NSR Query Results
Output year order : Descending NSR database version of April 24, 2024. Search: Author = A.Dewald Found 315 matches. Showing 1 to 100. [Next]2024VO01 Phys.Rev. C 109, 024325 (2024) F.von Spee, M.Beckers, A.Blazhev, A.Dewald, F.Dunkel, A.Esmaylzadeh, C.Fransen, G.Hackenberg, J.Jolie, L.Knafla, C.-D.Lakenbrink, M.Schiffer, N.Warr, M.Weinert Structure of low-lying states in 116Te
doi: 10.1103/PhysRevC.109.024325
2023BE08 Eur.Phys.J. A 59, 129 (2023) M.Beckers, C.Muller-Gatermann, K.Arnswald, T.Braunroth, A.Dewald, C.Fransen, A.Goldkuhle, F.von Spee Lifetime measurement of the 2+1, 4+1 states in semi-magic 60Ni NUCLEAR REACTIONS 40Ca(23Na, 3p), E=62 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies, level T1/2, B(E2). Comparison with Shell-Model calculations. Differential Decay Curve Method (DDCM), the Institute for Nuclear Physics of the University of Cologne FN tandem accelerator.
doi: 10.1140/epja/s10050-023-01031-6
2023LA11 Eur.Phys.J. A 59, 290 (2023) C.-D.Lakenbrink, M.Beckers, A.Blazhev, A.Dewald, F.Dunkel, A.Esmaylzadeh, Ch.Fransen, J.Jolie, L.Knafla, C.Muller-Gatermann, F.von Spee, K.-O.Zell Lifetime measurement of excited states in 116Xe NUCLEAR REACTIONS 102Pd(16O, 2n), E=62 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies, J, π, level T1/2, B(E2), The recoil-distance Doppler-shift (RDDS) technique, the FN-tandem accelerator at the University of Cologne, Germany, using the Cologne coincidence plunger device.
doi: 10.1140/epja/s10050-023-01204-3
2022BE25 Nucl.Instrum.Methods Phys.Res. A1042, 167416 (2022) M.Beckers, A.Dewald, C.Fransen, L.Kornwebel, C.-D.Lakenbrink, F.von Spee Revisiting the measurement of absolute foil-separation for RDDS measurements and introduction of an optical measurement method NUCLEAR REACTIONS 181Ta(32S, 32S), E=85 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, partial level scheme, absolute foil separations for plunger measurements using a high precision optical distance probe. The capacitance method, the Cologne FN Tandem accelerator.
doi: 10.1016/j.nima.2022.167416
2022GW01 Nucl.Instrum.Methods Phys.Res. B533, 76 (2022) M.Gwozdz, R.Margreiter, T.-F.Pabst, G.Hackenberg, K.Eberhardt, S.Heinze, S.Herb, M.Schiffer, A.Stolz, E.Strub, D.Mucher, A.Dewald 14C AMS measurement of gas diluted reactor graphite using a Gas Injection System
doi: 10.1016/j.nimb.2022.09.027
2022HA24 Phys.Rev. C 106, 024326 (2022) A.Harter, L.Knafla, G.Friessner, G.Hafner, J.Jolie, A.Blazhev, A.Dewald, F.Dunkel, A.Esmaylzadeh, C.Fransen, V.Karayonchev, K.Lawless, M.Ley, J.-M.Regis, K.O.Zell Lifetime measurements in the tungsten isotopes 176, 178, 180W NUCLEAR REACTIONS 164Dy(16O, 4n)176W, E=80 MeV; 172Yb(9Be, 3n)178W, E=40 MeV; 181Ta(p, 2n)180W, E=16 MeV; measured E(ce), Eγ, (ce)γ-coin, (ce)γγ-coin, γγ-coin, level T1/2 by (ce)γ(t) fast-timing method, and by recoil-distance Doppler-shift method using Cologne iron-free Orange spectrometer for conversion electrons, Cologne HORUS spectrometer for γ radiation, and Cologne coincidence plunger setup at the 10 MV FN Tandem accelerator of IKP-Cologne. 176,178,180W; deduced levels, J, π, T1/2, B(E2) of yrast positive-parity states up to 10+ for 176W and up to 8+ for 178,180W. Comparison with previous available experimental results, and with IBM-1 model calculations. Experimental and theoretical (by IBM-1 model with SU(3) and X(5) limits) systematics of excitation energies, deformation parameter β, quadrupole moment, B(E2), E(first 4+)/E(first 2+), B(E2)(first 4+)/B(E2)(first 2+) for 168,170,172,174,176,178,180,182,184,186W.
doi: 10.1103/PhysRevC.106.024326
2022KA40 Phys.Rev. C 106, 044321 (2022) V.Karayonchev, A.Blazhev, J.Jolie, A.Dewald, A.Esmaylzadeh, C.Fransen, G.Hafner, L.Knafla, C.Muller-Gatermann, G.Rainovski, J.-M.Regis, K.Schomacker, P.Van Isacker New aspects of the low-energy structure of 211At NUCLEAR REACTIONS 209Bi(16O, 14C)211At, E=84 MeV; measured recoiling beam-like nuclei, Eγ, Iγ, (particle)γ-coin. 211At; deduced levels, J, π, high-spin states, T1/2 of the excited states, B(E2). Recoil-distance Doppler shift and the Doppler-shift attenuation methods. Comparison to two shell-model calculations, one using the Kuo-Herling residual interaction and the other using a single-j approximation for protons in the 0h9/2 orbital. Comparison to other experimental data. Cologne plunger device with 11 HPGe detectors positioned in two rings at FN-Tandem accelerator (University of Cologne).
doi: 10.1103/PhysRevC.106.044321
2022KA52 Phys.Rev. C 106, 064305 (2022) V.Karayonchev, G.Rainovski, J.Jolie, A.Blazhev, A.Dewald, A.Esmaylzadeh, C.Fransen, P.John, L.Knafla, D.Kocheva, K.Schomacker, V.Werner, H.Naidja Lifetime measurements in the yrast band of 212Po with a shell-model investigation NUCLEAR REACTIONS 208Pb(18O, 14C)212Po, E=85 MeV; measured reaction products, Eγ, Iγ, γγ-coin, (particle)γ-coin. 212Po; deduced levels, J, π, B(E2), T1/2 of first 4+ and 6+ states; calculated levels, J, π, B(E2). Lifetimes obtained with recoil-distance Doppler-shift (RDDS) method. Shell-model calculations performed using H208 and KHPE interaction. Cologne plunger device, array of 11 HPGe detectors and array of 6 photovoltaic pin-diodes at FN-TANDEM accelerator (University of Cologne).
doi: 10.1103/PhysRevC.106.064305
2022PE15 Phys.Rev.Lett. 129, 112501 (2022) R.M.Perez-Vidal, A.Gadea, C.Domingo-Pardo, A.Gargano, J.J.Valiente-Dobon, E.Clement, A.Lemasson, L.Coraggio, M.Siciliano, S.Szilner, M.Bast, T.Braunroth, J.Collado, A.Corina, A.Dewald, M.Doncel, J.Dudouet, G.de France, C.Fransen, V.Gonzalez, T.Huyuk, B.Jacquot, P.R.John, A.Jungclaus, Y.H.Kim, A.Korichi, M.Labiche, S.Lenzi, H.Li, J.Ljungvall, A.Lopez-Martens, D.Mengoni, C.Michelagnoli, C.Muller-Gatermann, D.R.Napoli, A.Navin, B.Quintana, D.Ramos, M.Rejmund, E.Sanchis, J.Simpson, O.Stezowski, D.Wilmsen, M.Zielinska, A.J.Boston, D.Barrientos, P.Bednarczyk, G.Benzoni, B.Birkenbach, H.C.Boston, A.Bracco, B.Cederwall, D.M.Cullen, F.Didierjean, J.Eberth, A.Gottardo, J.Goupil, L.J.Harkness-Brennan, H.Hess, D.S.Judson, A.Kaskas, W.Korten, S.Leoni, R.Menegazzo, B.Million, J.Nyberg, Zs.Podolyak, A.Pullia, D.Ralet, F.Recchia, P.Reiter, K.Rezynkina, M.D.Salsac, M.Senyigit, D.Sohler, C.Theisen, D.Verney Evidence of Partial Seniority Conservation in the πg9/2 Shell for the N=50 Isotones NUCLEAR REACTIONS 92Mo(92Mo, X)90Zr/92Mo/94Ru, E=717 MeV; measured reaction products, Eγ, Iγ. 93Tc, 94Ru, 94Mo; deduced level energies, J, π, lifetimes, B(E2). Multinucleon transfer (MNT) reactions, the Grand Acce'le'rateur d'Ions Lourds (GANIL) laboratory, in Caen (France). The Advanced GAmma Tracking Array (AGATA). The Recoil Distance Doppler Shift (RDDS) technique.
doi: 10.1103/PhysRevLett.129.112501
2021AR08 Phys.Lett. B 820, 136592 (2021) K.Arnswald, A.Blazhev, F.Nowacki, P.Petkov, P.Reiter, T.Braunroth, A.Dewald, M.Droste, C.Fransen, R.Hirsch, V.Karayonchev, L.Kaya, L.Lewandowski, C.Muller-Gatermann, M.Seidlitz, B.Siebeck, A.Vogt, D.Werner, K.O.Zell Enhanced quadrupole collectivity in doubly-magic 56Ni: Lifetime measurements of the 41+ and 61+ states NUCLEAR REACTIONS 27Al(32S, 2np)56Ni, E=78 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, level lifetimes, B(E2). Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2021.136592
2021ES04 Phys.Rev. C 103, 054324 (2021) A.Esmaylzadeh, V.Karayonchev, G.Hafner, J.Jolie, M.Beckers, A.Blazhev, A.Dewald, C.Fransen, A.Goldkuhle, L.Knafla, C.Muller-Gatermann Triaxiality in the mid-shell nucleus 112Pd NUCLEAR REACTIONS 110Pd(18O, 16O)112Pd, E=56 MeV; measured Eγ, Iγ, (particle)γ-coin, half-lives of the 2+, 4+ and 6+ g.s. band members and 2+ level in γ band by recoil-distance Doppler shift (RDDS) and DDCM analysis methods using Cologne Plunger device and an array of 11 HPGe detectors at the Cologne FN Tandem accelerator facility. 112Pd; deduced levels, B(E2). Comparison with IBM-1 model calculations. NUCLEAR STRUCTURE 112Pd; calculated levels, J, π, B(E2) for 2+, 4+, 6+, 8+ and 10+ states of the yrast band and 2+, 3+, 4+, 5+, 6+, 7+ and 8+ states of the γ-band using the Interacting Boson Model (IBM-1), the Davydov Filipov Model and the Wilets-Jean gamma-unstable model (or γ-soft model); deduced rigid triaxial nucleus and indicators for a γ-soft nucleus.
doi: 10.1103/PhysRevC.103.054324
2021ES09 Phys.Rev. C 104, 064314 (2021) A.Esmaylzadeh, V.Karayonchev, K.Nomura, J.Jolie, M.Beckers, A.Blazhev, A.Dewald, C.Fransen, R.-B.Gerst, G.Hafner, A.Harter, L.Knafla, M.Ley, L.M.Robledo, R.Rodriguez-Guzman, M.Rudigier Lifetime measurements to investigate γ softness and shape coexistence in 102Mo NUCLEAR REACTIONS 100Mo(18O, 16O)102Mo, E=52 MeV; measured Eγ, Iγ, γγ-coin, T1/2 of levels by recoil-distance Doppler-shift method using an array of eleven HPGe detectors, and Cologne Plunger device at the Cologne FN Tandem accelerator facility. 102Mo; deduced levels, J, π, B(E2), B(M1), E0 transition probability; calculated deformation-energy surface in the (β, γ) plane. Comparison of levels and B(E2) with mapped interacting boson model (IBM) calculations, with microscopic input from Gogny mean-field. Systematics of 0+ and first 2+ states and B(E2) values in N=52-64, Sr, Zr, Mo and Ru isotopes. Discussed shape coexistence and γ-softness.
doi: 10.1103/PhysRevC.104.064314
2021HE13 Eur.Phys.J. A 57, 132 (2021) J.Heery, L.Barber, J.Vilhena, B.S.Nara Singh, R.-D.Herzberg, D.M.Cullen, C.Muller-Gatermann, G.Beeton, M.Bowry, A.Dewald, T.Grahn, P.T.Greenlees, A.Illana, R.Julin, S.Juutinen, J.M.Keatings, M.Leino, M.Luoma, D.O'Donnell, J.Ojala, J.Pakarinen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, J.Sinclair, J.F.Smith, J.Sorri, P.Spagnoletti, H.Tann, J.Uusitalo, G.Zimba Lifetime measurements of yrast states in 178Pt using the charge plunger method with a recoil separator NUCLEAR REACTIONS 152Sm(32S, X)178Pt, E=192 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, level lifetimes, quadrupole moments, B(E2). The differential decay curve method (DDCM) framework, JUROGAM3 spectrometer.
doi: 10.1140/epja/s10050-021-00425-8
2021KA36 Phys.Rev. C 104, 024311 (2021) D.Kalaydjieva, D.Kocheva, G.Rainovski, V.Karayonchev, J.Jolie, N.Pietralla, M.Beckers, A.Blazhev, A.Dewald, M.Djongolov, A.Esmaylzadeh, C.Fransen, K.A.Gladnishki, A.Goldkuhle, C.Henrich, I.Homm, K.E.Ide, P.R.John, R.Kern, J.Kleemann, Th.Kroll, C.Muller-Gatermann, M.Scheck, P.Spagnoletti, M.Stoyanova, K.Stoychev, V.Werner, A.Yaneva, S.S.Dimitrova, G.De Gregorio, H.Naidja, A.Gargano Microscopic structure of the one-phonon 2+ states of 208Po NUCLEAR REACTIONS 204Pb(12C, 8Be)208Po, E=62 MeV; measured Eγ, Iγ, (particle)γ-coin, half-lives of the first 2+ and 4+ levels by recoil-distance Doppler-shift (RDDS) method using the Cologne plunger device at the FN Tandem facility of the University of Cologne. 208Po; deduced levels, J, π, B(E2). Comparison with large-scale shell-model calculations. NUCLEAR STRUCTURE 208Po; calculated levels, J, π, B(E2), B(M1), magnetic dipole and electric quadrupole moments using large-scale shell-model calculations with an effective interaction derived from the realistic CD-Bonn nucleon-nucleon potential. Comparison with experimental data.
doi: 10.1103/PhysRevC.104.024311
2021KL03 Phys.Rev. C 104, 034310 (2021) H.Kleis, M.Seidlitz, A.Blazhev, L.Kaya, P.Reiter, K.Arnswald, A.Dewald, M.Droste, C.Fransen, O.Moller, N.Shimizu, Y.Tsunoda, Y.Utsuno, P.von Brentano, K.O.Zell Lifetime measurements of excited states in 55Cr NUCLEAR REACTIONS 48Ca(11B, 3np)55Cr, E=32 MeV; measured Eγ, Iγ, level T1/2 by recoil-distance Doppler shift (RDDS) method using Cologne plunger device surrounded by a cluster of seven HPGe crystals and five single HPGe detectors. 55Cr; deduced levels, J, π, B(M1), B(E2). Comparison with shell-model calculations, with previous results for level half-lives, and systematics of N=31 isotones. NUCLEAR STRUCTURE 53Ti, 55Cr, 57Fe, 59Ni, 61Zn; calculated levels, J, π, B(M1), B(E2), dominant neutron configurations for N=31 isotones using shell model, KB3G, FPD6, GXPF1A, and GXPF1Br interactions, and KSHELL, NUSHELLX@MSU computer codes. Comparison with experimental values.
doi: 10.1103/PhysRevC.104.034310
2020AR16 Phys.Rev. C 102, 054302 (2020) K.Arnswald, P.Reiter, A.Blazhev, T.Braunroth, A.Dewald, M.Droste, C.Fransen, A.Goldkuhle, R.Hetzenegger, R.Hirsch, E.Hoemann, L.Kaya, L.Lewandowski, C.Muller-Gatermann, P.Petkov, D.Rosiak, M.Seidlitz, B.Siebeck, A.Vogt, D.Werner, K.Wolf, K.-O.Zell Lifetime measurements in 44Ti NUCLEAR REACTIONS 40Ca(6Li, np)44Ti, E=20 MeV; measured Eγ, Iγ, γγ(t), half-lives of the first 4+, 6+, 3- and 4- states by Doppler-shift attenuation method (DSAM), recoil distance Doppler-shift (RDDS) technique and the differential decay-curve method (DDCM) using an array of twelve HPGe detectors and Cologne coincidence plunger at the FN tandem accelerator of University of Cologne. 44Ti; deduced levels, J, π, B(E2), B(E1), B(M1), configurations. Comparison with previous experimental results, and with large-scale shell-model calculations using GXPF1A, KB3G, FPD6, and ZBM2M interactions.
doi: 10.1103/PhysRevC.102.054302
2020BA02 Nucl.Instrum.Methods Phys.Res. A950, 162965 (2020) L.Barber, D.M.Cullen, M.M.Giles, B.S.Nara Singh, M.J.Mallaburn, M.Beckers, A.Blazhev, T.Braunroth, A.Dewald, C.Fransen, A.Goldkuhle, J.Jolie, F.Mammes, C.Muller-Gatermann, D.Wolk, K.O.Zell Performing the differential decay curve method on γ-ray transitions with unresolved Doppler-shifted components NUCLEAR REACTIONS 40Ca(12C, X)50Mn, E=30.5 MeV; measured reaction products, Eγ, Iγ; deduced T1/2 for the yrast 2+ state. Unresolved Doppler-shifted components method (UDCM).
doi: 10.1016/j.nima.2019.162965
2020BA42 Nucl.Instrum.Methods Phys.Res. A979, 164454 (2020) L.Barber, J.Heery, D.M.Cullen, B.S.Nara Singh, R.-D.Herzberg, C.Muller-Gatermann, G.Beeton, M.Bowry, A.Dewald, T.Grahn, P.T.Greenlees, A.Illana, R.Julin, S.Juutinen, J.M.Keatings, M.Luoma, D.O'Donnell, J.Ojala, J.Pakarinen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, J.Sinclair, J.F.Smith, J.Sorri, P.Spagnoletti, H.Tann, J.Uusitalo, J.Vilhena, G.Zimba A charge plunger device to measure the lifetimes of excited nuclear states where transitions are dominated by internal conversion NUCLEAR REACTIONS 152Sm(32S, 4n)180Pt, E=165 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, 2+ state lifetime, B(E2). Charge plunger technique.
doi: 10.1016/j.nima.2020.164454
2020BE15 Phys.Rev. C 102, 014324 (2020) M.Beckers, C.Muller-Gatermann, A.Blazhev, T.Braunroth, A.Dewald, C.Fransen, A.Goldkuhle, L.Kornwebel, J.Litzinger, F.von Spee, K.-O.Zell Lifetime measurement of excited states in 144Ce: Enhanced E1 strengths in a candidate for octupole deformation NUCLEAR REACTIONS 142Ce(18O, 16O), E=67 MeV; measured Eγ, Iγ, (16O)γ-coin, half-lives of the first 2+, 3-, 4+ and 6+, and second 4+ states by recoil-distance Doppler-shift method at the Cologne FN Tandem accelerator. 144Ce; deduced levels, J, π, B(E1), B(E2), enhanced E1 strengths, intrinsic dipole transition moment D0, octupole deformation. Comparison with shell model predictions, and with B(E2) in 142Ba. Systematics of B(E2) values for the first 2+ states for N=82-92, Ce, Ba, and Nd isotopes.
doi: 10.1103/PhysRevC.102.014324
2020GO14 Phys.Rev. C 102, 054334 (2020) A.Goldkuhle, A.Blazhev, C.Fransen, A.Dewald, M.Beckers, B.Birkenbach, T.Braunroth, E.Clement, J.Dudouet, J.Eberth, H.Hess, B.Jacquot, J.Jolie, Y.-H.Kim, A.Lemasson, S.M.Lenzi, H.J.Li, J.Litzinger, C.Michelagnoli, C.Muller-Gatermann, B.S.Nara Singh, R.M.Perez-Vidal, D.Ralet, P.Reiter, A.Vogt, N.Warr, K.O.Zell Lifetime measurements of excited states in neutron-rich 53Ti: Benchmarking effective shell-model interactions NUCLEAR REACTIONS 50Ti(238U, X)53Ti, E=1608.9 MeV; measured reaction products using VAMOS++ spectrometer at GANIL, Eγ, Iγ, (particle)γ-coin, half-lives of levels by recoil-distance Doppler shift (RDDS) and differential decay Curve method (DDCM) using AGATA array of 29, 36-fold segmented HPGe crystals. 53Ti; deduced levels, J, π, B(M1), B(E2), configurations. Comparison with shell-model calculations using interactions in the fp shell, and with previous available experimental data. NUCLEAR STRUCTURE 53Ti; calculated levels, J, π, neutron configurations of selected states, B(M1), B(E2) using shell-model and KB3G, GXPF1A, GXPF1B, and FPD6 interactions in the fp shell. Comparison with experimental data.
doi: 10.1103/PhysRevC.102.054334
2020KA63 Phys.Rev. C 102, 064314 (2020) V.Karayonchev, J.Jolie, A.Blazhev, A.Dewald, A.Esmaylzadeh, C.Fransen, G.Hafner, L.Knafla, J.Litzinger, C.Muller-Gatermann, J.-M.Regis, K.Schomacker, A.Vogt, N.Warr, A.Leviatan, N.Gavrielov Tests of collectivity in 98Zr by absolute transition rates NUCLEAR REACTIONS 96Zr(18O, 16O)98Zr, E=50 MeV; measured recoiling light fragments using an array of six solar cells, Eγ, Iγ, (particle)γ-coin, level half-lives by Doppler-shift recoil-distance (RDDS) method and analysis by differential decay curve method (DDCM) using an array of 11 HPGe detectors and Cologne Plunger device at the Cologne 10 MV FN Tandem accelerator. 98Zr; deduced levels, J, π, B(E2). Comparison with Monte Carlo shell model (MCSM), and interacting boson model with configuration mixing (IBM-CM) calculations, and with previous experimental data. Systematics of energies and B(E2) values of the first 2+ states in 90,92,94,96,98,100Sr, 92,94,96,98,100,102,104,106Zr.
doi: 10.1103/PhysRevC.102.064314
2020MI03 Acta Phys.Pol. B51, 837 (2020) T.Milanovic, I.Celikovic, C.Michelagnoli, G.De France, A.Boso, T.Braunroth, E.Clement, A.Dewald, G.Georgiev, E.Ideguchi, B.Jacquot, W.Krolas, D.Napoli, N.Lalovic, K.Y.Lee, A.Lemasson, H.Li, J.Ljungvall, A.Navin, A.Nori, R.Perez-Vidal, M.Rejmund, P.Ujic, D.Wilmsen, Y.Yaamoto, M.Zielinska Lifetime Measurements of Low-lying States in 73Ga and 70, 72, 74Zn Isotopes
doi: 10.5506/APhysPolB.51.837
2020MU17 Phys.Rev. C 102, 064318 (2020) C.Muller-Gatermann, A.Dewald, C.Fransen, M.Beckers, A.Blazhev, T.Braunroth, A.Goldkuhle, J.Jolie, L.Kornwebel, W.Reviol, F.von Spee, K.O.Zell Evolution of collectivity in 118Xe NUCLEAR REACTIONS 102Pd(19F, 2np)118Xe, E=73 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by recoil-distance Doppler-shift (RDDS) and differential decay-curve method (DDCM) using an array of 11 HPGe detectors and Cologne Coincidence Plunger at the Cologne FN-tandem accelerator. 118Xe; deduced levels, J, π, B(E2). Comparison with theoretical calculations using IBM1 with the ECQF Hamiltonian, and with previous experimental results. Systematics of B(E2) values for the first 2+ and 4+ states for 104,106,108,110,112,114,116,118,120,122,124,126,128,130,132Sn, 108,110,112,114,116,118,120,122,124,126,128,130,132,134Te, 114,116,118,120,122,124,126,128,130,132,134,136Xe.
doi: 10.1103/PhysRevC.102.064318
2020YA24 Eur.Phys.J. A 56, 246 (2020) A.Yaneva, D.Kocheva, G.Rainovski, J.Jolie, N.Pietralla, A.Blazhev, A.Dewald, M.Djongolov, C.Fransen, K.A.Gladnishki, C.Henrich, I.Homm, K.E.Ide, P.R.John, D.Kalaydjieva, V.Karayonchev, R.Kern, J.Kleemann, Th.Kroll, C.Muller-Gatermann, M.Scheck, P.Spagnoletti, M.Stoyanova, V.Werner Experimental evidence for low-lying quadrupole isovector excitation of 208Po NUCLEAR REACTIONS 204Pb(12C, 8Be), E=62 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin. 208Po; deduced γ-ray energies and intensities, level lifetimes, B(E2), B(M1) using the Doppler-shift attenuation method.
doi: 10.1140/epja/s10050-020-00259-w
2019GI07 Phys.Rev. C 99, 044317 (2019), Erratum Phys.Rev. C 104, 029901 (2021) M.M.Giles, B.S.Nara Singh, L.Barber, D.M.Cullen, M.J.Mallaburn, M.Beckers, A.Blazhev, T.Braunroth, A.Dewald, C.Fransen, A.Goldkuhle, J.Jolie, F.Mammes, C.Muller-Gatermann, D.Wolk, K.O.Zell, S.M.Lenzi, A.Poves Probing isospin symmetry in the (50Fe, 50Mn, 50Cr) isobaric triplet via electromagnetic transition rates NUCLEAR REACTIONS 40Ca(12C, pn), (12C, 2p), E=30-36 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by recoil distance Doppler-shift (RDDS) technique using an array of 11 HPGe detectors, and Cologne plunger device at the University of Cologne. 50Mn, 50Cr; deduced levels, J, π, E2 matrix elements, B(E2) values for T=1 isobar analog states in 50Fe, 50Mn, and 50Cr. Comparison with shell model calculations using the GXPF1A and KB3GR interactions, and with previous experimental results. 50Fe; pointed out need for a more precise value of B(E2) for the first 2+ state.
doi: 10.1103/PhysRevC.99.044317
2019GO13 Eur.Phys.J. A 55, 53 (2019) A.Goldkuhle, C.Fransen, A.Dewald, K.Arnswald, M.Bast, M.Beckers, A.Blazhev, T.Braunroth, G.Hackenberg, G.Hafner, J.Litzinger, J.Jolie, C.Muller-Gatermann, F.von Spee, N.Warr, D.Werner, K.O.Zell Lifetime measurement of excited states in 46Ti NUCLEAR REACTIONS 40Ca(9Be, 2pn)46Ti, E=33 MeV; measured Eγ, Iγ, γγ-coin; 46Ti; deduced yrast 2+1, 4+1, 6+1 states T1/2, upper T1/2 limit of the 8+1 state using Recoil Distance Doppler Shift (RDDS) method and γγ-coin using Differential Decay Curve Method (DDCM), γ-transition probabilities of the first yrast states.
doi: 10.1140/epja/i2019-12722-6
2019HE15 Nucl.Instrum.Methods Phys.Res. B461, 166 (2019) S.Herb, M.Schiffer, R.Spanier, S.Heinze, A.Stolz, L.Bussmann, G.Hackenberg, D.Schumann, N.Kivel, A.Dewald First AMS measurements of 60Fe/Fe isotopic ratios at the Cologne 10 MV tandem accelerator ATOMIC MASSES 60Fe; measured time of flight; deduced isotopic ratio sensitivity.
doi: 10.1016/j.nimb.2019.08.022
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
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
2019MU13 Nucl.Instrum.Methods Phys.Res. A920, 95 (2019) C.Muller-Gatermann, F.von Spee, A.Goasduff, D.Bazzacco, M.Beckers, T.Braunroth, A.Boso, P.Cocconi, G.de Angelis, A.Dewald, C.Fransen, A.Goldkuhle, A.Gottardo, A.Gozzelino, K.Hadynska-Klek, G.Jawroski, P.R.John, J.Jolie, S.M.Lenzi, J.Litzinger, R.Menegazzo, D.Mengoni, D.R.Napoli, F.Recchia, M.Siciliano, D.Testov, S.Thiel, J.J.Valiente-Dobon, K.O.Zell A new dedicated plunger device for the GALILEO γ-ray detector array NUCLEAR REACTIONS 154Sm(32S, 6n)180Pt, E=183 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, 6+ and 8+ levels T1/2.
doi: 10.1016/j.nima.2018.12.077
2019PE14 Phys.Rev. C 100, 024312 (2019) P.Petkov, C.Muller-Gatermann, D.Werner, A.Dewald, A.Blazhev, C.Fransen, J.Jolie, S.Ohkubo, K.O.Zell New lifetime measurements for the lowest quadrupole states in 20, 22Ne and possible explanations of the high collectivity of the depopulating E2 transitions NUCLEAR REACTIONS 9Be, Mg(16O, X)20Ne, E=30, 33, 36, 38 MeV; 9Be, Mg(18O, X)22Ne, E=33 MeV; measured Eγ, Iγ, γγ-coin, stopping powers, level half-lives by DSAM and line-shape analysis using an array of twelve HPGe detectors, and Cologne coincidence plunger set up at the tandem accelerator of the University of Cologne. 20,22Ne; deduced levels, B(E2). Comparison with shell-model and configuration-mixing calculations, and with previous experimental data. Discussed angular momentum dependence of the B(E2) transition strengths between the yrast states.
doi: 10.1103/PhysRevC.100.024312
2019ST13 Phys.Rev. C 100, 064304 (2019) M.Stoyanova, G.Rainovski, J.Jolie, N.Pietralla, A.Blazhev, M.Beckers, A.Dewald, M.Djongolov, A.Esmaylzadeh, C.Fransen, L.M.Gerhard, K.A.Gladnishki, S.Herb, P.R.John, V.Karayonchev, J.M.Keatings, R.Kern, L.Knafla, D.Kocheva, L.Kornwebel, Th.Kroll, M.Ley, K.M.Mashtakov, C.Muller-Gatermann, J.-M.Regis, M.Scheck, K.Schomacker, J.Sinclair, P.Spagnoletti, C.Surder, N.Warr, V.Werner, J.Wiederhold Lifetimes of the 4+1 states of 206Po and 204Po: A study of the transition from noncollective seniority-like mode to collectivity NUCLEAR REACTIONS 197Au(11B, 4n)204Po, E=55 MeV; 198Pt(12C, 4n)206Po, E=65 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by γγ(t) fast timing technique using the HORUS spectrometer of the FN Tandem facility at the University of Cologne. 204,206Po; deduced levels, J, π, B(E2) for the first 4+ states in both the isotopes, and for the first 2+ in 204Po, configurations; discussed transition from single-particle seniority like mode to collective mode. Comparison with two-state mixing calculations. Systematics of energies, R4/2 ratios, B(E2) and magnetic moments for the yrast levels in 200,202,204,206,208,210Po.
doi: 10.1103/PhysRevC.100.064304
2018HA16 Eur.Phys.J. A 54, 50 (2018) T.W.Hagen, A.Gorgen, W.Korten, L.Grente, M.-D.Salsac, F.Farget, T.Braunroth, B.Bruyneel, I.Celikovic, E.Clement, G.de France, O.Delaune, A.Dewald, A.Dijon, M.Hackstein, B.Jacquot, J.Litzinger, J.Ljungvall, C.Louchart, C.Michelagnoli, D.R.Napoli, F.Recchia, W.Rother, E.Sahin, S.Siem, B.Sulignano, Ch.Theisen, J.J.Valiente-Dobon Lifetimes of excited states in triaxially deformed 107Tc and 109, 111, 113Rh NUCLEAR REACTIONS 9B(238U, F), E=6.2 MeV/nucleon; measured reaction products. 107Tc, 109,111,113Rh; measured prompt Eγ, Iγ, γγ-coin using EXOGAM Ge detector array, (ion)γ-coin; deduced T1/2, positive-parity yrast bands using Recoil-Distance Doppler Shift (RDDS) method; calculated yrast bands states T1/2 using triaxial particle-rotor method; deduced configuration for the strongest positive-parity band in 107Tc, indicated gradual increase of triaxial deformation with atomic number Z, reaching almost maximum triaxiality for neutron-rich Rh nuclei. T1/2 compared to data.
doi: 10.1140/epja/i2018-12482-9
2018LI20 Phys.Rev. C 97, 044323 (2018) J.Litzinger, A.Blazhev, A.Dewald, F.Didierjean, G.Duchene, C.Fransen, R.Lozeva, D.Verney, G.de Angelis, D.Bazzacco, B.Birkenbach, S.Bottoni, A.Bracco, T.Braunroth, B.Cederwall, L.Corradi, F.C.L.Crespi, P.Desesquelles, J.Eberth, E.Ellinger, E.Farnea, E.Fioretto, R.Gernhauser, A.Goasduff, A.Gorgen, A.Gottardo, J.Grebosz, M.Hackstein, H.Hess, F.Ibrahim, J.Jolie, A.Jungclaus, K.Kolos, W.Korten, S.Leoni, S.Lunardi, A.Maj, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, B.Million, O.Moller, V.Modamio, G.Montagnoli, D.Montanari, A.I.Morales, D.R.Napoli, M.Niikura, N.Pietralla, G.Pollarolo, A.Pullia, B.Quintana, F.Recchia, P.Reiter, D.Rosso, E.Sahin, M.D.Salsac, F.Scarlassara, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, S.Szilner, Ch.Theisen, J.J.Valiente-Dobon, V.Vandone, A.Vogt Transition probabilities in neutron-rich 80, 82Se and the role of the νg9/2 NUCLEAR REACTIONS 238U(82Se, 80Se), (82Se, 82Se'), E=577 MeV; measured Eγ, Iγ, 80,82Se scattered particles, (particle)γ-coin, total-kinetic energy losses (TKEL), level half-lives by recoil distance Doppler-shift (RDDS) method using Cologne plunger device, AGATA Demonstrator array for γ detection, and PRISMA magnetic spectrometer for particle detection at the INFNLN-Legnaro. 80,82Se; deduced levels, J, π, B(E2), B(M1), B(E1), configurations. Comparison with large-scale shell-model calculations using the effective interactions JUN45 and jj44b. Systematics of energies and B(E1) values for N=44-48, Kr, Se and Ge isotopes.
doi: 10.1103/PhysRevC.97.044323
2018MI07 Phys.Rev.Lett. 121, 012501 (2018) T.Mijatovic, N.Kobayashi, H.Iwasaki, D.Bazin, J.Belarge, P.C.Bender, B.A.Brown, A.Dewald, R.Elder, B.Elman, A.Gade, M.Grinder, T.Haylett, S.Heil, C.Loelius, B.Longfellow, E.Lunderberg, M.Mathy, K.Whitmore, D.Weisshaar Lifetime Measurements and Triple Coexisting Band Structure in 43S NUCLEAR REACTIONS Be(44Cl, p)43S, E=99 MeV/nucleon; measured reaction products, Eγ, Iγ. 42S; deduced γ-ray energies, J, π, B(E2), B(M1), band structure. Comparison with theoretical calculations.
doi: 10.1103/PhysRevLett.121.012501
2018MO30 Phys.Lett. B 787, 198 (2018) C.Morse, H.Iwasaki, A.Lemasson, A.Dewald, T.Braunroth, V.M.Bader, T.Baugher, D.Bazin, J.S.Berryman, C.M.Campbell, A.Gade, C.Langer, I.Y.Lee, C.Loelius, E.Lunderberg, F.Recchia, D.Smalley, S.R.Stroberg, R.Wadsworth, C.Walz, D.Weisshaar, A.Westerberg, K.Whitmore, K.Wimmer Lifetime measurement of the 2+1 state in 74Rb and isospin properties of quadrupole transition strengths at N=Z NUCLEAR REACTIONS 9Be(74Kr, 74Rb), E=93 MeV/nucleon; measured reaction products, Eγ, Iγ. 74Rb; deduced γ-ray energies, J, π, level lifetimes, B(E2). Recoil Distance Doppler Shift (RDDS) technique.
doi: 10.1016/j.physletb.2018.10.064
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
2018SI26 Phys.Rev.Lett. 121, 192501 (2018) P.Singh, W.Korten, T.W.Hagen, A.Gorgen, L.Grente, M.-D.Salsac, F.Farget, E.Clement, G.de France, T.Braunroth, B.Bruyneel, I.Celikovic, O.Delaune, A.Dewald, A.Dijon, J.-P.Delaroche, M.Girod, M.Hackstein, B.Jacquot, J.Libert, J.Litzinger, J.Ljungvall, C.Louchart, A.Gottardo, C.Michelagnoli, C.Muller-Gatermann, D.R.Napoli, T.Otsuka, N.Pillet, F.Recchia, W.Rother, E.Sahin, S.Siem, B.Sulignano, T.Togashi, Y.Tsunoda, Ch.Theisen, J.J.Valiente-Dobon Evidence for Coexisting Shapes through Lifetime Measurements in 98Zr NUCLEAR REACTIONS 9Be(238U, X)98Zr, E=6.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced level lifetimes, B(E2) values. Comparison with available data. Recoil-distance Doppler shift method.
doi: 10.1103/PhysRevLett.121.192501
2017AR09 Phys.Lett. B 772, 599 (2017) K.Arnswald, T.Braunroth, M.Seidlitz, L.Coraggio, P.Reiter, B.Birkenbach, A.Blazhev, A.Dewald, C.Fransen, B.Fu, A.Gargano, H.Hess, R.Hirsch, N.Itaco, S.M.Lenzi, L.Lewandowski, J.Litzinger, C.Muller-Gatermann, M.Queiser, D.Rosiak, D.Schneiders, B.Siebeck, T.Steinbach, A.Vogt, K.Wolf, K.O.Zell Enhanced collectivity along the N = Z line: Lifetime measurements in 44Ti, 48Cr, and 52Fe NUCLEAR REACTIONS Mg(23Na, xnp)44Ti, 40Ca(10B, np)48Cr, 27Al(28Si, 2np)52Fe, E=62, 26, 86 MeV; measured reaction products, Eγ, Iγ. 44Ti, 48,50Cr, 52Fe; deduced γ-ray energies, level T1/2, B(E2). Recoil distance Doppler-shift method, comparison with available data.
doi: 10.1016/j.physletb.2017.07.032
2017DI12 Phys.Rev. C 96, 044320 (2017) F.Didierjean, D.Verney, G.Duchene, J.Litzinger, K.Sieja, A.Dewald, A.Goasduff, R.Lozeva, C.Fransen, G.de Angelis, S.Aydin, D.Bazzacco, A.Bracco, S.Bottoni, L.Corradi, F.Crespi, E.Ellinger, E.Farnea, E.Fioretto, S.Franchoo, A.Gottardo, L.Grocutt, M.Hackstein, F.Ibrahim, K.Kolos, S.Leoni, S.Lenzi, S.Lunardi, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, V.Modamio, O.Moller, G.Montagnoli, D.Montanari, A.I.Morales, D.Napoli, M.Niikura, F.Recchia, E.Sahin, F.Scarlassara, L.Sengele, S.Szilner, J.F.Smith, A.M.Stefanini, C.Ur, J.J.Valiente-Dobon, V.Vandone Neutron effective single-particle energies above 78Ni: A hint from lifetime measurements in the N=51 isotones 85Se and 87Kr NUCLEAR REACTIONS 238U(82Se, 85Se), (82Se, 87Kr), E=530 MeV; measured Eγ, Iγ, particle spectra, (87Kr)γ-coin, (82Se)γ-coin, level half-lives by recoil-distance Doppler-shift (RDDS) method using Prisma spectrometer for particle detection, AGATA demonstrator array for γ detection, and Cologne plunger device for half-life measurements at LNL, Legnaro tandem-ALPI facility. 87Kr, 85Se; deduced levels, J, π, configurations. Comparison with core-coupled model and shell model calculations. 238U(82Se, X)79Se/80Se/81Se/82Se/83Se/84Se/85Se/86Se/80Kr/81Kr/82Kr/83Kr/84Kr/85Kr/86Kr/87Kr/88Kr/89Kr/90Kr/91Kr/92Kr/93Kr, E=530 MeV; measured isotopic yields. Systematics of energies of 5/2+ ground states, 1/2+, 7/2+ and 9/2+ states in N=51 isotones 83Ge, 85Se, 87Kr, 89Sr, 91Zr, 93Mo.
doi: 10.1103/PhysRevC.96.044320
2017DO13 Eur.Phys.J. A 53, 211 (2017) M.Doncel, A.Gadea, J.J.Valiente-Dobon, B.Quintana, V.Modamio, D.Mengoni, O.Moller, A.Dewald, N.Pietralla Determination of lifetimes of nuclear excited states using the Recoil Distance Doppler Shift Method in combination with magnetic spectrometers NUCLEAR REACTIONS 238U(76Ge, 76Ge'), (76Ge, 72Zn), E=577 MeV; measured Eγ, Iγ using γ-ray array AGATA, PRISMA spectrometer and the Cologne plunger setup and/or AGATA-PRISMA-LNL setup. 76Ge; deduced T1/2, B(E2) of the 4+ state. 72Zn; deduced 6+ to 4+, 4+ to 2+, 2+ to 0+ decay curves, T1/2 using the differential RDDS (Recoil Distance Doppler Shift) method with ion identification spectrometers.
doi: 10.1140/epja/i2017-12382-6
2017GL02 Phys.Rev. C 96, 024324 (2017) K.A.Gladnishki, P.Petkov, O.Moller, A.Dewald, J.Jolie, D.Tonev, M.Trichkova, S.Heinze, P.von Brentano, D.Bazzacco, C.A.Ur, E.Farnea, M.Axiotis, S.Lunardi, G.de Angelis, D.R.Napoli, N.Marginean, T.Martinez, M.A.Caprio, G.Rainovski Lifetimes and electromagnetic transition strengths in 157Dy NUCLEAR REACTIONS 124Sn(36S, 3n), E=155 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by Doppler-shift attenuation method (DSAM), recoil-distance Doppler-shift (RDDS) with further extension to differential decay-curve method (DDCM). 157Dy; deduced levels, B(E2). Comparison with particle plus triaxial rotor model (PTRM) calculations of Nilsson model wave functions for the ground-state band members.
doi: 10.1103/PhysRevC.96.024324
2017HA12 Phys.Rev. C 95, 034302 (2017) T.W.Hagen, A.Gorgen, W.Korten, L.Grente, M.-D.Salsac, F.Farget, I.Ragnarsson, T.Braunroth, B.Bruyneel, I.Celikovic, E.Clement, G.de France, O.Delaune, A.Dewald, A.Dijon, M.Hackstein, B.Jacquot, J.Litzinger, J.Ljungvall, C.Louchart, C.Michelagnoli, D.R.Napoli, F.Recchia, W.Rother, E.Sahin, S.Siem, B.Sulignano, Ch.Theisen, J.J.Valiente-Dobon Evolution of nuclear shapes in odd-mass yttrium and niobium isotopes from lifetime measurements following fission reactions NUCLEAR REACTIONS 9Be(238U, F)92Y/93Y/94Y/95Y/96Y/97Y/98Y/99Y/100Y/101Y/102Y/103Y/97Nb/98Nb/99Nb/100Nb/101Nb/102Nb/103Nb/104Nb/105Nb/106Nb/107Nb/108Nb, E=6.2 MeV/nucleon; measured energy loss ΔE versus the total energy, mass versus mass-to-charge ratio, mass distributions of fission fragments, Eγ, Iγ, (fission fragment)γ-coin, level half-lives by recoil-distance Doppler-shift (RDDS) method using VAMOS++ spectrometer and EXOGAM array at GANIL facility. 99,101Y, 101,103,105,107Nb; deduced high-spin levels, J, π, rotational bands, configurations, B(M1), B(E2). Comparison with triaxial particle-rotor calculations.
doi: 10.1103/PhysRevC.95.034302
2017KL01 Phys.Rev. C 95, 024312 (2017) M.Klintefjord, J.Ljungvall, A.Gorgen, S.M.Lenzi, F.L.Bello Garrote, A.Blazhev, E.Clement, G.de France, J.-P.Delaroche, P.Desesquelles, A.Dewald, D.T.Doherty, C.Fransen, A.Gengelbach, G.Georgiev, M.Girod, A.Goasduff, A.Gottardo, K.Hadynska-Klek, B.Jacquot, T.Konstantinopoulos, A.Korichi, A.Lemasson, J.Libert, A.Lopez-Martens, C.Michelagnoli, A.Navin, J.Nyberg, R.M.Perez-Vidal, S.Roccia, E.Sahin, I.Stefan, A.E.Stuchbery, M.Zielinska, D.Barrientos, B.Birkenbach, A.Boston, L.Charles, M.Ciemala, J.Dudouet, J.Eberth, A.Gadea, V.Gonzalez, L.Harkness-Brennan, H.Hess, A.Jungclaus, W.Korten, R.Menegazzo, D.Mengoni, B.Million, A.Pullia, D.Ralet, F.Recchia, P.Reiter, M.D.Salsac, E.Sanchis, O.Stezowski, Ch.Theisen, J.J.Valiente Dobon Measurement of lifetimes in 62, 64Fe, 61, 63Co, and 59Mn NUCLEAR REACTIONS 64Ni(238U, X), E=6.5 MeV/nucleon; measured ΔE-E energy spectrum for target-like reaction products, mass-over-charge ratio of the ions from TOF, Eγ, Iγ, (recoil ions)γ-coin, level half-lives using recoil distance Doppler shift (RDDS) method using large-acceptance variable mode spectrometer VAMOS++, and AGATA array, and Orsay universal plunger system (OUPS) at GANIL facility. 62,64Fe, 61,63Co, 59Mn; deduced levels, J, π, B(E2). Comparison with previous experimental results, with large-scale shell-model calculations, and with beyond-mean-field CHFB+5DCH calculations using Gogny D1S interaction.
doi: 10.1103/PhysRevC.95.024312
2017KO03 Phys.Rev. C 95, 014309 (2017) T.Konstantinopoulos, P.Petkov, A.Goasduff, T.Arici, A.Astier, L.Atanasova, M.Axiotis, D.Bonatsos, P.Detistov, A.Dewald, M.J.Eller, V.Foteinou, A.Gargano, G.Georgiev, K.Gladnishki, A.Gottardo, S.Harissopulos, H.Hess, S.Kaim, D.Kocheva, A.Kusoglu, A.Lagoyannis, J.Ljungvall, R.Lutter, I.Matea, B.Melon, T.J.Mertzimekis, A.Nannini, C.M.Petrache, A.Petrovici, G.Provatas, P.Reiter, M.Rocchini, S.Roccia, M.Seidlitz, B.Siebeck, D.Suzuki, N.Warr, H.De Witte, T.Zerrouki Lifetime measurements in 100Ru NUCLEAR REACTIONS 88Sr(14C, 2n), E=40, 46 MeV; measured Eγ, half-lives of 2+, 4+, 6+ and 8+ yrast levels by recoil-distance Doppler shift (RDDS) and Doppler-shift attenuation method (DSAM) using ORGAM array and eight detectors from Miniball array at 15 MV Tandem accelerator of the ALTO laboratory in Orsay. 100Ru; deduced levels, B(E2), not the best candidate for E(5) symmetry. Comparison with excited Vampir, shell-model calculations, and theoretical E(5) level scheme.
doi: 10.1103/PhysRevC.95.014309
2017KO34 Eur.Phys.J. A 53, 175 (2017) D.Kocheva, G.Rainovski, J.Jolie, N.Pietralla, A.Blazhev, A.Astier, R.Altenkirch, S.Ansari, Th.Braunroth, M.L.Cortes, A.Dewald, F.Diel, M.Djongolov, C.Fransen, K.Gladnishki, A.Hennig, V.Karayonchev, J.M.Keatings, E.Kluge, J.Litzinger, C.Muller-Gatermann, P.Petkov, M.Rudigier, M.Scheck, Ph.Scholz, P.Spagnoletti, M.Spieker, C.Stahl, R.Stegmann, M.Stoyanova, P.Thole, N.Warr, V.Werner, W.Witt, D.Wolk, K.O.Zell, P.Van Isacker, V.Yu.Ponomarev A revised B(E2;2+1 → 0+1) value in the semi-magic nucleus 210Po NUCLEAR REACTIONS 208Pb(12C, 10Be), E=62 MeV; measured Eγ, Iγ(θ), γγ-coin, (particle)γ-coin using 11 HPGe, light reaction fragments using solar cells array. 210Po; deduced 2+1 state T1/2 using the line shape of the transition, branching ratios to this state from upper states, B(E1), B(E2), B(E3), B(M1), T1/2 of three states and transitions; calculated low-lying states energy, structure, B(E1), B(E2), B(E3), B(M1) using QPM (Quasiparticle Phonon Model). Compared with data.
doi: 10.1140/epja/i2017-12367-5
2017KO38 Phys.Rev. C 96, 044305 (2017) D.Kocheva, G.Rainovski, J.Jolie, N.Pietralla, A.Blazhev, R.Altenkirch, S.Ansari, A.Astier, M.Bast, M.Beckers, Th.Braunroth, M.Cappellazzo, A.Dewald, F.Diel, M.Djongolov, C.Fransen, K.Gladnishki, A.Goldkuhle, A.Hennig, V.Karayonchev, J.M.Keatings, E.Kluge, Th.Kroll, J.Litzinger, K.Moschner, C.Muller-Gatermann, P.Petkov, M.Scheck, Ph.Scholz, T.Schmidt, P.Spagnoletti, C.Stahl, R.Stegmann, A.Stolz, A.Vogt, N.Warr, V.Werner, D.Wolk, J.C.Zamora, K.O.Zell, V.Yu.Ponomarev, P.Van Isacker Low collectivity of the 2+1 state of 212Po NUCLEAR REACTIONS 208Pb(12C, 8Be)212Po, E=64 MeV; measured Eγ, Iγ, (particle)γ-coin, half-life of the first 2+ state by recoil-distance Doppler-shift (RDDS) method at the FN Tandem facility of the University of Cologne. 212Po; deduced levels, J, π, B(E2). Comparisons with levels and B(E2) of 210Po and 210Pb, and with theoretical calculations using shell model. Systematics of B(E2) values for the first 2+ states in 20Ne, 44Ti, 52Ti, 136Te, 212Po, nuclei with two valence protons and two valence neutrons.
doi: 10.1103/PhysRevC.96.044305
2017PE01 Nucl.Phys. A957, 240 (2017) P.Petkov, A.Dewald, O.Moller, I.Deloncle, R.Chapman, S.Pascu, D.Bucurescu, D.Tonev, M.Reese, C.Fransen, S.Y.Araddad, G.Asova, J.Copnell, N.Goutev, M.Hackstein, J.Jolie, J.C.Lisle, J.N.Mo, Th.Pissulla, W.Rother, A.G.Smith, C.Tenereiro, D.M.Thompson, K.O.Zell On the quadrupole collectivity in the yrast band of 168Yb NUCLEAR REACTIONS 154Sm(18O, 4n), E=80 MeV;124Sn(48Ca, 4n), E=189 MeV; measured Eγ, Iγ, γγ-coin, RDDS (Recoil distance Doppler-shift) spectra using five large volume Ge (Sm target) and 21 escape-suppressed HPGe (Sn target). 168Yb deduced T1/2, B(E2) of levels using lifetime analysis with differential decay curve method (one B(E2) deduced using published T1/2), yrast band quadrupole moments; calculated B(E2) vs spin. Yrast band moments of inertia and B(E2) compared with published values for 164,166,168,170Yb; deduced indication for reduced collectivity at low spin unexplained by available calculations.
doi: 10.1016/j.nuclphysa.2016.09.006
2017PE14 Phys.Rev. C 96, 034326 (2017); Erratum Phys.Rev. C 98, 019904 (2018) P.Petkov, C.Muller-Gatermann, A.Dewald, A.Blazhev, C.Fransen, J.Jolie, P.Scholz, K.O.Zell, A.Zilges Lifetime measurements with improved precision in 30, 32S and possible influence of large-scale clustering on the appearance of strongly deformed states NUCLEAR REACTIONS 28Si(3He, n)30S, E=8 MeV; 29Si(α, n)32S, E=9 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by Doppler-shift attenuation method (DSAM) using HORUS array of HPGe detectors at the FN Tandem accelerator facility of the University of Cologne. 30,32S; deduced levels, J, π, relative population, B(E2), B(M1). Comparison with previous experimental results for level half-lives, and with two-band mixing calculation. Systematics of low-lying quadrupole states in 28,30,32,34,36,38S. 32S; discussed electromagnetic E2 transition strengths and quadrupole moment in terms of two doubly magic 16O clusters. 80Zr; discussed superdeformed yrast band in terms of two 40Ca clusters.
doi: 10.1103/PhysRevC.96.034326
2017QU05 Phys.Rev. C 96, 044313 (2017) M.Queiser, A.Vogt, M.Seidlitz, P.Reiter, T.Togashi, N.Shimizu, Y.Utsuno, T.Otsuka, M.Honma, P.Petkov, K.Arnswald, R.Altenkirch, B.Birkenbach, A.Blazhev, T.Braunroth, A.Dewald, J.Eberth, C.Fransen, B.Fu, H.Hess, R.Hetzenegger, R.Hirsch, J.Jolie, V.Karayonchev, L.Kaya, L.Lewandowski, C.Muller-Gatermann, J.-M.Regis, D.Rosiak, D.Schneiders, B.Siebeck, T.Steinbach, K.Wolf, K.-O.Zell Cross-shell excitations from the fp shell: Lifetime measurements in 61Zn NUCLEAR REACTIONS 40Ca(24Mg, n2p), E=77 MeV; 58Ni(α, n), E=19 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ), level half-lives by recoil-distance Doppler-shift (RDDS) method using Cologne plunger device and an array of 12 HPGe detectors, and by γγ(t) electronic fast timing technique using eight HPGe detectors and eight LaBr3:Ce detectors at the Tandem accelerator facility of the University of Cologne. 61Zn; deduced high-spin levels, nano-second isomers, J, π, multipolarities, mixing ratios, B(E2), B(E1), B(M1), B(M2), configurations, deformation. Comparison with shell-model calculations using jj44b, GXPF1, GXPF1A, and GXPF1Br+VMU interactions.
doi: 10.1103/PhysRevC.96.044313
2017RA09 Phys.Scr. 92, 054004 (2017) D.Ralet, G.Georgiev, A.E.Stuchbery, E.Cement, A.Lemasson, C.Michelagnoli, M.Rejmund, L.Atanasova, D.L.Balabanski, G.Bocchi, R.Carroll, A.Dewald, J.Dudouet, B.Fornal, G.de France, S.Franchoo, C.Fransen, C.Muller-Gatermann, A.Goasduff, A.Gadea, B.Jacquot, P.R.John, D.Kocheva, T.Konstantinopoulos, A.Korichi, A.Kusoglu, S.M.Lenzi, S.Leoni, J.Ljungvall, R.Lozeva, A.Maj, A.Navin, R.Perez, N.Pietralla, C.Shand, O.Stezowski, D.Yordanov Toward lifetime and g factor measurements of short-lived states in the vicinity of 208Pb NUCLEAR REACTIONS 100Mo(208Pb, X)206Pb/207Pb/208Pb, E=6.25 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies. Preliminary data for the lifetime measurements with Cologne plunger device.
doi: 10.1088/1402-4896/aa6942
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
2016BU23 Nucl.Instrum.Methods Phys.Res. A837, 1 (2016) D.Bucurescu, I.Cata-Danil, G.Ciocan, C.Costache, D.Deleanu, R.Dima, D.Filipescu, N.Florea, D.G.Ghita, T.Glodariu, M.Ivascu, R.Lica, N.Marginean, R.Marginean, C.Mihai, A.Negret, C.R.Nita, A.Olacel, S.Pascu, T.Sava, L.Stroe, A.Serban, R.Suvaila, S.Toma, N.V.Zamfir, G.Cata-Danil, I.Gheorghe, I.O.Mitu, G.Suliman, C.A.Ur, T.Braunroth, A.Dewald, C.Fransen, A.M.Bruce, Zs.Podolyak, P.H.Regan, O.J.Roberts The ROSPHERE γ-ray spectroscopy array NUCLEAR REACTIONS 110Pd(13C, 4n), E=50 MeV; 82Se(13C, X)92Zr, E=42 Mev; 140Ce(13C, 3n), E=62 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, T1/2. Comparison with available data.
doi: 10.1016/j.nima.2016.08.052
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
2016HA04 Acta Phys.Pol. B47, 903 (2016) T.W.Hagen, L.Grente, A.Gorgen, M.-D.Salsac, W.Korten, F.Farget, T.Braunroth, B.Bruyneel, I.Celikovic, E.Clement, G.de France, O.Delaune, A.Dewald, A.Dijon, M.Hackstein, B.Jacquot, J.Litzinger, J.Ljungvall, C.Louchart, C.Michelagnoli, D.R.Napoli, A.Navin, F.Recchia, M.Rejmund, W.Rother, E.Sahin, S.Siem, B.Sulignano, Ch.Theisen, J.J.Valiente-Dobon Lifetime Measurements of Excited States in Neutron-rich Fission Fragments RADIOACTIVITY 247Cm(SF) [ from 9Be(238U, X)247Cm, E=6.2 MeV/nucleon]; measured decay products, Eγ, Iγ. 99Y; deduced energy levels, J, π.
doi: 10.5506/APhysPolB.47.903
2016KO03 Phys.Rev. C 93, 011303 (2016) D.Kocheva, G.Rainovski, J.Jolie, N.Pietralla, C.Stahl, P.Petkov, A.Blazhev, A.Hennig, A.Astier, Th.Braunroth, M.L.Cortes, A.Dewald, M.Djongolov, C.Fransen, K.Gladnishki, V.Karayonchev, J.Litzinger, C.Muller-Gatermann, M.Scheck, Ph.Scholz, R.Stegmann, P.Thole, V.Werner, W.Witt, D.Wolk, P.Van Isacker Low-lying isovector 2+ valence-shell excitations of 212Po NUCLEAR REACTIONS 208Pb(12C, 2α)212Po, E=62 MeV; measured Eγ, Iγ, (particle)γ-, γγ-coin, enriched target, level half-lives by DSAM and line-shape analysis using an array of 12 HPGe detectors for γ detection, and solar cell array for reaction products at FN Tandem facility of the University of Cologne. 212Po; deduced levels, J, π, B(M1), B(E2) of second and third 2+ states as candidates for one-phonon mixed-symmetry states (MSS). Comparison with simple single-j shell model calculation. 211Po; observed γ rays. 209,210Po, 208Pb, 209Bi; reaction products measured in coincidence with γ rays.
doi: 10.1103/PhysRevC.93.011303
2016KO04 Phys.Rev. C 93, 014320 (2016) T.Konstantinopoulos, S.F.Ashley, M.Axiotis, A.Spyrou, S.Harissopulos, A.Dewald, J.Litzinger, O.Moller, C.Muller-Gatterman, P.Petkov, D.R.Napoli, N.Marginean, G.de Angelis, C.A.Ur, D.Bazzacco, E.Farnea, S.M.Lenzi, R.Vlastou, D.Balabanski Lifetime measurements in 102Pd: Searching for empirical proof of the E(5) critical-point symmetry in nuclear structure NUCLEAR REACTIONS 92Zr(13C, 3n), E=48 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by recoil distance Doppler-shift (RDDS) technique and analysis by differential decay curve method (DDCM). GASP array at XTU Tandem Van de Graaff accelerator at Legnaro. 102Pd; deduced levels, J, π, B(E2), configurations; calculated contours of the energy functional in (β, γ) plane. Comparison of B(E2) values with IBA model and predictions of E(5) critical-point symmetry.
doi: 10.1103/PhysRevC.93.014320
2016LO10 Phys.Rev. C 94, 024340 (2016) C.Loelius, H.Iwasaki, B.A.Brown, M.Honma, V.M.Bader, T.Baugher, D.Bazin, J.S.Berryman, T.Braunroth, C.M.Campbell, A.Dewald, A.Gade, N.Kobayashi, C.Langer, I.Y.Lee, A.Lemasson, E.Lunderberg, C.Morse, F.Recchia, D.Smalley, S.R.Stroberg, R.Wadsworth, C.Walz, D.Weisshaar, A.Westerberg, K.Whitmore, K.Wimmer Lifetime measurement of the 4+1 state of 58Ni with the recoil distance method NUCLEAR REACTIONS 9Be(74Kr, 58Ni), E=93 MeV/nucleon, [secondary 74Kr beam from 9Be(78Kr, X), E=150 MeV/nucleon]; measured reaction products, Eγ, Iγ, (58Ni ions)γ-coin, half-life of the first 4+ state in 58Ni by recoil distance Doppler shift method using Triple Plunger for Exotic Beams (TRIPLEX) coupled with GRETINA array and the S800 spectrograph at NSCL-MSU facility. 58Ni; deduced level, B(E2) for the first 4+ state. Comparison with GXPF1A shell-model calculations, and with previous measurements.
doi: 10.1103/PhysRevC.94.024340
2015BR10 Phys.Rev. C 92, 034306 (2015) T.Braunroth, A.Dewald, H.Iwasaki, S.M.Lenzi, M.Albers, V.M.Bader, T.Baugher, T.Baumann, D.Bazin, J.S.Berryman, C.Fransen, A.Gade, T.Ginter, A.Gottardo, M.Hackstein, J.Jolie, A.Lemasson, J.Litzinger, S.Lunardi, T.Marchi, V.Modamio, C.Morse, D.R.Napoli, A.Nichols, F.Recchia, S.R.Stroberg, R.Wadsworth, D.Weisshaar, K.Whitmore, K.Wimmer Reduced transition strengths of low-lying yrast states in chromium isotopes in the vicinity of N=40 NUCLEAR REACTIONS 9Be(59Mn, 58Cr), E=92.1 MeV/nucleon; 9Be(61Mn, 60Cr), E=91.9 MeV/nucleon; 9Be(63Mn, 62Cr), E=98 MeV/nucleon, [secondary 59,61,63Mn beams from 9Be(82Se, X), E=140 MeV/nucleon primary reaction using A1900 separator at NSCL-MSU]; measured Eγ, Iγ, beam-like recoil particle spectra and yields, (particle)γ-coin, level half-lives by recoil-distance Doppler-shift (RDDS) method using S800 spectrograph and SeGA array. 58,60,62Cr; deduced levels, J, π, B(E2), intrinsic quadrupole moments Q0 and deformation parameter β2. Comparison with calculations using shell-model with LNPS interactions, realistic shell-model, and IBM-2. Systematics of energies and B(E2) for first 2+ states in N=22-52, Ti, Cr, Fe, Ni, Se and Kr nuclei. Systematics of ratios of energies and B(E2) values for first 2+, 4+ and 6+ states in 52,54,56,58,60,62Cr, and E(5) limit.
doi: 10.1103/PhysRevC.92.034306
2015CE03 Phys.Rev. C 91, 044311 (2015) I.Celikovic, A.Dijon, E.Clement, G.de France, P.Van Isacker, J.Ljungvall, A.Dewald, C.Fransen, G.Georgiev, A.Gorgen, A.Gottardo, M.Hackstein, T.W.Hagen, C.Louchart, P.Napiorkowski, A.Obertelli, F.Recchia, W.Rother, S.Siem, B.Sulignano, P.Ujic, J.J.Valiente-Dobon, M.Zielinska Probing collectivity in Zn isotopes with one particle or hole outside the N=40 subshell closure NUCLEAR REACTIONS 70Zn(238U, X)69Zn/71Zn, E=6.76 MeV/nucleon; measured Eγ, Iγ, level-half-lives by recoil distance Doppler-shift method using VAMOS spectrometer, EXOGAM array, and a differential plunger device at GANIL. 69,71Zn; deduced levels, J, π, B(M1), B(E2). Comparison with shell-model calculations with the JUN45 interaction. Coexistence of single-particle and collective states.
doi: 10.1103/PhysRevC.91.044311
2015LI42 Phys.Rev. C 92, 064322 (2015) J.Litzinger, A.Blazhev, A.Dewald, F.Didierjean, G.Duchene, C.Fransen, R.Lozeva, K.Sieja, D.Verney, G.de Angelis, D.Bazzacco, B.Birkenbach, S.Bottoni, A.Bracco, T.Braunroth, B.Cederwall, L.Corradi, F.C.L.Crespi, P.Desesquelles, J.Eberth, E.Ellinger, E.Farnea, E.Fioretto, R.Gernhauser, A.Goasduff, A.Gorgen, A.Gottardo, J.Grebosz, M.Hackstein, H.Hess, F.Ibrahim, J.Jolie, A.Jungclaus, K.Kolos, W.Korten, S.Leoni, S.Lunardi, A.Maj, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, B.Million, O.Moller, V.Modamio, G.Montagnoli, D.Montanari, A.I.Morales, D.R.Napoli, M.Niikura, G.Pollarolo, A.Pullia, B.Quintana, F.Recchia, P.Reiter, D.Rosso, E.Sahin, M.D.Salsac, F.Scarlassara, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, S.Szilner, Ch.Theisen, J.J.Valiente Dobon, V.Vandone, A.Vogt Transition probabilities in neutron-rich 84, 86Se NUCLEAR REACTIONS 238U(82Se, 84Se), (82Se, 86Se), E=577 MeV; measured Eγ, Iγ, (84Se)γ- and (86Se)γ-coin, level half-lives by recoil-distance Doppler shift (RDDS) method using Cologne Plunger device, PRISMA magnetic spectrometer and AGATA demonstrator array at INFN-Legnaro accelerator facility. 84,86Se; deduced levels, B(E2) for transitions from first 2+, 4+ and 6+ states. Comparison with large-scale shell model calculations using several different effective interactions.
doi: 10.1103/PhysRevC.92.064322
2015NI01 Phys.Rev. C 91, 014319 (2015) A.J.Nichols, R.Wadsworth, M.A.Bentley, P.J.Davies, J.Henderson, D.G.Jenkins, I.Paterson, H.Iwasaki, A.Lemasson, V.M.Bader, T.Baugher, D.Bazin, J.S.Berryman, A.Gade, C.Morse, S.R.Stroberg, D.Weisshaar, K.Whitmore, K.Wimmer, G.de Angelis, A.Dewald, T.Braunroth, C.Fransen, M.Hackstein, D.Miller Spectroscopy and lifetime measurements in 66Ge, 69Se, and 65Ga using fragmentation reactions NUCLEAR REACTIONS 9Be(70Se, 66Ge), (70Se, 69Se), (70Se, 65Ga), (69As, 65Ga), E not given, [secondary 70Se and 69As beams from 9Be(78Kr, X), E=150 MeV/nucleon fragmentation reaction]; measured Eγ, Iγ, level half-lives by γ line-shape method at NSCL-MSU Coupled Cyclotron facility. 65Ga, 66Ge, 69Se; deduced levels, J, π, B(M1), B(E2). Comparison with shell-model calculations using GXPF1A interaction in the fp model space.
doi: 10.1103/PhysRevC.91.014319
2015SA09 Phys.Rev. C 91, 034302 (2015) E.Sahin, M.Doncel, K.Sieja, G.de Angelis, A.Gadea, B.Quintana, A.Gorgen, V.Modamio, D.Mengoni, J.J.Valiente-Dobon, P.R.John, M.Albers, D.Bazzacco, G.Benzoni, B.Birkenbach, B.Cederwall, E.Clement, D.Curien, L.Corradi, P.Desesquelles, A.Dewald, F.Didierjean, G.Duchene, J.Eberth, M.N.Erduran, E.Farnea, E.Fioretto, G.de France, C.Fransen, R.Gernhauser, A.Gottardo, M.Hackstein, T.Hagen, A.Hernandez-Prieto, H.Hess, T.Huyuk, A.Jungclaus, S.Klupp, W.Korten, A.Kusoglu, S.M.Lenzi, J.Ljungvall, C.Louchart, S.Lunardi, R.Menegazzo, C.Michelagnoli, T.Mijatovic, B.Million, P.Molini, G.Montagnoli, D.Montanari, O.Moller, D.R.Napoli, A.Obertelli, R.Orlandi, G.Pollarolo, A.Pullia, F.Recchia, P.Reiter, D.Rosso, W.Rother, M.-D.Salsac, F.Scarlassara, M.Schlarb, S.Siem, PushpendraP.Singh, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, B.Sulignano, S.Szilner, Ch.Theisen, C.A.Ur, M.Yalcinkaya Shell evolution beyond N=40: 69, 71, 73Cu NUCLEAR REACTIONS 238U(76Ge, X)69Cu/71Cu/73Cu, E=577 MeV; measured Eγ, Iγ, yields of reaction products level half-lives by RDDS method using AGATA demonstrator array coupled to PRISMA spectrometer at Tandem-XTU and ALPI LINAC facilities at LNL, Legnaro. 69,71,73Cu; deduced levels, J, π, B(E2), configuration. Comparison with the state-of-the-art shell-model calculations.
doi: 10.1103/PhysRevC.91.034302
2014GA04 Phys.Rev. C 89, 024307 (2014);Erratum Phys.Rev. C 89, 059905 (2014) L.P.Gaffney, M.Hackstein, R.D.Page, T.Grahn, M.Scheck, P.A.Butler, P.F.Bertone, N.Bree, R.J.Carroll, M.P.Carpenter, C.J.Chiara, A.Dewald, F.Filmer, C.Fransen, M.Huyse, R.V.F.Janssens, D.T.Joss, R.Julin, F.G.Kondev, P.Nieminen, J.Pakarinen, S.V.Rigby, W.Rother, P.Van Duppen, H.V.Watkins, K.Wrzosek-Lipska, S.Zhu Shape coexistence in neutron-deficient Hg isotopes studied via lifetime measurements in 184, 186Hg and two-state mixing calculations NUCLEAR REACTIONS 148Sm(40Ar, 4n), E=200 MeV; 150Sm(40Ar, 4n), E=195 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by RDDS method using Gammasphere and Cologne plunger device at ATLAS-ANL facility. 184,186Hg; deduced levels, B(E2), transitional quadrupole moments, shape coexistence, deformation for normal and intruder bands. Comparison with two-state mixing model calculations. Systematics of yrast bands in even A=172-204 Hg isotopes. NUCLEAR STRUCTURE 180,182,184,186,188Hg; calculated rotational bands built on first two 0+ states, B(E2), wavefunction amplitudes using two-state mixing in VMI model.
doi: 10.1103/PhysRevC.89.024307
2014IW01 Phys.Rev.Lett. 112, 142502 (2014) H.Iwasaki, A.Lemasson, C.Morse, A.Dewald, T.Braunroth, V.M.Bader, T.Baugher, D.Bazin, J.S.Berryman, C.M.Campbell, A.Gade, C.Langer, I.Y.Lee, C.Loelius, E.Lunderberg, F.Recchia, D.Smalley, S.R.Stroberg, R.Wadsworth, C.Walz, D.Weisshaar, A.Westerberg, K.Whitmore, K.Wimmer Evolution of Collectivity in 72Kr: Evidence for Rapid Shape Transition NUCLEAR REACTIONS 9Be(74Kr, 74Kr'), (74Kr, 72Kr'), E<150 MeV/nucleon; measured reaction products, Eγ, Iγ. 72,74Kr; deduced energy levels, B(E2) values. Comparison with theoretical calculations, available data.
doi: 10.1103/PhysRevLett.112.142502
2014MO26 Phys.Rev. C 90, 034310 (2014) C.Morse, H.Iwasaki, A.Lemasson, T.Baugher, D.Bazin, J.S.Berryman, A.Dewald, C.Fransen, A.Gade, S.McDaniel, A.J.Nichols, A.Ratkiewicz, S.R.Stroberg, P.Voss, R.Wadsworth, D.Weisshaar, K.Wimmer, R.Winkler Lifetime measurements of the yrast 8+ and 9+ states in 70As NUCLEAR REACTIONS 9Be(78Rb, 70As), E=101.6 MeV/nucleon, [secondary 78Rb beam from 9Be(78Kr, X), E=150 MeV/nucleon primary reaction]; measured Doppler corrected Eγ, Iγ, γγ-, (70As)γ-coin, level half-lives by line-shape analysis using A1900 fragment separator, S-800 spectrometer, and SeGA array at NSCL-MSU facility. 70As; deduced levels, J, π, B(E1), B(M1), configuration. Comparison of B(M1) values for 66Ga, 70As, 74Br, 78Rb and 82Y with predictions of particle-vibration coupling model.
doi: 10.1103/PhysRevC.90.034310
2014NI09 Phys.Lett. B 733, 52 (2014) A.J.Nichols, R.Wadsworth, H.Iwasaki, K.Kaneko, A.Lemasson, G.de Angelis, V.M.Bader, T.Baugher, D.Bazin, M.A.Bentley, J.S.Berryman, T.Braunroth, P.J.Davies, A.Dewald, C.Fransen, A.Gade, M.Hackstein, J.Henderson, D.G.Jenkins, D.Miller, C.Morse, I.Paterson, E.C.Simpson, S.R.Stroberg, D.Weisshaar, K.Whitmore, K.Wimmer Collectivity in A ∼ 70 nuclei studied via lifetime measurements in 70Br and 68, 70Se NUCLEAR REACTIONS 9Be(71Br, 70Br'), (70Se, 68Se'), (70Se, 70Se'), E < 150 MeV/nucleon; measured reaction products, Eγ, Iγ. 70Br, 68,70Se; deduced energy levels, J, π, B(Eλ). Comparison with shell model calculations using GXPF1 nuclear interaction, available data.
doi: 10.1016/j.physletb.2014.04.016
2014VO05 Phys.Rev. C 90, 014301 (2014) P.Voss, T.Baumann, D.Bazin, A.Dewald, H.Iwasaki, D.Miller, A.Ratkiewicz, A.Spyrou, K.Starosta, M.Thoennessen, C.Vaman, J.A.Tostevin 19Mg two-proton decay lifetime RADIOACTIVITY 19Mg(2p)[from 9Be(20Mg, X), E=170 MeV/nucleon]; measured energy-loss spectra in coincidence with incoming 20Mg on the target and outgoing 17Ne, two-proton decay half-life as a function of 17Ne production mechanism. Experiments carried out at NSCL-MSU facility. Comparison with previous experimental results. NUCLEAR REACTIONS 9Be(20Mg, X)10C/14O/16O/17Ne/18Ne/20Na/19Mg/20Mg/21Mg/, E=170 MeV/nucleon; measured reaction products, yields using A1900 separator and S800 magnetic spectrograph at NSCL-MSU facility.
doi: 10.1103/PhysRevC.90.014301
2013DO04 Acta Phys.Pol. B44, 505 (2013) M.Doncel, E.Sahin, A.Gadea, G.de Angelis, B.Quintana, J.J.Valiente-Dobon, V.Modamio, M.Albers, D.Bazzacco, E.Clement, L.Corradi, A.Dewald, G.Duchene, M.N.Erduran, E.Farnea, E.Fioretto, C.Fransen, R.Gernhauser, A.Gorgen, A.Gottardo, M.Hackstein, A.Hernandez-Prieto, T.Huyuk, S.Klupp, W.Korten, A.Kusoglu, S.Lenzi, C.Louchart, S.Lunardi, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, O.Moller, D.R.Napoli, A.Obertelli, R.Orlandi, G.Pollarolo, F.Recchia, W.Rother, M.-D.Salsac, F.Scarlassara, M.Schlarb, A.Stefanini, B.Sulignano, S.Szilner, C.A.Ur Lifetime Measurements in Neutron-rich Cu Isotopes NUCLEAR REACTIONS 238U(76Ge, X)71Cu, E=300 MeV; measured reaction products, Eγ, Iγ; deduced excited state T1/2. Recoil Distance Doppler Shift Method, AGATA demonstrator coupled with PRISMA spectrometer.
doi: 10.5506/APhysPolB.44.505
2013GL01 Nucl.Phys. A903, 1 (2013) K.A.Gladnishki, P.Petkov, A.Dewald, O.Moller, I.Deloncle, D.Tonev, M.Reese, C.Fransen, M.Hackstein, J.Jolie, Th.Pissulla, W.Rother, K.O.Zell Plunger lifetimes and electromagnetic transition strengths in odd 167Yb NUCLEAR REACTIONS 154Sm(18O, 5n), E=80 MeV; measured Eγ, Iγ(θ), γγ-coin. 167Yb calculated B(E2), quadrupole moment, branching ratios using PTRM (particle plus triaxial rotor model); deduced T1/2, B(E2), B(E1) for specific levels in bands, branching ratios using RDDS (recoil distance Doppler shift) and DDCM (differential decay curve method), quadrupole moment, triaxiality using calculations.
doi: 10.1016/j.nuclphysa.2013.02.010
2013LO04 Phys.Rev. C 87, 054302 (2013) C.Louchart, A.Obertelli, A.Gorgen, W.Korten, D.Bazzacco, B.Birkenbach, B.Bruyneel, E.Clement, P.J.Coleman-Smith, L.Corradi, D.Curien, G.de Angelis, G.de France, J.-P.Delaroche, A.Dewald, F.Didierjean, M.Doncel, G.Duchene, J.Eberth, M.N.Erduran, E.Farnea, C.Finck, E.Fioretto, C.Fransen, A.Gadea, M.Girod, A.Gottardo, J.Grebosz, T.Habermann, M.Hackstein, T.Huyuk, J.Jolie, D.Judson, A.Jungclaus, N.Karkour, S.Klupp, R.Krucken, A.Kusoglu, S.M.Lenzi, J.Libert, J.Ljungvall, S.Lunardi, G.Maron, R.Menegazzo, D.Mengoni, C.Michelagnoli, B.Million, P.Molini, O.Moller, G.Montagnoli, D.Montanari, D.R.Napoli, R.Orlandi, G.Pollarolo, A.Prieto, A.Pullia, B.Quintana, F.Recchia, P.Reiter, D.Rosso, W.Rother, E.Sahin, M.-D.Salsac, F.Scarlassara, M.Schlarb, S.Siem, P.P.Singh, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, B.Sulignano, S.Szilner, Ch.Theisen, C.A.Ur, J.J.Valiente-Dobon, M.Zielinska Collective nature of low-lying excitations in 70, 72, 74Zn from lifetime measurements using the AGATA spectrometer demonstrator NUCLEAR REACTIONS 238U(76Ge, X), E=577 MeV; measured Eγ, Iγ, (ion)γ-coin, level half-lives of first 2+, 4+ and 6+ states by recoil-distance Doppler shift method using a plunger device, AGATA array and PRISMA magnetic spectrometer at INFN, Legnaro facility. 70,72,74Zn, 76Ge; deduced levels, J, π, B(E2). Comparison with previous experimental studies, and with the state-of-the-art shell-model calculations. Discussed need for new measurements of level half-lives.
doi: 10.1103/PhysRevC.87.054302
2013MO36 Phys.Rev. C 88, 044326 (2013) V.Modamio, J.J.Valiente-Dobon, S.Lunardi, S.M.Lenzi, A.Gadea, D.Mengoni, D.Bazzacco, A.Algora, P.Bednarczyk, G.Benzoni, B.Birkenbach, A.Bracco, B.Bruyneel, A.Burger, J.Chavas, L.Corradi, F.C.L.Crespi, G.de Angelis, P.Desesquelles, G.de France, R.Depalo, A.Dewald, M.Doncel, M.N.Erduran, E.Farnea, E.Fioretto, Ch.Fransen, K.Geibel, A.Gottardo, A.Gorgen, T.Habermann, M.Hackstein, H.Hess, T.Huyuk, P.R.John, J.Jolie, D.Judson, A.Jungclaus, N.Karkour, R.Kempley, S.Leoni, B.Melon, R.Menegazzo, C.Michelagnoli, T.Mijatovic, B.Million, O.Moller, G.Montagnoli, D.Montanari, A.Nannini, D.R.Napoli, Zs.Podolyak, G.Pollarolo, A.Pullia, B.Quintana, F.Recchia, P.Reiter, D.Rosso, W.Rother, E.Sahin, M.D.Salsac, F.Scarlassara, K.Sieja, P.A.Soderstrom, A.M.Stefanini, O.Stezowski, S.Szilner, Ch.Theisen, B.Travers, C.A.Ur Lifetime measurements in neutron-rich 63, 65Co isotopes using the AGATA demonstrator NUCLEAR REACTIONS 238U(64Ni, X)63Co/65Co, E=460 MeV; measured Eγ, Iγ, level half-lives by RDDS method using PRISMA magnetic spectrometer and AGATA array at LNL tandem-ALPI accelerator complex. 63,65Co; deduced levels, B(E2), configuration. Systematics of B(E2) values for 11/2- to 7/2- transitions in 63,65,67Co, and first 2+ to g.s. transitions in 64,66Fe, 64,66,68Ni. Calculated neutron occupation numbers for g9/2 and d5/2 orbitals for lowest 11/2- states in Co isotopes and first 2+ states in Ni and Fe isotopes. Shell-model calculations.
doi: 10.1103/PhysRevC.88.044326
2013PE19 Phys.Rev. C 88, 034323 (2013) P.Petkov, M.S.Yavahchova, O.Moller, A.Dewald, D.Tonev, B.Saha, A.Fitzler, K.Jessen, T.Klug, S.Heinze, J.Jolie, P.von Brentano, N.Goutev, D.Bazzacco, C.A.Ur, E.Farnea, M.Axiotis, S.Lunardi, G.de Angelis, D.R.Napoli, N.Marginean, T.Martinez, M.A.Caprio Lifetimes and electromagnetic transition strengths in 155Dy NUCLEAR REACTIONS 124Sn(36S, 5n), E=155 MeV; measured Eγ, Doppler shifts, half-lives of high-spin levels by RDDS and DSAM using GASP array at XTU tandem accelerator facility in Legnaro. Analysis by differential decay-curve method (DDCM). 155Dy; deduced levels, B(E2), B(M1), B(E1) and B(M2), collectivity as function of spin, band termination. Comparison with previous experimental data, and with particle-plus-triaxial-rotor model calculations.
doi: 10.1103/PhysRevC.88.034323
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
2013TA35 Phys.Rev. C 88, 054307 (2013) M.J.Taylor, D.M.Cullen, M.G.Procter, T.Back, B.Cederwall, M.Doncel, T.Braunroth, A.Dewald, J.Pakarinen, T.Grahn, P.T.Greenlees, K.Auranen, U.Jakobsson, R.Julin, S.Juutinen, A.Herzan, J.Konki, M.Leino, R.Liotta, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, J.Sorri, S.Stolze, J.Uusitalo, W.Y.Liang, F.R.Xu Competing single-particle and collective states in the low-energy structure of 113I NUCLEAR REACTIONS 58Ni(58Ni, 3p)113I, E=210 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by RDDS method using a plunger device, Jurogam-II array, and RITU separator at JYFL facility. 113I; deduced high-spin levels, J, π, bands, B(E2). Comparison with shell-model calculations, and configuration-constrained total Routhian surface calculations.
doi: 10.1103/PhysRevC.88.054307
2012GL01 Nucl.Phys. A877, 19 (2012) K.A.Gladnishki, P.Petkov, A.Dewald, C.Fransen, M.Hackstein, J.Jolie, Th.Pissulla, W.Rother, K.O.Zell Yrast electromagnetic transition strengths and shape coexistence in 182Pt NUCLEAR REACTIONS 170Yb(16O, 4n), E=87 MeV; measured Eγ, Iγ, γγ-coin. 182Pt deduced yrast band T1/2, transition quadrupole moment, B(E2) using RDDS (recoil distance Doppler shift), DDCM (differential decay curve method); calculated levels, J, π, quadrupole moment, deformation, shape coexistence, B(E2) using general collective model, extended consistent Q-formalism, IBM-1. Compared with data.
doi: 10.1016/j.nuclphysa.2012.01.001
2012GL05 J.Phys.:Conf.Ser. 366, 012020 (2012) K.A.Gladnishki, G.Rainovski, P.Petkov, J.Jolie, N.Pietralla, A.Blazhev, A.Damyanova, M.Danchev, A.Dewald, C.Fransen, M.Hackstein, O.Moller, T.Pissulla, M.Reese, W.Rother Search for one-phonon mixed-symmetry states in the radioactive nucleus 140Nd NUCLEAR REACTIONS 140Ce(3He, 3n), E=19.8 MeV; measured Eγ, Iγ(θ), γγ-coin using HPGe coaxial detectors and EUROBALL HPGe cluster detector; deduced γ-ray spectra, T1/2 of the 2+3 2140 keV level, B(M1).
doi: 10.1088/1742-6596/366/1/012020
2012LE05 Phys.Rev. C 85, 041303 (2012) A.Lemasson, H.Iwasaki, C.Morse, D.Bazin, T.Baugher, J.S.Berryman, A.Dewald, C.Fransen, A.Gade, S.McDaniel, A.Nichols, A.Ratkiewicz, S.Stroberg, P.Voss, R.Wadsworth, D.Weisshaar, K.Wimmer, R.Winkler Observation of mutually enhanced collectivity in self-conjugate 7638SR38 NUCLEAR REACTIONS 9Be(76Rb, 76Sr), E=104.5 MeV/nucleon; 9Be (78Rb, 78Sr), E=101.6 MeV/nucleon; measured time-of-flight and energy loss for outgoing particles, Eγ, Iγ, γγ-coin using SeGA array at NSCL, MSU facility, half-lives of first 2+ states by line-shape method. 76,78Rb secondary beams from 9Be(78Kr, X), E=140 MeV/nucleon primary beam. 76,78Sr; deduced levels, J, π, yrast bands, B(E2), deformation parameter. Systematics of energies and B(E2) values for first 2+ states in Z=30-40 and N=34-46 even-even nuclei. Comparison of B(E2) values with predictions from the CHFB+5DCH calculations.
doi: 10.1103/PhysRevC.85.041303
2012MO11 Phys.Rev. C 85, 044301 (2012) D.Montanari, S.Leoni, D.Mengoni, J.J.Valiente-Dobon, G.Benzoni, N.Blasi, G.Bocchi, P.F.Bortignon, S.Bottoni, A.Bracco, F.Camera, P.Casati, G.Colo, A.Corsi, F.C.L.Crespi, B.Million, R.Nicolini, O.Wieland, D.Bazzacco, E.Farnea, G.Germogli, A.Gottardo, S.M.Lenzi, S.Lunardi, R.Menegazzo, G.Montagnoli, F.Recchia, F.Scarlassara, C.Ur, L.Corradi, G.de Angelis, E.Fioretto, D.R.Napoli, R.Orlandi, E.Sahin, A.M.Stefanini, R.P.Singh, A.Gadea, S.Szilner, M.Kmiecik, A.Maj, W.Meczynski, A.Dewald, Th.Pissulla, G.Pollarolo γ spectroscopy of calcium nuclei around doubly magic 48Ca using heavy-ion transfer reactions NUCLEAR REACTIONS 64Ni(48Ca, X), E=282 MeV; 208Pb(48Ca, X), E=310 MeV; measured Eγ, Iγ, (fragment)γ-coin, γ(θ), γ(linear pol), level half-lives by RDDS method, mass spectra of calcium isotopes in coin with γ rays. PRISMA-CLARA setup at LNL, INFN facility. 46,47,49,50Ca, 51Sc; deduced levels, J, π, multipolarities, attenuation parameter for γ(θ), B(E1), B(E2), B(M1), B(M2), B(E3). Comparison with Hartree-Fock (HF), particle (hole)-phonon model, and full fp shell model calculations.
doi: 10.1103/PhysRevC.85.044301
2012NI09 Phys.Rev. C 85, 054321 (2012) M.Niikura, B.Mouginot, S.Franchoo, I.Matea, I.Stefan, D.Verney, F.Azaiez, M.Assie, P.Bednarczyk, C.Borcea, A.Burger, G.Burgunder, A.Buta, L.Caceres, E.Clement, L.Coquard, G.de Angelis, G.de France, F.de Oliveira Santos, A.Dewald, A.Dijon, Z.Dombradi, E.Fiori, C.Fransen, G.Friessner, L.Gaudefroy, G.Georgiev, S.Grevy, M.Hackstein, M.N.Harakeh, F.Ibrahim, O.Kamalou, M.Kmiecik, R.Lozeva, A.Maj, C.Mihai, O.Moller, S.Myalski, F.Negoita, D.Pantelica, L.Perrot, Th.Pissulla, F.Rotaru, W.Rother, J.A.Scarpaci, C.Stodel, J.C.Thomas, P.Ujic First direct lifetime measurement of the 21+ state in 72, 74Zn: New evidence for a shape transition between N=40 and N=42 close to Z=28 NUCLEAR REACTIONS 9Be(73Zn, X), (74Zn, X), (72Cu, X), [73,74Zn, 72Cu secondary cocktail beam from 9Be(76Ge, X), E=60 MeV/nucleon primary reaction], E not given; measured Eγ, Iγ, half-lives of first 2+ states by RDDS method using LISE spectrometer, plunger device, and EXOGAM array at GANIL facility. 72,74Zn; deduced B(E2), β2; discussed static quadrupole moments for first 2+ states. Systematics of level energies, B(E2), Q(2+), β2, occupation numbers for even-even N=32-48, Z=28-38 nuclei. Comparison of B(E2) values for first 2+ states in 72,74Zn with previous studies and shell-model calculations.
doi: 10.1103/PhysRevC.85.054321
2012PE16 Phys.Rev. C 86, 044329 (2012) M.Petri, S.Paschalis, R.M.Clark, P.Fallon, A.O.Macchiavelli, K.Starosta, T.Baugher, D.Bazin, L.Cartegni, H.L.Crawford, M.Cromaz, U.Datta Pramanik, G.de Angelis, A.Dewald, A.Gade, G.F.Grinyer, S.Gros, M.Hackstein, H.B.Jeppesen, I.Y.Lee, S.McDaniel, D.Miller, M.M.Rajabali, A.Ratkiewicz, W.Rother, P.Voss, K.A.Walsh, D.Weisshaar, M.Wiedeking, B.A.Brown, C.Forssen, P.Navratil, R.Roth Structure of 16C: Testing shell model and ab initio approaches NUCLEAR REACTIONS 9Be(17N, X)16O, E=72 MeV/nucleon, [17N secondary beam from 9Be(22Ne, X), E=150 MeV/nucleon primary reaction]; measured Eγ, Iγ, σ, half-life of first 2+ state in 16O by RDM plunger method using SeGA array at NSCL facility. 16C; deduced levels, J, π, B(E2), spectroscopic factors and proton amplitude of first 2+ state, gamma-ray branching ratios from second 2+ state. Comparison of with shell-model calculations using three interactions.
doi: 10.1103/PhysRevC.86.044329
2012PE18 J.Phys.:Conf.Ser. 366, 012036 (2012) P.Petkov, K.A.Gladnsihki, A.Dewald, C.Fransen, M.Hackstein, J.Jolie, T.Pissulla, W.Rother, K.O.Zell 182Pt as a possible candidate for X(5) symmetry NUCLEAR REACTIONS 170Yb(16O, 4n), E=87 MeV; measured Eγ, Iγ(θ), γγ-coin using RDDS (Recoil distance Doppler shift) with five large volume Ge detectors and EUROBALL cluster detector. 182Pt deduced T1/2 of selected γ transitions using Differential decay curve method; calculated deformation using IBM-1 ECQF (Extended Consistent Q-formalism) and GCM or Frankfurt model; deduced yrast band quadrupole moments, yrast B(E2), X(5) features, shape coexistence indication.
doi: 10.1088/1742-6596/366/1/012036
2012PR10 Phys.Rev. C 86, 034308 (2012) M.G.Procter, D.M.Cullen, C.Scholey, P.Ruotsalainen, L.Angus, T.Back, B.Cederwall, A.Dewald, C.Fransen, T.Grahn, P.T.Greenlees, M.Hackstein, U.Jakobsson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, R.Liotta, N.M.Lumley, P.J.R.Mason, P.Nieminen, M.Nyman, J.Pakarinen, T.Pissulla, P.Peura, P.Rahkila, J.Revill, S.V.Rigby, W.Rother, M.Sandzelius, J.Saren, J.Sorri, M.J.Taylor, J.Uusitalo, P.Wady, C.Qi, F.R.Xu Electromagnetic transition strengths in 52109Te NUCLEAR REACTIONS 58Ni(54Fe, n2p), E=206 MeV; measured Eγ, Iγ, γγ-, (particle)γ-, (recoil)γ-coin, level half-lives using the recoil distance Doppler-shift method using PRE-JUROGAM II spectrometer, RITU and GREAT focal-plane spectrometer at Jyvaskyla. Recoil-decay tagging method. 109Te; deduced levels, J, π, bands, multipolarity, B(E2), B(M1). Comparison of experimental B(E2) for ground-state transitions in 108,109Te, 109I with theory. Systematics of 11/2- states in N=57-81 Te isotopes, first 2+ states in N=54-82 Te, h11/2 bands in N=57-63 Te, and ground-state bands in N=54-64 even A Te nuclei. Comparison of levels, J, π, B(E2), B(M1) values with shell model calculations. NUCLEAR REACTIONS 58Ni(54Fe, X)105In/106Sn/108Sn/108Sb/109Sb/109Te/110Te, E=206 MeV; measured yields from ground-state transitions in (recoil)γγ-coin spectra.
doi: 10.1103/PhysRevC.86.034308
2012PR14 J.Phys.:Conf.Ser. 381, 012062 (2012) M.G.Procter, D M.Cullen, P.Ruotsalainen, T.Braunroth, A.Dewald, C.Fransen, T.Grahn, P.T.Greenlees, M.Hackstein, K.Hauschild, U.Jakobsson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, A.Lopez-Martens, M.Leino, J.Litzinger, P.J.R.Mason, P.Nieminen, P.Peura, P.Rahkila, M.W.Reed, S.Rice, S.Rinta-Antilla, W.Rother, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, M.J.Taylor, J.Uusitalo, A.Vitturi, L.Fortunato, Y.Shi, F.R.Xu X(5) critical-point symmetries in 138Gd NUCLEAR REACTIONS 106Cd(36Ar, 2n2p), E=190 MeV; measured Eγ, Iγ(θ), γγ-coin using JUROGAM II; deduced T1/2, B(E2), deformation, symmetries using RDDS (Recoil-Distance Doppler-shift) with DDCM (Differential Decay Curve Method); calculated potential energy surface, deformation, transition probabilities using IBM-1. Experimental lifetimes compared with those by Bishop.
doi: 10.1088/1742-6596/381/1/012062
2012VO05 Phys.Rev. C 86, 011303 (2012) P.Voss, T.Baugher, D.Bazin, R.M.Clark, H.L.Crawford, A.Dewald, P.Fallon, A.Gade, G.F.Grinyer, H.Iwasaki, A.O.Macchiavelli, S.McDaniel, D.Miller, M.Petri, A.Ratkiewicz, W.Rother, K.Starosta, K.A.Walsh, D.Weisshaar, C.Forssen, R.Roth, P.Navratil Excited-state transition-rate measurements in 18C NUCLEAR REACTIONS 9Be(19Ne, p)18C, [19Ne secondary beam from 9Be(22Ne, X), E=120 MeV/nucleon primary beam], E=72 MeV/nucleon; measured time-of-flight, energy loss, Eγ, Iγ, (18C)γ-coin using SeGA array, level half-lives by RDM method using the Koln/NSCL plunger device. 18C; deduced levels, J, π, B(E2) of first two 2+ states. 14,18C; comparison of experimental values of level energies, B(E2), B(M1) and quadrupole moment of first two 2+ states with calculations using large-scale ab initio no-core shell model calculations. Inclusion of three-body forces to explain low-lying states in A=18 system.
doi: 10.1103/PhysRevC.86.011303
2012YA19 J.Phys.:Conf.Ser. 366, 012050 (2012) M.S.Yavahchova, P.Petkov, A.Dewald, O.Moller, B.Saha, A.Fitzler, K.Jessen, D.Tonev, N.Gutev, T.Klug, S.Heinze, J.Jolie, P.von Brentano, D.Bazzacco, C.Ur, E.Farnea, M.Axiotis, S.Lunardi, C.Rossi-Alvarez, G.de Angelis, D.R.Napoli, N.Marginean, T.Martinez, M.Caprio Electromagnetic transition strengths in 155Dy NUCLEAR REACTIONS 124Sn(36S, 5n), E=155 MeV; measured Eγ, Iγi(θ), γγ-coin using RDDS (Recoil distance Doppler shift). 155Dy deduced γ transitions, levels, J, π, T1/2 of selected γ transitions using Differential decay curve method; calculated levels, J, π using PTRM (Particle plus Triaxial Rotor Model), deformation, X(5) features, shape coexistence indications.
doi: 10.1088/1742-6596/366/1/012050
2011BA37 Phys.Rev. C 84, 041306 (2011) T.Back, C.Qi, F.Ghazi Moradi, B.Cederwall, A.Johnson, R.Liotta, R.Wyss, H.Al-Azri, D.Bloor, T.Brock, R.Wadsworth, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, U.Jacobsson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, A.Lopez-Martens, P.Nieminen, P.Peura, P.Rahkila, S.Rinta-Antila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, J.Uusitalo, S.Go, E.Ideguchi, D.M.Cullen, M.G.Procter, T.Braunroth, A.Dewald, C.Fransen, M.Hackstein, J.Litzinger, W.Rother Lifetime measurement of the first excited 2+ state in 108Te NUCLEAR REACTIONS 54Fe(58Ni, 2n2p), E=245 MeV; measured Eγ, Iγ, recoil-distance Doppler shift. 108Te; deduced levels, J, π, half-life of first 2+ state, B(E2). Recoil decay tagging (RDT) technique in combination with distance Doppler shift using the Cologne differential plunger and JUROGAM II array. Systematics of B(E2) values for even-A Te nuclei from N=52-80. Comparison with shell model calculations.
doi: 10.1103/PhysRevC.84.041306
2011DI04 Acta Phys.Pol. B42, 829 (2011) A.Dijon, J.Ljungvall, E.Clement, G.de France, P.Van Isacker, A.Gorgen, A.Obertelli, W.Korten, J.P.Delaroche, A.Dewald, A.Gadea, L.Gaudefroy, M.Girod, M.Hackstein, J.Libert, D.Mengoni, T.Pissula, F.Recchia, M.Rejmund, W.Rother, E.Sahin, C.Schmitt, A.Shrivastava, J.J.Valiente-Dobon, K.O.Zell, M.Zielinska Lifetime Measurements in Neutron-rich Fe and Co Isotopes NUCLEAR REACTIONS 64Ni(238U, X)62Fe/64Fe/63Co/65Co, E=6.5 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced lifetimes of yrast states, B(E2).
doi: 10.5506/APhysPolB.42.829
2011DI08 Phys.Rev. C 83, 064321 (2011) A.Dijon, E.Clement, G.de France, P.Van Isacker, J.Ljungvall, A.Gorgen, A.Obertelli, W.Korten, A.Dewald, A.Gadea, L.Gaudefroy, M.Hackstein, D.Mengoni, Th.Pissulla, F.Recchia, M.Rejmund, W.Rother, E.Sahin, C.Schmitt, A.Shrivastava, J.J.Valiente-Dobon, K.O.Zell, M.Zielinska Lifetime measurements in 63Co and 65Co NUCLEAR REACTIONS 64Ni(238U, X), E=6.5 MeV/nucleon; measured particle spectra, Eγ, Iγ, γγ-coin, half-lives by recoil distance Doppler shift and the differential decay curve methods with a plunger device EXOGAM array. 63,65Co; deduced levels, J, π, B(E2). Systematics of excitation energies and B(E2) values in the even-N Fe, Co, and Ni nuclides. Comparison with large-scale shell model calculations in the pf and pfg9/2 valence space.
doi: 10.1103/PhysRevC.83.064321
2011FR17 J.Phys.:Conf.Ser. 312, 092025 (2011) C.Fransen, W.Rother, H.Iwasaki, A.Dewald, T.Baugher, D.Bazin, B.A.Brown, H.L.Crawford, A.Gade, T.N.Ginter, T.Glasmacher, G.F.Grinyer, M.Hackstein, G.Ilie, J.Jolie, S.M.Lenzi, S.McDaniel, D.Miller, P.Petkov, T.Pissulla, A.Ratkiewicz, K.Starosta, C.A.Ur, P.Voss, K.A.Walsh, D.Weisshaar, K.O.Zell Collectivity of Exotic Heavy Fe Isotopes NUCLEAR REACTIONS 197Au(62Fe, X), E=97.8 MeV/nucleon;197Au(64Fe, X), E=95.0 MeV/nucleon;197Au(66Fe, X), E=88.3 MeV/nucleon; measured Doppler shifted Coulomb excitation Eγ, Iγ(θ=30, 1400, t); deduced B(E2), E(2+1). Compared with other data for near-by nuclei.
doi: 10.1088/1742-6596/312/9/092025
2011MO02 Phys.Lett. B 697, 288 (2011) D.Montanari, S.Leoni, D.Mengoni, G.Benzoni, N.Blasi, G.Bocchi, P.F.Bortignon, A.Bracco, F.Camera, G.Colo, A.Corsi, F.C.L.Crespi, B.Million, R.Nicolini, O.Wieland, J.J.Valiente-Dobon, L.Corradi, G.de Angelis, F.Della Vedova, E.Fioretto, A.Gadea, D.R.Napoli, R.Orlandi, F.Recchia, E.Sahin, R.Silvestri, A.M.Stefanini, R.P.Singh, S.Szilner, D.Bazzacco, E.Farnea, R.Menegazzo, A.Gottardo, S.M.Lenzi, S.Lunardi, G.Montagnoli, F.Scarlassara, C.Ur, G.Lo Bianco, A.Zucchiatti, M.Kmiecik, A.Maj, W.Meczynski, A.Dewald, Th.Pissulla, G.Pollarolo Probing the nature of particle-core couplings in 49Ca with γ spectroscopy and heavy-ion transfer reactions NUCLEAR REACTIONS 48Ca(64Ni, X)49Ca/50Ca, E=282 MeV; measured reaction products, Eγ, Iγ; deduced deduced level scheme, J, π, B(E2). Comparison with shell model calculations, KB3G effective interaction.
doi: 10.1016/j.physletb.2011.01.046
2011NI03 Acta Phys.Pol. B42, 537 (2011) M.Niikura, B.Mouginot, F.Azaiez, G.De Angelis, M.Assie, P.Bednarczyk, C.Borcea, A.Burger, G.Burgunder, A.Buta, L.Caceres, E.Clement, L.Coquard, G.De France, F.De Oliveira, A.Dewald, A.Dijon, Z.Dombradi, E.Fiori, S.Franchoo, C.Fransen, G.Friessner, L.Gaudefroy, G.Georgiev, S.Grevy, M.Hackstein, M.N.Harakeh, F.Ibrahim, M.Kmiecik, R.Lozeva, A.Maj, I.Matea, C.Mihai, O.Moller, S.Myalski, F.Negoita, D.Pantelica, L.Perrot, T.Pissula, F.Rotaru, W.Rother, J.A.Scarpaci, I.Stefan, C.Stodel, J.C.Thomas, P.Ujic, D.Verney Lifetime Measurement of 2+1 State in 74Zn with Differential Plunger Technique NUCLEAR REACTIONS 9Be(76Ge, X)73Zn/74Zn, E=60 MeV/nucleon; measured reaction fragments, Eγ, Iγ; deduced B(E2), γ-ray yields.
doi: 10.5506/APhysPolB.42.537
2011PE21 Phys.Rev.Lett. 107, 102501 (2011) M.Petri, P.Fallon, A.O.Macchiavelli, S.Paschalis, K.Starosta, T.Baugher, D.Bazin, L.Cartegni, R.M.Clark, H.L.Crawford, M.Cromaz, A.Dewald, A.Gade, G.F.Grinyer, S.Gros, M.Hackstein, H.B.Jeppesen, I.Y.Lee, S.McDaniel, D.Miller, M.M.Rajabali, A.Ratkiewicz, W.Rother, P.Voss, K.A.Walsh, D.Weisshaar, M.Wiedeking, B.A.Brown Lifetime Measurement of the 2+1 State in 20C NUCLEAR REACTIONS 9Be, 184W(22O, X)20C, E=101 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced lifetime, B(E2). Comparison with systematics, shell model calculations.
doi: 10.1103/PhysRevLett.107.102501
2011PR10 Phys.Rev. C 84, 024314 (2011) M.G.Procter, D.M.Cullen, P.Ruotsalainen, T.Braunroth, A.Dewald, C.Fransen, T.Grahn, P.T.Greenlees, M.Hackstein, K.Hauschild, U.Jakobsson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, A.Lopez-Martens, M.Leino, J.Litzinger, P.J.R.Mason, P.Nieminen, P.Peura, P.Rahkila, M.W.Reed, S.Rice, S.Rinta-Antilla, W.Rother, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, M.J.Taylor, J.Uusitalo, A.Vitturi, Y.Shi, F.R.Xu Lifetime measurements in the transitional nucleus 138Gd NUCLEAR REACTIONS 106Cd(36Ar, 2n2p), E=190 MeV; measured Eγ, Iγ, γγ-coin, half-lives by recoil-distance Doppler-shift method using Cologne plunger and JUROGAM II array at JYFL facility. 138Gd; deduced levels, half-lives, B(E2). 138Gd; calculated potential energy surface (PES). Comparison with X(5) critical-point and Interacting Boson Model (IBM-1) calculations.
doi: 10.1103/PhysRevC.84.024314
2011PR12 Phys.Lett. B 704, 118 (2011) M.G.Procter, D.M.Cullen, C.Scholey, P.Ruotsalainen, L.Angus, T.Back, B.Cederwall, A.Dewald, C.Fransen, T.Grahn, P.T.Greenlees, M.Hackstein, U.Jakobsson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, M.Leino, R.Liotta, N.M.Lumley, P.J.R.Mason, P.Nieminen, M.Nyman, J.Pakarinen, T.Pissulla, P.Peura, P.Rahkila, J.Revill, S.V.Rigby, W.Rother, M.Sandzelius, J.Saren, J.Sorri, M.J.Taylor, J.Uusitalo, P.Wady, C.Qi, F.R.Xu Anomalous transition strength in the proton-unbound nucleus 10953I56 NUCLEAR REACTIONS 58Ni(54Fe, 2np)109I, E=206 MeV; measured reaction products, Eγ, Iγ; deduced σ, lifetime or T1/2 for the first excited state. Comparison with theoretical calculations, Recoil distance Doppler-shift method.
doi: 10.1016/j.physletb.2011.09.012
2011RO02 Phys.Rev.Lett. 106, 022502 (2011) W.Rother, A.Dewald, H.Iwasaki, S.M.Lenzi, K.Starosta, D.Bazin, T.Baugher, B.A.Brown, H.L.Crawford, C.Fransen, A.Gade, T.N.Ginter, T.Glasmacher, G.F.Grinyer, M.Hackstein, G.Ilie, J.Jolie, S.McDaniel, D.Miller, P.Petkov, Th.Pissulla, A.Ratkiewicz, C.A.Ur, P.Voss, K.A.Walsh, D.Weisshaar, K.-O.Zell Enhanced Quadrupole Collectivity at N=40: The Case of Neutron-Rich Fe Isotopes NUCLEAR REACTIONS 197Au(62Fe, 62Fe'), (64Fe, 64Fe'), (66Fe, 66Fe'), E=97.8, 95, 88.3 MeV/nucleon; measured Eγ, Iγ. 62,64,66Fe; deduced lifetimes, B(E2), deformation parameters. Comparison with shell model calculations, experimental data. Secondary beams from 76Ge fragmentation. COMPILATION Cr, Fe, Ni, Zn, Ge, Se, Kr; Compiled nuclear structure data, B(E2) values and energy of the first excited states for N=24-56.
doi: 10.1103/PhysRevLett.106.022502
2011RO53 Nucl.Instrum.Methods Phys.Res. A654, 196 (2011) W.Rother, A.Dewald, G.Pascovici, C.Fransen, G.Friessner, M.Hackstein, G.Ilie, H.Iwasaki, J.Jolie, B.Melon, P.Petkov, M.Pfeiffer, Th.Pissulla, K.-O.Zell, U.Jakobsson, R.Julin, P.Jones, S.Ketelhut, P.Nieminen, P.Peura, P.Rahkila, J.Uusitalo, C.Scholey, S.Harissopulos, A.Lagoyannis, T.Konstantinopoulos, T.Grahn, D.Balabanski A new recoil distance technique using low energy coulomb excitation in inverse kinematics NUCLEAR REACTIONS Fe(128Xe, 128Xe'), E=3-10 MeV/nucleon; measured Eγ, Iγ, γγ-coin. 128Xe; deduced lifetimes, B(E2). Recoil Distance Doppler Shift technique, comparison with previous values.
doi: 10.1016/j.nima.2011.05.075
2011SE09 Phys.Rev. C 84, 034318 (2011) M.Seidlitz, P.Reiter, A.Dewald, O.Moller, B.Bruyneel, S.Christen, F.Finke, C.Fransen, M.Gorska, H.Grawe, A.Holler, G.Ilie, T.Kotthaus, P.Kudejova, S.M.Lenzi, S.Mandal, B.Melon, D.Mucher, J.-M.Regis, B.Saha, P.von Brentano, A.Wiens, K.O.Zell Precision lifetime measurements of the first 2+ and 4+ states in 56Cr at the N = 32 subshell closure NUCLEAR REACTIONS 48Ca(11B, 2np), E=32 MeV; measured Eγ, Iγ, γγ-coin, half-lives by recoil-distance Doppler-shift method using Cologne plunger device, and EUROBALL cluster array. 56Cr; levels, J, π, B(E2). Comparison with Shell Model calculations. Systematics of first 2+ and B(E2) values in N=20-36 even-even Ca, Ti and Cr nuclei.
doi: 10.1103/PhysRevC.84.034318
2011WA37 Phys.Rev. C 84, 051302 (2011) H.Watkins, D.T.Joss, T.Grahn, R.D.Page, R.J.Carroll, A.Dewald, P.T.Greenlees, M.Hackstein, R.-D.Herzberg, U.Jakobsson, P.M.Jones, R.Julin, S.Juutinen, S.Ketelhut, T.Kroll, R.Krucken, M.Labiche, M.Leino, N.Lumley, P.Maierbeck, M.Nyman, P.Nieminen, D.O'Donnell, J.Ollier, J.Pakarinen, P.Peura, T.Pissulla, P.Rahkila, J.P.Revill, W.Rother, P.Ruotsalainen, S.V.Rigby, J.Saren, P.J.Sapple, M.Scheck, C.Scholey, J.Simpson, J.Sorri, J.Uusitalo, M.Venhart Lifetime measurements probing triple shape coexistence in 175Au NUCLEAR REACTIONS 92Mo(86Sr, 2np), E=401 MeV; measured Eγ, Iγ, αγ-, (evaporation residues)αγ-coin, half-lives by recoil-distance Doppler-shift (RDDS) and differential decay curve methods using Cologne plunger device and JUROGAM array. Recoil-decay tagging method using Gamma Recoil Electron Alpha Tagging (GREAT) spectrometer. 175Au; deduced level, J, π, B(E2), B(E1), transition quadrupole moment. Systematics of transition quadrupole moments in 175Au, 178Pt, 180,182Hg, 186Pb, 187Tl. Spherical, prolate, and mixed oblate-prolate configurations. RADIOACTIVITY 175mAu(α); measured Eα, half-life of 11/2- isomer by correlations between recoil implantations and α decays.
doi: 10.1103/PhysRevC.84.051302
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