10.1016/j.physletb.2020.135488
2019AY04 Phys.Rev.Lett. 123, 102501 (2019) A.D.Ayangeakaa, R.V.F.Janssens, S.Zhu, D.Little, J.Henderson, C.Y.Wu, D.J.Hartley, M.Albers, K.Auranen, B.Bucher, M.P.Carpenter, P.Chowdhury, D.Cline, H.L.Crawford, P.Fallon, A.M.Forney, A.Gade, A.B.Hayes, F.G.Kondev, Krishichayan, T.Lauritsen, J.Li, A.O.Macchiavelli, D.Rhodes, D.Seweryniak, S.M.Stolze, W.B.Walters, J.Wu Evidence for Rigid Triaxial Deformation in 76Ge from a Model-Independent Analysis NUCLEAR REACTIONS 208Pb(76Ge, 76Ge'), E=304, 291, 317 MeV; measured reaction products, Eγ, Iγ. 76Ge; deduced γ-ray energies, E2 matrix elements, quadrupole asymmetry for bands, triaxial deformation.
doi: 10.1103/physrevlett.123.102501
2019BR06 Phys.Rev. C 99, 024614 (2019) R.Briselet, Ch.Theisen, M.Vandebrouck, A.Marchix, M.Airiau, K.Auranen, H.Badran, D.Boilley, T.Calverley, D.Cox, F.Dechery, F.Defranchi Bisso, A.Drouart, B.Gall, T.Goigoux, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, R.D.Herzberg, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, A.Lightfoot, A.Lopez-Martens, A.Mistry, P.Nieminen, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, J.Rubert, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, B.Sulignano, J.Uusitalo, A.Ward, M.Zielinska Production cross section and decay study of 243Es and 249Md NUCLEAR REACTIONS 197Au(48Ca, 2n)243Es, E=208, 210 MeV; 203Tl(48Ca, 2n)249Md, E=212.7, 214.3 MeV; measured reaction products, Eα, Iα, (recoil)α-coin, (recoil)αα-correlations, production σ(E) using RITU separator for recoils at the University of Jyvaskyla. Comparison of measured production σ(E) with calculations using the KEWPIE2 statistical fusion-evaporation code. Systematics of fusion-evaporation σ in the 2n channel. RADIOACTIVITY 243Es(α)[from 197Au(48Ca, 2n), E=208, 210 MeV followed by separation of fragments using RITU separator at the Accelerator Laboratory of the University of Jyvaskyla (JYFL); 249Md(α)[from 203Tl(48Ca, 2n), E=212.7, 214.3 MeV]; 245Es(α)[α daughter of 249Md decay]; measured Eα, Iα, recoils, (recoils)α-correlations, half-lives and α-decay branching ratios for α decays of ground states of 243,245Es, 249Md. Comparison with previously measured values, and with theoretical predictions.
doi: 10.1103/PhysRevC.99.024614
2019GI11 Phys.Rev. C 99, 064310 (2019) S.A.Gillespie, A.N.Andreyev, M.Al Monthery, C.J.Barton, S.Antalic, K.Auranen, H.Badran, D.Cox, J.G.Cubiss, D.O'Donnell, T.Grahn, P.T.Greenlees, A.Herzan, E.Higgins, R.Julin, S.Juutinen, J.Klimo, J.Konki, M.Leino, M.Mallaburn, J.Pakarinen, P.Papadakis, J.Partanen, P.M.Prajapati, P.Rahkila, M.Sandzelius, C.Scholey, J.Sorri, S.Stolze, R.Urban, J.Uusitalo, M.Venhart, F.Weaving Identification of a 66 μs isomeric state in 175Ir RADIOACTIVITY 175Ir(IT)[from 92Mo(88Sr, αp), E=381 MeV, followed by separation of fragments using RITU separator at the University of Jyvaskyla K130 cyclotron facility]; measured Eγ, Iγ, γγ-coin, and isomer half-life by isomer tagging technique using the JUROGAM-II array. 175Ir; deduced levels, J, π, isomer, total conversion coefficients, multipolarities, B(E1), B(M1). Comparison with the decay of a 326-ns, 3/2- isomer in 179Au.
doi: 10.1103/PhysRevC.99.064310
2019HI06 Phys.Rev. C 100, 014305 (2019) J.Hilton, J.Uusitalo, J.Saren, R.D.Page, D.T.Joss, M.A.M.AlAqeel, H.Badran, A.D.Briscoe, T.Calverley, D.M.Cox, T.Grahn, A.Gredley, P.T.Greenlees, R.Harding, A.Herzan, E.Higgins, R.Julin, S.Juutinen, J.Konki, M.Labiche, M.Leino, M.C.Lewis, J.Ojala, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, C.Scholey, J.Sorri, L.Sottili, S.Stolze, F.Wearing α-spectroscopy studies of the new nuclides 165Pt and 170Hg RADIOACTIVITY 165Pt(α)[new nuclide from 92Mo(78Kr, 5n), E=418 MeV]; 170Hg(α)[new nuclide from 96Ru(78Kr, 4n), E=390, 418 MeV]; 167Pt(α)[from 96Ru(78Kr, 3nα), E=390, 418 MeV]; 166Pt(α)[from 96Ru(78Kr, 4n), E=390, 418 MeV]; 161,162,163Os, 158,159W, 157Ta, 154,155Hf(α)[from α-decay chains of 165Pt, 167Pt and 170Hg]; measured Eα, Iα, α-α correlated plots, half-lives of ground states, production cross sections of parent nuclei using the MARA spectrometer with multiwire proportional counter for recoil identification, and double-sided silicon strip detector for α detection at the University of Jyvaskyla accelerator facility; deduced Q(α), reduced α-decay widths. 165Pt, 170Hg(2p); no evidence found for this decay mode in this experiment, although, Q(2p) is positive for both the nuclides. Systematics of Qα and Q(2p) values for A=156-180, and α-decay reduced widths for N=83-102, for W, Os, Pt and Hg isotopes.
doi: 10.1103/PhysRevC.100.014305
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
2019LV01 Phys.Rev. C 100, 024314 (2019), Erratum Phys.Rev. C 103, 019901 (2021) B.F.Lv, C.M.Petrache, Q.B.Chen, J.Meng, A.Astier, E.Dupont, P.Greenlees, H.Badran, T.Calverley, D.M.Cox, T.Grahn, J.Hilton, R.Julin, S.Juutinen, J.Konki, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, B.Cederwall, A.Ertoprak, H.Liu, S.Guo, M.L.Liu, J.G.Wang, X.H.Zhou, I.Kuti, J.Timar, A.Tucholski, J.Srebrny, C.Andreoiu Chirality of 135Nd reexamined: Evidence for multiple chiral doublet bands NUCLEAR REACTIONS 100Mo(40Ar, 5n), E=152 MeV from the K130 cyclotron at the University of Jyvaskyla; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), angular distribution ratios using the JUROGAM-II array, with 39 Compton-suppressed Ge detectors. 135Nd; deduced high-spin levels, J, π, multipolarities, rotational and two sets of chiral-doublet bands, alignments, B(M1)/B(E2) ratios, configurations. Comparison with constrained density functional theory (CDFT) and particle-rotor model (PRM) calculations.
doi: 10.1103/PhysRevC.100.024314
2019MA64 Phys.Rev. C 100, 034322 (2019) S.N.T.Majola, R.A.Bark, L.Bianco, T.D.Bucher, S.P.Bvumbi, D.M.Cullen, P.E.Garrett, P.T.Greenlees, D.Hartley, J.Hirvonen, U.Jakobsson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, B.V.Kheswa, A.Korichi, E.A.Lawrie, P.L.Masiteng, B.Maqabuka, L.Mdletshe, A.Minkova, J.Ndayishimye, P.Nieminen, R.Newman, B.M.Nyako, S.S.Ntshangase, P.Peura, P.Rahkila, L.L.Riedinger, M.Riley, D.Roux, P.Ruotsalainen, J.Saren, J.F.Sharpey-Schafer, C.Scholey, O.Shirinda, A.Sithole, J.Sorri, S.Stolze, J.Timar, J.Uusitalo, G.Zimba Spectroscopy of low-spin states in 157Dy: Search for evidence of enhanced octupole correlations NUCLEAR REACTIONS 155Gd(α, 2n), E=25 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using enriched target and JUROGAM II array at Jyvaskyla. 157Dy; deduced levels, J, π, multipolarities, rotational bands, interlacing band structures, B(E1)/B(E2) ratios, reflection asymmetric structures with simplex quantum number, octupole correlations, alignments, configurations; calculated neutron quasiparticle Routhians.
doi: 10.1103/PhysRevC.100.034322
2019MA70 Phys.Rev. C 100, 044324 (2019) S.N.T.Majola, Z.Shi, B.Y.Song, Z.P.Li, S.Q.Zhang, R.A.Bark, J.F.Sharpey-Schafer, D.G.Aschman, S.P.Bvumbi, T.D.Bucher, D.M.Cullen, T.S.Dinoko, J.E.Easton, N.Erasmus, P.T.Greenlees, D.J.Hartley, J.Hirvonen, A.Korichi, U.Jakobsson, P.Jones, S.Jongile, R.Julin, S.Juutinen, S.Ketelhut, B.V.Kheswa, N.A.Khumalo, E.A.Lawrie, J.J.Lawrie, R.Lindsay, T.E.Madiba, L.Makhathini, S.M.Maliage, B.Maqabuka, K.L.Malatji, P.L.Masiteng, P.I.Mashita, L.Mdletshe, A.Minkova, L.Msebi, S.M.Mullins, J.Ndayishimye, D.Negi, A.Netshiya, R.Newman, S.S.Ntshangase, R.Ntshodu, B.M.Nyako, P.Papka, P.Peura, P.Rahkila, L.L.Riedinger, M.A.Riley, D.G.Roux, P.Ruotsalainen, J.J.Saren, C.Scholey, O.Shirinda, M.A.Sithole, J.Sorri, M.Stankiewicz, S.Stolze, J.Timar, J.Uusitalo, P.A.Vymers, M.Wiedeking, G.L.Zimba β and γ bands in N=88, 90, and 92 isotones investigated with a five-dimensional collective Hamiltonian based on covariant density functional theory: Vibrations, shape coexistence, and superdeformation NUCLEAR REACTIONS 136Xe(18O, 4n)150Sm, E=75 MeV; 148Nd(α, 2n)150Sm, E=25 MeV; 152Sm(α, 4n)152Gd, E=45 MeV; 152Sm(α, 2n)154Gd, E=25 MeV; 155Gd(3He, 4n)154Dy, E=37.5 MeV; 147Sm(12C, 3n)156Er, E=65 MeV; 155Gd(α, 3n)156Dy, E=25 MeV; 144Sm(18O, 4n)158Yb, E=78 MeV; 150Sm(12C, 4n)158Er, E=65 MeV; 156Gd(α, 2n)158Dy, E=27 MeV; 147Sm(16O, 3n)160Yb, E=73 MeV; 152Sm(12C, 4n)160Er, E=64 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using the AFRODITE array at the cyclotron facility of the iThemba Labs for 11 reactions, and JUROGAM II array at Jyvaskyla for 148Nd(α, 2n)150Sm and 155Gd(α, 3n)156Dy reactions. 150Sm, 152,154Gd, 154,156,158Dy, 156,160Er, 158,160Yb; deduced levels, J, π, multipolarities, β, γ and 0+ bands, B(E2) ratios. 150,152,154Sm, 152,154,156Gd, 154,156,158Dy, 156,158,160Er, 158,160,162Yb; calculated potential energy surfaces (PES) and probability density distribution contours in (β, γ) plane; deduced staggering parameters, in-band B(E2) values, absolute transition strengths of E0 transitions, X(E0/E2) values from present and previous experimental data. Comparison with 5DCH-CDFT calculations with PC-PK1 density functional.
doi: 10.1103/PhysRevC.100.044324
2019MU08 Phys.Rev. C 99, 054325 (2019) C.Muller-Gatermann, A.Dewald, C.Fransen, K.Auranen, H.Badran, M.Beckers, A.Blazhev, T.Braunroth, D.M.Cullen, G.Fruet, A.Goldkuhle, T.Grahn, P.T.Greenlees, A.Herzan, U.Jakobsson, D.Jenkins, J.Jolie, R.Julin, S.Juutinen, J.Konki, M.Leino, J.Litzinger, K.Nomura, J.Pakarinen, P.Peura, M.G.Procter, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, M.J.Taylor, J.Uusitalo, K.O.Zell Shape coexistence in 178Hg NUCLEAR REACTIONS 103Rh(78Kr, 2np), E=354 MeV; measured Eγ, Iγ, Eα, (recoil)γ- and αγ-coin, half-lives of levels in the yrast band by recoil-distance Doppler-shift method (RDDS) using RITU separator, JUROGAM II array, GREAT spectrometer and DPUNS plunger at the K-130 cyclotron facility of the University of Jyvaskyla. Recoil-decay tagging method. 178Hg; deduced high-spin levels, J, π, B(E2), transition quadrupole moments, quadrupole deformation parameter β2 and configuration-mixing features. Comparison with predictions of interacting boson model, mean-field model, and total routhian surface (TRS) calculations. Systematics of energy levels in A=172-204, even-A Hg isotopes. Systematics of transition quadrupole moments and kinetic moments of inertia for yrast states in 178,180,182,184Hg. RADIOACTIVITY 174,175,176Pt, 177,178,179Au, 177,178,179Hg(α)[from 103Rh(78Kr, X), E=354 MeV]; measured Eα correlated with ions.
doi: 10.1103/PhysRevC.99.054325
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
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
2019PE21 Phys.Rev. C 100, 054319 (2019) C.M.Petrache, B.F.Lv, A.Astier, E.Dupont, K.K.Zheng, P.T.Greenlees, H.Badran, T.Calverley, D.M.Cox, T.Grahn, J.Hilton, R.Julin, S.Juutinen, J.Konki, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, B.Cederwall, O.Aktas, A.Ertoprak, H.Liu, S.Guo, M.L.Liu, J.G.Wang, X.H.Zhou, I.Kuti, J.Timar, A.Tucholski, J.Srebrny, C.Andreoiu Highly deformed bands in Nd nuclei: New results and consistent interpretation within the cranked Nilsson-Strutinsky formalism NUCLEAR REACTIONS 100Mo(40Ar, 4n), (40Ar, 3n), E=152 MeV; measured Eγ, Iγ, γγ-coin using the JUROGAM II array at the K130 Cyclotron at the University of Jyvaskyla. 136,137Nd; deduced high-spin levels, J, π, highly-deformed rotational bands, configurations; calculated single-particle neutron Routhians. Comparison with extended cranked Nilsson-Strutinsky (CNS) calculations.
doi: 10.1103/PhysRevC.100.054319
2018AU01 Phys.Rev. C 97, 024301 (2018) K.Auranen, J.Uusitalo, S.Juutinen, H.Badran, F.Defranchi Bisso, D.Cox, T.Grahn, P.T.Greenlees, A.Herzan, U.Jakobsson, R.Julin, J.Konki, M.Leino, A.Lightfoot, M.J.Mallaburn, O.Neuvonen, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, Y.K.Wang Prompt and delayed spectroscopy of 203At: Observation of a shears band a 29/2+ isomeric state NUCLEAR REACTIONS 159Tb(48Ca, 4n), E=198 MeV; measured Eγ, Iγ, γ(θ), E(x ray), I(x ray), Eα, γγ- and (ce)γ-coin, recoil-gated γ singles, recoil-isomer decay tagged γ singles, prompt and delayed γ-ray spectra, half-lives of isomers, K/(L+M+) ratios using RITU separator, GREAT spectrometer, JUROGAM II array of 24 clover and 15 tapered Compton-suppressed Ge detectors at the K-130 cyclotron Accelerator Laboratory at the University of Jyvaskyla. 203At; deduced high-spin levels, J, π, multipolarities, B(E1), B(E2), B(M2), magnetic-dipole shears band, configurations. Comparison with TAC-CDFT calculations for the shears band. Energy systematics of N=110-126 odd-A At isotopes.
doi: 10.1103/PhysRevC.97.024301
2018CE02 Phys.Rev.Lett. 121, 022502 (2018) B.Cederwall, M.Doncel, O.Aktas, A.Ertoprak, R.Liotta, C.Qi, T.Grahn, D.M.Cullen, D.Hodge, M.Giles, S.Stolze, H.Badran, T.Braunroth, T.Calverley, D.M.Cox, Y.D.Fang, P.T.Greenlees, J.Hilton, E.Ideguchi, R.Julin, S.Juutinen, M.Kumar Raju, H.Li, H.Liu, S.Matta, V.Modamio, J.Pakarinen, P.Papadakis, J.Partanen, C.M.Petrache, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, P.Subramaniam, M.J.Taylor, J.Uusitalo, J.J.Valiente-Dobon Lifetime Measurements of Excited States in 172Pt and the Variation of Quadrupole Transition Strength with Angular Momentum NUCLEAR REACTIONS 92Mo(83Kr, 3n)172Pt, E=383 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, 2+ and 4+ lifetimes, B(E2). Comparison with systematics, Alaga rule.
doi: 10.1103/physrevlett.121.022502
2018GI11 Phys.Rev. C 98, 044315 (2018) M.M.Giles, D.M.Cullen, B.S.Nara Singh, D.Hodge, M.J.Taylor, M.J.Mallaburn, N.V.Sosnin, L.Barber, J.F.Smith, L.Capponi, M.Smolen, C.Scholey, P.Rahkila, T.Grahn, H.Badran, A.Girka, P.T.Greenlees, R.Julin, J.Konki, O.Nefodov, P.Ruotsalainen, M.Sandzelius, J.Saren, J.Sorri, S.Stolze, J.Uusitalo, J.Pakarinen, P.Papadakis, J.Partanen, T.Braunroth, G.G.O'Neill Lifetime measurements of lowest states in the in the νg7/2 (X) νh11/2 rotational band in 112I NUCLEAR REACTIONS 58Ni(58Ni, n3p), E=230 MeV; measured recoils, Eγ, Iγ, γγ-coin, level half-lives using a differential plunger device, and differential decay curve analysis using RITU for recoil separation, JUROGAM-II array for γ detection, and double-sided silicon strip detector for recoils at the K130 cyclotron facility of the University of Jyvaskyla. 112I; deduced high-spin levels, J, π, alignments, configurations. Comparison with previous experimental values.
doi: 10.1103/PhysRevC.98.044315
2018KO05 Phys.Rev. C 97, 024306 (2018) J.Konki, B.Sulignano, P.T.Greenlees, Ch.Theisen, K.Auranen, H.Badran, R.Briselet, D.M.Cox, F.Defranchi Bisso, J.Dobaczewski, T.Grahn, A.Herzan, R.-D.Herzberg, R.Julin, S.Juutinen, J.Khuyagbaatar, M.Leino, A.Lightfoot, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, M.Sandzelius, J.Saren, C.Scholey, Y.Shi, M.Smolen, J.Sorri, S.Stolze, J.Uusitalo In-beam spectroscopic study of 244Cf NUCLEAR REACTIONS 198Pt(48Ca, 2n), (48Ca, 3n), E=207, 208, 211, 213 MeV; measured evaporation residues and σ for 2n and 3n channels by TOF and ΔE, excitation functions, Eγ, Iγ, γγ-coin, Eα, Iα, recoil-α, and recoil-α-γ correlated events, using RITU separator, GREAT spectrometer, JUROGAM-II array of 24 clover-type and 15 either Phase-I- or GASP-type Compton-suppressed Ge detectors at the K=130 MeV cyclotron facility of University of Jyvaskyla. Recoil-decay tagging method. 244Cf; deduced high-spin levels, J, π, yrast rotational band up to (20+), moment of inertia plots, Harris expansion used to deduce energies of the first 2+ and 4+ states. Comparison with available calculations. Systematics of yrast levels and moment of inertia in 238U, 240Pu, 242Cm, 244Cf and 246Fm. RADIOACTIVITY 243,244Cf(α)[from 198Pt(48Ca, 2n), (48Ca, 3n), E=207, 208, 211, 213 MeV]; measured Eα, Iα, (recoil)α-coin, half-lives of ground states of 243Cf and 244Cf; deduced branching ratio for α-decay mode of 244Cf. Comparison with earlier experimental values.
doi: 10.1103/PhysRevC.97.024306
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
2018LV01 Phys.Rev. C 98, 044304 (2018) B.F.Lv, C.M.Petrache, A.Astier, E.Dupont, A.Lopez-Martens, P.T.Greenlees, H.Badran, T.Calverley, D.M.Cox, T.Grahn, J.Hilton, R.Julin, S.Juutinen, J.Konki, M.Leino, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, A.Herzan, B.Cederwall, A.Ertoprak, H.Liu, S.Guo, M.L.Liu, Y.H.Qiang, J.G.Wang, X.H.Zhou, I.Kuti, J.Timar, A.Tucholski, J.Srebrny, C.Andreoiu Evolution from γ-soft to stable triaxiality in 136Nd as a prerequisite of chirality NUCLEAR REACTIONS 100Mo(40Ar, 4n), E=152 MeV; measured Eγ, Iγ, recoils, γγ-coin, and γγ(θ)(DCO) using JUROGAM II array for prompt γ detection, RITU separator for recoils, and GREAT detector array for recoil and delayed γ detection at the K130 cyclotron of the University of Jyvaskyla. 136Nd; deduced high-spin levels, J, π, multipolarities, bands, dipole bands, configurations, alignments, single-particle and collective excitations, and deformation of bands. Comparison with cranked Nilsson-Strutinski (CNS) calculations.
doi: 10.1103/PhysRevC.98.044304
2018MU02 Phys.Rev. C 97, 024336 (2018) C.Muller-Gatermann, A.Dewald, C.Fransen, T.Braunroth, J.Jolie, J.Litzinger, J.M.Regis, F.von Spee, N.Warr, K.O.Zell, T.Grahn, P.T.Greenlees, K.Hauschild, U.Jakobsson, R.Julin, S.Juutinen, S.Ketelhut, P.Nieminen, M.Nyman, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, P.Petkov Low-lying electromagnetic transition strengths in 180Pt NUCLEAR REACTIONS 98Mo(86Kr, 4n), E=380 MeV from the K-130 cyclotron of University of Jyvaskyla; measured Eγ, Iγ, γγ-coin using JUROGAM II array, level half-lives by recoil-distance Doppler-shift method (RDDM) using DPUNS plunger, and differential decay-curve analysis. 168Yb(16O, 4n), E=88 MeV from FN tandem at University of Cologne; measured Eγ, Iγ, γγ(t), level half-lives by fast electronic timing technique using Horus cube spectrometer consisting of eight LaBr3(Ce) scintillators and eight HPGe detectors. 180Pt; deduced levels, J, π, B(E2). Comparison with predictions of interacting boson model (IBM-1) and general collective model (GCM) calculations.
doi: 10.1103/PhysRevC.97.024336
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
2018PE07 Phys.Rev. C 97, 041304 (2018) C.M.Petrache, B.F.Lv, A.Astier, E.Dupont, Y.K.Wang, S.Q.Zhang, P.W.Zhao, Z.X.Ren, J.Meng, 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, S.Matta, P.Subramaniam, S.Guo, M.L.Liu, X.H.Zhou, K.L.Wang, I.Kuti, J.Timar, A.Tucholski, J.Srebrny, C.Andreoiu Evidence of chiral bands in even-even nuclei NUCLEAR REACTIONS 100Mo(40Ar, 4n), E=152 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using JUROGAM II array at the K130 Cyclotron facility of the University of Jyvaskyla. 136Nd; deduced high-spin levels, J, π, bands, five pairs of nearly degenerate chiral doublet bands, B(M1)/B(E2), configurations, quasiparticle alignments. Comparison with theoretical calculations using three-dimensional tilted axis cranking covariant density functional theory (3D TAC-CDFT), TAC-CDFT, and multi-quasiparticle particle-rotor model (MQ-PRM). Complete level scheme and bands to appear in a forthcoming paper.
doi: 10.1103/PhysRevC.97.041304
2017AU05 Phys.Rev. C 95, 044311 (2017) K.Auranen, J.Uusitalo, S.Juutinen, H.Badran, F.Defranchi Bisso, D.Cox, T.Grahn, P.T.Greenlees, A.Herzan, U.Jakobsson, R.Julin, J.Konki, M.Leino, A.Lightfoot, M.Mallaburn, O.Neuvonen, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze Experimental study of isomeric intruder 1/2+ states in 197, 203At NUCLEAR REACTIONS 159Tb(48Ca, 4n)203At, E=198 MeV; 165Ho(36Ar, 4n), E=173 MeV; measured Eγ, Iγ, γγ-coin, (recoil)(electron)γ(t), γ(θ), E(x ray), I(x ray), Eα, Iα, ce, half-life of 1/2+ isomer in 203At, recoil-decay and recoil-isomer decay tagging methods using RITU separator, GREAT spectrometer and JUROGAM II array at the K-130 cyclotron facility of Jyvaskyla. 197,203At; deduced levels, J, π, 1/2+ states, conversion coefficients, multipolarities, configurations. Systematics of moment of inertia plots, and energies of 1/2+ to 15/2+ states in 195,197,199,201,203At, 198Rn, 196Po, 191,193Bi isotopes. RADIOACTIVITY 193Bi, 196,197,197m,198,202Po, 196,197,197m,198,202,203,204At(α)[from 159Tb(48Ca, 4n)203At, E=198 MeV and 165Ho(36Ar, 4n), E=173 MeV reactions]; observed α-spectra.
doi: 10.1103/PhysRevC.95.044311
2017BA46 Phys.Rev. C 96, 064314 (2017) H.Badran, C.Scholey, J.Uusitalo, K.Auranen, T.Grahn, P.T.Greenlees, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, M.J.Mallaburn, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, M.Sandzelius, J.Saren, J.Sorri, S.Stolze Decay spectroscopy of 17982Pb97 and evidence for a 9/2- intruder state in 17981Tl98 RADIOACTIVITY 179,179mTl(α)[from 104Pd(78Kr, 2np), E=358 MeV]; 175,175mAu(α)[from 179Tl α decay]; 179Pb(α)[from 104Pd(78Kr, 3n), E=358 MeV]; 175Hg(α)[from 179Pb α decay]; measured production σ for 179Pb, Eα, Iα, Eγ, Iγ, E(x rays), I(x rays), recoil-αγ-coin, recoil-αα-coin, recoil-α-α-α correlations using RITU separator and GREAT spectrometer at the accelerator laboratory of University of Jyvaskyla; deduced hindrance factors and α-reduced widths. 179,179mTl, 179Pb, 175,175mAu, 175Hg; deduced half-lives for decays. 175Hg; deduced levels, J, π. 179Pb; search for 13/2+ (νi13/2) isomer in the 180-300 keV excitation range proved negative. 179Tl; deduced new (9/2-) isomer, γ-cascade, energy, half-life, γ-multipolarities from recoil-γ-α and recoil-ce-α correlations. Systematics of 9/2-, 3/2+, and 11/2- states relative to 1/2+ ground state in 177,179,181,183,185,187,189,191,193,195,197,199,201Tl. 178,179Au, 174,176Pt, 176,177,178,179,180Hg(α); observed α lines in recoil-α correlated spectrum vetoed by the gas counter (MWPC) and planar Ge detector.
doi: 10.1103/PhysRevC.96.064314
2017DO06 Phys.Rev. C 95, 044321 (2017) M.Doncel, B.Cederwall, C.Qi, H.Li, U.Jakobsson, K.Auranen, S.Bonig, M.C.Drummond, T.Grahn, P.T.Greenlees, A.Herzan, D.T.Joss, R.Julin, S.Juutinen, J.Konki, T.Kroll, M.Leino, C.McPeake, D.O'Donnell, R.D.Page, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, C.Scholey, J.Sorri, S.Stolze, M.J.Taylor, A.Thornthwaite, J.Uusitalo Lifetime measurements of excited states in 162W and 164W and the evolution of collectivity in rare-earth nuclei NUCLEAR REACTIONS 92Mo(78Kr, 2α), (78Kr, 2pα), E=380 MeV; measured Eγ, half-lives of the first 2+ states by recoil-distance Doppler-shift (RDDS) method using DPUNS differential plunger device and RITU separator at Jyvaskyla K-130 cyclotron facility. 162,164W; deduced levels, B(E2) for the first 2+ states. Comparison with systematics of B(E2) values for neighboring nuclei, and with theoretical calculations.
doi: 10.1103/PhysRevC.95.044321
2017DO12 Phys.Rev. C 96, 051304 (2017) M.Doncel, T.Back, C.Qi, D.M.Cullen, D.Hodge, B.Cederwall, M.J.Taylor, M.Procter, M.Giles, K.Auranen, T.Grahn, P.T.Greenlees, U.Jakobsson, R.Julin, S.Juutinen, A.Herzan, J.Konki, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo Spin-dependent evolution of collectivity in 112Te NUCLEAR REACTIONS 58Ni(58Ni, 4p), E not given; measured Eγ, Iγ, γγ-coin, level half-lives by recoil distance Doppler-shift (RDDS) method using Jurogam II detector array, RITU gas-filled recoil separator, and differential plunger for unbound nuclear states (DPUNS) at the Cyclotron Accelerator Laboratory of University of Jyvaskyla. 112Te; deduced levels, J, π, B(E2) for the first 2+, 4+ and 6+ states, E(4+)/E(2+), E(6+)/E(2+) ratios; calculated potential-energy surfaces. Comparison with shell-model calculations. Systematics of B(E2) for the first 2+, 4+ and 6+ states in 112,114,118,120,122,124Te.
doi: 10.1103/PhysRevC.96.051304
2017HE12 Phys.Rev. C 96, 014301 (2017) A.Herzan, S.Juutinen, K.Auranen, T.Grahn, P.T.Greenlees, K.Hauschild, U.Jakobsson, R.Julin, S.Ketelhut, M.Leino, A.Lopez-Martens, T.Lonnroth, P.Nieminen, M.Nyman, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.M.K.Slotte, J.Sorri, S.Stolze, J.Uusitalo Detailed spectroscopy of 195Bi NUCLEAR REACTIONS 159Tb(40Ar, 4n)195Bi, E=175 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), integrated polarizational-directional correlation from oriented nuclei (IPDCO), conversion coefficients from recoil-gated Ge and PIN diode spectra, half-lives of the isomers by (recoils)γ(t) using recoil-tagging techniques, RITU separator, JUROGAM II array, GREAT focal plane spectrometer at the K=130 cyclotron facility of the University of Jyvaskyla. 195Bi; deduced high-spin levels, J, π, multipolarities, B(E1), B(E2), B(M1)/B(E2), bands, superdeformed band, alignments, configurations, shape coexistence. Systematics of excited states in A=191-207, odd-A Bi isotopes. Systematics of B(E2) values for isomeric states in 193,195Bi, 192,194,196Pb, and 199,201,205At.
doi: 10.1103/PhysRevC.96.014301
2017KO02 Phys.Lett. B 764, 265 (2017) J.Konki, J.Khuyagbaatar, J.Uusitalo, P.T.Greenlees, K.Auranen, H.Badran, M.Block, R.Briselet, D.M.Cox, M.Dasgupta, A.Di Nitto, Ch.E.Dullmann, T.Grahn, K.Hauschild, A.Herzan, R.-D.Herzberg, F.P.Hessberger, D.J.Hinde, R.Julin, S.Juutinen, E.Jager, B.Kindler, J.Krier, M.Leino, B.Lommel, A.Lopez-Martens, D.H.Luong, M.Mallaburn, K.Nishio, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, K.Rezynkina, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, B.Sulignano, Ch.Theisen, A.Ward, A.Yakushev, V.Yakusheva Towards saturation of the electron-capture delayed fission probability: The new isotopes 240Es and 236Bk RADIOACTIVITY 240Es(EC), (α), 236Bk(EC) [from 209Bi(34S, 3n)240Es, E=174, 178 MeV]; measured decay products, Eα, Iα; deduced T1/2, branching ratios, electron-capture delayed fission (ECDF) probability. Comparison with available data.
doi: 10.1016/j.physletb.2016.11.038
2017LO13 Phys.Rev. C 96, 034315 (2017) Ch.Lorenz, L.G.Sarmiento, D.Rudolph, D.E.Ward, M.Block, F.P.Hessberger, D.Ackermann, L.-L.Andersson, M.L.Cortes, C.Droese, M.Dworschak, M.Eibach, U.Forsberg, P.Golubev, R.Hoischen, I.Kojouharov, J.Khuyagbaatar, D.Nesterenko, I.Ragnarsson, H.Schaffner, L.Schweikhard, S.Stolze, J.Wenzl Quantum-state-selective decay spectroscopy of 213Ra RADIOACTIVITY 213Ra(α), (EC), (β+)[from 170Er(48Ca, 5n), E=4.30 MeV/nucleon using velocity filter SHIP and SHIPTRAP Penning trap at GSI UNILAC facility]; 209Rn(α), (EC), (β+)[from 213Ra α decay]; 213Fr(α), (EC), (β+)[from 213Ra EC decay]; 209At(α), (EC), (β+)[from 209Rn EC decay]; measured Eα, Iα, Eγ, Iγ, αγ-coin, (x ray)α-coin, α and EC+β+ branching ratios using TASISpec setup at GSI. GEANT4 simulations. 209Rn; deduced levels, α feedings, γ-ray branching ratios, multipolarity. Comparison with evaluated data, and Nilsson-Strutinsky and shell-model calculations. 209Rn; calculated levels, J, π using shell model with pbpop interaction, total energy surface in (ϵ2, ϵ4) plane, and compared with experimental data, and other theoretical calculations.
doi: 10.1103/PhysRevC.96.034315
2017MA12 Phys.Rev. C 95, 034304 (2017); Erratum Phys.Rev. C 98, 019902 (2018) G.Maquart, L.Augey, L.Chaix, I.Companis, C.Ducoin, J.Dudouet, D.Guinet, G.Lehaut, C.Mancuso, N.Redon, O.Stezowski, A.Vancraeyenest, A.Astier, F.Azaiez, S.Courtin, D.Curien, I.Deloncle, O.Dorvaux, G.Duchene, B.Gall, T.Grahn, P.Greenlees, A.Herzan, K.Hauschild, U.Jakobsson, P.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, A.Lopez-Martens, P.Nieminen, P.Petkov, P.Peura, M.-G.Porquet, P.Rahkila, S.Rinta-Antila, M.Rousseau, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo Backbending in the pear-shaped 22390Th nucleus: Evidence of a high-spin octupole to quadrupole shape transition in the actinides NUCLEAR REACTIONS 208Pb(18O, 3n), E=85 MeV; measured Eγ, Iγ, γγ-coin, angular distribution ADO ratios using EUROBALL IV array at IReS-Strasbourg Vivitron facility. 223Th; deduced high-spin levels, J, π, multipolarity, alternating-parity reflection-symmetric bands classified in terms of simplex quantum numbers, backbending, alignments, high-spin octupole to quadrupole shape transition. Systematics of splitting between states with opposite parity within the same rotational band in 221,223,225Th.
doi: 10.1103/PhysRevC.95.034304
2017MI01 Eur.Phys.J. A 53, 24 (2017) A.K.Mistry, R.-D.Herzberg, P.T.Greenlees, P.Papadakis, K.Auranen, P.A.Butler, D.M.Cox, A.B.Garnsworthy, T.Grahn, K.Hauschild, U.Jakobsson, D.T.Joss, R.Julin, S.Ketelhut, J.Konki, M.Leino, A.Lopez-Martens, R.D.Page, J.Pakarinen, P.Peura, P.Rahkila, M.Sandzelius, C.Scholey, J.Simpson, D.Seddon, J.Sorri, S.Stolze, J.Thornhill, J.Uusitalo, D.Wells In-beam study of 253No using the SAGE spectrometer NUCLEAR REACTIONS 207Pb(48Ca, 2n), E not given; measured neutrons, prompt γ rays, X-rays, electrons, evaporation residues. 253No deduced α-decay T1/2, ICC, B(M1)/B(E2), dynamic model of inertia.
doi: 10.1140/epja/i2017-12215-8
2017SA47 Phys.Rev. C 96, 021301 (2017) B.Saygi, D.T.Joss, R.D.Page, T.Grahn, J.Simpson, D.O'Donnell, G.Alharshan, K.Auranen, T.Back, S.Boening, T.Braunroth, R.J.Carroll, B.Cederwall, D.M.Cullen, A.Dewald, M.Doncel, L.Donosa, M.C.Drummond, F.Ertugral, S.Erturk, C.Fransen, P.T.Greenlees, M.Hackstein, K.Hauschild, A.Herzan, U.Jakobsson, P.M.Jones, R.Julin, S.Juutinen, J.Konki, T.Kroll, M.Labiche, A.Lopez-Martens, C.G.McPeake, F.Moradi, O.Moller, M.Mustafa, P.Nieminen, J.Pakarinen, J.Partanen, P.Peura, M.Procter, P.Rahkila, W.Rother, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, M.J.Taylor, A.Thornthwaite, J.Uusitalo Reduced transition probabilities along the yrast line in 166W NUCLEAR REACTIONS 92Mo(78Kr, 4p), E=380 MeV; measured Eγ, Iγ, γγ-coin correlated with implanted recoils, level half-lives by recoil-distance and differential decay curve method (DDCM) using RITU gas-filled separator, GREAT focal-plane spectrometer, DPUNS plunger system and JURGAM-II array at Jyvaskyla accelerator facility. 166W; deduced levels, J, π, yrast band, B(E2), B(E2) ratios and compared with theoretical predictions for an axially deformed rotor. Systematics of energies and B(E2) values for the first 2+, 4+ and 6+ states in A=160-190 even-A W isotopes.
doi: 10.1103/PhysRevC.96.021301
2017VE03 Phys.Rev. C 95, 061302 (2017) M.Venhart, F.A.Ali, W.Ryssens, J.L.Wood, D.T.Joss, A.N.Andreyev, K.Auranen, B.Bally, M.Balogh, M.Bender, R.J.Carroll, J.L.Easton, P.T.Greenlees, T.Grahn, P.-H.Heenen, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, D.Klc, J.Konki, E.Lawrie, M.Leino, V.Matousek, C.G.McPeake, D.O'Donnell, R.D.Page, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, M.Sedlak, C.Scholey, J.Sorri, S.Stolze, A.Thornthwaite, J.Uusitalo, M.Veselsky De-excitation of the strongly coupled band in 177Au and implications for core intruder configurations in the light Hg isotopes NUCLEAR REACTIONS 92Mo(88Sr, 2np), E=399 MeV; measured reaction products, Eγ, Iγ, (ion implants)γ-coin, γγ-coin, γγ(θ)(DCO), α-decay tagging method using Jurogam-II array, GREAT spectrometer, and RITU gas-filled separator at the K=130 MeV cyclotron facility of the University of Jyvaskyla. 177Au; deduced high-spin levels, conversion coefficients, multipolarity, J, π, bands, configuration. Comparisons with cranked Hartree-Fock-Bogoliubov (HFB) calculations based on Skyrme energy functionals, and with the structures of 187Au and 178Hg nuclei.
doi: 10.1103/PhysRevC.95.061302
2016BA60 Phys.Rev. C 94, 054301 (2016) H.Badran, C.Scholey, K.Auranen, T.Grahn, P.T.Greenlees, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, M.Mallaburn, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, M.Sandzelius, J.Saren, J.Sorri, S.Stolze, J.Uusitalo Confirmation of the new isotope 178Pb RADIOACTIVITY 178Pb(α)[from 104Pd(78Kr, 4n), E=358 MeV using K-130 cyclotron at Jyvaskyla]; measured Eα, αα-correlations in the α decay chain 178Pb -> 174Hg -> 170Pt -> 166Os -> 162W -> 158Hf, half-life of 178Pb decay; deduced Q(α), reduced width and hindrance factor. Comparison with theoretical calculations using the Coulomb and proximity potential model. Systematics of experimental and theoretical α-decay widths and spectroscopic factors for N=88-112, Z=78, 80, 82 nuclei. 175,176Hg, 177Tl, 179mTl, 179Pb(α); observed α peaks from contaminants.
doi: 10.1103/PhysRevC.94.054301
2016CA15 Phys.Rev. C 93, 034307 (2016) R.J.Carroll, R.D.Page, D.T.Joss, D.O'Donnell, J.Uusitalo, I.G.Darby, K.Andgren, K.Auranen, S.Bonig, B.Cederwall, M.Doncel, M.C.Drummond, S.Eeckhaudt, T.Grahn, C.Gray-Jones, P.T.Greenlees, B.Hadinia, A.Herzan, U.Jakobsson, P.M.Jones, R.Julin, S.Juutinen, J.Konki, T.Kroll, M.Leino, A.-P.Leppanen, C.McPeake, M.Nyman, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, J.Revill, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, C.Scholey, D.Seweryniak, J.Simpson, J.Sorri, S.Stolze, M.J.Taylor, A.Thornthwaite Excited states in the proton-unbound nuclide 158Ta RADIOACTIVITY 166Ir, 162Re, 158Ta(α)[166Ir from 92Mo(78Kr, X), E=380 MeV using RITU separator at Jyvaskyla; 162Re and 158Ta from α decay chain]; measured Eα, Eγ, αγ-coin, α(implanted ion) correlations. 158Ta; deduced levels, J, π. 167Ir, 165,166Os(α); observed α spectrum. NUCLEAR REACTIONS 102Pd(58Ni, np), E=255 MeV; measured Eγ, Iγ, Eα from g.s. and 19- isomer, γγ-coin, prompt and delayed γ rays, γ(implant) correlations using RITU separator, GREAT spectrometer and JUROGAM array at Jyvaskyla. 158Ta; deduced high-spin levels, J, π, isomer, conversion coefficients, multipolarity, configurations. Systematics of levels in N=85 isotones relative to 7/2- in odd-A and 9+ and 10+ in even-A isotopes of 149Gd, 151Dy, 153Er, 155Yb, 157Hf, 159W, 150Tb, 152Ho, 154Tm, 156Lu, 158Ta, 160Re. Discussed proton emission from excited states.
doi: 10.1103/PhysRevC.93.034307
2016CA33 Phys.Rev. C 94, 024314 (2016) L.Capponi, J.F.Smith, P.Ruotsalainen, C.Scholey, P.Rahkila, K.Auranen, L.Bianco, A.J.Boston, H.C.Boston, D.M.Cullen, X.Derkx, M.C.Drummond, T.Grahn, P.T.Greenlees, L.Grocutt, B.Hadinia, U.Jakobsson, D.T.Joss, R.Julin, S.Juutinen, M.Labiche, M.Leino, K.G.Leach, C.McPeake, K.F.Mulholland, P.Nieminen, D.O'Donnell, E.S.Paul, P.Peura, M.Sandzelius, J.Saren, B.Saygi, J.Sorri, S.Stolze, A.Thornthwaite, M.J.Taylor, J.Uusitalo Direct observation of the 114Ba → 110Xe → 106Te → 102Sn triple α-decay chain using position and time correlations RADIOACTIVITY 114Ba, 110Xe, 106Te(α)[114Ba from 58Ni(58Ni, 2n), E=210 MeV using RITU recoil separator, 110Xe and 106Te from descendents of 114Ba decay]; measured Eα, Iα, three successive α-decay correlated events, half-lives of decays of 114Ba, 110Xe and 106Te, reaction cross section at K130 cyclotron facility of University of Jyvaskyla; deduced Q(α), Q(12C), α-decay mode branching ratios, reduced α-decay widths.
doi: 10.1103/PhysRevC.94.024314
2016DE29 Phys.Rev. C 94, 054311 (2016) D.M.Debenham, M.A.Bentley, P.J.Davies, T.Haylett, D.G.Jenkins, P.Joshi, L.F.Sinclair, R.Wadsworth, P.Ruotsalainen, J.Henderson, K.Kaneko, K.Auranen, H.Badran, T.Grahn, P.Greenlees, A.Herzaan, U.Jakobsson, J.Konki, R.Julin, S.Juutinen, M.Leino, J.Sorri, J.Pakarinen, P.Papadakis, P.Peura, J.Partanen, P.Rahkila, M.Sandzelius, J.Saren, C.Scholey, S.Stolze, J.Uusitalo, H.M.David, G.de Angelis, W.Korten, G.Lotay, M.Mallaburn, E.Sahin Spectroscopy of 70Kr and isospin symmetry in the T=1 fpg shell nuclei NUCLEAR REACTIONS 40Ca(32S, 2n), E=88 MeV; measured Eγ, (recoil)βγ-correlated events, half-life of 70Kr decay using JUROGAM II array at K130 cyclotron facility in Jyvaskyla. Recoil-β tagging method. 70Kr; deduced levels, J, π, triplet energy differences (TED) and mirror energy differences (MED). Comparison with shell model calculations. Systematics of TED and MED in even A=66, 70, 74 and 78 fpg shell nuclei.
doi: 10.1103/PhysRevC.94.054311
2016GR15 Phys.Rev. C 94, 044327 (2016) T.Grahn, S.Stolze, D.T.Joss, R.D.Page, B.Saygi, D.O'Donnell, M.Akmali, K.Andgren, L.Bianco, D.M.Cullen, A.Dewald, P.T.Greenlees, K.Heyde, H.Iwasaki, U.Jakobsson, P.Jones, D.S.Judson, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, N.Lumley, P.J.R.Mason, O.Moller, K.Nomura, M.Nyman, A.Petts, P.Peura, N.Pietralla, Th.Pissulla, P.Rahkila, P.J.Sapple, J.Saren, C.Scholey, J.Simpson, J.Sorri, P.D.Stevenson, J.Uusitalo, H.V.Watkins, J.L.Wood Excited states and reduced transition probabilities in 168Os NUCLEAR REACTIONS 92Mo(78Kr, 2p), E=335, 345, 348 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin, level half-lives by recoil-distance method using a plunger device, RITU separator, GREAT spectrometer, JUROGAM array at Jyvaskyla accelerator facility. 168Os; deduced high-spin levels, J, π, bands, B(E2), B(E1), transition quadrupole and dipole moments. Comparisons with interacting boson model (IBM-2) calculations based on the SkM* energy-density functional. Systematics of ground bands, and excited positive-parity level energies up to 8+ in 168,170,172,174,176,178,180,182,184Os.
doi: 10.1103/PhysRevC.94.044327
2016GR17 Eur.Phys.J. A 52, 340 (2016) T.Grahn, J.Pakarinen, L.Jokiniemi, M.Albers, K.Auranen, C.Bauer, C.Bernards, A.Blazhev, P.A.Butler, S.Bonig, A.Damyanova, T.De Coster, H.De Witte, J.Elseviers, L.P.Gaffney, M.Huyse, A.Herzan, U.Jakobsson, R.Julin, N.Kesteloot, J.Konki, Th.Kroll, L.Lewandowski, K.Moschner, P.Peura, M.Pfeiffer, D.Radeck, P.Rahkila, E.Rapisarda, P.Reiter, K.Reynders, M.Rudiger, M.-D.Salsac, S.Sambi, M.Scheck, M.Seidlitz, B.Siebeck, T.Steinbach, S.Stolze, J.Suhonen, P.Thoele, M.Thurauf, N.Warr, P.Van Duppen, M.Venhart, M.J.Vermeulen, V.Werner, M.Veselsky, A.Vogt, K.Wrzosek-Lipska, M.Zielinska Collective 2+1 excitations in 206Po and 208, 210Rn NUCLEAR REACTIONS 104Pd, 114Cd(206Po, x), E=2.85 MeV/nucleon;104Pd, 114Cd(208Rn, x), (210Rn, x), E=2.82 MeV/nucleon; measured Coulomb excitation Eγ, Iγ, γγ-coin using MINIBALL γ spectrometer, scattered projectiles and target recoils using annular double-sided Si strip detectors (CD), time difference between MINIBALL γ's and CD data; deduced γ ray energy spectra, diagonal vs transitional matrix element, B(E2); calculated B(E2) using QRPA.
doi: 10.1140/epja/i2016-16340-6
2016HO16 Phys.Rev. C 94, 034321 (2016) D.Hodge, D.M.Cullen, M.J.Taylor, B.S.Nara Singh, L.S.Ferreira, E.Maglione, J.F.Smith, C.Scholey, P.Rahkila, T.Grahn, T.Braunroth, H.Badran, L.Capponi, A.Girka, P.T.Greenlees, R.Julin, J.Konki, M.Mallaburn, O.Nefodov, G.G.O'Neill, J.Pakarinen, P.Papadakis, J.Partanen, P.Ruotsalainen, M.Sandzelius, J.Saren, M.Smolen, J.Sorri, S.Stolze, J.Uusitalo Deformation of the proton emitter 113CS from electromagnetic transition and proton-emission rates NUCLEAR REACTIONS 58Ni(58Ni, 2np), E=230 MeV; measured Eγ, Iγ, proton-tagged γ spectra, Ep, Ip, half-life of 113Cs proton decay, level half-lives by recoil-decay-tagged differential-plunger combined with differential decay curve method (DDCM) using RITU separator, JUROGAM-II array and GREAT spectrometer at Jyvaskyla K130 cyclotron facility. Recoil-decay tagging method. 113Cs; deduced levels, J, B(E2), deformation of the proton-emitting ground state. Nonadiabatic quasiparticle model calculations.
doi: 10.1103/PhysRevC.94.034321
2016JA07 Yuan.Wul.Ping. 33, 141 (2016); Nucl.Phys.Rev. 33, 141 (2016) U.Jakobsson, J.Uusitalo, K.Auranen, H.Badran, B.Cederwall, D.M.Cox, T.Grahn, P.T.Greenlees, R.Julin, S.Juutinen, A.Herzan, J.Konki, M.Leino, M.Mallaburn, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze Spectroscopy of Low-lying States in Odd-Z Odd-A Nuclei Beyond Lead RADIOACTIVITY 199,201At, 203,205Fr(IT); measured decay products, Eγ, Iγ; deduced level energies, J, π.
doi: 10.11804/NuclPhysRev.33.02.141
2016LI13 Phys.Rev. C 93, 034309 (2016) H.J.Li, B.Cederwall, M.Doncel, J.Peng, Q.B.Chen, S.Q.Zhang, P.W.Zhao, J.Meng, T.Back, U.Jakobsson, K.Auranen, S.Bonig, M.Drummond, T.Grahn, P.Greenlees, A.Herzan, D.T.Joss, R.Julin, S.Juutinen, J.Konki, T.Kroll, M.Leino, C.McPeake, D.O'Donnell, R.D.Page, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, C.Scholey, J.Sorri, S.Stolze, M.J.Taylor, A.Thornthwaite, J.Uusitalo, Z.G.Xiao Lifetime measurements in 166Re: Collective versus magnetic rotation NUCLEAR REACTIONS 92Mo(78Kr, n3p), E=380 MeV; measured Eγ, Iγ, recoil-gated γγ-coin, level half-lives by recoil distance Doppler-shift (RDDS) method and differential decay-curve analysis using JUROGAM-II array for γ detection, RITU separator, and GREAT spectrometer at Jyvaskyla accelerator facility. 166Re; deduced high-spin levels, J, π, B(M1), B(E2), B(E1), B(M1)/B(E2) configurations, alignments; discussed collective versus magnetic rotation; calculated total Routhian surface plot. Tilted-axis cranking calculations based on a relativistic mean-field approach (TAC-RMF).
doi: 10.1103/PhysRevC.93.034309
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
2015AU01 Phys.Rev. C 91, 024324 (2015); Erratum Phys.Rev. C 92, 039901 (2015) K.Auranen, J.Uusitalo, S.Juutinen, U.Jakobsson, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, R.Julin, J.Konki, M.Leino, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze Spectroscopy of 201At including the observation of a shears band and the 29/2+ isomeric state NUCLEAR REACTIONS 165Ho(40Ar, 4n)201At, E=172 MeV; measured Eα, Eγ, Iγ, γγ-, (ce)γ-, (recoil)γ-coin, isomer half-life by (recoil)γγ(t), γ(θ) using RITU separator and JUROGAMII array at Jyvaskyla accelerator facility. 201At; deduced high-spin levels, J, π, K/(L+M+..) ratios, multipolarity, B(M1)/B(E2), B(E2), B(E3), configurations, magnetic-dipole rotational (shears) band. Systematics of energies and B(M1)/B(E2) values in N=110-126, odd-A At and even-A Po nuclei.
doi: 10.1103/PhysRevC.91.024324
2015DA12 Phys.Rev.Lett. 115, 132502 (2015) H.M.David, J.Chen, D.Seweryniak, F.G.Kondev, J.M.Gates, K.E.Gregorich, I.Ahmad, M.Albers, M.Alcorta, B.B.Back, B.Baartman, P.F.Bertone, L.A.Bernstein, C.M.Campbell, M.P.Carpenter, C.J.Chiara, R.M.Clark, M.Cromaz, D.T.Doherty, G.D.Dracoulis, N.E.Esker, P.Fallon, O.R.Gothe, J.P.Greene, P.T.Greenlees, D.J.Hartley, K.Hauschild, C.R.Hoffman, S.S.Hota, R.V.F.Janssens, T.L.Khoo, J.Konki, J.T.Kwarsick, T.Lauritsen, A.O.Macchiavelli, P.R.Mudder, C.Nair, Y.Qiu, J.Rissanen, A.M.Rogers, P.Ruotsalainen, G.Savard, S.Stolze, A.Wiens, S.Zhu Decay and Fission Hindrance of Two- and Four-Quasiparticle K Isomers in 254Rf NUCLEAR REACTIONS 206Pb(50Ti, 2n)254Rf, E=242.5 MeV; measured reaction products, Eγ, Iγ, Eβ, Iβ; deduced energy levels, J, π, isomer T1/2, unprecedented fission hindrance relative to the ground state. Comparison with multiquasiparticle calculations.
doi: 10.1103/PhysRevLett.115.132502
2015DO04 Phys.Rev. C 91, 061304 (2015) M.Doncel, T.Back, D.M.Cullen, D.Hodge, C.Qi, B.Cederwall, M.J.Taylor, M.Procter, K.Auranen, T.Grahn, P.T.Greenlees, U.Jakobsson, R.Julin, S.Juutinen, A.Herzan, J.Konki, M.Leino, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo Lifetime measurement of the first excited 2+ state in 112Te NUCLEAR REACTIONS 58Ni(58Ni, 4p), E=250 MeV; measured Eγ, Iγ, γγ-coin, half-life of the first 2+ state by RDDS method using RITU gas-filled recoil separator, and Differential Plunger DPUNS, Jurogam II array at JYFL accelerator facility. 112Te; deduced level, B(E2) for the first 2+ state. Comparison with shell-model calculations. Systematics of experimental and theoretical values of B(E2) for first 2+ states in 104,106,108,110,112,114,116,118,120,122,124,126,128,130,132Te.
doi: 10.1103/PhysRevC.91.061304
2015HO14 Phys.Rev. C 92, 054312 (2015) D.Hodge, D.M.Cullen, M.J.Taylor, M.G.Procter, P.Nieminen, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, U.Jakobsson, P.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, A.Lopez-Martens, J.Partanen, P.Peura, P.Rahkila, S.Rinta-Antila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo Identification of a dipole band above the Iπ = 31/2- isomeric state in 189Pb NUCLEAR REACTIONS 106Pd(86Kr, 3n), 106Pd(86Kr, 2np), E=355 MeV; measured Eγ, Iγ, γγ, x rays, recoil-isomer-tagged prompt γγ-coin and prompt-delayed and delayed-delayed γγ-coin, angular intensity ratios using RITU separator, GREAT spectrometer and JUROGAM-II array at Jyvaskyla. 189Pb, 189Tl; deduced high-spin levels, J, π, isomer, dipole band, conversion coefficients, multipolarities, configuration, and alignments. Systematics of dipole bands in 189,191,193,195,197,199Pb, and differences in the proton/neutron-hole interaction.
doi: 10.1103/PhysRevC.92.054312
2015LI24 Phys.Rev. C 92, 014326 (2015) H.J.Li, B.Cederwall, T.Back, C.Qi, M.Doncel, U.Jakobsson, K.Auranen, S.Bonig, M.C.Drummond, T.Grahn, P.Greenlees, A.Herzan, R.Julin, S.Juutinen, J.Konki, T.Kroll, M.Leino, C.McPeake, D.O'Donnell, R.D.Page, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, C.Scholey, J.Sorri, S.Stolze, M.J.Taylor, A.Thornthwaite, J.Uusitalo, Z.G.Xiao Recoil-decay tagging spectroscopy of 16274W88 NUCLEAR REACTIONS 92Mo(78Kr, 2α), E=380 MeV; measured Eγ, Iγ, Eα, Iα, αγ-, γγ-coin, (recoil)αα-correlations, level half-lives using JUROGAM-II array, RITU separator and GREAT spectrometer at K-130 cyclotron facility of University of Jyvaskyla. Recoil-decay tagging method. 162W; deduced high-spin levels, J, π, multipolarity, yrast band, configuration, Routhians, alignments; calculated total Routhian Surfaces (TRS) using cranked shell model, α-formation probability. Systematics of experimental Routhians and aligned angular momenta in 162,164W and 160Hf. Systematics of energies of yrast bands in 158,160,162,164,166,168W. RADIOACTIVITY 162W, 166Os(α); measured Eα, Iα, half-lives of 166Os and 162W ground states.
doi: 10.1103/PhysRevC.92.014326
2015LI26 Phys.Rev. C 92, 014310 (2015) H.J.Li, M.Doncel, M.Patial, B.Cederwall, T.Back, U.Jakobsson, K.Auranen, S.Bonig, M.Drummond, T.Grahn, P.Greenlees, A.Herzan, D.T.Joss, R.Julin, S.Juutinen, J.Konki, T.Kroll, M.Leino, C.McPeake, D.O'Donnell, R.D.Page, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, C.Scholey, J.Sorri, S.Stolze, M.J.Taylor, A.Thornthwaite, J.Uusitalo, Z.G.Xiao First identification of rotational band structures in 75166Re91 NUCLEAR REACTIONS 92Mo(78Kr, n3p), E=380 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), reaction products using JUROGAM II γ-ray spectrometer, RITU separator, GREAT spectrometer and Si detectors at Jyvaskyla accelerator facility. Recoil-decay tagging technique. 166Re; deduced high-spin levels, J, π, rotational bands, multipolarity, Nilsson configuration, B(M1)/B(E2), alignment plots, anomalous signature inversion, energy staggering. Calculated total Routhian surfaces (TRS). Cranked shell model and particle-rotor mode calculations.
doi: 10.1103/PhysRevC.92.014310
2015TA12 Phys.Rev. C 91, 044322 (2015) M.J.Taylor, D.M.Cullen, M.G.Procter, A.J.Smith, A.McFarlane, V.Twist, G.A.Alharshan, L.S.Ferreira, E.Maglione, K.Auranen, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, S.Ketelhut, J.Konki, M.Leino, A.Lopez-Martens, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, S.Rinta-Antila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, M.Doncel Oblately deformed isomeric proton-emitting state in 151Lu NUCLEAR REACTIONS 96Ru(58Ni, 2np), E=290 MeV; measured reaction products using RITU separator and GREAT spectrometer, Eγ, Iγ, γγ-, pγ-, (recoils)γ-coin, E(p), I(p), half-lives of the ground state and an isomer from proton-decay curves, level half-lives by recoil-distance Doppler shift method using a plunger device at the University of Jyvaskyla Accelerator Laboratory. Recoil-decay tagging method. 151Lu; deduced levels, J, π, bands, configuration. Comparison with nonadiabatic quasiparticle model calculations. RADIOACTIVITY 151Lu(p)[from 96Ru(58Ni, 2np), E=290 MeV]; measured E(p), I(p), half-lives of ground state and isomer; deduced deformation parameters, configuration. Comparison with nonadiabatic quasiparticle model calculations, and with previous experimental results. 149Tb, 150,151Dy, 151,151mHo, 152Er, 153,154Tm, 154,155Yb, 156Lu(α); observed α lines in the charged-particle spectrum.
doi: 10.1103/PhysRevC.91.044322
2014AU03 Phys.Rev. C 90, 024310 (2014) K.Auranen, J.Uusitalo, S.Juutinen, U.Jakobsson, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, R.Julin, J.Konki, M.Leino, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze Experimental study of 1/2+ isomers in 199, 201At NUCLEAR REACTIONS 165Ho(40Ar, 4n)201At, E=172 MeV; 165Ho(40Ar, 6n)199At, E=205 MeV; measured Eγ, Iγ, γ(θ), angular asymmetry, Eα, ce, recoil-, and α-tagged γ and ce spectra, γγ-, (ce)γ-coin using RITU separator JUROGAM2 array, and GREAT spectrometer at JYFL accelerator facility. 199,201At; deduced levels, isomers, J, π, half-lives of 1/2+ isomers, multipolarity, B(E3), configuration. Systematics of low-lying states in odd-A nuclides of Bi, At, Fr and Tl with N(even)=102-126.
doi: 10.1103/PhysRevC.90.024310
2014HE29 Phys.Rev. C 90, 051303 (2014) J.Henderson, D.G.Jenkins, K.Kaneko, P.Ruotsalainen, P.Sarriguren, K.Auranen, M.A.Bentley, P.J.Davies, A.Gorgen, T.Grahn, P.T.Greenlees, A.Hay, T.W.Henry, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, C.McPeake, S.Milne, A.J.Nichols, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, E.Sahin, M.Sandzelius, J.Saren, C.Scholey, M.Siciliano, L.Sinclair, J.Sorri, S.Stolze, J.Uusitalo, R.Wadsworth, M.Zielinska Spectroscopy on the proton drip-line: Probing the structure dependence of isospin nonconserving interactions NUCLEAR REACTIONS 40Ca(36Ar, 2n)74Sr, E=105 MeV; measured Eγ, Iγ, γγ-coin, Eβ, ΔE-E, TOF, half-lives of 74Sr and 74Rb ground states using RITU separator and JUROGAM II array at Jyvaskyla K130 cyclotron facility. Recoil-beta tagging technique. 74Sr, 74Rb; deduced levels, J, π, T=1 triplet energy differences (TEDs) for 74Sr, 74Rb and 74Kr. Comparison with State-of-the-art shell-model calculations using the JUN45 interaction, and isospin nonconserving (INC) interaction. RADIOACTIVITY 74Sr, 74Rb(β+)[from 40Ca(36Ar, X), E=105 MeV]; measured half-lives of ground states.
doi: 10.1103/PhysRevC.90.051303
2014MA91 Phys.Rev. C 90, 054331 (2014) P.J.R.Mason, J.Simpson, E.S.Paul, M.A.Riley, K.Auranen, H.Badran, J.S.Baron, A. J. Boston, T.Davis-Merry, T.Grahn, P.T.Greenlees, A.Herzan, U.Jakobsson, D.T.Joss, R.Julin, S.Juutinen, J.Konki, M.Leino, C.McPeake, S.L.Miller, G.O'Neill, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.F.Sharpey-Schafer, L.Sinclair, J.Sorri, S.Stolze, J.Uusitalo, K.Villafani, F.Wearing, J.P.Wright Spectroscopy of 161Hf from low to high spin NUCLEAR REACTIONS 118Sn(48Ti, 5n), E=240 MeV; 110Pd(56Fe, 5n), E=270 MeV; measured evaporation residues using RITU separator, Eγ, Iγ, γγ-coin, γ(θ), delayed γ spectra, γ(t), isomer half-life using Jurogam-II array and recoil-decay tagging technique at Jyvaskyla accelerator facility. 161Hf; deduced high-spin levels, J, π, bands, K-shell conversion coefficients from γ and x-ray spectra, B(M2), alignments, configurations, Routhians. Comparison with Woods-Saxon cranked shell-model calculations.
doi: 10.1103/PhysRevC.90.054331
2013BV01 Phys.Rev. C 87, 044333 (2013) S.P.Bvumbi, J.F.Sharpey-Schafer, P.M.Jones, S.M.Mullins, B.M.Nyako, K.Juhasz, R.A.Bark, L.Bianco, D.M.Cullen, D.Curien, P.E.Garrett, P.T.Greenlees, J.Hirvonen, U.Jakobsson, J.Kau, F.Komati, R.Julin, S.Juutinen, S.Ketelhut, A.Korichi, E.A.Lawrie, J.J.Lawrie, M.Leino, T.E.Madiba, S.N.T.Majola, P.Maine, A.Minkova, N.J.Ncapayi, P.Nieminen, P.Peura, P.Rahkila, L.L.Riedinger, P.Ruotsalainen, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Timar, J.Uusitalo, P.A.Vymers Octupole correlations in the structure of 02+ bands in the N=88 nuclei 150Sm and 152Gd NUCLEAR REACTIONS 152Sm(α, 4n), E=45 MeV; 148Nd(α, 2n), E=25 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γ(θ, lin pol) using the AFRODITE at iThemba LABS, and JUROGAM II arrays at Jyvaskyla. 150Sm, 152Gd; deduced high-spin levels, J, π, bands, B(E1)/B(E2). Comparison of rotational frequencies with those in 220Rn bands. Permanent octupole deformation in first excited Kπ=0+ band. Comparison with Frauendorf's tidal wave model.
doi: 10.1103/PhysRevC.87.044333
2013DR04 Eur.Phys.J. A 49, 13 (2013) C.Droese, D.Ackermann, L.-L.Andersson, K.Blaum, M.Block, M.Dworschak, M.Eibach, S.Eliseev, U.Forsberg, E.Haettner, F.Herfurth, F.P.Hessberger, S.Hofmann, J.Ketelaer, G.Marx, E.Minaya Ramirez, D.Nesterenko, Yu.N.Novikov, W.R.Plass, D.Rodriguez, D.Rudolph, C.Scheidenberger, L.Schweikhard, S.Stolze, P.G.Thirolf, C.Weber High-precision mass measurements of 203-207Rn and 213Ra with SHIPTRAP NUCLEAR REACTIONS Dy(48Ca, 204Rn), (48Ca, 205Rn), (48Ca, 206Rn), (48Ca, 207Rn), E=4.4 MeV/nucleon;170Er(48Ca, 213Ra), E=4.4 MeV;170Er(40Ar, 203Rn), (40Ar, 204Rn), (40Ar, 205Rn), E=4.7 MeV/nucleon;160Gd(50Ti, 204Rn), (40Ar, 205Rn), (40Ar, 206Rn), E=4.55 MeV/nucleon; measured evaporation residues, frequency ratio using tandem Penning trap spectrometer SHIPTRAP; deduced σ, mass excess, 2n separation energy; calculated σ using statistical model code HIVAP. Compared with AME; 2n separation energy compared with trends for Pb, Po, Rn, Ra. ATOMIC MASSES 203,204,205,206,207Rn, 213Ra; measured frequency ratio, number of resonances; deduced mass. Compared with AME 2003.
doi: 10.1140/epja/i2013-13013-0
2013PR01 Phys.Rev. C 87, 014308 (2013) M.G.Procter, D.M.Cullen, M.J.Taylor, J.Pakarinen, K.Auranen, T.Back, T.Braunroth, B.Cederwall, A.Dewald, T.Grahn, P.T.Greenlees, U.Jakobsson, R.Julin, S.Juutinen, A.Herzan, J.Konki, M.Leino, R.Liotta, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, C.Qi Isomer-tagged differential-plunger measurements in 54 113Xe NUCLEAR REACTIONS 58Ni(58Ni, n2p), E=210 MeV; measured Eγ, Iγ, delayed and prompt γ spectra, γγ-coin, level half-lives by γ(t) and recoil distance Doppler-shift method using a plunger device DPUNS and JUROGAM-II array. Recoil-isomer tagging method. 113Xe; deduced high-spin levels, J, π, isomer, bands, B(M2), B(E2), branching ratio. B(M2), B(E2) and level systematics of Sn, Te, Xe isotopes.
doi: 10.1103/PhysRevC.87.014308
2013PR05 Phys.Lett. B 725, 79 (2013) M.G.Procter, D.M.Cullen, M.J.Taylor, G.A.Alharshan, L.S.Ferreira, E.Maglione, K.Auranen, T.Grahn, P.T.Greenlees, U.Jakobsson, R.Julin, A. Herzan, J.Konki, M.Leino, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, S.Stolze, C.Scholey, J.Sorri, J.Uusitalo, T.Braunroth, E.Ellinger, A.Dewald, D.T.Joss, C.McPeake, B.Saygi Proton emission from an oblate nucleus 151Lu NUCLEAR REACTIONS 96Ru(58Ni, X)151Lu, E=290 MeV; measured reaction products, Eγ, Iγ; deduced bands, level energies, J, π, oblate deformation, lifetime of the first excited state above the proton-emitting ground state. Comparison with theoretical calculations based upon a non-adiabatic deformed Woods-Saxon potential, available data.
doi: 10.1016/j.physletb.2013.06.045
2013RU13 Phys.Rev. C 88, 041308 (2013) P.Ruotsalainen, D.G.Jenkins, M.A.Bentley, R.Wadsworth, C.Scholey, K.Auranen, P.J.Davies, T.Grahn, P.T.Greenlees, J.Henderson, A.Herzan, U.Jakobsson, P.Joshi, R.Julin, S.Juutinen, J.Konki, M.Leino, G.Lotay, A.J.Nichols, A.Obertelli, J.Pakarinen, J.Partanen, P.Peura, P.Rahkila, M.Sandzelius, J.Saren, J.Sorri, S.Stolze, J.Uusitalo Spectroscopy of proton-rich 66Se up to Jπ Isospin-breaking effect in the A=66 isobaric triplet NUCLEAR REACTIONS Ca(28Si, X), E=75 MeV; measured Eγ, Iγ, Eβ, evaporation residue spectra, βγ-, (recoil)βγ-coin, βγ(t), delayed γ using RITU separator, JUROGAMII array for γ rays and GREAT spectrometer at JYFL facility. Recoil-decay tagging method. 66Se; deduced levels, J, π; analyzed triplet energy differences (TED) and mirror energy differences (MED) for analog states in A=66 nuclei, and compared with those for A=42, 46, 50, 54 nuclei, and with shell-model predictions. 65Ge, 65Ga, 66As; observed γ rays from competing channels.
doi: 10.1103/PhysRevC.88.041308
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