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NSR database version of May 21, 2024.

Search: Author = C.Wheldon

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2023GA09      Phys.Rev. C 107, 045805 (2023)

R.Garg, S.Dellmann, C.Lederer-Woods, C.G.Bruno, K.Eberhardt, C.Geppert, T.Heftrich, I.Kajan, F.Kappeler, B.Phoenix, R.Reifarth, D.Schumann, M.Weigand, C.Wheldon

179Ta (n, γ) cross-section measurement and the astrophysical origin of the 180Ta isotope

NUCLEAR REACTIONS 179Ta(n, γ), E=thermal; measured Eγ, Iγ; deduced thermal and resonance-integral σ. Comparison to previous experimental data. Relevance to the production of 180Ta in s-process. Activation technique. Irradiation of the target at the TRIGA reactor in Mainz.

doi: 10.1103/PhysRevC.107.045805
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2023LO09      Phys.Lett. B 845, 138149 (2023)

J.Lois-Fuentes, B.Fernandez-Dominguez, X.Pereira-Lopez, F.Delaunay, W.N.Catford, A.Matta, N.A.Orr, T.Duguet, T.Otsuka, V.Soma, O.Sorlin, T.Suzuki, N.L.Achouri, M.Assie, S.Bailey, B.Bastin, Y.Blumenfeld, R.Borcea, M.Caamano, L.Caceres, E.Clement, A.Corsi, N.Curtis, Q.Deshayes, F.Farget, M.Fisichella, G.de France, S.Franchoo, M.Freer, J.Gibelin, A.Gillibert, G.F.Grinyer, F.Hammache, O.Kamalou, A.Knapton, Tz.Kokalova, V.Lapoux, B.Le Crom, S.Leblond, F.M.Marques, P.Morfouace, J.Pancin, L.Perrot, J.Piot, E.Pollacco, D.Ramos, D.Regueira-Castro, C.Rodriguez-Tajes, T.Roger, F.Rotaru, M.Senoville, N.de Sereville, R.Smith, M.Stanoiu, I.Stefan, C.Stodel, D.Suzuki, J.C.Thomas, N.Timofeyuk, M.Vandebrouck, J.Walshe, C.Wheldon

Cross-shell states in 15C: A test for p-sd interactions

NUCLEAR REACTIONS 2H(16C, t), E=17.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ), level energies, J, π, experimental level scheme, single-particle strength, normalised spectroscopic factors. Comparison with the ab initio self-consistent Green's function method employing the NNLOsat interaction. TIARA Silicon array, three MUST2 telescopes, GANIL.

doi: 10.1016/j.physletb.2023.138149
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2022BA39      Phys.Rev. C 106, 054310 (2022)

M.Barbui, A.Volya, E.Aboud, S.Ahn, J.Bishop, V.Z.Goldberg, J.Hooker, C.H.Hunt, H.Jayatissa, Tz.Kokalova, E.Koshchiy, S.Pirrie, E.Pollacco, B.T.Roeder, A.Saastamoinen, S.Upadhyayula, C.Wheldon, G.V.Rogachev

α-cluster structure of 18Ne

NUCLEAR REACTIONS 4He(14O, α), E=61.8 MeV; measured reaction product, Eα, Iα, angular distribution; deduced σ(θ), excitation function of 18Ne. 18Ne; deduced resonances J, π, resonance total and partial widths. 18Ne, O; calculated levels J, π. Analysis with a multichannel R-matrix approach. Shell model with FSU interaction Hamiltonian calculations. Comparison with other experimental data. TexAT active target at magnetic achromat recoil separator (Cyclotron Institute at Texas AM University).

doi: 10.1103/PhysRevC.106.054310
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2021BA19      Eur.Phys.J. A 57, 108 (2021)

S.Bailey, T.Kokalova, M.Freer, C.Wheldon, R.Smith, J.Walshe, N.Soic, L.Prepolec, V.Tokic, F.M.Marques, L.Achouri, F.Delaunay, M.Parlog, Q.Deshayes, B.Fernandez-Dominguez, B.Jacquot

The identification of α-clustered doorway states in 44, 48, 52Ti using machine learning

NUCLEAR REACTIONS 4He(40Ca, α), (44Ca, α), (48Ca, α), E not given; analyzed available σ(θ) data; deduced Random Forest Classifier (RFC) toclassify spectra as either clustered or not clustered.

doi: 10.1140/epja/s10050-021-00357-3
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2021PI06      Eur.Phys.J. A 57, 150 (2021)

S.Pirrie, C.Wheldon, Tz.Kokalova, J.Bishop, Th.Faestermann, R.Hertenberger, H.F.Wirth, S.Bailey, N.Curtis, D.Dell'Aquila, D.Mengoni, R.Smith, D.Torresi, A.Turner

Precision branching-ratio measurements in 18O

NUCLEAR REACTIONS 12C(7Li, p), E=44 MeV; measured reaction products; deduced energy levels, J, π, branching ratios, resonance parameters. Comparison with available data, Monte-Carlo techniques, Q3D magnetic spectrograph.

doi: 10.1140/epja/s10050-021-00431-w
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2020GR08      J.Phys.(London) G47, 085104 (2020)

M.R.Griffiths, C.Wheldon, Tz.Kokalova, A.Turner, S.Pirrie, V.Ziman, N.I.Ashwood, J.D.Malcolm, M.Barr, M.Freer, Th.Faestermann, H-F.Wirth, R.Hertenberger, R.Gernhauser, R.Krucken

Mass measurement of Re-190

NUCLEAR REACTIONS 192Os, 194Pt(d, α)190Re/192Ir, E=18 MeV; measured Eα, Iα using Q3D magnetic spectrograph at MLL-Munich tandem Van de Graaff accelerator facility. 190Re, 192Ir; deduced levels, J, π.

ATOMIC MASSES 190Re; deduced mass excess, atomic mass and binding energy. Comparison with values in AME2016.

doi: 10.1088/1361-6471/ab98e3
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2020PE15      Phys.Lett. B 811, 135939 (2020)

X.Pereira-Lopez, B.Fernandez-Dominguez, F.Delaunay, N.L.Achouri, N.A.Orr, W.N.Catford, M.Assie, S.Bailey, B.Bastin, Y.Blumenfeld, R.Borcea, M.Caamano, L.Caceres, E.Clement, A.Corsi, N.Curtis, Q.Deshayes, F.Farget, M.Fisichella, G.de France, S.Franchoo, M.Freer, J.Gibelin, A.Gillibert, G.F.Grinyer, F.Hammache, O.Kamalou, A.Knapton, T.Kokalova, V.Lapoux, J.A.Lay, B.Le Crom, S.Leblond, J.Lois-Fuentes, F.M.Marques, A.Matta, P.Morfouace, A.M.Moro, T.Otsuka, J.Pancin, L.Perrot, J.Piot, E.Pollacco, D.Ramos, C.Rodriguez-Tajes, T.Roger, F.Rotaru, M.Senoville, N.de Sereville, R.Smith, O.Sorlin, M.Stanoiu, I.Stefan, C.Stodel, D.Suzuki, T.Suzuki, J.C.Thomas, N.Timofeyuk, M.Vandebrouck, J.Walshe, C.Wheldon

Low-lying single-particle structure of 17C and the N=14 sub-shell closure

NUCLEAR REACTIONS 2H(16C, p)17C, E=17.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ), γ-ray energies, J, π, level scheme, spectroscopic factors. Comparison with shell model and particle-core model calculations.

doi: 10.1016/j.physletb.2020.135939
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2020PI14      Phys.Rev. C 102, 064315 (2020)

S.Pirrie, C.Wheldon, Tz.Kokalova, J.Bishop, Th.Faestermann, R.Hertenberger, H.-F.Wirth, S.Bailey, N.Curtis, D.Dell'Aquila, D.Mengoni, R.Smith, D.Torresi, A.Turner

Search for evidence of rotational cluster bands in 18O

NUCLEAR REACTIONS 12C(7Li, p)18O*, E=44.0 MeV; measured reaction products, recoil protons, (18O break-up particle)α-coin using the Q3D magnetic spectrograph, and the Birmingham large-angular-coverage DSSD array at the Maier-Leibnitz Laboratory (MLL) in Garching. 18O; deduced levels, J, π, total widths, Γα/Γ branching ratios, barrier penetration, θα2, bands, no evidence of consistent (14C+α or 12C+2n+α) cluster structure for any of the bands. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.102.064315
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2020SY01      Phys.Lett. B 809, 135748 (2020)

I.Syndikus, M.Petri, A.O.Macchiavelli, S.Paschalis, C.A.Bertulani, T.Aumann, H.Alvarez-Pol, L.Atar, S.Beceiro Novo, J.Benlliure, J.M.Boillos, K.Boretzky, M.J.G.Borge, B.A.Brown, M.Caamano, C.Caesar, E.Casarejos, W.Catford, J.Cederkall, S.Chakraborty, L.V.Chulkov, D.Cortina-Gil, E.Cravo, R.Crespo, U.Datta Pramanik, I.Dillmann, P.Diaz Fernandez, Z.Elekes, J.Enders, F.Farinon, L.M.Fraile, D.Galaviz, H.Geissel, R.Gernhauser, P.Golubev, K.Gobel, M.Heil, M.Heine, A.Heinz, A.Henriques, M.Holl, H.T.Johansson, B.Jonson, N.Kalantar-Nayestanaki, R.Kanungo, A.Kelic-Heil, T.Kroll, N.Kurz, C.Langer, T.Le Bleis, J.Machado, J.Marganiec-Galazka, E.Nacher, T.Nilsson, C.Nociforo, V.Panin, A.Perea, S.B.Pietri, R.Plag, A.Rahaman, R.Reifarth, A.Revel, G.Ribeiro, C.Rigollet, D.M.Rossi, D.Savran, H.Scheit, H.Simon, O.Sorlin, O.Tengblad, Y.Togano, M.Vandebrouck, V.Volkov, F.Wamers, C.Wheldon, G.L.Wilson, J.S.Winfield, H.Weick, P.Woods, D.Yakorev, M.Zhukov, A.Zilges, K.Zuber

Probing the Z=6 spin-orbit shell gap with (p, 2p) quasi-free scattering reactions

NUCLEAR REACTIONS C, H(17N, X)16C, E=438 MeV/nucleon; C, H(19N, X)18C, E=430 MeV/nucleon; C, H(21N, X)20C, E=422 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ, spectroscopic factors, proton component of spin-orbit splitting.

doi: 10.1016/j.physletb.2020.135748
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2019BA45      Phys.Rev. C 100, 051302 (2019)

S.Bailey, T.Kokalova, M.Freer, C.Wheldon, R.Smith, J.Walshe, N.Curtis, N.Soic, L.Prepolec, V.Tokic, F.M.Marques, L.Achouri, F.Delaunay, Q.Deshayes, M.Parlog, B.Fernandez-Dominguez, B.Jacquot, A.Soylu

Extracting the spectral signature of α clustering in 44, 48, 52Ti using a continuous wavelet transform

NUCLEAR REACTIONS 4He(40Ca, α)44Ti*, E=180 MeV; 4He(44Ca, α)48Ti*, E=207 MeV; 4He(48Ca, α)52Ti*, E=234 MeV; measured scattered α particles, Eα, Iα, differential σ using double-sided silicon strip detectors at the GANIL radioactive beam facility; deduced continuous wavelet transform (CWT) of the measured spectra, and compared with simulated spectra using the simplified R matrix for spinless particles. 44Ti; deduced high-lying α-clustered levels J, π and compared with previous measurements. Present technique combined thick target inverse kinematics (TTIK) approach and the resonant scattering measurements with the continuous wavelet transform (CWT).

doi: 10.1103/PhysRevC.100.051302
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2019BI05      Phys.Rev. C 100, 034320 (2019)

J.Bishop, Tz.Kokalova, M.Freer, L.Acosta, M.Assie, S.Bailey, G.Cardella, N.Curtis, E.De Filippo, D.Dell'Aquila, S.De Luca, L.Francalanza, B.Gnoffo, G.Lanzalone, I.Lombardo, N.S.Martorana, S.Norella, A.Pagano, E.V.Pagano, M.Papa, S.Pirrone, G.Politi, F.Rizzo, P.Russotto, L.Quattrocchi, R.Smith, I.Stefan, A.Trifiro, M.Trimarchi, G.Verde, M.Vigilante, C.Wheldon

Experimental investigation of α condensation in light nuclei

NUCLEAR REACTIONS 12C(16O, 28Si)4He/6Li/7Li/7Be/9Be/10B/11B/11C/12C/13C/11N/12C/15O/15N/16O/F/Ne/20Ne/24Mg/28Si, E=160, 280, 400 MeV from the K800 cyclotron at the LNS-Catania accelerator facility; measured reaction product yields, σ, Eα, Iα using the Charged Heavy Ion Mass and Energy Resolving Array (CHIMERA) and Femtoscope Array for Correlation and Spectroscopy (FARCOS); deduced raw α-particle multiplicity, particle-identification plots (PIDs), interaction time plot, distribution of α-particle energies, excitation functions, Q values for different reaction channels, branching ratios for the 7-α breakup modes. Experiments aimed at search for α-gas states in 12C, 16O, 20Ne, 24Mg, 28Si. Results described by a hybrid of sequential decays and multiparticle breakup mechanisms, as no signatures for α condensation observed. Comparison of measured yields to the extended Hauser-Feshbach (EHF), and comparison of 7-α particle states to Fermi breakup model predictions.

doi: 10.1103/PhysRevC.100.034320
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2019HO08      Phys.Lett. B 795, 682 (2019)

M.Holl, V.Panin, H.Alvarez-Pol, L.Atar, T.Aumann, S.Beceiro Novo, J.Benlliure, C.A.Bertulani, J.M.Boillos, K.Boretzky, M.Caamano, C.Caesar, E.Casarejos, W.Catford, J.Cederkall, L.Chulkov, D.Cortina-Gil, E.Cravo, I.Dillmann, P.Diaz Fernandez, Z.Elekes, J.Enders, L.M.Fraile, D.Galaviz-Redondo, R.Gernhauser, P.Golubev, T.Heftrich, M.Heil, M.Heine, A.Heinz, A.Henriques, H.T.Johansson, B.Jonson, N.Kalantar-Nayestanaki, R.Kanungo, A.Kelic-Heil, T.Kroll, N.Kurz, C.Langer, T.Le Bleis, S.Lindberg, J.Machado, E.Nacher, M.A.Najafi, T.Nilsson, C.Nociforo, S.Paschalis, M.Petri, R.Reifarth, G.Ribeiro, C.Rigollet, D.M.Rossi, D.Savran, H.Scheit, H.Simon, O.Sorlin, I.Syndikus, O.Tengblad, Y.Togano, M.Vandebrouck, P.Velho, F.Wamers, H.Weick, C.Wheldon, G.L.Wilson, J.S.Winfield, P.Woods, M.Zhukov, K.Zuber

Quasi-free neutron and proton knockout reactions from light nuclei in a wide neutron-to-proton asymmetry range

NUCLEAR REACTIONS 1H(11C, 2p), (10C, np), (11C, np), (12C, np), E=300-400 MeV/nucleon; measured reaction products, Ep, Ip, En, In; deduced σ and momentum distributions. Comparison with DWIA calculations.

doi: 10.1016/j.physletb.2019.06.069
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2017FR09      Phys.Lett. B 775, 58 (2017)

M.Freer, N.I.Ashwood, N.L.Achouri, W.N.Catford, N.Curtis, F.Delaunay, H.Al Falou, F.M.Marques, T.Munoz-Britton, N.A.Orr, R.Raabe, N.Soic, J.S.Thomas, C.Wheldon, V.A.Ziman

Elastic scattering of 8He + 4He and two-neutron transfer and the influence of resonances in 12Be

NUCLEAR REACTIONS 4He(8He, 8He), E=20, 24 MeV; measured reaction products, Eα, Iα. 8He, 12Be; deduced σ(θ), halo. Comparison with generalized two-centre cluster model (GTCM) calculations.

doi: 10.1016/j.physletb.2017.10.063
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2017JO07      Phys.Rev. C 95, 064321 (2017)

P.R.John, J.J.Valiente-Dobon, D.Mengoni, V.Modamio, S.Lunardi, D.Bazzacco, A.Gadea, C.Wheldon, T.R.Rodriguez, T.Alexander, G.de Angelis, N.Ashwood, M.Barr, G.Benzoni, B.Birkenbach, P.G.Bizzeti, A.M.Bizzeti-Sona, S.Bottoni, M.Bowry, A.Bracco, F.Browne, M.Bunce, F.Camera, L.Corradi, F.C.L.Crespi, B.Melon, E.Farnea, E.Fioretto, A.Gottardo, L.Grente, H.Hess, Tz.Kokalova, W.Korten, A.Kusoglu, S.Lenzi, S.Leoni, J.Ljungvall, R.Menegazzo, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, D.R.Napoli, Zs.Podolyak, G.Pollarolo, F.Recchia, P.Reiter, O.J.Roberts, E.Sahin, M.-D.Salsac, F.Scarlassara, M.Sferrazza, P.-A.Soderstrom, A.M.Stefanini, S.Szilner, C.A.Ur, A.Vogt, J.Walshe

In-beam γ-ray spectroscopy of the neutron-rich platinum isotope 200Pt toward the N=126 shell gap

NUCLEAR REACTIONS 198Pt(82Se, 80Se)200Pt, E=426 MeV; measured Eγ, Iγ, (80Se recoils)γγ-coin using PRISMA spectrometer for 80Se recoils and AGATA array for Doppler-corrected γ rays at XTU Tandem-ALPI accelerator of LNL-Legnaro facility. 200Pt; deduced levels, J, π, ground-state band, structure above the 17-ns, 7- isomer. Comparison with theoretical model calculations.

NUCLEAR STRUCTURE 190,192,194,196,198,200,202,204Pt; calculated particle-number-projected potential energy surfaces in (β2, γ) plane, yrast band excitation energies. Beyond mean-field, symmetry-conserving configuration-mixing (SCCM) calculations based on Gogny D1S energy density functionals. Comparison with experimental data.

doi: 10.1103/PhysRevC.95.064321
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2017LI08      Phys.Rev. C 95, 031302 (2017)

K.C.W.Li, R.Neveling, P.Adsley, P.Papka, F.D.Smit, J.W.Brummer, C.Aa.Diget, M.Freer, M.N.Harakeh, Tz.Kokalova, F.Nemulodi, L.Pellegri, B.Rebeiro, J.A.Swartz, S.Triambak, J.J.van Zyl, C.Wheldon

Characterization of the proposed 4-α cluster state candidate in 16O

NUCLEAR REACTIONS 16O(α, α'), E=200 MeV; measured Eα, Iα, E(p), I(p), (particle)(particle)-coin, angular correlations of charged-particle decays from 16O via α and proton decays using K600 magnetic spectrometer at iThemba LABS. 16O; deduced levels, resonances, L-transfers, J, π, total widths and branching ratios for particle decays of resonances extracted from R-matrix fits, a resonance at 15.090 MeV, 0+ suggested as a candidate for the 4α cluster state, consistent with several theoretical cluster calculations.

doi: 10.1103/PhysRevC.95.031302
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2017SM03      Phys.Rev.Lett. 119, 132502 (2017)

R.Smith, Tz.Kokalova, C.Wheldon, J.E.Bishop, M.Freer, N.Curtis, D.J.Parker

New Measurement of the Direct 3α Decay from the 12C Hoyle State

NUCLEAR REACTIONS 12C(α, 3α)4He, E=40 MeV; measured reaction products, Eα, Iα; deduced Dalitz plots, upper limit for the rare direct 3α decay branch. Comparison with theoretical calculations.

doi: 10.1103/physrevlett.119.132502
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2017TO14      Phys.Rev. C 96, 044317 (2017)

D.Torresi, C.Wheldon, Tz.Kokalova, S.Bailey, A.Boiano, C.Boiano, M.Fisichella, M.Mazzocco, C.Parascandolo, D.Pierroutsakou, E.Strano, M.Zadro, M.Cavallaro, S.Cherubini, N.Curtis, A.Di Pietro, J.P.Fernandez-Garcia, P.Figuera, T.Glodariu, J.Grebosz, M.La Cognata, M.La Commara, M.Lattuada, D.Mengoni, R.G.Pizzone, C.Signorini, C.Stefanini, L.Stroe, C.Spitaleri

Evidence for 15O + α resonance structures in 19Ne via direct measurement

NUCLEAR REACTIONS 4He(15O, α), E=28.5 MeV, [secondary 15O beam from 1H(15N, 15O), E=80 MeV primary reaction at LNL-XTU, Legnaro tandem Van de Graaff accelerator; measured Eα, Iα using a double-sided silicon strip detector (DSSSD), absolute differential cross sections. 19Ne; deduced levels, resonances, J, π, Γα, total Γ, partial decay branches, reduced α-widths, 15O+α rotational band, cluster structure using R-matrix analysis with AZURE2 code. Comparison with previous experimental results, and with potential model calculation using the well-known 16O+α cluster band configurations. Relevance to α branching ratio in the astrophysical reaction rate for high-spin near-threshold resonances.

doi: 10.1103/PhysRevC.96.044317
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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
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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
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2016CU02      Phys.Rev. C 94, 034313 (2016)

N.Curtis, S.Almaraz-Calderon, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, X.Fang, M.Freer, G.Goldring, F.Jung, S.R.Lesher, W.Lu, J.D.Malcolm, A.Roberts, W.P.Tan, C.Wheldon, V.A.Ziman

8Be + 8Be and 12C + α breakup states in 16O populated via the 13C(4He, 4α)n reaction

NUCLEAR REACTIONS 13C(α, 16O), E=22.0, 27.0, 27.5, 28.0 MeV; measured reaction products using four position-sensitive double-sided Si strip detectors, at Notre Dame FN Tandem accelerator facility. 16O; deduced levels identified through the 8Be+8Be and 12C*+α channels, J, π, centroids, cross sections. Comparison with previous studies using 12C(α, 8Be)8Be and 12C(16O, 4α)12C reactions. Relevance to 4α chain structure in 16O.

doi: 10.1103/PhysRevC.94.034313
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2016SM02      Phys.Rev. C 94, 014320 (2016)

R.Smith, C.Wheldon, M.Freer, N.Curtis, Tz.Kokalova, S.Almaraz-Calderon, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, X.Fang, G.Goldring, F.Jung, S.R.Lesher, W.Lu, J.D.Malcolm, A.Roberts, W.P.Tan, V.A.Ziman

Evidence for a 3.8 MeV state in 9Be

NUCLEAR REACTIONS 9Be(α, n3α), E=22, 26 MeV; measured Eα, Iα using an array of double-sided silicon strip detectors (DSSSDs) at the Notre Dame FN Tandem Van de Graaff accelerator facility; extracted sum energy spectra for all four final-state particles, assumed to be 3α+n, 9Be excitation spectrum. 9Be; deduced levels, new state at 3.8 MeV, J, π, width, ratios of reduced widths to Wigner limits (decays to 8Be ground state). 9Be, 9B; comparison of levels and widths in mirror nuclei.

doi: 10.1103/PhysRevC.94.014320
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2016VO04      Phys.Rev. C 93, 054325 (2016)

A.Vogt, B.Birkenbach, P.Reiter, A.Blazhev, M.Siciliano, J.J.Valiente-Dobon, C.Wheldon, 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, A.Gadea, K.Geibel, W.Gelletly, A.Gengelbach, A.Giaz, A.Gorgen, A.Gottardo, A.B.Hayes, H.Hess, H.Hua, P.R.John, J.Jolie, A.Jungclaus, 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, D.Napoli, C.J.Pearson, L.Pellegri, Zs.Podolyak, G.Pollarolo, A.Pullia, F.Radeck, F.Recchia, P.H.Regan, E.Sahin, F.Scarlassara, 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.Ward, D.D.Warner, A.Wiens, C.Y.Wu

High-spin structure of 134Xe

NUCLEAR REACTIONS 198Pt(136Xe, 134Xe), E=850 MeV; 208Pb(136Xe, 134Xe), E=930 MeV; 238U(136Xe, 134Xe), E=1 GeV; measured Eγ, Iγ, γγ-coin, γ(θ), time-of-flight total kinetic energy loss (TKEL) using Gammasphere and Chico arrays at LBNL cyclotron facility for the 198Pt+136Xe reaction, and PRISMA spectrometer, Dante and AGATA arrays at PIAVE+ALPI accelerator complex for the 208Pb+136Xe and 238U+136Xe reactions. 134Xe; deduced high-spin levels, J, π, multipolarity, configurations. Comparison with shell-model calculations using the jj55 effective interaction.

doi: 10.1103/PhysRevC.93.054325
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2016WA29      Phys.Rev. C 94, 054304 (2016)

J.Walshe, M.Freer, C.Wheldon, A.Soylu, N.L.Achouri, N.I.Ashwood, W.N.Catford, I.C.Celik, N.Curtis, F.Delaunay, B.Fernandez-Dominguez, L.Grassi, Tz.Kokalova, F.M.Marques, N.A.Orr, L.Prepolec, V.Scuderi, N.Soic, V.Tokic

Experimental study of high-lying states in 28Mg using the resonant elastic scattering of α particles

NUCLEAR REACTIONS 4He(24Ne, α), E=3.8 MeV/nucleon, [24Ne secondary beam from C(26Mg, X), E=E=82 MeV/nucleon at GANIL facility]; measured Eα, Iα, σ(Eα, θ) using thick target in inverse kinematics (TTIK) technique. 28Mg; deduced levels, resonances, J, π, α and total widths, ratio of reduced width to the Wigner limit. R-Matrix analysis using AZURE2 code. Comparisons with theoretical calculations of widths using the code GAMOW.

doi: 10.1103/PhysRevC.94.054304
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2015WH01      Phys.Rev. C 91, 024308 (2015)

C.Wheldon, Tz.Kokalova, M.Freer, J.Walshe, R.Hertenberger, H.-F.Wirth, N.I.Ashwood, M.Barr, N.Curtis, Th.Faestermann, R.Lutter, J.D.Malcolm, D.J.Marin-Lambarri

Spectroscopy of 9B via high-resolution ejectile-tagged recoil break-up

NUCLEAR REACTIONS 9Be(3He, t)9B*, E=33 MeV; measured particle spectra, (9B breakup products)(triton)-coin using Munich-Q3D spectrograph at the MLL tandem Van de Graaff accelerator facility. 9B; deduced levels, J, π, total and partial widths for 8Be+p and 5Li+α channels. Comparison with earlier experimental results.

doi: 10.1103/PhysRevC.91.024308
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2014FR14      Phys.Rev. C 90, 054324 (2014)

M.Freer, J.D.Malcolm, N.L.Achouri, N.I.Ashwood, D.W.Bardayan, S.M.Brown, W.N.Catford, K.A.Chipps, J.Cizewski, N.Curtis, K.L.Jones, T.Munoz-Britton, S.D.Pain, N.Soic, C.Wheldon, G.L.Wilson, V.A.Ziman

Resonances in 14C observed in the 4He(10Be, α)10Be reaction

NUCLEAR REACTIONS 4He(10Be, α), E=25, 27, 29, 32, 34, 38, 40, 44, 48 MeV; measured Eα, Iα, resonant scattering yields, angular distributions at HRIBF-ORNL accelerator facility. 14C; deduced levels, resonances, J, π, widths using R-matrix analysis, 10Be+α cluster bands; compiled data on α-decaying resonances from 14.3 to 25.0 MeV excitation energy from the present and previous experiments.

doi: 10.1103/PhysRevC.90.054324
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2014JO05      Phys.Rev. C 90, 021301 (2014)

P.R.John, V.Modamio, J.J.Valiente-Dobon, D.Mengoni, S.Lunardi, T.R.Rodriguez, D.Bazzacco, A.Gadea, C.Wheldon, T.Alexander, G.de Angelis, N.Ashwood, M.Barr, G.Benzoni, B.Birkenbach, P.G.Bizzeti, A.M.Bizzeti-Sona, S.Bottoni, M.Bowry, A.Bracco, F.Browne, M.Bunce, F.Camera, B.Cederwall, L.Corradi, F.C.L.Crespi, P.Desesquelles, J.Eberth, E.Farnea, E.Fioretto, A.Gorgen, A.Gottardo, J.Grebosz, L.Grente, H.Hess, A.Jungclaus, Tz.Kokalova, A.Korichi, W.Korten, A.Kusoglu, S.Lenzi, S.Leoni, J.Ljungvall, G.Maron, W.Meczynski, B.Melon, R.Menegazzo, C.Michelagnoli, T.Mijatovic, B.Million, P.Molini, G.Montagnoli, D.Montanari, D.R.Napoli, P.Nolan, C.Oziol, Zs.Podolyak, G.Pollarolo, A.Pullia, B.Quintana, F.Recchia, P.Reiter, O.J.Roberts, D.Rosso, E.Sahin, M.-D.Salsac, F.Scarlassara, M.Sferrazza, J.Simpson, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, S.Szilner, Ch.Theisen, C.A.Ur, J.Walshe

Shape evolution in the neutron-rich osmium isotopes: Prompt γ-ray spectroscopy of 196Os

NUCLEAR REACTIONS 198Pt(82Se, X), E=426 MeV; measured Eγ, Iγ, γγ-, (84Kr)γ-coin using PRISMA spectrometer for fragments and AGATA array for γ rays at Tandem-ALPI-LNL accelerator facility. 196Os; deduced levels, J, π, γ-unstable/triaxial rotor yrast band. Comparison with state-of-the-art beyond-mean-field calculations.

NUCLEAR STRUCTURE 188,190,192,194,196,198Os; calculated particle number projected potential energy surfaces in (β2, γ) plane, level energies in the yrast bands using Gogny D1S interaction. State-of-the-art beyond-meanfield calculations. Comparison with experimental data.

doi: 10.1103/PhysRevC.90.021301
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2014MA37      Phys.Rev.Lett. 113, 012502 (2014)

D.J.Marin-Lambarri, R.Bijker, M.Freer, M.Gai, Tz.Kokalova, D.J.Parker, C.Wheldon

Evidence for Triangular D3h Symmetry in 12C

NUCLEAR REACTIONS 12C(α, 3α), E=40 MeV; measured reaction products, Eα, Iα; deduced yields, level scheme, J, π, high-spin states. Comparison with available data.

doi: 10.1103/PhysRevLett.113.012502
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2014WH02      Phys.Rev. C 90, 014319 (2014)

C.Wheldon, Tz.Kokalova, M.Freer, A.Glenn, D.J.Parker, T.Roberts, I.Walmsley

States at high excitation in 12C from the 12C(3He, 3He)3α reaction

NUCLEAR REACTIONS 12C(3He, 3He')3α, E=46 MeV; measured 3He spectra, 2α spectra from 8Be+α channel, yields of 6Li, 3,4He, 1,2H. 12C; deduced levels through reconstructed 8Beg.s.+α decay, isospin, widths, partial α widths, Comparison with previous experimental results. Discussed systematics of rotational states in 12C.

doi: 10.1103/PhysRevC.90.014319
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2013CU04      Phys.Rev. C 88, 064309 (2013)

N.Curtis, S.Almaraz-Calderon, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, X.Fang, M.Freer, G.Goldring, F.Jung, S.R.Lesher, W.Lu, J.D.Malcolm, A.Roberts, W.P.Tan, C.Wheldon, V.A.Ziman

Investigation of the 4α linear chain state in 16O

NUCLEAR REACTIONS 12C(α, 8Be)8Be, (α, 12C), [12C* decaying to 8Be+α], E=12.2-20.0 MeV; measured Eα, Iα, α(θ), αα-coin, σ(E, θ) at Notre Dame FN tandem facility. Phase shift analysis of σ(θ) data. 16O; deduced levels, resonances, J. Comparison with previous experimental results. No evidence found for rigid, 4α-linear chain in 16O.

doi: 10.1103/PhysRevC.88.064309
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2013KO15      Phys.Rev. C 87, 057309 (2013)

Tz.Kokalova, M.Freer, N.Curtis, N.I.Ashwood, M.Barr, J.D.Malcolm, C.Wheldon, V.A.Ziman, S.Almaraz-Calderon, A.Aprahamian, B.Bucher, M.Couder, X.Fang, F.Jung, W.Lu, A.Roberts, W.P.Tan, P.Copp, S.R.Lesher

Yield measurements for resonances above the multi-α threshold in 20Ne

NUCLEAR REACTIONS 16O(α, X), E=23.0-29.0 MeV; measured α and particle spectra, (particle)(particle)α-coin, yields for 8Be+8Be+α, and 8Be+12C(second 0+) channels. Measurements at Notre Dame facility. 20Ne; deduced levels, resonances, J. Monte Carlo simulations.

doi: 10.1103/PhysRevC.87.057309
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2012CU04      J.Phys.:Conf.Ser. 381, 012079 (2012)

N.Curtis, S.Almaraz-Calderon, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, X.Fang, M.Freer, G.Goldring, F.Jung, S.R.Lesher, W.Lu, J.D.Malcolm, A.Roberts, W.P.Tan, C.Wheldon, V.A.Ziman

Does a 4-α linear chain exist in 16O?

NUCLEAR REACTIONS 12C(α, 8Be), E=12.2-20.0 MeV; measured Eα, Iα from 8Be decay using DSSSD; deduced σ(θ=900), doublet 6+ resonance and its components.

doi: 10.1088/1742-6596/381/1/012079
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2012FR01      Phys.Rev. C 85, 014304 (2012)

M.Freer, N.L.Achouri, C.Angulo, N.I.Ashwood, D.W.Bardayan, S.Brown, W.N.Catford, K.A.Chipps, N.Curtis, P.Demaret, C.Harlin, B.Laurent, J.D.Malcolm, M.Milin, T.Munoz-Britton, N.A.Orr, S.D.Pain, D.Price, R.Raabe, N.Soic, J.S.Thomas, C.Wheldon, G.Wilson, V.A.Ziman

Resonances in 11C observed in the 4He(7Be, α)7Be and 4He(7Be, p)10B reactions

NUCLEAR REACTIONS 4He(7Be, α), (7Be, p), E=7.1, 23 MeV; measured α and proton spectra, time of flight, cross section. 11C; deduced resonances, levels, J, π, width, α width, p width, R-Matrix analysis. Comparison of partial widths with Wigner limit, evidence of cluster-like structures. Comparison of level structures and analog states of 11C and 11B.

doi: 10.1103/PhysRevC.85.014304
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2012FR11      J.Phys.:Conf.Ser. 381, 012009 (2012)

M.Freer, S.Almaraz-Calderon, J.Carter, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, N.Curtis, X.Fang, F.Jung, S.Lesher, W.Lu, J.D.Malcolm, A.Roberts, R.Smit, W.P.Tan, C.Wheldon, V.A.Ziman

Simplicity from Complexity

doi: 10.1088/1742-6596/381/1/012009
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2012MA66      J.Phys.:Conf.Ser. 381, 012077 (2012)

J.D.Malcolm, M.Freer, N.I.Ashwood, N.Curtis, T.Munoz-Britton, C.Wheldon, V.A.Ziman, W.N.Catford, S.Brown, G.Wilson, N.Soic, D.Bardayan, S.D.Pain, N.L.Achouri, K.Chipps, K.Crzywacz-Jones

Study of states in 14C via the 10Be(4He, 4He)10Be reaction

NUCLEAR REACTIONS 10Be(α, α), E=25.0, 27.0, 29.0, 32.0, 34.0, 38.0, 40.0, 42.0, 44.0, 46.0 MeV; measured resonance scattering products. 14C deduced possible molecular rotational bands, energy, J, π.

doi: 10.1088/1742-6596/381/1/012077
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2012SO20      Phys.Rev. C 86, 057601 (2012)

A.Soylu, M.Freer, N.I.Ashwood, N.Curtis, T.Munoz-Britton, S.Spencer, C.Wheldon, V.Ziman, S.Brown, J.S.Thomas, G.Wilson, G.Goldring

Excitation function measurements of 12C(4He, 8Be)8Be, 12C(4He, 12C[7.65, 0+])4He, and 12C(4He, 12C[9.64, 3-]))4He reactions

NUCLEAR REACTIONS 12C(α, 8Be)8Be, 12C(α, 12C'), E=14-21 MeV; measured particle spectra, excitation functions. 8Be, 12C, 16O; deduced levels, α-particle like cluster structures.

doi: 10.1103/PhysRevC.86.057601
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2012WH01      Phys.Rev. C 86, 044328 (2012)

C.Wheldon, N.I.Ashwood, M.Barr, N.Curtis, M.Freer, Tz.Kokalova, J.D.Malcolm, V.A.Ziman, Th.Faestermann, H.-F.Wirth, R.Hertenberger, R.Lutter

Absolute partial decay-branch measurements in 13C

NUCLEAR REACTIONS 9Be(6Li, d)13C*, E=42 MeV; measured deuteron, neutron and α spectra from breakup of 13C, (particle)(particle)-coin, absolute partial branching ratios for neutron and α decays, widths using Q3D magnetic spectrograph at MLL, Munich facility. 13C; deduced levels, J, π, branching ratios, reduced widths, molecular band levels. Comparison with previous studies.

doi: 10.1103/PhysRevC.86.044328
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2012WH02      J.Phys.:Conf.Ser. 381, 012078 (2012)

C.Wheldon, N.I.Ashwood, M.Barr, N.Curtis, M.Freer, Tz.Kokalova, J.D.Malcolm, S.J.Spencer, V.A.Ziman, Th.Faestermann, R.Krucken, H.-F.Wirth, R.Hertenberger, R.Lutter, A.Bergmaier

Absolute decay width measurements in 16O

NUCLEAR REACTIONS 12C(6Li, d), E=42 MeV; measured E(deuteron), I(deuteron) using high-resolution Q3D spectrograph, recoil products, break-up products. 16O deduced α decay width of excited states between 13.9 and 15.9 MeV, relative and absolute α-decay width.

doi: 10.1088/1742-6596/381/1/012078
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2011BE06      Acta Phys.Pol. B42, 747 (2011)

C.Beck, P.Papka, A.Sanchez i Zafra, S.Thummerer, F.Azaiez, P.Bednarczyk, S.Courtin, D.Curien, O.Dorvaux, A.Goasduff, D.Lebhertz, A.Nourreddine, M.Rousseau, M.-D.Salsac, W.von Oertzen, B.Gebauer, C.Wheldon, Tz.Kokalova, G.Efimov, V.Zherebchevsky, Ch.Schulz, H.G.Bohlen, D.Kamanin, G.de Angelis, A.Gadea, S.Lenzi, D.R.Napoli, S.Szilner, M.Milin, W.N.Catford, D.G.Jenkins, G.Royer

Clusters in Light Nuclei

doi: 10.5506/APhysPolB.42.747
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2011BO14      Eur.Phys.J. A 47, 44 (2011)

H.G.Bohlen, W.von Oertzen, M.Milin, T.Dorsch, R.Krucken, T.Faestermann, R.Hertenberger, Tz.Kokalova, M.Mahgoub, C.Wheldon, H.-F.Wirth

Structures in 20O from the 14C(7Li, p) reaction at 44 MeV

NUCLEAR REACTIONS 14C(7Li, p), E=44 MeV; measured reaction products, proton spectrum; deduced level energies, J, π, high-spin states, σ(θ), widths of resonances, rotational bands.

doi: 10.1140/epja/i2011-11044-1
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2011FR02      Phys.Rev. C 83, 034314 (2011)

M.Freer, S.Almaraz-Calderon, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, N.Curtis, X.Fang, F.Jung, S.Lesher, W.Lu, J.D.Malcolm, A.Roberts, W.P.Tan, C.Wheldon, V.A.Ziman

Evidence for a new 12C state at 13.3 MeV

NUCLEAR REACTIONS 9Be, 12C(α, 3α), E=22-30 MeV; measured Eα, Iα, 12C-α angular correlations; deduced Dalitz plot. 12C; deduced levels, J, π, width. Possible collective excitation of Hoyle state.

doi: 10.1103/PhysRevC.83.034314
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2011FR12      Phys.Rev. C 84, 034317 (2011)

M.Freer, N.I.Ashwood, N.Curtis, A.Di Pietro, P.Figuera, M.Fisichella, L.Grassi, D.Jelavic Malenica, Tz.Kokalova, M.Koncul, T.Mijatovic, M.Milin, L.Prepolec, V.Scuderi, N.Skukan, N.Soic, S.Szilner, V.Tokic, D.Torresi, C.Wheldon

Analysis of states in 13C populated in 9Be + 4He resonant scattering

NUCLEAR REACTIONS 4He(9Be, α), E=12, 17, 20, 21.4 MeV; measured α spectra, excitation function, σ(E). 13C; deduced levels, J, π, resonances, widths, partial α and neutron widths, R-matrix analysis. Comparison with previous data.

doi: 10.1103/PhysRevC.84.034317
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2011WH01      Phys.Rev. C 83, 064324 (2011)

C.Wheldon, N.I.Ashwood, M.Barr, N.Curtis, M.Freer, Tz.Kokalova, J.D.Malcolm, S.J.Spencer, V.A.Ziman, Th.Faestermann, R.Krucken, H.-F.Wirth, R.Hertenberger, R.Lutter, A.Bergmaier

High-resolution measurement of absolute α-decay widths in 16O

NUCLEAR REACTIONS 12C(6Li, d)16O, E=42 MeV; measured deuteron and α spectra, (4He+12C)d-coin. 16O; deduced levels, α decay widths. Cluster structures in 16O.

doi: 10.1103/PhysRevC.83.064324
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2010FR03      Nucl.Phys. A834, 621c (2010)

M.Freer, H.Fujita, Z.Buthelezi, J.Carter, R.W.Fearick, S.V.Fortsch, R.Neveling, S.M.Perez, P.Papka, F.D.Smit, J.A.Swartz, I.Usman, P.J.Haigh, N.I.Ashwood, T.Bloxham, N.Curtis, P.McEwan, H.G.Bohlen, T.Dorsch, Tz.Kokalova, Ch.Schulz, C.Wheldon

Cluster Structure of 12C and 11Be

NUCLEAR REACTIONS 12C(p, p'), E=66 MeV; measured Ep, Ip(θ=10null, 16null, 28null). 9Be(16O, 14O), E=234 MeV; measured E(particle), I(particle). 11Be; deduced levels, J, π. 11Be, 12C calculated levels, J, π, rotational and vibrational bands assuming 2α+3n for 11Be and 3α for 12C.

doi: 10.1016/j.nuclphysa.2010.01.107
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2010HA02      J.Phys.(London) G37, 035103 (2010)

P.J.Haigh, M.Freer, N.I.Ashwood, T.Bloxham, N.Curtis, H.G.Bohlen, T.Dorsch, Tz.Kokalova, C.Wheldon, W.N.Catford, N.P.Patterson, J.S.Thomas

Alpha decay widths of excited states of 16O

NUCLEAR REACTIONS 12C(13C, 9Be), E=141 MeV; measured reaction fragments; deduced high-spin states in 16O, decay widths, precise values for the α-decay branching ratios from the high-spin states.

doi: 10.1088/0954-3899/37/3/035103
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2010MU13      Phys.Rev. C 82, 054316 (2010)

G.Mukherjee, P.Chowdhury, F.G.Kondev, P.M.Walker, G.D.Dracoulis, R.D'Alarcao, I.Shestakova, K.Abu Saleem, I.Ahmad, M.P.Carpenter, A.Heinz, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Seweryniak, I.Wiedenhoever, D.M.Cullen, C.Wheldon, D.L.Balabanski, M.Danchev, T.M.Goon, D.J.Hartley, L.L.Riedinger, O.Zeidan, M.A.Riley, R.A.Kaye, G.Sletten

K-hindered decay of a six-quasiparticle isomer in 176Hf

NUCLEAR REACTIONS 130Te(48Ca, 2n), E=194 MeV; measured Eγ, Iγ, γγ-coin, half-lives using Gammasphere array. Beam-on, beam-off measurements of γ spectra. 176Hf; deduced levels, J, π, rotational bands, isomers, multipolarity, configurations, reduced hindrance factors for K-isomers.

doi: 10.1103/PhysRevC.82.054316
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2010VO04      Eur.Phys.J. A 43, 17 (2010)

W.von Oertzen, T.Dorsch, H.G.Bohlen, R.Krucken, T.Faestermann, R.Hertenberger, Tz.Kokalova, M.Mahgoub, M.Milin, C.Wheldon, H.-F.Wirth

Molecular and cluster structures in 18O

NUCLEAR REACTIONS 12C(7Li, p), E=44 MeV; measured reaction products; deduced proton energy spectrum and 18O excitation energies, cluster, molecular and rotational bands, σ(θ), J, π, resonance widths.

doi: 10.1140/epja/i2009-10894-2
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2010VO09      Eur.Phys.J. A 46, 345 (2010)

W.von Oertzen, M.Milin, T.Dorsch, H.G.Bohlen, R.Krucken, T.Faestermann, R.Hertenberger, Tz.Kokalova, M.Mahgoub, C.Wheldon, H.-F.Wirth

Shell model and band structures in 19O

NUCLEAR REACTIONS 13C(7Li, p)19O, E=44 MeV; measured reaction products, proton spectra; deduced level scheme, J, π, rotational bands, cluster states. Comparison with OXBASH and Nilsson model calculations.

doi: 10.1140/epja/i2010-11060-7
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2009BE34      Phys.Rev. C 80, 034604 (2009)

C.Beck, P.Papka, A.Sanchez i Zafra, S.Thummerer, F.Azaiez, P.Bednarczyk, S.Courtin, D.Curien, O.Dorvaux, D.Lebhertz, A.Nourreddine, M.Rousseau, W.von Oertzen, B.Gebauer, C.Wheldon, Tz.Kokalova, G.de Angelis, A.Gadea, S.Lenzi, S.Szilner, D.R.Napoli, W.N.Catford, D.G.Jenkins, G.Royer

Binary reaction decays from 24Mg+12C

NUCLEAR REACTIONS 12C(24Mg, X), E=130 MeV; measured Eγ, Iγ, γγ-, (fragment)γ-coin using Binary Reaction Spectrometer (BRS) in coincidence with Euroball IV array. 24Mg, 20Ne, 16O; deduced levels, J, π, deformations. Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.80.034604
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2009CU01      J.Phys.(London) G36, 015108 (2009)

N.Curtis, N.I.Ashwood, M.Freer, T.Munoz-Britton, C.Wheldon, V.A.Ziman, S.Brown, W.N.Catford, N.P.Patterson, J.S.Thomas, D.C.Weisser

Search for the α + 6He decay of 10Be via the 16O(18O, 10Be*)24Mg reaction

NUCLEAR REACTIONS 16O(18O, 10Be), (18O, 19F), E=80, 100 MeV; measured breakup fragment energies, yields, cross sections.

RADIOACTIVITY 10Be, 19F(α); measured α-decay from excited states.

doi: 10.1088/0954-3899/36/1/015108
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2009HA01      Phys.Rev. C 79, 014302 (2009)

P.J.Haigh, M.Freer, N.I.Ashwood, T.Bloxham, N.Curtis, P.McEwan, H.G.Bohlen, T.Dorsch, Tz.Kokalova, Ch.Schulz, C.Wheldon

Neutron decay widths of excited states of 11Be

NUCLEAR REACTIONS 9Be(16O, 14O), E=234 MeV; measured 14O spectra, 10Be-14O coin, energies and angles of 10Be fragments, branching ratios, widths, neutron energies, neutron decay of excited states of 11Be to 10Be. 10,11Be; deduced levels, J, π. R-matrix formalism.

doi: 10.1103/PhysRevC.79.014302
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2009WA06      Phys.Rev. C 79, 044321 (2009)

P.M.Walker, R.J.Wood, G.D.Dracoulis, T.Kibedi, R.A.Bark, A.M.Bruce, A.P.Byrne, P.M.Davidson, H.M.El-Masri, G.J.Lane, C.Moon, J.N.Orce, F.M.Prados Estevez, C.Wheldon, A.N.Wilson

Fast decay of a three-quasiparticle isomer in 171Tm

NUCLEAR REACTIONS 170Er(7Li, 2nα), E=42 MeV; measured Eγ, Iγ, γγ-coin, conversion electron spectra, half-lives. 171Tm; deduced levels, J, π, multipolarities, conversion coefficients, bands, configurations, K-mixing matrix elements.

doi: 10.1103/PhysRevC.79.044321
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2009WH01      J.Phys.(London) G36, 095102 (2009)

C.Wheldon, N.I.Ashwood, N.Curtis, M.Freer, T.Munoz-Britton, V.A.Ziman, T.Faestermann, H.-F.Wirth, R.Hertenberger, R.Lutter, R.Gernhauser, R.Krucken, L.Maier

High-resolution particle spectroscopy of 186Re

NUCLEAR REACTIONS 187Re(p, d), E=21 MeV; measured Ed, Id; deduced energy levels, J, π. Comparison with calculations, Q3D magnetic spectrograph.

doi: 10.1088/0954-3899/36/9/095102
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2008BE38      Int.J.Mod.Phys. E17, 2049 (2008)

C.Beck, A.Sanchez i zafra, P.Papka, S.Thummerer, F.Azaiez, P.Bednarczyk, S.Courtin, D.Curien, O.Dorvaux, D.Lebhertz, A.Nourreddine, J.Robin, M.Rousseau, W.Von Oertzen, B.Gebauer, Tz.Kokalova, C.Wheldon, G.De Angelis, A.Gadea, S.Lenzi, S.Szilner, D.R.Napoli, W.N.Catford, D.G.Jenkins, G.Royer

Alpha-cluster states populated in 24Mg + 12C

NUCLEAR REACTIONS 12C(24Mg, X)16O/20Ne, E=130 MeV; measured Eγ, Iγ, particle-γ-coin.; deduced energy levels, J, π, level scheme.

doi: 10.1142/S0218301308011070
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2008FR09      J.Phys.(London) G35, 125108 (2008)

M.Freer, N.I.Ashwood, N.Curtis, T.Munoz-Britton, C.Wheldon, V.A.Ziman, S.Brown, W.N.Catford, N.P.Patterson, J.S.Thomas, D.C.Weisser

Excited states of 8Be populated via the p(7Li, 4He)4He and p(7Li, 4He*)4He resonant reactions

NUCLEAR REACTIONS 1H(7Li, α), E=25.8, 58.0 MeV; measured Eα, Iα. 8Be; deduced resonance parameters.

doi: 10.1088/0954-3899/35/12/125108
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2008HA27      Phys.Rev. C 78, 014319 (2008)

P.J.Haigh, N.I.Ashwood, T.Bloxham, N.Curtis, M.Freer, P.McEwan, D.Price, V.Ziman, H.G.Bohlen, Tz.Kokalova, Ch.Schulz, R.Torabi, W.von Oertzen, C.Wheldon, W.Catford, C.Harlin, R.Kalpakchieva, T.N.Massey

Measurement of α and neutron decay widths of excited states of 14C

NUCLEAR REACTIONS 12C(16O, 14O), E=234 MeV; measured charged particle spectra. 14C; deduced levels, J, π, configurations, widths of excited states. 7Li(9Be, 14C);14C(13C, 14C), (14C, 14C); 9Be(7Li, d); 13C(polarized p, π+), (n, n); comparison of levels.

RADIOACTIVITY 14C(n)(α); measured partial decay widths. 10Be, 13C; deduced levels, J, π, angular distributions, configurations. Comparison with model calculations.

doi: 10.1103/PhysRevC.78.014319
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2008WH02      Nucl.Phys. A811, 276 (2008)

C.Wheldon, Tz.Kokalova, W.von Oertzen, B.Gebauer, H.G.Bohlen, Ch.Schulz, S.Thummerer, G.Efimov, C.Beck, D.Curien, P.Papka

Particle-γ coincidences and coplanarity in the 32S + 24Mg binary reaction

NUCLEAR REACTIONS 24Mg(32S, X), E=165.4 MeV; measured Eγ, Iγ, γγ-, (residue)γ-coin, reaction product yields; deduced reaction mechanism features and deformation. Doppler shift correction. Berlin binary reaction spectrometer and the Euroball IV array.

doi: 10.1016/j.nuclphysa.2008.08.006
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2007BO10      Eur.Phys.J. A 31, 279 (2007)

H.G.Bohlen, R.Kalpakchieva, W.von Oertzen, T.N.Massey, A.A.Ogloblin, G.de Angelis, M.Milin, Ch.Schulz, Tz.Kokalova, C.Wheldon

Spectroscopy of 17C and (sd)3 structures in heavy carbon isotopes

NUCLEAR REACTIONS 12,14C(12C, 9C), E=231 MeV; measured particle spectra, σ(E, θ). 15,17C deduced levels, J, π, configurations.

NUCLEAR STRUCTURE 15,16,17C, 19O; calculated levels, J, π. Shell model.

doi: 10.1140/epja/i2006-10275-5
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2007BO18      Phys.Rev. C 75, 054604 (2007)

H.G.Bohlen, T.Dorsch, Tz.Kokalova, W.von Oertzen, Ch.Schulz, C.Wheldon

Structure of 10Be from the 12C(12C, 14O)10Be reaction

NUCLEAR REACTIONS 12C(12C, 14O), E=211.4 MeV; measured σ and angular distributions. Deduced level energies, J, π.

doi: 10.1103/PhysRevC.75.054604
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2007BO27      Nucl.Phys. A787, 451c (2007)

H.G.Bohlen, T.Dorsch, Tz.Kokalova, W.von Oertzen, Ch.Schulz, C.Wheldon

New assignments for 10Be states from the 12C(12C, 14O)10Be reaction

NUCLEAR REACTIONS 12C(12C, 14O), E=211.4 MeV; measured σ(θ, E). 10Be deduced levels, J, π. Coupled channel calculations.

doi: 10.1016/j.nuclphysa.2006.12.067
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2007NG03      Phys.Rev. C 75, 034305 (2007)

E.Ngijoi-Yogo, S.K.Tandel, G.Mukherjee, I.Shestakova, P.Chowdhury, C.Y.Wu, D.Cline, A.B.Hayes, R.Teng, R.M.Clark, P.Fallon, A.O.Macchiavelli, K.Vetter, F.G.Kondev, S.Langdown, P.M.Walker, C.Wheldon, D.M.Cullen

Collective rotation and vibration in neutron-rich 180, 182Hf nuclei

NUCLEAR REACTIONS 180Hf(136Xe, X)180Hf/182Hf, E=750 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin. 180,182Hf deduced levels, J, π, rotational and vibrational bands features. Gammasphere, Chico arrays.

doi: 10.1103/PhysRevC.75.034305
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2006KO16      Phys.Rev.Lett. 96, 192502 (2006)

Tz.Kokalova, N.Itagaki, W.von Oertzen, C.Wheldon

Signatures for Multi-α-Condensed States

NUCLEAR STRUCTURE 52Fe; calculated folded potential for α-cluster and sequential α emission from excited nucleus.

NUCLEAR REACTIONS 24Mg(28Si, X), E=130 MeV; calculated folded potential for α-cluster and sequential α emission from excited compound nucleus.

doi: 10.1103/PhysRevLett.96.192502
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2006OR10      Phys.Rev. C 74, 034318 (2006)

J.N.Orce, A.M.Bruce, A.Emmanouilidis, A.P.Byrne, G.D.Dracoulis, T.Kibedi, M.Caamano, H.El-Masri, C.J.Pearson, Zs.Podolyak, P.D.Stevenson, P.M.Walker, F.R.Xu, D.M.Cullen, C.Wheldon

Shape-driving effects in the triaxial nucleus, 128Xe

NUCLEAR REACTIONS 124Sn(9Be, 5n), E=58 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin. 128Xe deduced high-spin levels, J, π, configurations, isomer T1/2, shape-driving effects. Caesar array. Potential energy surface calculations, configuration-constrained blocking method.

doi: 10.1103/PhysRevC.74.034318
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2006PO01      Phys.Lett. B 632, 203 (2006)

Zs.Podolyak, J.Gerl, M.Hellstrom, F.Becker, K.A.Gladnishki, M.Gorska, A.Kelic, Y.Kopatch, S.Mandal, P.H.Regan, K.-H.Schmidt, P.M.Walker, H.J.Wollersheim, A.Banu, G.Benzoni, H.Boardman, E.Casarejos, J.Ekman, H.Geissel, H.Grawe, D.Hohn, I.Kojouharov, J.Leske, R.Lozeva, M.N.Mineva, G.Neyens, R.D.Page, C.J.Pearson, M.Portillo, D.Rudolph, N.Saito, H.Schaffner, D.Sohler, K.Summerer, J.J.Valiente-Dobon, C.Wheldon, H.Weick, M.Winkler

High angular momentum states populated in fragmentation reactions

NUCLEAR REACTIONS Be(238U, X)211Fr/212Fr/213Fr/214Ra/215Ra/215Ac, E=900 MeV/nucleon; measured delayed Eγ, Iγ; deduced isomeric ratios for high spin states.

doi: 10.1016/j.physletb.2005.10.070
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2006WH02      Phys.Rev. C 74, 027303 (2006)

C.Wheldon, J.J.Valiente-Dobon, P.H.Regan, C.J.Pearson, C.Y.Wu, J.F.Smith, A.O.Macchiavelli, D.Cline, R.S.Chakrawarthy, R.Chapman, M.Cromaz, P.Fallon, S.J.Freeman, W.Gelletly, A.Gorgen, A.B.Hayes, H.Hua, S.D.Langdown, I.Y.Lee, X.Liang, Zs.Podolyak, G.Sletten, R.Teng, D.Ward, D.D.Warner, A.D.Yamamoto

Observation of an isomeric state in 197Au

NUCLEAR REACTIONS 198Pt(136Xe, X)195Au/197Au, E=850 MeV; measured prompt and delayed Eγ, Iγ, γγ-, (recoil)γ-coin. 197Au deduced levels, J, π, configurations, high-spin isomer T1/2. 195Au deduced transition. Gammasphere, Chico arrays.

doi: 10.1103/PhysRevC.74.027303
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2005AN04      Phys.Rev. C 71, 014312 (2005)

K.Andgren, Zs.Podolyak, A.Dewald, F.R.Xu, A.Algora, M.Axiotis, D.Bazzacco, P.G.Bizzeti, A.M.Bizzeti-Sona, B.Cederwall, G.de Angelis, E.Farnea, A.Fitzler, A.Gadea, W.Gelletly, S.Lunardi, O.Moller, N.Marginean, T.Martinez, T.Pissulla, C.Rusu, C.A.Ur, R.Venturelli, P.M.Walker, C.Wheldon

Lifetime measurements of normal deformed states in 16571Lu

NUCLEAR REACTIONS 139La(30Si, 4n), E=135 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 165Lu levels deduced T1/2, transition quadrupole moments, B(E2). GASP array, total Routhian surface calculations.

doi: 10.1103/PhysRevC.71.014312
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2005BB09      Phys.Rev. C 72, 061305 (2005)

A.Banu, J.Gerl, C.Fahlander, M.Gorska, H.Grawe, T.R.Saito, H.-J.Wollersheim, E.Caurier, T.Engeland, A.Gniady, M.Hjorth-Jensen, F.Nowacki, T.Beck, F.Becker, P.Bednarczyk, M.A.Bentley, A.Burger, F.Cristancho, G.de Angelis, Zs.Dombradi, P.Doornenbal, H.Geissel, J.Grebosz, G.Hammond, M.Hellstrom, J.Jolie, I.Kojouharov, N.Kurz, R.Lozeva, S.Mandal, N.Marginean, S.Muralithar, J.Nyberg, J.Pochodzalla, W.Prokopowicz, P.Reiter, D.Rudolph, C.Rusu, N.Saito, H.Schaffner, D.Sohler, H.Weick, C.Wheldon, M.Winkler

108Sn studied with intermediate-energy Coulomb excitation

NUCLEAR REACTIONS 197Au(108Sn, 108Sn'), E=142 MeV; 197Au(112Sn, 112Sn'), E=147 MeV; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 108,112Sn levels deduced excitation B(E2), core polarization features. Comparison with large-scale shell model predictions.

doi: 10.1103/PhysRevC.72.061305
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2005BE33      Acta Phys.Pol. B36, 1235 (2005)

P.Bednarczyk, A.Banu, T.Beck, F.Becker, M.A.Bentley, G.Benzoni, A.Bracco, A.Burger, F.Camera, P.Doornenbal, C.Fahlander, H.Geissel, J.Gerl, M.Gorska, H.Grawe, J.Grebosz, G.Hammond, M.Hellstrom, H.Hubel, J.Jolie, M.Kmiecik, I.Kojouharov, N.Kurz, R.Lozeva, A.Maj, S.Mandal, W.Meczynski, B.Million, S.Muralithar, P.Reiter, D.Rudolph, N.Saito, T.R.Saito, H.Schaffner, J.Simpson, J.Styczen, N.Warr, H.Weick, C.Wheldon, O.Wieland, M.Winkler, H.J.Wollersheim

Status of the RISING project at relativistic energies

NUCLEAR REACTIONS 197Au(54Cr, 54Cr'), E=136 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 54Cr deduced transitions.


2005BE64      Eur.Phys.J. A 25, Supplement 1, 719 (2005)

F.Becker, A.Banu, T.Beck, P.Bednarczyk, P.Doornenbal, H.Geissel, J.Gerl, M.Gorska, H.Grawe, J.Grebosz, M.Hellstrom, I.Kojouharov, N.Kurz, R.Lozeva, S.Mandal, S.Muralithar, W.Prokopowicz, N.Saito, T.R.Saito, H.Schaffner, H.Weick, C.Wheldon, M.Winkler, H.J.Wollersheim, J.Jolie, P.Reiter, N.Warr, A.Burger, H.Hubel, J.Simpson, M.A.Bentley, G.Hammond, G.Benzoni, A.Bracco, F.Camera, B.Million, O.Wieland, M.Kmiecik, A.Maj, W.Meczynski, J.Styczen, C.Fahlander, D.Rudolph

Status of the RISING project at GSI

doi: 10.1140/epjad/i2005-06-170-5
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2005BO39      J.Phys.(London) G31, S1461 (2005)

H.G.Bohlen, R.Kalpakchieva, W.von Oertzen, T.N.Massey, A.A.Ogloblin, G.de Angelis, Ch.Schulz, Tz.Kokalova, C.Wheldon

Structure studies of excited states of 17C and 16C

NUCLEAR REACTIONS 13,14C(12C, 9C), E=231 MeV; measured excitation energy spectra. 16,17C deduced levels, J, π, configurations.

doi: 10.1088/0954-3899/31/10/014
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2005BU14      Acta Phys.Pol. B36, 1249 (2005)

A.Burger, T.Saito, A.Al-Khatib, A.Banu, T.Beck, F.Becker, P.Bednarczyk, G.Benzoni, A.Bracco, P.Bringel, F.Camera, E.Clement, P.Doornenbal, H.Geissel, J.Gerl, M.Gorska, A.Gorgen, H.Grawe, J.Grebosz, G.Hammond, M.Hellstrom, H.Hubel, M.Kavatsyuk, O.Kavatsyuk, M.Kmiecik, I.Kojouharov, N.Kurz, R.Lozeva, A.Maj, S.Mandal, W.Meczynski, D.Mehta, B.Million, S.Muralithar, A.Neusser, Zs.Podolyak, T.S.Reddy, P.Reiter, N.Saito, H.Schaffner, A.K.Singh, H.Weick, O.Wieland, C.Wheldon, M.Winkler, H.J.Wollersheim

Relativistic Coulomb excitations of 54, 56, 58Cr

NUCLEAR REACTIONS 197Au(54Cr, 54Cr'), (56Cr, 56Cr'), (58Cr, 58Cr'), E ≈ 135 MeV/nucleon; measured measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 54,56,58Cr deduced transitions.


2005CA02      Eur.Phys.J. A 23, 201 (2005)

M.Caamano, P.M.Walker, P.H.Regan, M.Pfutzner, Zs.Podolyak, J.Gerl, M.Hellstrom, P.Mayet, M.N.Mineva, A.Aprahamian, J.Benlliure, A.M.Bruce, P.A.Butler, D.Cortina Gil, D.M.Cullen, J.Doring, T.Enqvist, C.Fox, J.Garces Narro, H.Geissel, W.Gelletly, J.Giovinazzo, M.Gorska, H.Grawe, R.Grzywacz, A.Kleinbohl, W.Korten, M.Lewitowicz, R.Lucas, H.Mach, C.D.O'Leary, F.De Oliveira, C.J.Pearson, F.Rejmund, M.Rejmund, M.Sawicka, H.Schaffner, C.Schlegel, K.Schmidt, K.-H.Schmidt, P.D.Stevenson, Ch.Theisen, F.Vives, D.D.Warner, C.Wheldon, H.J.Wollersheim, S.Wooding, F.Xu, O.Yordanov

Isomers in neutron-rich A ≈ 190 nuclides from 208Pb fragmentation

NUCLEAR REACTIONS Be(208Pb, X), E=1 GeV/nucleon; measured fragments isotopic yields, delayed Eγ, γγ-, (particle)γ-coin; deduced isomer production ratios.

RADIOACTIVITY 188Ta, 190W, 192,193Re, 195Os, 197,198Ir, 200,201,202Pt, 203Au(IT) [from Be(208Pb, X)]; measured Eγ, Iγ, γγ-coin, T1/2. 188Ta, 190W, 192,193Re, 195Os, 197,198Ir, 200,201,202Pt, 203Au deduced transitions. 190W, 200,201,202Pt deduced levels, J, π. 174,175Er, 185Hf, 191,194Re, 199Ir(IT) [from Be(208Pb, X)]; measured Eγ, Iγ.

doi: 10.1140/epja/i2004-10079-7
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2005EL10      Phys.Rev. C 72, 054306 (2005)

H.M.El-Masri, P.M.Walker, G.D.Dracoulis, T.Kibedi, A.P.Byrne, A.M.Bruce, J.N.Orce, A.Emmanouilidis, D.M.Cullen, C.Wheldon, F.R.Xu

High-K states in the odd-odd nuclide 180Re

NUCLEAR REACTIONS 174Yb(11B, 5n), E=71 MeV; measured Eγ, Iγ, E(ce), I(ce), γγ-, (ce)γ-coin. 180Re deduced high-spin levels, J, π, ICC, configurations, K-forbidden transitions. Potential energy surface calculations.

doi: 10.1103/PhysRevC.72.054306
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2005HA25      Acta Phys.Pol. B36, 1253 (2005)

G.Hammond, M.A.Bentley, F.Becker, J.Grebosz, M.J.Taylor, A.Banu, C.J.Barton, T.Beck, P.Bednarczyk, A.Bracco, A.M.Bruce, L.C.Bullock, A.Burger, F.Camera, C.Chandler, P.Doornenbal, J.Gerl, H.Geissel, M.Gorska, M.Hellstrom, D.Judson, I.Kojouharov, N.Kurz, R.Lozeva, A.Maj, S.Mandal, B.McGuirk, S.Muralithar, E.S.Paul, Zs.Podolyak, W.Prokopowicz, D.Rudolph, N.Saito, T.R.Saito, H.Schaffner, J.Simpson, D.D.Warner, H.Weick, C.Wheldon, M.Winkler, H.-J.Wollersheim

Spectroscopy of T=3/2 mirror nuclei via two-step fragmentation using RISING

NUCLEAR REACTIONS 9Be(55Ni, X)54Ni, E not given; 9Be(55Co, X)54Fe, E not given; measured Eγ, Iγ, (particle)γ-coin. Two-step fragmentation of 58Ni primary beam.


2005KE08      J.Phys.(London) G31, S1903 (2005)

K.L.Keyes, A.Papenberg, R.Chapman, J.Ollier, X.Liang, M.J.Burns, M.Labiche, K.M.Spohr, N.Amzal, C.Beck, P.Bednarczyk, F.Haas, G.Duchene, P.Papka, B.Gebauer, T.Kokalova, S.Thummerer, W.von Oertzen, C.Wheldon

Spectroscopy of Ne, Na and Mg isotopes approaching the Island of Inversion

NUCLEAR REACTIONS 150Nd(26Ne, X)22Ne/23Na/28Mg, E=160 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin. 22Ne, 23Na, 28Mg deduced levels, J, π. Euroball IV array, fragment separator.

doi: 10.1088/0954-3899/31/10/098
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2005KE11      Eur.Phys.J. A 25, Supplement 1, 431 (2005)

K.L.Keyes, A.Papenberg, R.Chapman, J.Ollier, X.Liang, M.J.Burns, M.Labiche, K.-M.Spohr, N.Amzal, C.Beck, P.Bednarczyk, F.Haas, G.Duchene, P.Papka, B.Gebauer, T.Kokalova, S.Thummerer, W.von Oertzen, C.Wheldon

Spectroscopy of Ne and Na isotopes: Preliminary results from a EUROBALL + Binary Reaction Spectrometer experiment

NUCLEAR REACTIONS 150Nd(26Mg, X), E=160 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin. 22Ne, 23Na deduced levels, J, π. Euroball IV array, binary reaction spectrometer.

doi: 10.1140/epjad/i2005-06-155-4
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2005LO05      Acta Phys.Pol. B36, 1245 (2005)

R.Lozeva, S.Mandal, J.Gerl, M.Gorska, J.Grebosz, I.Kojouharov, J.Adamczewski, A.Banu, F.Becker, T.Beck, P.Bednarczyk, A.Blazhev, P.Doornenbal, H.Geissel, M.Hellstrom, M.Kavatsyuk, O.Kavatsyuk, N.Kurz, M.Mutterer, S.Muralithar, G.Munzenberg, W.Prokopowicz, N.Saito, T.Saitoh, H.Schaffner, K.Summerer, H.Weick, M.Winkler, C.Wheldon, H.-J.Wollersheim

Calorimeter telescope for identification of relativistic heavy ion reaction channels


2005MA81      J.Phys.(London) G31, S1421 (2005)

H.Mach, P.M.Walker, R.Julin, M.Leino, S.Juutinen, M.Stanoiu, Zs.Podolyak, R.Wood, A.M.Bruce, T.Back, J.A.Cameron, B.Cederwall, J.Ekman, B.Fogelberg, P.T.Greenlees, M.Hellstrom, P.Jones, W.Klamra, K.Lagergren, A.-P.Leppanen, P.Nieminen, R.Orlandi, J.Pakarinen, P.Rahkila, D.Rudolph, G.Simpson, J.Uusitalo, C.Wheldon

Application of ultra-fast timing techniques to the study of exotic and weakly produced nuclei

RADIOACTIVITY 32Na, 80Ga(β-); measured Eγ, Iγ, γγ-, βγ-coin. 32Mg, 80Ge levels deduced T1/2. Ultra-fast timing techniques.

NUCLEAR REACTIONS 40Ca(14N, n2p), E not given; measured Eγ, Iγ, γγ-coin. 51Mn levels deduced T1/2. Ultra-fast timing techniques.

NUCLEAR STRUCTURE 48V; analyzed data; deduced levels T1/2. Ultra-fast timing techniques.

doi: 10.1088/0954-3899/31/10/007
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2005MC12      J.Phys.(London) G31, S1921 (2005)

P.McEwan, M.Freer, N.Ashwood, N.Curtis, D.Price, V.Ziman, H.G.Bohlen, Tz.Kokalova, Ch.Schulz, R.Torabi, W.von Oertzen, C.Wheldon, T.N.Massey, R.Kalpakchieva, W.Catford

Investigation into the structure of 14C using recoil co-incidence techniques

NUCLEAR REACTIONS 12C(16O, 14O), E not given; measured excitation energy spectra. 14C deduced decay branch widths.

doi: 10.1088/0954-3899/31/10/102
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2005RE11      Acta Phys.Pol. B36, 1313 (2005)

P.H.Regan, C.Wheldon, A.D.Yamamoto, J.J.Valiente-Dobon, D.Cline, C.Y.Wu, A.O.Macchiavelli, F.R.Xu, J.F.Smith, K.Andgren, R.S.Chakrawarthy, M.Cromaz, P.Fallon, S.J.Freeman, A.Gorgen, A.Hayes, H.Hua, S.D.Langdown, I-Y.Lee, C.J.Pearson, Zs.Podolyak, R.Teng

Vibrational and rotational sequences in 101Mo and 103, 4Ru studied via multinucleon transfer reactions

NUCLEAR REACTIONS 100Mo(136Xe, X)101Mo/103Ru/104Ru, E=700 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin. 101Mo, 103,104Ru deduced high-spin levels, J, π, configurations. Gammasphere, Chico arrays.


2005TA27      J.Phys.(London) G31, S1527 (2005)

M.J.Taylor, G.Hammond, M.A.Bentley, F.Becker, J.Grebosz, A.Banu, C.J.Barton, T.Beck, P.Bednarczyk, A.Bracco, A.M.Bruce, L.C.Bullock, A .Burger, F.Camera, C.Chandler, P.Doornenbal, J.Gerl, H.Geissel, M.Gorska, M.Hellstrom, D.S.Judson, I.Kojouharov, N.Kurz, R.Lozeva, A.Maj, S.Mandal, B.McGuirk, S.Muralithar, E.S.Paul, Z.Podolyak, W.Prokopowicz, D.Rudolph, N.Saito, T.R.Saito, H.Schaffner, J.Simpson, D.D.Warner, H.Weick, C.Wheldon, M.Winkler, H.J.Wollersheim

Spectroscopy of nuclei approaching the proton drip-line using a secondary-fragmentation technique with the RISING detector array

NUCLEAR REACTIONS 9Be(55Ni, X), (55Co, X), E ≈ 170 MeV/nucleon; measured Eγ, Iγ, (fragment)γ-coin. 54Ni, 54Fe deduced transitions.

doi: 10.1088/0954-3899/31/10/025
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2005WH04      Nucl.Phys. A763, 1 (2005)

C.Wheldon, G.D.Dracoulis, A.N.Wilson, P.M.Davidson, A.P.Byrne, D.M.Cullen, L.K.Pattison, S.V.Rigby, D.T.Scholes, G.Sletten, R.Wood

Gamma-ray spectroscopy of the doubly-odd nuclide 184Re

NUCLEAR REACTIONS 180Hf(7Li, 3n), E = 30 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin, DCO ratios. 184Re deduced levels, J, π, T1/2, gK - gR, configurations, rotational bands. Comparison with Nilsson-type blocked BCS calculations.

doi: 10.1016/j.nuclphysa.2005.08.010
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2005WH05      Eur.Phys.J. A 26, 321 (2005)

C.Wheldon, Tz.Kokalova, W.von Oertzen, S.Thummerer, H.G.Bohlen, B.Gebauer, A.Tumino, T.N.Massey, G.de Angelis, M.Axiotis, A.Gadea, Th.Kroll, N.Marginean, D.R.Napoli, M.De Poli, C.Ur, D.Bazzacco, S.M.Lenzi, C.Rossi Alvarez, S.Lunardi, R.Menegazzo, P.G.Bizzeti, A.M.Bizzeti-Sona

Octupole-deformed molecular bands in 21Ne

NUCLEAR REACTIONS 16O(7Li, np), E=29.4 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin. 21Ne deduced levels, J, π, configurations, dipole moment. GASP, ISIS arrays.

doi: 10.1140/epja/i2005-10186-y
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2005WO01      Nucl.Instrum.Methods Phys.Res. A537, 637 (2005)

H.J.Wollersheim, D.E.Appelbe, A.Banu, R.Bassini, T.Beck, F.Becker, P.Bednarczyk, K.-H.Behr, M.A.Bentley, G.Benzoni, C.Boiano, U.Bonnes, A.Bracco, S.Brambilla, A.Brunle, A.Burger, K.Burkard, P.A.Butler, F.Camera, D.Curien, J.Devin, P.Doornenbal, C.Fahlander, K.Fayz, H.Geissel, J.Gerl, M.Gorska, H.Grawe, J.Grebosz, R.Griffiths, G.Hammond, M.Hellstrom, J.Hoffmann, H.Hubel, J.Jolie, J.V.Kalben, M.Kmiecik, I.Kojouharov, R.Kulessa, N.Kurz, I.Lazarus, J.Li, J.Leske, R.Lozeva, A.Maj, S.Mandal, W.Meczynski, B.Million, G.Munzenberg, S.Muralithar, M.Mutterer, P.J.Nolan, G.Neyens, J.Nyberg, W.Prokopowicz, V.F.E.Pucknell, P.Reiter, D.Rudolph, N.Saito, T.R.Saito, D.Seddon, H.Schaffner, J.Simpson, K.-H.Speidel, J.Styczen, K.Summerer, N.Warr, H.Weick, C.Wheldon, O.Wieland, M.Winkler, M.Zieblinski

Rare ISotopes INvestigation at GSI (RISING) using gamma-ray spectroscopy at relativistic energies

NUCLEAR REACTIONS 197Au(84Kr, 84Kr'), (56Cr, 56Cr'), (108Sn, 108Sn'), E=113-142 MeV/nucleon; measured Eγ, Iγ following projectile Coulomb excitation. 84Kr, 56Cr, 108Sn deduced transitions. 9Be(55Ni, X)54Co/52Fe/50Cr, E=171 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin.

doi: 10.1016/j.nima.2004.08.072
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2004AL04      Phys.Rev. C 69, 024320 (2004)

S.D.Al-Garni, P.H.Regan, P.M.Walker, E.Roeckl, R.Kirchner, F.R.Xu, L.Batist, A.Blazhev, R.Borcea, D.M.Cullen, J.Doring, H.M.El-Masri, J.Garces Narro, H.Grawe, M.La Commara, C.Mazzocchi, I.Mukha, C.J.Pearson, C.Plettner, K.Schmidt, W.-D.Schmidt-Ott, Y.Shimbara, C.Wheldon, R.Wood, S.C.Wooding

Evidence for a high-spin β-decaying isomer in 177Lu

RADIOACTIVITY 177,177mLu(β-), (IT) [from Ta, W(136Xe, X)]; measured Eγ, Iγ. 177Lu deduced high-spin isomer J, π, T1/2. 177Hf deduced transitions.

doi: 10.1103/PhysRevC.69.024320
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2004RE11      Laser Phys.Lett. 1, 317 (2004)

P.H.Regan, J.J.Valiente-Dobon, C.Wheldon, C.Y.Wu, J.F.Smith, A.O.Macchiavelli, D.Cline, R.S.Chakrawarthy, R.Chapman, M.Cromaz, P.Fallon, S.J.Freeman, A.Gorgen, W.Gelletly, A.Hayes, S.D.Langdown, I.Y.Lee, X.Liang, C.J.Pearson, Zs.Podolyak, R.Teng, D.Ward, D.D.Warner, A.D.Yamamoto

Production of exotic nuclear isomers in multi-nucleon transfer reactions

NUCLEAR REACTIONS 198Pt(136Xe, X), E=850 MeV; measured prompt and delayed Eγ, Iγ, γγ-, (particle)γ-coin following multinucleon transfer reactions. 198Pt deduced levels, J, π. 184W, 185Re, 191,192,195Os, 192,198Pt, 193Au deduced transitions, high-spin isomeric states T1/2. 136Ba, 133,134,136Xe deduced delayed transitions. Gammasphere, Chico arrays.

doi: 10.1002/lapl.200410073
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2004SC41      Phys.Rev. C 70, 054314 (2004)

D.T.Scholes, D.M.Cullen, F.G.Kondev, R.V.F.Janssens, M.P.Carpenter, D.J.Hartley, M.K.Djongolov, G.Sletten, G.Hagemann, C.Wheldon, P.M.Walker, K.Abu Saleem, I.Ahmad, D.L.Balabanski, P.Chowdhury, M.Danchev, G.D.Dracoulis, H.M.El-Masri, J.Goon, A.Heinz, R.A.Kaye, T.L.Khoo, T.Lauritsen, C.J.Lister, E.F.Moore, L.L.Riedinger, M.A.Riley, D.Seweryniak, I.Shestakova, I.Wiedenhover, O.Zeidan, J.-ye.Zhang

Highly deformed Bands in 175Hf

NUCLEAR REACTIONS 130Te(48Ca, 3n), E=194 MeV; measured Eγ, Iγ, γγ-coin. 175Hf deduced high-spin levels, J, π, highly deformed bands. Gammasphere array, cranked mean field calculations.

doi: 10.1103/PhysRevC.70.054314
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2004VA03      Phys.Rev. C 69, 024316 (2004)

J.J.Valiente-Dobon, P.H.Regan, C.Wheldon, C.Y.Wu, N.Yoshinaga, K.Higashiyama, J.F.Smith, D.Cline, R.S.Chakrawarthy, R.Chapman, M.Cromaz, P.Fallon, S.J.Freeman, A.Gorgen, W.Gelletly, A.Hayes, H.Hua, S.D.Langdown, I.Y.Lee, X.Liang, A.O.Macchiavelli, C.J.Pearson, Zs.Podolyak, G.Sletten, R.Teng, D.Ward, D.D.Warner, A.D.Yamamoto

136Ba studied via deep-inelastic collisions: Identification of the (νh11/2)-210+ isomer

NUCLEAR REACTIONS 198Pt(136Xe, X), E=850 MeV; measured prompt and delayed Eγ, Iγ, γγ-, (particle)γ-coin. 136Ba deduced levels, J, π, B(E2), isomer T1/2. 128,130Te, 131,133I, 132,136Xe, 138Ba, 137La, 184W, 185Re, 191,192,195Os, 192,198Pt, 193Au; deduced isomers T1/2. Gammasphere, Chico arrays.

doi: 10.1103/PhysRevC.69.024316
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2004WH01      Eur.Phys.J. A 19, 319 (2004)

C.Wheldon, A.E.Stuchbery, A.N.Wilson, G.D.Dracoulis, A.M.Bruce, R.A.Bark, A.P.Byrne, F.M.Prados-Estevez, G.J.Lane, C.-B.Moon, J.N.Orce, R.Wood

Electromagnetic properties of pseudo-Nilsson bands in 185Os

NUCLEAR REACTIONS 176Yb(13C, 4n), E=63 MeV; measured Eγ, Iγ, γγ-coin. 185Os deduced high-spin levels, J, π, configurations. Caesar array. Particle-rotor model analysis.

doi: 10.1140/epja/i2003-10131-2
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2004WH02      Eur.Phys.J. A 20, 365 (2004)

C.Wheldon, J.J.Valiente-Dobon, P.H.Regan, C.J.Pearson, C.Y.Wu, J.F.Smith, A.O.Macchiavelli, D.Cline, R.S.Chakrawarthy, R.Chapman, M.Cromaz, P.Fallon, S.J.Freeman, A.Gorgen, W.Gelletly, A.Hayes, H.Hua, S.D.Langdown, I.Y.Lee, X.Liang, Zs.Podolyak, G.Sletten, R.Teng, D.Ward, D.D.Warner, A.D.Yamamoto

Multi-quasiparticle states in 184W via multi-nucleon transfer

NUCLEAR REACTIONS 198Pt(136Xe, X)184W, E=850 MeV; measured prompt and delayed Eγ, Iγ, γγ-, (recoil)γ-coin. 184W deduced levels, J, π, configurations, isomer T1/2. Gammasphere, Chico arrays, comparison with model predictions.

doi: 10.1140/epja/i2003-10189-8
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2003CU03      Nucl.Phys. A728, 287 (2003)

D.M.Cullen, L.K.Pattison, J.F.Smith, A.M.Fletcher, P.M.Walker, H.M.El-Masri, Zs.Podolyak, R.J.Wood, C.Scholey, C.Wheldon, G.Mukherjee, D.Balabanski, M.Djongolov, Th.Dalsgaard, H.Thisgaard, G.Sletten, F.Kondev, D.Jenkins, G.D.Dracoulis, G.L.Lane, I.-Y.Lee, A.O.Macchiavelli, F.Xu

High-spin states, lifetime measurements and isomers in 181Os

NUCLEAR REACTIONS 150Nd(36S, 5n), E=160 MeV; measured Eγ, Iγ, γγ-coin, DSA. 181Os deduced high-spin levels, J, π, configurations, T1/2, quadrupole moments. Cranked shell-model analysis. Gammasphere array.

doi: 10.1016/j.nuclphysa.2003.09.001
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2003DJ01      Phys.Lett. B 560, 24 (2003)

M.K.Djongolov, D.J.Hartley, L.L.Riedinger, F.G.Kondev, R.V.F.Janssens, K.Abu Saleem, I.Ahmad, D.L.Balabanski, M.P.Carpenter, P.Chowdhury, D.M.Cullen, M.Danchev, G.D.Dracoulis, H.El-Masri, J.Goon, A.Heinz, R.A.Kaye, T.L.Khoo, T.Lauritsen, C.J.Lister, E.F.Moore, M.A.Riley, D.Seweryniak, I.Shestakova, G.Sletten, P.M.Walker, C.Wheldon, I.Wiedenhover, O.Zeidan, J.-Y.Zhang

Extending the region of triaxial superdeformation: candidate TSD bands in 174Hf

NUCLEAR REACTIONS 130Te(48Ca, 4n), E=194 MeV; measured Eγ, Iγ, γγ-coin. 174Hf deduced triaxial superdeformed bands. Gammasphere array, cranked mean-field calculations, comparisons with neighboring nuclides.

doi: 10.1016/S0370-2693(03)00328-9
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2003EL11      Acta Phys.Pol. B34, 2301 (2003)

H.M.El-Masri, P.M.Walker, Zs.Podolyak, M.Caamano, G.D.Dracoulis, A.P.Byrne, T.Kibedi, A.M.Baxter, J.Hazel, A.M.Bruce, J.N.Orce, A.Emmanouilidis, D.M.Cullen, C.Wheldon

High-K states in 180Re

NUCLEAR REACTIONS 174Yb(11B, 5n), E=71 MeV; measured Eγ, Iγ, γγ-coin, E(ce), I(ce). 180Re deduced high-spin levels, J, π, ICC, configurations, isomer T1/2, g(K)-g(R).

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2003OR04      Acta Phys.Pol. B34, 2253 (2003)

J.N.Orce, A.M.Bruce, A.Emmanouilidis, C.Wheldon, F.R.Xu, P.M.Walker, M.Caamano, Zs.Podolyak, H.El-Masri, P.D.Stevenson, A.P.Byrne, G.D.Dracoulis, J.C.Hazel, T.Kibedi, D.M.Cullen

Interplay between K-isomerism and γ-softness in 128Xe

NUCLEAR REACTIONS 124Sn(9Be, 5n), E=58 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin. 128Xe deduced levels, J, π, configurations, deformation effects. Potential energy surface calculations.


2003PA39      Phys.Rev.Lett. 91, 182501 (2003)

L.K.Pattison, D.M.Cullen, J.F.Smith, A.M.Fletcher, P.M.Walker, H.M.El-Masri, Zs.Podolyak, R.J.Wood, C.Scholey, C.Wheldon, G.Mukherjee, D.Balabanski, M.Djongolov, Th.Dalsgaard, H.Thisgaard, G.Sletten, F.Kondev, D.Jenkins, G.J.Lane, I.-Y.Lee, A.O.Macchiavelli, S.Frauendorf, D.Almehed

Multiphonon Vibrations at High Angular Momentum in 182Os

NUCLEAR REACTIONS 150Nd(36S, 4n), E not given; measured prompt and delayed Eγ, Iγ, γγ-coin. 182Os deduced high-spin levels, J, π, B(M1)/B(E2), multiphonon vibration. Gammasphere array, shell-corrected tilted-axis cranking calculations.

doi: 10.1103/PhysRevLett.91.182501
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2003PO10      Nucl.Instrum.Methods Phys.Res. A511, 354 (2003)

Zs.Podolyak, P.M.Walker, H.Mach, G.de France, G.Sletten, F.Azaiez, J.M.Casandjian, B.Cederwall, D.M.Cullen, Zs.Dombradi, G.D.Dracoulis, L.M.Fraile, S.Franchoo, H.Fynbo, M.Gorska, Y.Kopatch, G.J.Lane, S.Mandal, L.Milechina, J.Molnar, C.O'Leary, W.Plociennik, V.Pucknell, P.Raddon, N.Redon, E.Ruchowska, M.Stanoiu, O.Tengblad, C.Wheldon, R.Wood

γ-ray spectroscopy with a 8He beam

NUCLEAR REACTIONS 208Pb(8He, 4n), E=28 MeV; measured Eγ, Iγ, γγ-coin. 212Po deduced transitions. Exogam array.

doi: 10.1016/S0168-9002(03)01951-X
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2003RE29      Phys.Rev. C 68, 044313 (2003)

P.H.Regan, A.D.Yamamoto, F.R.Xu, C.Y.Wu, A.O.Macchiavelli, D.Cline, J.F.Smith, S.J.Freeman, J.J.Valiente-Dobon, K.Andgren, R.S.Chakrawarthy, M.Cromaz, P.Fallon, W.Gelletly, A.Gorgen, A.Hayes, H.Hua, S.D.Langdown, I.-Y.Lee, C.J.Pearson, Zs.Podolyak, R.Teng, C.Wheldon

Binary-reaction spectroscopy of 99, 100Mo: Intruder alignment systematics in N = 57 and N = 58 isotones

NUCLEAR REACTIONS 100Mo(136Xe, X)99Mo/100Mo, E=700 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin. 99,100Mo deduced levels, J, configurations, rotational band features. Gammasphere, Chico arrays. Cranked mean-field, total Routhian surface calculations.

doi: 10.1103/PhysRevC.68.044313
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Data from this article have been entered in the XUNDL database. For more information, click here.


2002CU01      Phys.Lett. 529B, 42 (2002)

D.M.Cullen, M.P.Carpenter, C.N.Davids, A.M.Fletcher, S.J.Freeman, R.V.F.Janssens, F.G.Kondev, C.J.Lister, L.K.Pattison, D.Seweryniak, J.F.Smith, A.M.Bruce, K.Abu Saleem, I.Ahmad, A.Heinz, T.L.Khoo, E.F.Moore, G.Mukherjee, C.Wheldon, A.Woehr

Identification of Excited States in 140Dy

NUCLEAR REACTIONS 92Mo(54Fe, 2nα), E=245 MeV; measured prompt and delayed Eγ, Iγ, γγ-, (recoil)γ-coin. 140Dy deduced levels, possible J, π, rotational band, deformation, isomer T1/2, hindrance factor. 141Ho deduced proton-emitting states configurations. Fragment separator. Level systematics in neighboring nuclides discussed.

doi: 10.1016/S0370-2693(02)01222-4
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2002OR11      Prog.Theor.Phys.(Kyoto), Suppl. 146, 611 (2002)

N.Orce, A.M.Bruce, A.Emmanouilidis, A.P.Byrne, G.D.Dracoulis, J.C.Hazel, T.Kibedi, P.M.Walker, Zs.Podolyak, M.Caamano, H.El-Masri, C.Wheldon, D.M.Cullen

Study of the Kπ = 8- Isomeric Decay in the N = 74 Isotone 128Xe

NUCLEAR REACTIONS 124Sn(9Be, 5n), E=58 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin. 128Xe deduced isomeric state features.

doi: 10.1143/PTPS.146.611
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2002PF01      Phys.Rev. C65, 064604 (2002)

M.Pfutzner, P.H.Regan, P.M.Walker, M.Caamano, J.Gerl, M.Hellstrom, P.Mayet, K.-H.Schmidt, Zs.Podolyak, M.N.Mineva, A.Aprahamian, J.Benlliure, A.M.Bruce, P.A.Butler, D.Cortina Gil, D.M.Cullen, J.Doring, T.Enqvist, C.Fox, J.Garces Narro, H.Geissel, W.Gelletly, J.Giovinazzo, M.Gorska, H.Grawe, R.Grzywacz, A.Kleinbohl, W.Korten, M.Lewitowicz, R.Lucas, H.Mach, C.D.O'Leary, F.De Oliveira, C.J.Pearson, F.Rejmund, M.Rejmund, M.Sawicka, H.Schaffner, Ch.Schlegel, K.Schmidt, Ch.Theisen, F.Vives, D.D.Warner, C.Wheldon, H.J.Wollersheim, S.Wooding

Angular Momentum Population in the Fragmentation of 208Pb at 1 GeV/nucleon

NUCLEAR REACTIONS Be(208Pb, X), E=1 GeV/nucleon; measured fragment yields, delayed Eγ, Iγ, (fragment)γ-coin; deduced isomeric ratios. 174,175,176Hf, 175,176,179,180Ta, 180,181,182W, 181,185Re deduced transitions, isomers T1/2, angular momentum distributions. Fragment separator.

doi: 10.1103/PhysRevC.65.064604
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2002PO06      Phys.Rev. C66, 011304 (2002)

Zs.Podolyak, S.Al-Garni, R.F.Casten, J.R.Cooper, D.M.Cullen, A.Dewald, R.Krucken, H.Newman, J.N.Orce, C.J.Pearson, C.Ur, R.Venturelli, S.Vincent, C.Wheldon, P.M.Walker, F.R.Xu, A.Yamamoto, N.V.Zamfir

Deviations from Axial Symmetry in 181Os

NUCLEAR REACTIONS 160Gd(26Mg, 5n), E=117 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 181Os deduced high-spin levels T1/2, B(E2), quadrupole moments, triaxiality. Recoil-distance method, total Routhian surface calculations.

doi: 10.1103/PhysRevC.66.011304
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