NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = K.O.Zell Found 178 matches. Showing 1 to 100. [Next]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
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
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
2021HA23 Eur.Phys.J. A 57, 174 (2021) G.Hafner, A.Esmaylzadeh, J.Jolie, J.-M.Regis, C.Muller-Gatermann, A.Blazhev, C.Fransen, R.-B.Gerst, V.Karayonchev, L.Knafla, N.Saed-Samii, K.-O.Zell Lifetime measurements in 182Pt using γ-γ fast-timing NUCLEAR REACTIONS 170Yb(16O, 4n), E=87 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, half lives, B(E2). Comparison with theoretical calculations in the framework of the sd-IBM with and without configuration mixing, γ-γ fast-timing technique.
doi: 10.1140/epja/s10050-021-00492-x
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
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
2020KN03 Phys.Rev. C 102, 044310 (2020) L.Knafla, G.Hafner, J.Jolie, J.-M.Regis, V.Karayonchev, A.Blazhev, A.Esmaylzadeh, C.Fransen, A.Goldkuhle, S.Herb, C.Muller-Gatermann, N.Warr, K.O.Zell Lifetime measurements of 162Er: Evolution of collectivity in the rare-earth region NUCLEAR REACTIONS 154Sm(12C, 4n)162Er, E=62 MeV; measured Eγ, Iγ, γγ-coin, half-life of 7(-) isomer by γ(t), level half-lives by γγ(t) fast-timing technique using the HORUS spectrometer with eight HPGe detectors and eight LaBr3(Ce) scintillation detectors at the 10 MV FN-Tandem accelerator of the University of Cologne. 162Er; deduced levels, J, π, B(E2). Comparison with confined β soft model and the interacting boson model calculations. Systematics of B(E2) values transition quadrupole moments and β2 deformation parameters for 158,160,162,164,166,168,170Er.
doi: 10.1103/PhysRevC.102.044310
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
2020RU01 Phys.Lett. B 801, 135140 (2020) M.Rudigier, P.M.Walker, R.L.Canavan, Zs.Podolyak, P.H.Regan, P.-A.Soderstrom, M.Lebois, J.N.Wilson, N.Jovancevic, A.Blazhev, J.Benito, S.Bottoni, M.Brunet, N.Cieplicka-Orynczak, S.Courtin, D.T.Doherty, L.M.Fraile, K.Hadynska-Klek, M.Heine, L.W.Iskra, J.Jolie, V.Karayonchev, A.Kennington, P.Koseoglou, G.Lotay, G.Lorusso, M.Nakhostin, C.R.Nita, S.Oberstedt, L.Qi, J.-M.Regis, V.Sanchez-Tembleque, R.Shearman, W.Witt, V.Vedia, K.O.Zell Multi-quasiparticle sub-nanosecond isomers in 178W NUCLEAR REACTIONS 164Dy(18O, 4n), E71, 76, 80 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, isomeric T1/2. Fast-timing techniques.
doi: 10.1016/j.physletb.2019.135140
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
2019GR06 J.Phys.(London) G46, 075101 (2019) E.T.Gregor, N.N.Arsenyev, M.Scheck, T.M.Shneidman, M.Thurauf, C.Bernards, A.Blanc, R.Chapman, F.Drouet, A.A.Dzhioev, G.de France, M.Jentschel, J.Jolie, J.M.Keatings, T.Kroll, U.Koster, R.Leguillon, K.R.Mashtakov, P.Mutti, D.O'Donnell, C.M.Petrache, G.S.Simpson, J.Sinclair, J.F.Smith, T.Soldner, P.Spagnoletti, A.V.Sushkov, W.Urban, A.Vancraeyenest, J.R.Vanhoy, V.Werner, K.O.Zell, M.Zielinska Decay properties of the 3-1 level in 96Mo NUCLEAR REACTIONS 95Mo(n, 2γ), E cold; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and intensities, B(Eλ). Comparison with QRPA results. NUCLEAR STRUCTURE 92,94,96,98Mo; calculated energy levels, B(Eλ) using QRPA approach.
doi: 10.1088/1361-6471/ab0b5e
2019KA04 Phys.Rev. C 99, 014301 (2019) L.Kaya, A.Vogt, P.Reiter, C.Muller-Gatermann, A.Gargano, L.Coraggio, N.Itaco, A.Blazhev, K.Arnswald, D.Bazzacco, B.Birkenbach, A.Bracco, B.Bruyneel, L.Corradi, F.C.L.Crespi, G.de Angelis, M.Droste, J.Eberth, E.Farnea, E.Fioretto, C.Fransen, A.Gadea, A.Giaz, A.Gorgen, A.Gottardo, K.Hadynska-Klek, H.Hess, R.Hetzenegger, R.Hirsch, P.R.John, J.Jolie, A.Jungclaus, W.Korten, S.Leoni, L.Lewandowski, S.Lunardi, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, D.Napoli, Zs.Podolyak, G.Pollarolo, F.Recchia, D.Rosiak, N.Saed-Samii, E.Sahin, M.Siciliano, F.Scarlassara, M.Seidlitz, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, S.Szilner, B.Szpak, C.Ur, J.J.Valiente-Dobon, M.Weinert, K.Wolf, K.O.Zell Identification of high-spin proton configurations in 136Ba and 137Ba NUCLEAR REACTIONS 238U(136Xe, 136Ba), E=6.84 MeV/nucleon; measured Eγ, Iγ, charged particles, and (charged particles)γ- and γγ-coin using the AGATA array for γ detection and the PRISMA spectrometer for charged particles at PIAVE+ALPI accelerator complex of INFN-LNL-Legnaro. 130Te(9Be, X)136Ba, E=40, 43 MeV; 130Te(11B, X)136Ba/137Ba, E not given; measured Eγ, Iγ, γγ-coin, γγ(θ) using 11 HPGe detectors and HORUS array of 14 HPGe detectors at the FN Tandem accelerator of University of Cologne. 136,137Ba; deduced high-spin levels, J, π, multipolarities, mixing ratios. Comparison with shell model predictions using GCN50:82, PQM130, realistic SM and SN100PN interactions. Systematics of high-spin levels in 134,135Xe, 136,137Ba, 138,139Ce, 140Nd. NUCLEAR STRUCTURE 136,137Ba; calculated levels, J, π, wave functions, neutron occupation numbers using shell model with several interactions. Comparison with experimental data. 134Xe, 136Ba, 138Ce; calculated average neutron occupation numbers of the gdsh model space for observed high-spin states using the GCN50:82 and SN100PN interactions. 134Xe, 136Ba; calculated decomposition of the total angular momentum of selected states.
doi: 10.1103/PhysRevC.99.014301
2019KA13 Phys.Rev. C 99, 024326 (2019) V.Karayonchev, A.Blazhev, A.Esmaylzadeh, J.Jolie, M.Dannhoff, F.Diel, F.Dunkel, C.Fransen, L.M.Gerhard, R.-B.Gerst, L.Knafla, L.Kornwebel, C.Muller-Gatermann, J.-M.Regis, N.Warr, K.O.Zell, M.Stoyanova, P.Van Isacker Lifetimes in 211At and their implications for the nuclear structure above 208Pb NUCLEAR REACTIONS 208Pb(6Li, 3n), E=34 MeV; measured Eγ, Iγ, γγ-coin, half-lives of 13/2-, 17/2- and 23/2- levels in 211At by γγ-coin fast timing technique using HPGe detectors and LaBr3(Ce) scintillators for γ-rays at the Institute for Nuclear Physics, University of Cologne. 211At; deduced levels, B(M1), B(E2). Comparison with shell model calculations, and previous experimental values. NUCLEAR STRUCTURE 209Bi, 210Po, 211At; calculated B(E2), magnetic dipole moments, B(M1) using two shell-model calculations: semiempirical interaction for three particles in a single j=9/2 shell, and the modified Kuo-Herling interaction in a multi-j model space. Comparison with experimental values.
doi: 10.1103/PhysRevC.99.024326
2019KA36 Phys.Rev. C 100, 024323 (2019) L.Kaya, A.Vogt, P.Reiter, M.Siciliano, N.Shimizu, Y.Utsuno, H.-K.Wang, A.Gargano, L.Coraggio, N.Itaco, K.Arnswald, D.Bazzacco, B.Birkenbach, A.Blazhev, A.Bracco, B.Bruyneel, L.Corradi, F.C.L.Crespi, G.de Angelis, M.Droste, J.Eberth, A.Esmaylzadeh, E.Farnea, E.Fioretto, C.Fransen, A.Gadea, A.Giaz, A.Gorgen, A.Gottardo, K.Hadynska-Klek, H.Hess, R.Hirsch, P.R.John, J.Jolie, A.Jungclaus, V.Karayonchev, L.Kornwebel, W.Korten, S.Leoni, L.Lewandowski, S.Lunardi, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, C.Muller-Gatermann, D.Napoli, Zs.Podolyak, G.Pollarolo, F.Recchia, J.-M.Regis, N.Saed-Samii, E.Sahin, F.Scarlassara, K.Schomacker, M.Seidlitz, B.Siebeck, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, S.Szilner, B.Szpak, E.Teruya, C.Ur, J.J.Valiente-Dobon, K.Wolf, K.Yanase, N.Yoshinaga, K.O.Zell Isomer spectroscopy in 133Ba and high-spin structure of 134Ba NUCLEAR REACTIONS 124Sn(13C, X)133Ba/134Ba, E=55 MeV from FN tandem accelerator at Cologne; 208Pb(136Xe, X)134Ba, E=6.84 MeV/nucleon from PIAVE+ALPI accelerator complex at LNL-Legnaro; measured Eγ, Iγ, γγ-coin, γγ(θ), half-lives of isomers by γγ(t) using eight HPGe and 12 LaBr3(ce) detectors at Cologne, and magnetic spectrometer PRISMA with AGATA array at Legnaro. 133,134Ba; deduced high-spin levels, isomers, J, π, multipolarities, alignments, bands, backbending, configurations, B(E1), B(E2). Comparison with shell-model calculations for 134Ba, and with previous experimental results. Systematics of positive- and negative-parity yrast states in N=78 nuclei: 130Te, 132Xe, 134Ba, 136Ce, 138Nd, 140Sm, 142Gd, and Z=56 nuclei: 126,128,130,132,134,136,138Ba. NUCLEAR STRUCTURE 134Ba; calculated levels, J, π using GCN50:82, SN100PN, SNV, PQM130, and realistic SM interactions. Comparison with experimental data.
doi: 10.1103/PhysRevC.100.024323
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
2019TH01 Phys.Rev. C 99, 011304 (2019) M.Thurauf, Ch.Stoyanov, M.Scheck, M.Jentschel, C.Bernards, A.Blanc, N.Cooper, G.De France, E.T.Gregor, C.Henrich, S.F.Hicks, J.Jolie, O.Kaleja, U.Koster, T.Kroll, R.Leguillon, P.Mutti, D.O'Donnell, C.M.Petrache, G.S.Simpson, J.F.Smith, T.Soldner, M.Tezgel, W.Urban, J.Vanhoy, M.Werner, V.Werner, K.O.Zell, T.Zerrouki Low-lying octupole isovector excitation in 144Nd NUCLEAR REACTIONS 143Nd(n, γ), E=cold; measured Eγ, Iγ, γγ-coin, γγ(θ), half-lives of 3- states by Doppler-shift technique (GRID) using EXILL array for γ detection at the Institut Laue-Langevin, Grenoble. 144Nd; deduced low-lying 3- levels, multipolarities, mixing ratios, B(M1), B(E2), B(E3). Comparison with quasiparticle phonon model (QPM) calculations.
doi: 10.1103/PhysRevC.99.011304
2018ES04 Phys.Rev. C 98, 014313 (2018) A.Esmaylzadeh, L.M.Gerhard, V.Karayonchev, J.-M.Regis, J.Jolie, M.Bast, A.Blazhev, T.Braunroth, M.Dannhoff, F.Dunkel, C.Fransen, G.Hafner, L.Knafla, M.Ley, C.Muller-Gatermann, K.Schomacker, N.Warr, K.-O.Zell Lifetime determination in 190, 192, 194, 196Hg via γ-γ fast-timing spectroscopy NUCLEAR REACTIONS 178Hf(16O, 4n)190Hg, E=87 MeV; 184W(12C, 4n)192Hg, E=66 MeV; 186W(12C, 4n)194Hg, E=64 MeV; 197Au(p, 2n)196Hg, E=17 MeV; measured Eγ, Iγ, level half-lives of first 2+ and 4+ states in 190,192,194,196Hg, first 7- in 192Hg, first 9- in 194Hg and first 5- in 196Hg by γγ-coin fast-timing technique using HORUS array and LaBr3(Ce) detectors at the Cologne University Institute of Nuclear Physics 190,192,194,196Hg; deduced levels, J, π, B(E2), B(E1). Comparison with theoretical calculations using interacting boson model configuration mixing (IBM-CM), and interacting boson model-2 (IBM-2). Systematics of excitation energies of yrast states, E(first 4+)/E(first 2+) ratios, and B(E2) for first 2+ and 4+ states in A=172-204 Hg isotopes.
doi: 10.1103/PhysRevC.98.014313
2018KA27 Phys.Rev. C 98, 014309 (2018) L.Kaya, A.Vogt, P.Reiter, M.Siciliano, B.Birkenbach, A.Blazhev, L.Coraggio, E.Teruya, N.Yoshinaga, K.Higashiyama, K.Arnswald, D.Bazzacco, A.Bracco, B.Bruyneel, L.Corradi, F.C.L.Crespi, G.de Angelis, J.Eberth, E.Farnea, E.Fioretto, C.Fransen, B.Fu, A.Gadea, A.Gargano, A.Giaz, A.Gorgen, A.Gottardo, K.Hadynska-Klek, H.Hess, R.Hetzenegger, R.Hirsch, N.Itaco, P.R.John, J.Jolie, A.Jungclaus, W.Korten, S.Leoni, L.Lewandowski, S.Lunardi, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, C.Muller-Gatermann, D.Napoli, Zs.Podolyak, G.Pollarolo, A.Pullia, M.Queiser, F.Recchia, D.Rosiak, N.Saed-Samii, E.Sahin, F.Scarlassara, D.Schneiders, M.Seidlitz, B.Siebeck, J.F.Smith, P.-A.Soderstrom, A.M.Stefanini, T.Steinbach, O.Stezowski, S.Szilner, B.Szpak, C.Ur, J.J.Valiente-Dobon, K.Wolf, K.O.Zell High-spin structure in the transitional nucleus 131Xe: Competitive neutron and proton alignment in the vicinity of the N=82 shell closure NUCLEAR REACTIONS 208Pb(136Xe, X), E=6.84 MeV/nucleon; 238U(136Xe, X), E=7.35 MeV/nucleon; measured projectile-like reaction fragments using PRISMA magnetic spectrometer, Eγ, Iγ, γγ- and (131Xe)γ-coin using AGATA demonstrator array for γ detection at LNL-Legnaro. 124Sn(11B, 3np), E=54 MeV; measured Eγ, Iγ, γγ and pγ-coin, γγ(θ) using HORUS array at Cologne for γ detection and annular double-sided silicon strip detector (DSSSD) for particles. 131Xe; deduced levels, J, π, high-spin states. Comparison with shell-model calculations using several different interactions; discussed systematics of high-spin states in Z=54 nuclei of 123,125,127,129,131Xe, and N=77 nuclei of 127Sn, 129Te131Xe, 133Ba, 135Ce, 137Nd, 139Sm, 141Gd; compiled experimental total aligned angular momentum versus rotational frequency plots for yrast bands in A=117-132 Xe isotopes. NUCLEAR STRUCTURE 131Xe; calculated levels, J, π, contribution of proton and neutron configurations for selected states, proton and neutron occupation numbers in h11/2 orbital, total aligned angular momenta as function of rotational frequency, and B(E2) using shell-model calculations with PQM130, SN100PN, GCN50:82, realistic SM, and SN100-KTH interactions. 129Xe; calculated proton and neutron occupation numbers in h11/2 orbital, total aligned angular momenta as function rotational frequency using shell model. Comparison with experimental data.
doi: 10.1103/PhysRevC.98.014309
2018KA47 Phys.Rev. C 98, 054312 (2018) L.Kaya, A.Vogt, P.Reiter, C.Muller-Gatermann, M.Siciliano, L.Coraggio, N.Itaco, A.Gargano, K.Arnswald, D.Bazzacco, B.Birkenbach, A.Blazhev, A.Bracco, B.Bruyneel, L.Corradi, F.C.L.Crespi, G.de Angelis, M.Droste, J.Eberth, E.Farnea, E.Fioretto, C.Fransen, A.Gadea, A.Giaz, A.Gorgen, A.Gottardo, K.Hadynska-Klek, H.Hess, R.Hetzenegger, R.Hirsch, P.R.John, J.Jolie, A.Jungclaus, W.Korten, S.Leoni, L.Lewandowski, S.Lunardi, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, D.Napoli, Zs.Podolyak, G.Pollarolo, F.Recchia, D.Rosiak, N.Saed-Samii, E.Sahin, F.Scarlassara, M.Seidlitz, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, S.Szilner, B.Szpak, C.Ur, J.J.Valiente-Dobon, M.Weinert, K.Wolf, K.O.Zell Millisecond 23/2+ isomers in the N=79 isotones 133Xe and 135Ba NUCLEAR REACTIONS 208Pb(136Xe, X)135Ba/133Xe/132Xe/136Ba, E=6.84 MeV/nucleon; measured Eγ, Iγ, γγ-coin, (particle)γ-coin using the Advanced GAmma Tracking Array (AGATA) for γ detection and the PRISMA magnetic spectrometer for particle identification at the PIAVE+ALPI accelerator complex of LNL-Legnaro. 130Te(9Be, X)132Xe/133Xe/135Ba/136Ba, E=40 MeV; measured Eγ, Iγ, γγ-coin, off-beam γγ(θ), half-lives of isomers using the HORUS array for γ detection at the FN tandem accelerator of the University of Cologne. 132,133Xe, 135,136Ba; deduced high-spin levels, isomers, J, π, total conversion coefficients, multipolarities, mixing ratios, configurations, B(M2), B(E3). 214Po; deduced mixing ratio for a transition from γγ(θ) measurement. Comparison with previous experimental data, and with large-scale shell model calculations using the SM, GCN50:82, SN100PN and SN100-KTH interactions. Systematics of levels, J, π, transition probabilities and isomers in N=79 isotones of 129Sn, 131Te, 133Xe, 135Ba, 137Ce, 139Nd, 141Sm, 143Gd. NUCLEAR STRUCTURE 133Xe, 135Ba; calculated levels, J, π, configurations using large-scale shell model with SM, GCN50:82, SN100PN and SN100-KTH interactions. Comparison with experimental data.
doi: 10.1103/PhysRevC.98.054312
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
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
2017KA10 Phys.Rev. C 95, 034316 (2017) V.Karayonchev, J.-M.Regis, J.Jolie, A.Blazhev, R.Altenkirch, S.Ansari, M.Dannhoff, F.Diel, A.Esmaylzadeh, C.Fransen, R.-B.Gerst, K.Moschner, C.Muller-Gatermann, N.Saed-Samii, S.Stegemann, N.Warr, K.O.Zell Evolution of collectivity in the N=100 isotones near 170Yb NUCLEAR REACTIONS 168Er(α, 2n), E=27 MeV; measured Eγ, Iγ, level half-lives by γγ(t) using electronic γ-γ fast-timing technique using HPGe detectors and LaBr3(Ce) detectors at Cologne 10 MV FN-Tandem accelerator. 170Yb; deduced levels, yrast band, B(E2). Comparison with confined beta soft (CBS) model calculations, X(5) predictions, and with previous experimental results. Systematics of ground state band energies and B(E2) in N=100 isotones of 168Er, 170Yb, 172Hf, 174W and 176Os.
doi: 10.1103/PhysRevC.95.034316
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
2017VO01 Phys.Rev. C 95, 024316 (2017) A.Vogt, B.Birkenbach, P.Reiter, A.Blazhev, M.Siciliano, K.Hadynska-Klek, J.J.Valiente-Dobon, C.Wheldon, E.Teruya, N.Yoshinaga, K.Arnswald, D.Bazzacco, M.Bowry, A.Bracco, B.Bruyneel, R.S.Chakrawarthy, R.Chapman, D.Cline, L.Corradi, F.C.L.Crespi, M.Cromaz, G.de Angelis, J.Eberth, P.Fallon, E.Farnea, E.Fioretto, S.J.Freeman, B.Fu, A.Gadea, K.Geibel, W.Gelletly, A.Gengelbach, A.Giaz, A.Gorgen, A.Gottardo, A.B.Hayes, H.Hess, R.Hirsch, H.Hua, P.R.John, J.Jolie, A.Jungclaus, L.Kaya, W.Korten, I.Y.Lee, S.Leoni, L.Lewandowski, X.Liang, S.Lunardi, A.O.Macchiavelli, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, C.Muller-Gatermann, D.Napoli, C.J.Pearson, L.Pellegri, Zs.Podolyak, G.Pollarolo, A.Pullia, M.Queiser, F.Radeck, F.Recchia, P.H.Regan, D.Rosiak, N.Saed-Samii, E.Sahin, F.Scarlassara, D.Schneiders, M.Seidlitz, B.Siebeck, G.Sletten, J.F.Smith, P.-A.Soderstrom, A.M.Stefanini, T.Steinbach, O.Stezowski, S.Szilner, B.Szpak, R.Teng, C.Ur, V.Vandone, D.D.Warner, A.Wiens, C.Y.Wu, K.O.Zell Isomers and high-spin structures in the N=81 isotones 135Xe and 137Ba NUCLEAR REACTIONS 238U(136Xe, X), E=1 GeV; 208Pb(136Xe, X), E=930 MeV; 198Pt(136Xe, X), E=850 MeV; 130Te(11B, 3np)137Ba, E=54 MeV; measured reaction products, Eγ, Iγ, (particle)γ-coin, γγ-coin, (TKEL)γ-coin, half-lives of isomers by γγ(t). Four experiments carried out using 136Xe beam with 208Pb and 238U targets using PRISMA magnetic mass spectrometer and AGATA demonstrator array at Legnaro PIAVE+ALPI accelerator, 136Xe beam with 198Pt target using GAMMASPHERE and CHICO particle detector arrays at LBNL-cyclotron facility, and 11B beam with 130Te target using HORUS array at Cologne FN Tandem accelerator. 135Xe, 137Ba; deduced levels, J, π, isomers, configurations, B(E2). Comparison with shell-model calculations. Systematics of levels and isomers in N=81 nuclides 131Sn, 133Te, 135Xe, 137Ba, 139Ce, 141Nd, 143Sm and 145Gd. NUCLEAR STRUCTURE 135Xe, 137Ba; calculated levels, J, π, B(E2) using large-scale shell-model with PQM130 and SN100PN interactions, average proton occupation numbers in each single particle orbit of the gdsh model space. Comparison with experimental data.
doi: 10.1103/PhysRevC.95.024316
2017VO06 Phys.Rev. C 96, 024321 (2017) A.Vogt, M.Siciliano, B.Birkenbach, P.Reiter, K.Hadynska-Klek, C.Wheldon, J.J.Valiente-Dobon, E.Teruya, N.Yoshinaga, K.Arnswald, D.Bazzacco, A.Blazhev, A.Bracco, B.Bruyneel, R.S.Chakrawarthy, R.Chapman, D.Cline, L.Corradi, F.C.L.Crespi, M.Cromaz, G.de Angelis, J.Eberth, P.Fallon, E.Farnea, E.Fioretto, C.Fransen, S.J.Freeman, B.Fu, A.Gadea, W.Gelletly, A.Giaz, A.Gorgen, A.Gottardo, A.B.Hayes, H.Hess, R.Hetzenegger, R.Hirsch, H.Hua, P.R.John, J.Jolie, A.Jungclaus, V.Karayonchev, L.Kaya, W.Korten, I.Y.Lee, S.Leoni, X.Liang, S.Lunardi, A.O.Macchiavelli, R.Menegazzo, D.Mengoni, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, C.Muller-Gatermann, D.Napoli, C.J.Pearson, Zs.Podolyak, G.Pollarolo, A.Pullia, M.Queiser, F.Recchia, P.H.Regan, J.-M.Regis, N.Saed-Samii, E.Sahin, F.Scarlassara, M.Seidlitz, B.Siebeck, G.Sletten, J.F.Smith, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, S.Szilner, B.Szpak, R.Teng, C.Ur, D.D.Warner, K.Wolf, C.Y.Wu, K.O.Zell High-spin structures in 132Xe and 133Xe and evidence for isomers along the N=79 isotones NUCLEAR REACTIONS 208Pb(136Xe, X)132Xe/133Xe, E=6.84 MeV/nucleon from the PIAVE+ALPI accelerator complex at LNL-Legnaro; 198Pt(136Xe, X)132Xe/133Xe, E=6.25 MeV/nucleon from the LBNL cyclotron facility; 130Te(α, nγ), (α, 2nγ), E=19 MeV from Cologne FN Tandem accelerator; measured Eγ, Iγ, γγ-, (particle)γ-coin using Advanced GAmma Tracking Array (AGATA) in a demonstrator configuration, and magnetic spectrometer PRISMA for particle identification, (particle)γ-coin using Gammasphere array and CHICO gas-detector array, γγ(θ) using HORUS array at Cologne. 132,133Xe; deduced high-spin levels, J, π, half-life of a micro-sec isomer in 133Xe with Jπ=(23/2+), multipolarities, mixing ratios. Comparison with shell-model calculations using PQM130 and SN100PN interactions. Systematics of level energies in N=78 and 79 isotones from Z=50 to 64, and even-A A=120-136 Xe isotopes.
doi: 10.1103/PhysRevC.96.024321
2016FU09 Phys.Rev. C 94, 034318 (2016) B.Fu, M.Seidlitz, A.Blazhev, M.Bouhelal, F.Haas, P.Reiter, K.Arnswald, B.Birkenbach, C.Fransen, G.Friessner, A.Hennig, H.Hess, R.Hirsch, L.Lewandowski, D.Schneiders, B.Siebeck, T.Steinbach, T.Thomas, A.Vogt, A.Wendt, K.Wolf, K.O.Zell γ-ray spectroscopy of 33P and 33S after fusion-evaporation reactions NUCLEAR REACTIONS 26Mg(13C, npα), (13C, 2nα), E=46 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ) level half-lives by DSAM using HORUS array at Cologne tandem accelerator facility. 33P, 33S; deduced levels, J, π, γ-ray branching ratios, multipolarity and mixing ratios for selected γ rays in 33P. Comparison with truncated p-sd-pf shell model calculations using the PSDPF interaction.
doi: 10.1103/PhysRevC.94.034318
2015RU03 Phys.Rev. C 91, 044301 (2015) M.Rudigier, K.Nomura, M.Dannhoff, R-B.Gerst, J.Jolie, N.Saed-Samii, S.Stegemann, J.-M.Regis, L.M.Robledo, R.Rodriguez-Guzman, A.Blazhev, Ch.Fransen, N.Warr, K.O.Zell Evolution of E2 transition strength in deformed hafnium isotopes from new measurements on 172Hf, 174Hf, and 176Hf NUCLEAR REACTIONS 170,172Yb(α, 2n), E=27 MeV; 174Yb(α, 2n), E=26 MeV; measured conversion-electron momentum spectra using Cologne Orange magnetic spectrometer, Eγ, Iγ, γγ-, (ce)γγ-coin, level half-lives by (ce)γ(t) and γγ(t) methods with emphasis on the first 2+ states. 172,174,176Hf; deduced levels, J, π, B(E2). Comparison with previous results, and with theoretical model calculations. NUCLEAR STRUCTURE 168,170,172,174,176,178,180Hf; calculated contour plots of the deformation energy surfaces in (β, γ) plane for 168Hf to 176Hf, parameters for the IBM Hamiltonian, levels, J, π, moments of inertia and B(E2) for levels in the ground-state rotational band. Interacting boson model with Hamiltonian from Gogny HFB calculations using the D1M interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.91.044301
2014FU02 Phys.Rev.Lett. 112, 112502 (2014) Y.Fujita, H.Fujita, T.Adachi, C.L.Bai, A.Algora, G.P.A.Berg, P.von Brentano, G.Colo, M.Csatlos, J.M.Deaven, E.Estevez Aguado, C.Fransen, D.De Frenne, K.Fujita, E.Ganioglu, C.J.Guess, J.Gulyas, K.Hatanaka, K.Hirota, M.Honma, D.Ishikawa, E.Jacobs, A.Krasznahorkay, H.Matsubara, K.Matsuyanagi, R.Meharchand, F.Molina, K.Muto, K.Nakanishi, A.Negret, H.Okamura, H.J.Ong, T.Otsuka, N.Pietralla, G.Perdikakis, L.Popescu, B.Rubio, H.Sagawa, P.Sarriguren, C.Scholl, Y.Shimbara, Y.Shimizu, G.Susoy, T.Suzuki, Y.Tameshige, A.Tamii, J.H.Thies, M.Uchida, T.Wakasa, M.Yosoi, R.G.T.Zegers, K.O.Zell, J.Zenihiro Observation of Low- and High-Energy Gamow-Teller Phonon Excitations in Nuclei NUCLEAR REACTIONS 42Ca, 46Ti, 50Cr, 54Fe(3He, t), E=140 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced cumulative-sum strengths of the experimental B(GT) values in the final nuclei, two kinds of GT phonon states. GXPF1J, quasi particle random phase approximation (QRPA) framework based on a self-consistent Hartree-Fock mean field with Skyrme interaction calculations, comparison with available data.
doi: 10.1103/PhysRevLett.112.112502
2014SC30 Phys.Rev. C 90, 065807 (2014) P.Scholz, A.Endres, A.Hennig, L.Netterdon, H.W.Becker, J.Endres, J.Mayer, U.Giesen, D.Rogalla, F.Schluter, S.G.Pickstone, K.O.Zell, A.Zilges Measurement of the 187Re(α, n)190Ir reaction cross section at sub-Coulomb energies using the Cologne Clover Counting Setup NUCLEAR REACTIONS 187Re(α, n)190Ir, E=12.4-14.1 MeV; measured Eγ, Iγ, γγ-coin, σ(E) by activation analysis using Cologne Clover counting setup at the cyclotron of PTB in Braunschweig. GEANT4-based Monte Carlo simulation. Comparison with statistical model calculations using the TALYS code and α optical-model potential. Relevance to γ-process nucleosynthesis.
doi: 10.1103/PhysRevC.90.065807
2014TH02 Nucl.Phys. A922, 200 (2014) T.Thomas, C.Bernards, J.-M.Regis, M.Albers, C.Fransen, J.Jolie, S.Heinze, D.Radeck, N.Warr, K.-O.Zell The structure of 193Au within the Interacting Boson Fermion Model NUCLEAR REACTIONS 194Pt(p, 2n), E=14 MeV. 193Au measured Eγ, Iγ(θ) , γγ-coin; deduced γ transitions, levels, J, π, δ, branching ratios, B(M1), B(E2); calculated levels, J, π, B(E2) using IBFM. 193Au deduced Bose-Fermi symmetry, IBFM parameters.
doi: 10.1016/j.nuclphysa.2013.12.004
2013AL05 Nucl.Phys. A899, 1 (2013); Erratum Nucl.Phys. A947, 260 (2016) M.Albers, K.Nomura, N.Warr, A.Blazhev, J.Jolie, D.Mucher, B.Bastin, C.Bauer, C.Bernards, L.Bettermann, V.Bildstein, J.Butterworth, M.Cappellazzo, J.Cederkall, D.Cline, I.Darby, S.Das Gupta, J.M.Daugas, T.Davinson, H.De Witte, J.Diriken, D.Filipescu, E.Fiori, C.Fransen, L.P.Gaffney, G.Georgiev, R.Gernhauser, M.Hackstein, S.Heinze, H.Hess, M.Huyse, D.Jenkins, J.Konki, M.Kowalczyk, T.Kroll, R.Krucken, J.Litzinger, R.Lutter, N.Marginean, C.Mihai, K.Moschner, P.Napiorkowski, B.S.Nara Singh, K.Nowak, J.Pakarinen, M.Pfeiffer, D.Radeck, P.Reiter, S.Rigby, L.M.Robledo, R.Rodriguez-Guzman, M.Rudigier, M.Scheck, M.Seidlitz, B.Siebeck, G.S.Simpson, P.Thole, T.Thomas, J.Van de Walle, P.Van Duppen, M.Vermeulen, D.Voulot, R.Wadsworth, F.Wenander, K.Wimmer, K.O.Zell, M.Zielinska Shape dynamics in neutron-rich Kr isotopes: Coulomb excitation of 92Kr, 94Kr and 96Kr NUCLEAR REACTIONS 194,196Pt(92Kr, 92Kr'), (94Kr, 94Kr'), (96Kr, 96Kr'), E=2.85 MeV/nucleon; measured projectile and target E, I(θ, t) using DSSD, Eγ, Iγ(θ) from Coulomb excitation using HPGe array and considering Doppler correction, (particle)γ-coin; calculated electromagnetic matrix elements, γ-ray yields using CC code GOSIA2, energy vs deformation using IBM-2 with self-consistent constrained HFB with Gogny functional; deduced Coulomb excitation σ, electromagnetic matrix elements using fit to data, B(E2), quadrupole moments, IBM-2 Hamiltonian parameters. 96Kr calculated levels, J, π; deduced shape coexistence.
doi: 10.1016/j.nuclphysa.2013.01.013
2013DU02 Nucl.Phys. A903, 18 (2013) H.Duckwitz, M.Pfeiffer, M.Albers, C.Bernards, C.Fransen, J.Jolie, P.Petkov, D.Radeck, T.Thomas, K.O.Zell Study of vibrational signatures in 102Ru NUCLEAR REACTIONS 100Mo(α, 2n), E=16 MeV; measured Eγ, Iγ(θ), γγ-coin using HORUS spectrometer. 102Ru deduced levels, J, π, γ-branching ratio, , mixing ratio, T1/2, B(M1), B(E2), partial γ-decay scheme using using DSAM (Doppler shift attenuation method); calculated levels, J, π, γ-branching ratio, B(E2) using IBM with U(5), O(6), U(5)-O(6). Compared also with systematics.
doi: 10.1016/j.nuclphysa.2012.11.013
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
2013NE16 Nucl.Phys. A916, 149 (2013) L.Netterdon, P.Demetriou, J.Endres, U.Giesen, G.G.Kiss, A.Sauerwein, T.Szucs, K.O.Zell, A.Zilges Investigation of α-induced reactions on the p nucleus 168Yb NUCLEAR REACTIONS 168Yb(α, γ), (α, n), E=12.9-15.1 MeV; measured activation and post-β-decay Eγ, Iγ using HPGe; calculated σ using TALYS-1.4 code with RIPL3 parameters. 171,172Hf deduced (α, γ) and (α, n) σ 171Lu deduced normalization factor.
doi: 10.1016/j.nuclphysa.2013.08.002
2012AD03 Phys.Rev. C 85, 024308 (2012) T.Adachi, Y.Fujita, A.D.Bacher, G.P.A.Berg, T.Black, D.De Frenne, C.C.Foster, H.Fujita, K.Fujita, K.Hatanaka, M.Honma, E.Jacobs, J.Janecke, K.Kanzaki, K.Katori, K.Nakanishi, A.Negret, T.Otsuka, L.Popescu, D.A.Roberts, Y.Sakemi, Y.Shimbara, Y.Shimizu, E.J.Stephenson, Y.Tameshige, A.Tamii, M.Uchida, H.Ueno, T.Yamanaka, M.Yosoi, K.O.Zell High-resolution study of Gamow-Teller transitions via the 54Fe(3He, t)54Co reaction NUCLEAR REACTIONS 54Fe(3He, t), E=140 MeV/nucleon; measured triton spectra, angular distributions, yields. 54Co; deduced levels, l-transfers, Gamow-Teller excitations, B(GT), B(M1)/B(GT), isospin analog states. 54Fe(p, p'), E=160 MeV; measured Ep, Ip, yields. 54Fe; deduced levels, J, π, B(M1), isospin analog states, R(GT) values. Isoscalar and Isovector orbital terms. RCNP facility. Comparison with data from 54Fe(β-), (e, e'), (p, n), and with shell model calculations.
doi: 10.1103/PhysRevC.85.024308
2012AL03 Phys.Rev.Lett. 108, 062701 (2012); Erratum Phys.Rev.Lett. 109, 209904 (2012) M.Albers, N.Warr, K.Nomura, A.Blazhev, J.Jolie, D.Mucher, B.Bastin, C.Bauer, C.Bernards, L.Bettermann, V.Bildstein, J.Butterworth, M.Cappellazzo, J.Cederkall, D.Cline, I.Darby, S.Das Gupta, J.M.Daugas, T.Davinson, H.De Witte, J.Diriken, D.Filipescu, E.Fiori, C.Fransen, L.P.Gaffney, G.Georgiev, R.Gernhauser, M.Hackstein, S.Heinze, H.Hess, M.Huyse, D.Jenkins, J.Konki, M.Kowalczyk, T.Kroll, R.Krucken, J.Litzinger, R.Lutter, N.Marginean, C.Mihai, K.Moschner, P.Napiorkowski, B.S.Nara Singh, K.Nowak, T.Otsuka, J.Pakarinen, M.Pfeiffer, D.Radeck, P.Reiter, S.Rigby, L.M.Robledo, R.Rodriguez-Guzman, M.Rudigier, P.Sarriguren, M.Scheck, M.Seidlitz, B.Siebeck, G.Simpson, P.Thole, T.Thomas, J.Van de Walle, P.Van Duppen, M.Vermeulen, D.Voulot, R.Wadsworth, F.Wenander, K.Wimmer, K.O.Zell, M.Zielinska Evidence for a Smooth Onset of Deformation in the Neutron-Rich Kr Isotopes NUCLEAR REACTIONS 194,196Pt(94Kr, 94Kr'), (96Kr, 96Kr'), 285 MeV/nucleon; measured reaction products, Eγ, Iγ. 94,96Kr; deduced J, π, B(E2), spectroscopic quadrupole moments. Comparison with IBM calculations based on the constrained HFB approach using the microscopic Gogny-D1M energy density functional.
doi: 10.1103/PhysRevLett.108.062701
2012FI02 Phys.Rev. C 85, 034334 (2012) E.Fiori, G.Georgiev, A.E.Stuchbery, A.Jungclaus, D.L.Balabanski, A.Blazhev, S.Cabaret, E.Clement, M.Danchev, J.M.Daugas, S.Grevy, M.Hass, V.Kumar, J.Leske, R.Lozeva, S.Lukyanov, T.J.Mertzimekis, V.Modamio, B.Mouginot, F.Nowacki, Yu.E.Penionzhkevich, L.Perrot, N.Pietralla, K.Sieja, K.-H.Speidel, I.Stefan, C.Stodel, J.C.Thomas, J.Walker, K.O.Zell First g(2+) measurement on neutron-rich 72Zn, and the high-velocity transient field technique for radioactive heavy-ion beams NUCLEAR REACTIONS 208Pb, Gd(76Ge, X), E=37.8 MeV/nucleon; Gd(72Zn, X), [secondary 72Zn beam from Al(76Ge, X), E=59 MeV/nucleon], E=36.5 MeV/nucleon; measured Eγ, Iγ, γγ-coin, angular correlations, precession angles. 72Zn, 76Ge; deduced levels, J, π, g factors. Systematics and large-scale shell-model calculations of level energies, B(E2), and g factors of first 2+ states in A=64-80 even-even Zn isotopes. Evidence for predicted transition in the structure of the Zn isotopes near N=40. NUCLEAR MOMENTS 76Ge, 72Zn; measured g factors of first 2+ states with high-velocity transient-field (HVTF) technique. Systematics and large-scale shell-model calculations of g factors of first 2+ states in A=64-80 even-even Zn isotopes.
doi: 10.1103/PhysRevC.85.034334
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
2012KU07 Eur.Phys.J. A 48, 1 (2012) C.Kuppersbusch, S.Pascu, P.von Brentano, D.Bucurescu, Gh.Cata-Danil, D.Deleanu, J.Endres, M.Elvers, D.Filipescu, C.Friessner, D.G.Ghita, T.Glodariu, C.Mihai, N.M.Marginean, R.Marginean, A.Negret, T.Sava, L.Stroe, V.Werner, N.V.Zamfir, K.-O.Zell, A.Zilges Low-spin excitations in 146Sm NUCLEAR REACTIONS 143Nd(α, n), E=19 MeV;144Nd(α, 2n), E=23 MeV; measured Eγ, Iγ(θ), γγ-coin using HPGe; calculated levels, J, π, B(E1), B(E2) using IBA-spdf OCTUPOLE code, structure of quadrupole-multipole multiplet using harmonic vibrational model; deduced levels, J, π, γ transitions, B(E1), B(E2), quadrupole moment. Compared with neighbouring nuclei.
doi: 10.1140/epja/i2012-12001-2
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
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
2011KI17 Phys.Rev. C 84, 014324 (2011) S.Kisyov, S.Lalkovski, N.Marginean, D.Bucurescu, L.Atanasova, D.L.Balabanski, Gh.Cata-Danil, I.Cata-Danil, J.-M.Daugas, D.Deleanu, P.Detistov, D.Filipescu, G.Georgiev, D.Ghita, T.Glodariu, J.Jolie, D.S.Judson, R.Lozeva, R.Marginean, C.Mihai, A.Negret, S.Pascu, D.Radulov, J.-M.Regis, M.Rudigier, T.Sava, L.Stroe, G.Suliman, N.V.Zamfir, K.O.Zell, M.Zhekova In-beam fast-timing measurements in 103, 105, 107Cd NUCLEAR REACTIONS 94,96,98Mo(12C, 3n), E=50 MeV; measured Eγ, Iγ, γγ-coin, γγ(t), half-lives. 103,105,107Cd; deduced levels, J, π, B(M1), B(E2). Comparison with systematics of B(M1) and B(E2) values for A=102-112 Cd, and for Z=40-50, N=54-74 nuclei.
doi: 10.1103/PhysRevC.84.014324
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
2011SA48 Phys.Rev. C 84, 045808 (2011) A.Sauerwein, H.-W.Becker, H.Dombrowski, M.Elvers, J.Endres, U.Giesen, J.Hasper, A.Hennig, L.Netterdon, T.Rauscher, D.Rogalla, K.O.Zell, A.Zilges Determination of 141Prα, n)144Pm cross sections at energies of relevance for the astrophysical p process using the γγ coincidence method NUCLEAR REACTIONS 141Pr(α, n)144Pm, E=11-15 MeV; measured Eγ, Iγ, γγ-coin, σ(E) by activation method; deduced astrophysical S factors, α+nucleus optical-model potential. Comparison with Hauser-Feshbach statistical model calculations. 145Pm, 148Gd(γ, α); calculated astrophysical reaction rates. Limitations of the global predictions of α+nucleus optical potentials at astrophysically relevant energies.
doi: 10.1103/PhysRevC.84.045808
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
2010AL28 Nucl.Phys. A847, 180 (2010) M.Albers, D.Mucher, C.Bernards, A.Blazhev, C.Fransen, S.Heinze, J.Jolie, A.Lisetskiy, P.Petkov, D.Radeck, K.O.Zell Multiphonon excitations in 62Zn NUCLEAR REACTIONS 61Ni(3He, 2nγ), E=14 MeV; measured Eγ, Iγ, γγ-coin, γ(θ) using the HORUS spectrometer. 62Zn; deduced levels, J, π, multipolarities, T1/2, B(M1), B(E2). DSA method. Comparison with shell-model, IBM calculations and systematics.
doi: 10.1016/j.nuclphysa.2010.07.011
2010LJ01 Phys.Rev. C 81, 061301 (2010) J.Ljungvall, A.Gorgen, A.Obertelli, W.Korten, E.Clement, G.de France, A.Burger, J.-P.Delaroche, A.Dewald, A.Gadea, L.Gaudefroy, M.Girod, M.Hackstein, J.Libert, D.Mengoni, F.Nowacki, T.Pissulla, A.Poves, F.Recchia, M.Rejmund, W.Rother, E.Sahin, C.Schmitt, A.Shrivastava, K.Sieja, J.J.Valiente-Dobon, K.O.Zell, M.Zielinska Onset of collectivity in neutron-rich Fe isotopes: Toward a new island of inversion? NUCLEAR REACTIONS 64Ni(238U, X), E=6.5 MeV/nucleon; measured Eγ, Iγ, (recoil)γ-coin, γ(θ), half-lives of first 2+ states by RDDS method using the Exogam array. 62,64Fe; deduced B(E2). Z=24-30, N=32-42; systematics of energies and B(E2) of first 2+ states in even-even nuclei. Comparison with large-scale shell-model and Hartree-Fock-Bogolyubov based configuration-mixing calculations using the Gogny D1S interaction. New Island of inversion.
doi: 10.1103/PhysRevC.81.061301
2010RU12 Nucl.Phys. A847, 89 (2010) M.Rudigier, J.-M.Regis, J.Jolie, K.O.Zell, C.Fransen Lifetime of the first excited 2+ state in 172W and 178W NUCLEAR REACTIONS 160Dy(16O, 4n), E=85 MeV; 170Er(12C, 4n), E=62 MeV; measured E(ce), I(ce), (ce)(ce)-coin using the Double Orange Spectrometer. 172,178W; deduced T1/2, B(E2) of excited states. Comparison with IBM calculations and systematics.
doi: 10.1016/j.nuclphysa.2010.07.003
2009IW03 Phys.Rev.Lett. 102, 202502 (2009) H.Iwasaki, A.Dewald, C.Fransen, A.Gelberg, M.Hackstein, J.Jolie, P.Petkov, T.Pissulla, W.Rother, K.O.Zell Low-Lying Neutron Intruder State in 13B and the Fading of the N = 8 Shell Closure NUCLEAR REACTIONS 7Li(7Li, p), E=5.4 MeV; Measured Iγ, Doppler-shifted Eγ;Deduced level energy, J, π, B(M1). Doppler-shift attenuation method (DSAM).
doi: 10.1103/PhysRevLett.102.202502
2009RA28 Phys.Rev. C 80, 044331 (2009) D.Radeck, A.Blazhev, M.Albers, C.Bernards, A.Dewald, C.Fransen, M.Heidemann, J.Jolie, B.Melon, D.Mucher, Th.Pissulla, W.Rother, K.O.Zell, O.Moller First measurement of lifetimes in the yrast band of 100Pd NUCLEAR REACTIONS 92Mo(11B, 2np), E=43 MeV; measured Eγ, Iγ, γγ-coin and half-lives using the recoil-distance Doppler-shift (RDDS) technique. 100Pd; deduced levels, B(E1), B(E2). Comparison with predictions from collective models and the shell model.
doi: 10.1103/PhysRevC.80.044331
2009RE20 Nucl.Instrum.Methods Phys.Res. A606, 466 (2009) J.-M.Regis, Th.Materna, S.Christen, C.Bernards, N.Braun, G.Breuer, Ch.Fransen, S.Heinze, J.Jolie, T.Meersschaut, G.Pascovici, M.Rudigier, L.Steinert, S.Thiel, N.Warr, K.O.Zell Sub-nanosecond lifetime measurements using the Double Orange Spectrometer at the cologne 10 MV Tandem accelerator NUCLEAR REACTIONS 172Yb(α, 2n), E=27 MeV; 169Tm(11B, 4n), E=55 MeV; 196Pt(p, 2n), E=14 MeV; measured reaction products, Eβ, Iβ, Enullg, Iγ, CE, β-γ coin.; deduced first excited state T1/2. Lifetime measurements, comparison with available data.
doi: 10.1016/j.nima.2009.04.008
2008FU04 J.Phys.(London) G35, 014041 (2008) Y.Fujita, B.Rubio, T.Adachi, F.Molina, A.Algora, G.P.A.Berg, P.von Brentano, J.Buscher, T.Cocolios, D.De Frenne, C.Fransen, H.Fujita, K.Fujita, W.Gelletly, K.Hatanaka, M.Huyse, O.Ivanov, Y.Kudryavtsev, E.Jacobs, D.Jordan, K.Nakanishi, A.Negret, D.Pauwels, A.B.Perez-Cerdan, N.Pietralla, Z.Podolyak, L.Popescu, R.Raabe, Y.Sakemi, M.Sawicka, Y.Shimbara, Y.Shimizu, T.Shizuma, Y.Tameshige, A.Tamii, P.Van den Bergh, J.Van de Walle, P.Van Duppen, M.Yosoi, K.O.Zell Gamow-Teller transitions in exotic pf-shell nuclei relevant to supernova explosion NUCLEAR REACTIONS 50Cr, 54Fe(3He, t), E=140 MeV/nucleon; measured triton spectra. Deduced B(GT). Merged analysis with β-decay half lives.
doi: 10.1088/0954-3899/35/1/014041
2008LJ01 Phys.Rev.Lett. 100, 102502 (2008) J.Ljungvall, A.Gorgen, M.Girod, J.-P.Delaroche, A.Dewald, C.Dossat, E.Farnea, W.Korten, B.Melon, R.Menegazzo, A.Obertelli, R.Orlandi, P.Petkov, T.Pissulla, S.Siem, R.P.Singh, J.Srebrny, Ch.Theisen, C.A.Ur, J.J.Valiente-Dobon, K.O.Zell, M.Zielinska Shape Coexistence in Light Se Isotopes: Evidence for Oblate Shapes NUCLEAR REACTIONS 40Ca(36Ar, 2pα), (36Ar, 4p), E=136 MeV; measured Eγ, Iγ, γγ-coin, lifetimes using recoil distance doppler shift method. 70,72Se; deduced level energies and B(E2).
doi: 10.1103/PhysRevLett.100.102502
2007AD27 Nucl.Phys. A788, 70c (2007) T.Adachi, Y.Fujita, P.von Brentano, G.P.A.Berg, C.Fransen, D.De Frenne, H.Fujita, K.Fujita, K.Hatanaka, M.Honma, E.Jacobs, J.Kamiya, K.Kawase, T.Mizusaki, K.Nakanishi, A.Negret, T.Otsuka, N.Pietralla, L.Popescu, Y.Sakemi, Y.Shimbara, Y.Shimizu, Y.Tameshige, A.Tamii, M.Uchida, T.Wakasa, M.Yosoi, K.O.Zell Gamow-Teller transitions in pf-shell nuclei studied in (3He, t) reactions NUCLEAR REACTIONS 42Ca, 46Ti, 50Cr, 54Fe(3He, t), E=140 MeV/nucleon; measured excitation energy spectra. 42Sc, 46V, 50Mn, 54Co deduced Gamow-Teller strength distribution. Comparison with shell model.
doi: 10.1016/j.nuclphysa.2007.01.050
2007AS05 Acta Phys.Pol. B38, 1385 (2007) S.F.Ashley, A.Linnemann, J.Jolie, P.H.Regan, K.Andgren, A.Dewald, E.A.McCutchan, B.Melon, O.Moller, N.V.Zamfir, L.Amon, N.Boelaert, R.B.Cakirli, R.F.Casten, R.M.Clark, C.Fransen, W.Gelletly, G.Gurdal, M.Heidemann, K.L.Keyes, M.N-.Erduran, D.A.Meyer, A.Papenberg, C.Plettner, G.Rainovski, R.V.Ribas, N.J.Thomas, J.Vinson, D.D.Warner, V.Werner, E.Williams, K.O.Zell Lifetime Determination of Excited States in 106Cd NUCLEAR REACTIONS 98Mo(12C, 4n)106Cd, E=60 MeV; 96Mo(13C, 3n)106Cd, E=43 MeV; measured Eγ, Iγ, lifetimes for isomeric states.
2007SC26 Phys.Rev. C 75, 064321 (2007) C.Scholl, P.Petkov, V.Werner, A.Linnemann, T.Adachi, A.Dewald, A.Fitzler, C.Fransen, Y.Fujita, J.Jolie, K.Langanke, A.F.Lisetskiy, G.Martinez-Pinedo, D.Mucher, J.N.Orce, N.Pietralla, N.Warr, K.O.Zell, P.von Brentano New spin assignments in the odd-odd N = Z nucleus 42Sc and the breaking of the 40Ca core NUCLEAR REACTIONS 40Ca(3He, p)42Sc, E=9 MeV; measured Eγ, Iγ, γγ-coinc, and angular correlations. 42Sc deduced levels, J, π, B(E2), B(M1), multipole mixing ratios. Compared results to model calculations.
doi: 10.1103/PhysRevC.75.064321
2007TO21 Phys.Rev. C 76, 044313 (2007) D.Tonev, G.de Angelis, S.Brant, S.Frauendorf, P.Petkov, A.Dewald, F.Donau, D.L.Balabanski, Q.Zhong, P.Pejovic, D.Bazzacco, P.Bednarczyk, F.Camera, D.Curien, F.Della Vedova, A.Fitzler, A.Gadea, G.Lo Bianco, S.Lenzi, S.Lunardi, N.Marginean, O.Moller, D.R.Napoli, R.Orlandi, E.Sahin, A.Saltarelli, J.Valiente-Dobon, K.O.Zell, Jing-ye Zhang, Y.H.Zhang Question of dynamic chirality in nuclei: The case of 134Pr NUCLEAR REACTIONS 119Sn(19F, 4nγ), E=83, 87 MeV; measured Eγ, Iγ, γγ-coin, lifetimes, multipolarity, linear polarization. 134Pr; deduced levels, J, π, band structure, chiral behavior, TQPTT and IBFFM model calculations, B(E2), B(M1).
doi: 10.1103/PhysRevC.76.044313
2006AD05 Phys.Rev. C 73, 024311 (2006) T.Adachi, Y.Fujita, P.von Brentano, A.F.Lisetskiy, G.P.A.Berg, C.Fransen, D.De Frenne, H.Fujita, K.Fujita, K.Hatanaka, M.Honma, E.Jacobs, J.Kamiya, K.Kawase, T.Mizusaki, K.Nakanishi, A.Negret, T.Otsuka, N.Pietralla, L.Popescu, Y.Sakemi, Y.Shimbara, Y.Shimizu, Y.Tameshige, A.Tamii, M.Uchida, T.Wakasa, M.Yosoi, K.O.Zell High-resolution study of Gamow-Teller transitions from the Tz = 1 nucleus 46Ti to the Tz = 0 nucleus 46V NUCLEAR REACTIONS 46Ti(3He, t), E=140 MeV; measured triton spectra, σ(E, θ=0°); deduced Gamow-Teller transition strengths. 46Ti(e, e'), (γ, γ'), E not given; analyzed B(M1).
doi: 10.1103/PhysRevC.73.024311
2006IM02 Phys.Rev. C 73, 024001 (2006); Erratum Phys.Rev. C 73, 029901 (2006) A.Imig, C.Duweke, R.Emmerich, J.Ley, K.O.Zell, H.Paetz gen.Schieck Measurement of the polarization-transfer coefficient Ky'y of the fusion reaction 2H(d(pol), p(pol))3H at Ed = 58 keV NUCLEAR REACTIONS 2H(polarized d, p), E=58 keV; measured polarization transfer coefficient. Comparison with model predictions.
doi: 10.1103/PhysRevC.73.024001
2006TO01 Phys.Rev.Lett. 96, 052501 (2006) D.Tonev, G.de Angelis, P.Petkov, A.Dewald, S.Brant, S.Frauendorf, D.L.Balabanski, P.Pejovic, D.Bazzacco, P.Bednarczyk, F.Camera, A.Fitzler, A.Gadea, S.Lenzi, S.Lunardi, N.Marginean, O.Moller, D.R.Napoli, A.Paleni, C.M.Petrache, G.Prete, K.O.Zell, Y.H.Zhang, J.Zhang, Q.Zhong, D.Curien Transition Probabilities in 134Pr: A Test for Chirality in Nuclear Systems NUCLEAR REACTIONS 119Sn(19F, 4n), E=83, 87 MeV; measured Eγ, Iγ, γγ-coin, DSA. 134Pr deduced rotational bands T1/2, B(E2), B(M1). Doppler-shift attenuation and recoil-distance techniques. Comparison with model predictions.
doi: 10.1103/PhysRevLett.96.052501
2006TO15 Int.J.Mod.Phys. E15, 1531 (2006) D.Tonev, P.Petkov, D.L.Balabanski, G.De Angelis, A.Gadea, D.R.Napoli, N.Marginean, A.Dewald, P.Pejovic, A.Fitzler, O.Moller, K.O.Zell, S.Brant, S.Frauendorf, D.Bazzacco, S.Lenzi, S.Lunardi, P.Bednarczyk, D.Curien, C.Petrache, Q.Zhong, Y.H.Zhang, J.-Y.Zhang Lifetime measurements in 134Pr and Chirality in nuclei NUCLEAR REACTIONS 119Sn(19F, 4n), E=83, 87 MeV; measured Eγ, Iγ, γγ-coin, DSA. 134Pr deduced rotational bands T1/2, B(E2), B(M1). Doppler-shift attenuation and recoil-distance techniques. Comparison with model predictions.
doi: 10.1142/S0218301306004909
2005DE48 J.Phys.(London) G31, S1427 (2005) A.Dewald, O.Moller, B.Saha, K.Jessen, A.Fitzler, B.Melon, T.Pissulla, S.Heinze, J.Jolie, K.O.Zell, P.von Brentano, P.Petkov, S.Harissopulos, G.De Angelis, T.Martinez, D.R.Napoli, N.Marginean, M.Axiotis, C.Rusu, D.Tonev, A.Gadea, Y.H.Zhang, D.Bazzacco, S.Lunardi, C.A.Ur, R.Menegazzo, E.Farnea Test of the critical point symmetry X(5) in the mass A = 180 region NUCLEAR REACTIONS 164,166,168Er(16O, 4n), E=80 MeV; measured prompt and delayed Eγ, Iγ. 154Sm(29Si, 5n), E=158 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 176,178,180Os deduced levels T1/2, transition quadrupole moments, symmetry features. Electronic timing and recoil distance techniques, GASP array, interacting boson model and general collective model predictions.
doi: 10.1088/0954-3899/31/10/008
2005FU16 Phys.Rev.Lett. 95, 212501 (2005) Y.Fujita, T.Adachi, P.von Brentano, G.P.A.Berg, C.Fransen, D.De Frenne, H.Fujita, K.Fujita, K.Hatanaka, E.Jacobs, K.Nakanishi, A.Negret, N.Pietralla, L.Popescu, B.Rubio, Y.Sakemi, Y.Shimbara, Y.Shimizu, Y.Tameshige, A.Tamii, M.Yosoi, K.O.Zell Gamow-Teller Strengths in Proton-Rich Exotic Nuclei Deduced in the Combined Analysis of Mirror Transitions NUCLEAR REACTIONS 50Cr(3He, t), E=140 MeV/nucleon; measured triton spectra; deduced Gamow-Teller transition strengths. 50Mn deduced level energies. 50Fe deduced β-decay intensities. Astrophysical implications discussed.
doi: 10.1103/PhysRevLett.95.212501
2005GO43 Eur.Phys.J. A 26, 153 (2005) A.Gorgen, E.Clement, A.Chatillon, A.Dewald, W.Korten, Y.Le Coz, N.Marginean, B.Melon, R.Menegazzo, O.Moller, Ch.Theisen, D.Tonev, C.A.Ur, K.O.Zell Lifetime measurement in 74Kr and 76Kr NUCLEAR REACTIONS 40Ca(40Ca, 2pα), (40Ca, 4p), E=147 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 74,76Kr levels deduced T1/2, B(E2). GASP array, recoil-distance technique.
doi: 10.1140/epja/i2005-10174-3
2005HA49 Nucl.Phys. A758, 505c (2005) S.Harissopulos, A.Spyrou, A.Lagoyannis, Ch.Zarkadas, H.-W.Becker, C.Rolfs, F.Strieder, J.W.Hammer, A.Dewald, K.-O.Zell, P.von Brentano, R.Julin, P.Demetriou, S.Goriely Systematic measurements of proton- and alpha-capture cross sections relevant to the modelling of the p process NUCLEAR REACTIONS 92Mo(α, γ), E=9 MeV; 91Zr(α, γ), E=10.5 MeV; 118Sn(α, γ), E=11.5 MeV; measured Eγ, Iγ. 91Zr, 118Sn(α, γ), E(cm) ≈ 9-11 MeV; measured σ. Comparison with model predictions.
doi: 10.1016/j.nuclphysa.2005.05.092
2005HA56 J.Phys.(London) G31, S1417 (2005) S.Harissopulos, A.Lagoyannis, A.Spyrou, Ch.Zarkadas, S.Galanopoulos, G.Perdikakis, H.-W.Becker, C.Rolfs, F.Strieder, R.Kunz, M.Fey, J.W.Hammer, A.Dewald, K.-O.Zell, P.von Brentano, R.Julin, P.Demetriou Proton and alpha-particle capture reactions at sub-Coulomb energies relevant to the p process NUCLEAR REACTIONS 104Pd(p, γ), E(cm)=2-8 MeV; 118Sn(α, γ), E(cm)=10-11 MeV; measured Eγ, Iγ, σ. Comparison with model predictions.
doi: 10.1088/0954-3899/31/10/006
2005MO20 Phys.Rev. C 71, 064324 (2005) O.Moller, N.Warr, J.Jolie, A.Dewald, A.Fitzler, A.Linnemann, K.O.Zell, P.E.Garrett, S.W.Yates E2 transition probabilities in 114Te: A conundrum NUCLEAR REACTIONS 93Nb(24Mg, 2np), E=90 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 114Te deduced levels, J, π, T1/2, B(E2). Recoil-distance technique. Comparison with model predictions and level systematics in neighboring nuclides.
doi: 10.1103/PhysRevC.71.064324
2005MO33 Phys.Rev. C 72, 034306 (2005) O.Moller, P.Petkov, B.Melon, A.Dewald, A.Fitzler, J.Jolie, D.Tonev, S.Christen, B.Saha, K.O.Zell, M.Heidemann Lifetimes of the first excited 2+ states in 176, 178, 180Os NUCLEAR REACTIONS 164,166,168Er(16O, 4n), E=80 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin. 166Er(16O, 4n), E=80 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 176,178,180Os deduced levels, J, π, T1/2, B(E2). Pulsed-beam and recoil-distance techniques.
doi: 10.1103/PhysRevC.72.034306
2005PE18 Phys.Rev. C 72, 031304 (2005) R.Peusquens, R.S.Chakrawarthy, A.Dewald, P.Petkov, P.von Brentano, R.Krucken, S.Kasemann, H.Tiesler, K.O.Zell, S.Lunardi, D.Bazzacco, F.Brandolini, N.H.Medina, P.Pavan, C.M.Petrache, C.Rossi-Alvarez, G.de Angelis, G.Maron, M.de Poli, D.R.Napoli Decay out of the highly deformed band in 133Nd NUCLEAR REACTIONS 104Pd(32S, n2p), E=135 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 133Nd levels deduced T1/2, B(E2), decay-out mechanism for highly deformed rotational band. GASP array, recoil-distance method.
doi: 10.1103/PhysRevC.72.031304
2005TO22 Eur.Phys.J. A 25, Supplement 1, 447 (2005) D.Tonev, G.de Angelis, P.Petkov, A.Dewald, A.Gadea, P.Pejovic, D.L.Balabanski, P.Bednarczyk, F.Camera, A.Fitzler, O.Moller, N.Marginean, A.Paleni, C.Petrache, K.O.Zell, Y.H.Zhang Check for chirality in real nuclei NUCLEAR REACTIONS 119Sn(19F, 4n), E=83, 87 MeV; measured Eγ, Iγ, γγ-coin, DSA. 134Pr levels deduced T1/2, B(M1), B(E2), mixing ratios. Euroball IV array, recoil-distance and Doppler-shift attenuation techniques.
doi: 10.1140/epjad/i2005-06-083-3
2004DE15 Eur.Phys.J. A 20, 173 (2004) A.Dewald, O.Moller, D.Tonev, A.Fitzler, B.Saha, K.Jessen, S.Heinze, A.Linnemann, J.Jolie, K.O.Zell, P.von Brentano, P.Petkov, R.F.Casten, M.Caprio, J.R.Cooper, R.Krucken, N.V.Zamfir, D.Bazzacco, S.Lunardi, C.Rossi Alvarez, F.Brandolini, C.Ur, G.De Angelis, D.R.Napoli, E.Farnea, N.Marginean, T.Martinez, M.Axiotis Shape changes and test of the critical-point symmetry X(5) in N = 90 nuclei NUCLEAR REACTIONS 154Gd(32S, 32S'), E=110 MeV; measured Doppler-shifted Eγ, Iγ, (particle)γ-coin following Coulomb excitation. 124Sn(36S, 4n), E=145 MeV; measured Eγ, Iγ, γγ-coin, DSA. 154Gd, 156Dy deduced levels T1/2, transition quadrupole moments, critical-point symmetry features. Recoil-distance and Doppler shift attenuation methods, IBA calculations.
doi: 10.1140/epja/i2002-10347-6
2004FU16 Phys.Rev. C 70, 011306 (2004) Y.Fujita, P.von Brentano, T.Adachi, G.P.A.Berg, D.De Frenne, K.Fujita, K.Hatanaka, E.Jacobs, K.Nakanishi, A.Negret, L.Popescu, Y.Sakemi, Y.Shimbara, Y.Shimizu, Y.Tameshige, A.Tamii, M.Uchida, M.Yosoi, K.O.Zell High-resolution study of 11B to 11C Gamow-Teller strengths as a test case of ab initio shell-model calculations NUCLEAR REACTIONS 11B(3He, t), E=140 MeV/nucleon; measured triton spectra, σ(E, θ=0°); deduced B(GT). Comparison with no-core shell model prediction.
doi: 10.1103/PhysRevC.70.011306
2003HA32 Nucl.Phys. A719, 115c (2003) S.Harissopulos, S.Galanopoulos, P.Demetriou, A.Spyrou, G.Kriembardis, M.Kokkoris, A.G.Karydas, Ch.Zarkadas, R.Kunz, M.Fey, J.W.Hammer, G.Gyurky, Zs.Fulop, E.Somorjai, A.Dewald, K.O.Zell, P.von Brentano, R.Julin, S.Goriely A systematic study of proton capture reactions in the Se-Sb region at energies relevant to the p process NUCLEAR REACTIONS 80Se, 86Sr, 93Nb, 103Rh(p, γ), E(cm) ≈ 1.5-4.5 MeV; measured Eγ, σ; deduced astrophysical S-factors.
doi: 10.1016/S0375-9474(03)00978-3
2003MO02 Phys.Rev. C 67, 011301 (2003) O.Moller, K.Jessen, A.Dewald, A.F.Lisetskiy, P.von Brentano, A.Fitzler, J.Jolie, A.Linnemann, B.Saha, K.O.Zell Transition probabilities and isospin structure in the N = Z nucleus 46V NUCLEAR REACTIONS 32S(16O, np), (16O, 2p), E=38 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 46V, 46Ti levels deduced T1/2, B(E2), absolute E1 strengths. Recoil-distance and differential decay curve methods, comparison with shell model predictions.
doi: 10.1103/PhysRevC.67.011301
2001GA52 Nucl.Phys. A691, 551 (2001) J.Gableske, A.Dewald, H.Tiesler, M.Wilhelm, T.Klemme, O.Vogel, I.Schneider, R.Peusquens, S.Kasemann, K.O.Zell, P.von Brentano, P.Petkov, D.Bazzacco, C.Rossi Alvarez, S.Lunardi, G.de Angelis, M.de Poli, C.Fahlander Collectivity of the Intruder Bands in 114Sn NUCLEAR REACTIONS 100Mo(18O, 4n), E=70 MeV; measured Eγ, Iγ, γγ-coin, DSA. 114Sn deduced high-spin levels, J, π, configurations, T1/2, B(E2), B(E1), B(M1). GASP array. Lineshape and differential decay curve analyses, comparison with model predictions.
doi: 10.1016/S0375-9474(01)00564-4
2001HA09 Nucl.Phys. A683, 157 (2001) S.Harissopulos, A.Dewald, A.Gelberg, K.O.Zell, P.von Brentano, J.Kern Picosecond Lifetime Measurements in 109Cd and 110Cd NUCLEAR REACTIONS 100Mo(13C, 3n), (13C, 4n), E=50 MeV; measured Eγ, Iγ. 109,110Cd levels deduced T1/2, B(E2). Recoil distance technique. Comparisons with model predictions.
doi: 10.1016/S0375-9474(00)00473-5
2001HA38 Nucl.Phys. A688, 421c (2001) S.Harissopulos, S.Galanopoulos, P.Tsagari, P.Demetriou, G.Kuburas, T.Paradellis, R.Kunz, J.W.Hammer, G.Gyurky, E.Somorjai, S.Goriely, S.Kasemann, A.Dewald, K.O.Zell Cross Sections of (p, γ) Reactions of N = 50 Nuclei Relevant to p-Process NUCLEAR REACTIONS 88Sr, 89Y(p, γ), E=1.5-3.5 MeV; measured Eγ, σ. Comparison with Statistical Model calculations and with neighboring nuclei.
doi: 10.1016/S0375-9474(01)00743-6
2001KE12 Eur.Phys.J. A 11, 121 (2001) G.Kemper, A.Dewald, I.Wiedenhover, R.Peusquens, S.Kasemann, K.O.Zell, P.von Brentano, H.Hubel, S.Chmel, A.Gorgen, D.Bazzacco, R.Venturelli, S.Lunardi, D.R.Napoli, F.Hannachi, A.Lopez-Martens, R.Krucken, J.R.Cooper, R.M.Clark, M.A.Deleplanque, I.Y.Lee, A.O.Machiavelli, F.S.Stephens Investigation of the Magnetic Rotation in 196Pb NUCLEAR REACTIONS 164Dy(36S, 4n), E=168 MeV; measured Doppler-shifted Eγ, γγ-coin. 196Pb deduced high-spin levels, J, π, magnetic rotational band, T1/2, B(M1), role of shears mechanism. Euroball array, coincidence recoil distance technique.
doi: 10.1007/s100500170076
2001PE01 Phys.Rev. C63, 014304 (2001) P.Petkov, A.Dewald, R.Peusquens, S.Kasemann, R.Krucken, K.O.Zell, P.von Brentano, S.Lunardi, D.Bazzacco, F.Brandolini, N.H.Medina, P.Pavan, C.M.Petrache, C.Rossi-Alvarez, G.de Angelis, M.de Poli, D.R.Napoli Low-Lying Bands with Different Quadrupole Deformation in 133Nd NUCLEAR REACTIONS 104Pd(32S, n2p), E=135 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 133Nd levels deduced T1/2, B(M1), B(E2), δ, quadrupole deformation. GASP array, recoil-distance method.
doi: 10.1103/PhysRevC.63.014304
2000PE19 Nucl.Phys. A674, 357 (2000) P.Petkov, A.Dewald, R.Kuhn, R.Peusquens, D.Tonev, S.Kasemann, K.O.Zell, P.von Brentano, D.Bazzacco, C.Rossi-Alvarez, G.de Angelis, S.Lunardi, P.Pavan, D.R.Napoli On the Two-Quasineutron Rotational Band in 128Ba NUCLEAR REACTIONS 116Cd(16O, 4n), E=76 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 128Ba deduced rotational band levels T1/2, B(λ). Comparison with rigid rotor model. GASP array, recoil-distance technique.
doi: 10.1016/S0375-9474(00)00173-1
2000PE20 Phys.Rev. C62, 014314 (2000) P.Petkov, A.Dewald, R.Kuhn, R.Peusquens, D.Tonev, S.Kasemann, K.O.Zell, P.von Brentano, D.Bazzacco, C.Rossi-Alvarez, G.de Angelis, S.Lunardi, P.Pavan, D.R.Napoli Coincidence Recoil-Distance Doppler-Shift Lifetime Measurements in 128Ba NUCLEAR REACTIONS 116Cd(16O, 4n), E=76 MeV; measured Doppler shifted Eγ, Iγ, γγ-coin. 128Ba deduced high-spin levels, J, π, T1/2, B(E2), B(M1). GASP array, plunger, combined recoil-distance and DSA techniques.
doi: 10.1103/PhysRevC.62.014314
2000ST07 Phys.Rev. C61, 044325 (2000) O.Stuch, K.Jessen, R.S.Chakrawarthy, A.Dewald, R.Kuhn, R.Krucken, P.Petkov, R.Peusquens, H.Tiesler, D.Weil, I.Wiedenhover, K.O.Zell, P.von Brentano, C.Ender, T.Hartlein, F.Kock, O.Koschorrek, P.Reiter Coincidence Recoil-Distance Doppler-Shift Lifetime Measurements in 129, 130Ba with EUROBALL Ge Cluster Detectors NUCLEAR REACTIONS 116Cd(18O, 4n), (18O, 5n), E=76 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 129,130Ba deduced high-spin levels, J, π, T1/2, B(E2), deformation. Euroball cluster detectors, recoil-distance technique.
doi: 10.1103/PhysRevC.61.044325
1999KL11 Phys.Rev. C60, 034301 (1999) T.Klemme, A.Fitzler, A.Dewald, S.Schell, S.Kasemann, R.Kuhn, O.Stuch, H.Tiesler, K.O.Zell, P.von Brentano, D.Bazzacco, F.Brandolini, S.Lunardi, C.M.Petrache, C.Rossi Alvarez, G.De Angelis, P.Petkov, R.Wyss Lifetimes Measurements for 134Nd and Neighboring Nuclei with the Coincidence-Plunger Technique NUCLEAR REACTIONS 110Pd(28Si, xnyp)134Nd/130Ce/131Ce/132Ce/133Pr/134Pr/135Nd, E=125 MeV; measured Doppler shifted Eγ, Iγ(θ), γγ-coin. 134,135Nd deduced high-spin levels, J, π, T1/2, B(E2), deformation. 130,131,132Ce, 133,134Pr levels deduced T1/2, B(E2), transition quadrupole moments. Rotor Model and Interacting Boson Model Calculations. GASP array, coincidence recoil-distance method.
doi: 10.1103/PhysRevC.60.034301
1996DE50 Phys.Rev. C54, R2119 (1996) A.Dewald, D.Weil, R.Krucken, R.Kuhn, R.Peusquens, H.Tiesler, O.Vogel, K.O.Zell, P.von Brentano, D.Bazzacco, C.Rossi-Alvarez, P.Pavan, D.De Acuna, G.De Angelis, M.De Poli Dynamic Shape Effect in 126Ba at Low Spin NUCLEAR REACTIONS 100Mo(30Si, 4n), E=130 MeV; measured γγ-coin, recoil distance. 126Ba deduced levels, J, π, T1/2, transition quadrupole moments, shape features. Comparison to interacting boson, general collective, asymmetric rotor models.
doi: 10.1103/PhysRevC.54.R2119
1996KO16 Z.Phys. A355, 179 (1996) L.K.Kostov, W.Andrejtscheff, L.G.Kostova, A.Dewald, K.O.Zell, P.von Brentano Transition Probabilities and the Structure of Some Negative-Parity States in 126,130Xe and 132Ba NUCLEAR REACTIONS 124,128Te(α, 2n), E=26 MeV; 122Sn(13C, 3n), E=53 MeV; measured Eγ, Iγ, γγ(t). 126,130Xe, 132Ba deduced levels, J, π, T1/2, B(λ). Ge detectors, generalized centroid-shift analysis.
doi: 10.1007/s002180050096
1996NE04 Nucl.Phys. A607, 299 (1996) U.Neuneyer, A.Mertens, R.Kuhn, I.Wiedenhover, O.Vogel, M.Wilhelm, M.Luig, K.O.Zell, A.Gelberg, P.von Brentano, T.Otsuka Coincidence and Correlation Analysis for Low Spin States in 128Xe NUCLEAR REACTIONS 125Te(α, n), E=16 MeV; measured γγ-coin, Iγ(θ), γγ(θ). 128Xe deduced levels, J, π, B(λ). Interacting boson model, O(6) dynamical symmetry, Q-phonon scheme. NUCLEAR STRUCTURE 128,126Xe; calculated levels, B(λ). Interacting boson model, O(6) dynamical symmetry, Q-phonon scheme.
doi: 10.1016/S0375-9474(96)00242-4
1996SC04 Z.Phys. A354, 123 (1996) C.Schumacher, P.von Brentano, A.Dewald, M.Eschenauer, H.Grawe, J.Heese, K.H.Maier, M.Philipp, E.Radermacher, R.Schubart, O.Stuch, J.Theuerkauf, D.Weil, M.Wilhelm, K.O.Zell High Spin States in 145Gd NUCLEAR REACTIONS 120Sn(31P, 5np), E=153 MeV; measured γγ-coin. 145Gd deduced high-spin levels, J, π, band structure. Data from 110Pd(40Ar, 5n) also included, Compton suppressed Ge detector array.
doi: 10.1007/s002180050022
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