NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = F.A.Beck Found 97 matches. 2008RO02 Phys.Rev. C 77, 014308 (2008) J.Robin, Th.Byrski, G.Duchene, F.A.Beck, D.Curien, N.Dubray, J.Dudek, A.Gozdz, A.Odahara, N.Schunck, N.Adimi, D.E.Appelbe, P.Bednarczyk, A.Bracco, B.Cederwall, S.Courtin, D.M.Cullen, O.Dorvaux, S.Ertuck, G.de France, B.Gall, P.Joshi, S.L.King, A.Korichi, K.Lagergren, G.Lo Bianco, S.Leoni, A.Lopez-Martens, S.Lunardi, B.Million, A.Nourredine, E.Pachoud, E.S.Paul, C.Petrache, I.Piqueras, N.Redon, A.Saltarelli, J.Simpson, O.Stezowski, R.Venturelli, J.P.Vivien, K.Zuber Extended investigation of superdeformed bands in 151, 152Tb nuclei NUCLEAR REACTIONS 130Te(27Al, xn), E=155 MeV; measured Eγ, Iγ, γγ-coin. 151,152Tb; deduced levels, J, π, superdeformed bands, dynamical moments, configurations; calculated single-particle energy levels. Compared with calculations and superdeformed bands in 150Tb, 152Dy.
doi: 10.1103/PhysRevC.77.014308
2008RO23 Phys.Rev. C 78, 034319 (2008) J.Robin, A.Odahara, G.Duchene, F.A.Beck, P.Twin, Th.Byrski, D.Curien, N.Adimi, D.E.Appelbe, P.Bednarczyk, A.Bracco, B.Cederwall, S.Courtin, D.M.Cullen, O.Dorvaux, S.Ertuck, G.De France, B.Gall, P.Joshi, S.L.King, A.Korichi, K.Lagergren, G.Lo Bianco, S.Leoni, A.Lopez-Martens, S.Lunardi, B.Million, A.Nourredine, E.Pachoud, E.S.Paul, C.Petrache, I.Piqueras, N.Redon, A.Saltarelli, J.Simpson, O.Stezowski, R.Venturelli, J.P.Vivien, K.Zuber Discrete decay of the yrast superdeformed band in the 151Tb nucleus NUCLEAR REACTIONS 130Te(27Al, 6n), E=155 MeV; measured Eγ, Iγ, γγ-coin. 151Tb; deduced levels, J, π, superdeformed bands. 149Gd, 152Dy; systematics of deformed bands.
doi: 10.1103/PhysRevC.78.034319
2007BE20 Phys.Rev. C 75, 047301 (2007) G.Benzoni, J.Robin, A.Bracco, F.C.L.Crespi, A.De Conto, S.Leoni, B.Million, D.Montanari, G.Duchene, D.Curien, Th.Byrski, F.A.Beck, P.Bednarczyk, S.Courtin, O.Dorvaux, B.J.P.Gall, P.Joshi, A.Nourreddine, I.Piqueras, J.P.Vivien, P.J.Twin Selective studies of the excited rotational bands in the superdeformed nucleus 151Tb NUCLEAR REACTIONS 130Te(27Al, 6n), E=155 MeV; measured Eγ, Iγ, γγ-coin. 151Tb deduced unresolved superdeformed bands, decay-out features. Euroball IV array, comparison with band mixing model predictions.
doi: 10.1103/PhysRevC.75.047301
2004BE21 Eur.Phys.J. A 20, 203 (2004) F.A.Beck, I.Piqueras, E.Pachoud, G.Duchene, O.Dorvaux, P.Medina, C.Ring An alternative gamma tracking method using the Compton scattering probability
doi: 10.1140/epja/i2002-10354-7
2004PI02 Nucl.Instrum.Methods Phys.Res. A516, 122 (2004) I.Piqueras, F.A.Beck, E.Pachoud, G.Duchene A probabilistic γ-ray tracking method for germanium detectors
doi: 10.1016/j.nima.2003.07.063
2004RE08 Eur.Phys.J. A 20, 31 (2004) N.Redon, N.Buforn, R.Duffait, P.Lautesse, M.Meyer, A.Prevost, O.Stezowski, A.Astier, A.Bauchet, I.Deloncle, M.G.Porquet, J.Domscheit, A.Goergen, H.Hubel, E.Mergel, S.Neumann, D.Rossbach, N.Nenoff, G.Schoenwasser, A.N.Wilson, R.Lucas, F.A.Beck, P.Bednarczyk, D.Curien, G.Duchene, O.Dorvaux, B.J.P.Gall, N.Kintz, J.P.Vivien, D.M.Cullen Superdeformed nuclear matter in nuclei with Z ≥ 82: Magnetic properties and neutron shell gap NUCLEAR REACTIONS 186W(18O, 7n), (18O, 6n), E=117 MeV; measured Eγ, Iγ, γγ-coin. 197,198Pb deduced superdeformed bands, B(M1)/B(E2), configurations. Euroball IV array.
doi: 10.1140/epja/i2002-10314-3
2002BY01 Phys.Rev. C65, 034324 (2002) Th.Byrski, F.A.Beck, P.Bednarczyk, N.Kintz, K.Zuber, J.P.Vivien, S.Courtin, D.Curien, G.Duchene, C.Finck, B.Gall, A.Nourreddine, A.Odahara, O.Stezowski, C.Theisen Enhanced Population of Superdeformation in the Mass A = 150 Region NUCLEAR REACTIONS 124Sn(31P, 5np), (31P, 4np), (31P, 6n), (31P, 5n), E=167 MeV; measured Eγ, Iγ, γγ-coin. 149,150Tb, 149,150Gd deduced superdeformed band transitions, enhanced population mechanism. Euroball IV array.
doi: 10.1103/PhysRevC.65.034324
2001NI13 Phys.Rev. C64, 034313 (2001) N.Nica, G.Duchene, V.E.Iacob, J.Dudek, F.A.Beck, Th.Byrski, D.Curien, G.de France, B.Haas, B.Kharraja, D.Prevost, C.Petrache, H.Savajols, J.P.Vivien, L.Han, K.Zuber, M.Aiche, M.M.Aleonard, J.F.Chemin, C.W.Beausang, S.Clarke, P.J.Dagnall, M.Smith, P.J.Twin, J.Simpson, M.A.Bentley High-Spin States in 155Er NUCLEAR REACTIONS 123Sb(37Cl, 5n), E=193 MeV; measured Eγ, Iγ, γγ-coin, γ-ray polarization. 155Er deduced high-spin levels, J, π, δ, configurations, deformation. Eurogam II array. Tilted-Fermi-surface analysis.
doi: 10.1103/PhysRevC.64.034313
2001PR06 Eur.Phys.J. A 10, 13 (2001) A.Prevost, N.Buforn, A.Astier, R.Duffait, M.Meyer, S.Perries, N.Redon, O.Stezowski, A.Bauchet, I.Deloncle, M.G.Porquet, A.Gorgen, H.Hubel, E.Mergel, S.Neumann, D.Rossbach, N.Nenoff, G.Schonwasser, A.N.Wilson, R.Lucas, F.A.Beck, D.Curien, G.Duchene, B.J.P.Gall, N.Kintz, J.P.Vivien, D.M.Cullen New Excited Superdeformed Bands in Heavy Pb Nuclei: Clue for an octupole softness near the N = 118 gap at large deformation NUCLEAR REACTIONS 186W(18O, 6n), (18O, 7n), E=117 MeV; measured Eγ, Iγ, γγ-coin. 197,198Pb deduced superdeformed bands, configurations. Euroball IV array, cranked mean-field calculations.
doi: 10.1007/s100500170139
2000BU28 Eur.Phys.J. A 9, 29 (2000) N.Buforn, A.Astier, R.Duffait, M.Meyer, S.Perries, A.Prevost, N.Redon, O.Stezowski, A.Gorgen, H.Hubel, E.Mergel, S.Neumann, D.Rossbach, N.Nenoff, G.Schonwasser, A.Bauchet, I.Deloncle, M.G.Porquet, A.N.Wilson, R.Lucas, F.A.Beck, D.Curien, G.Duchene, B.J.P.Gall, N.Kintz, J.P.Vivien, D.M.Cullen Magnetic Properties of the νj15/2 Intruder Orbital in the Superdeformed Minimum of 197Pb NUCLEAR REACTIONS 186W(18O, 7n), E=117 MeV; measured Eγ, Iγ, γγ-coin. 197Pb deduced high-spin levels, superdeformed bands interband transitions, multipolarity, B(M1)/B(E2). Euroball IV array.
doi: 10.1007/s100500070052
2000EL10 Nucl.Phys. A676, 155 (2000) N.El Aouad, J.Dobaczewski, J.Dudek, X.Li, W.D.Luo, H.Molique, A.Bouguettoucha, Th.Byrski, F.A.Beck, D.Curien, G.Duchene, Ch.Finck, B.Kharraja Microscopic Study of Superdeformed Rotational Bands in 151Tb NUCLEAR STRUCTURE 150Gd, 151Tb, 152Dy; calculated proton and neutron Routhians, superdeformed bands configurations, levels, J, π, moments of inertia, quadrupole moments. Comparison with experimental results. Cranked Hartree-Fock and Woods-Saxon calculations with self-consistent pairing interaction.
doi: 10.1016/S0375-9474(00)00194-9
2000SC43 Acta Phys.Hung.N.S. 12, 195 (2000) J.N.Scheurer, M.Aiche, M.M.Aleonard, G.Barreau, D.Boivin, F.Bourgine, J.F.Chemin, T.P.Doan, A.Brondi, G.La Rana, R.Moro, A.Principe, E.Vardaci, D.Curien, G.Duchene, G.de France, F.A.Beck, B.Haas, J.P.Vivien, F.Hannachi Feeding of ND and SD Bands in 151, 152Dy Nuclei NUCLEAR REACTIONS 123Sb(37Cl, αX)150Dy/151Dy/152Dy/153Dy, E=191 MeV; measured Eα, αγ-, γγ-coin; deduced entry regions for normal-deformed, superdeformed bands. Euroball II, Diamant arrays.
2000SM03 Phys.Rev. C61, 034314 (2000) M.B.Smith, D.E.Appelbe, P.J.Twin, C.W.Beausang, F.A.Beck, M.A.Bentley, D.M.Cullen, D.Curien, P.J.Dagnall, G.de France, G.Duchene, S.Erturk, Ch.Finck, B.Haas, I.M.Hibbert, J.C.Lisle, B.M.Nyako, C.D.O'Leary, C.Rigollet, H.Savajols, J.Simpson, O.Stezowski, J.Styczen, J.P.Vivien, K.Zuber Deformed Rotational Cascades in 152Dy: Further evidence for shape coexistence at high spin NUCLEAR REACTIONS 124Sn(34S, 6n), E=182 MeV; measured Eγ, Iγ, γγ-coin. 120Sn(36S, 4n), E=168 MeV; measured Eγ, Iγ, γγ-coin, DSA. 152Dy deduced high-spin levels, J, π, T1/2, quadrupole moments, configurations, shape coexistence. Eurogam array. Cranked mean-field calculations.
doi: 10.1103/PhysRevC.61.034314
1999AI04 Eur.Phys.J. A 6, 121 (1999) M.Aiche, M.M.Aleonard, G.Barreau, D.Boivin, F.Bourgine, J.F.Chemin, J.N.Scheurer, T.P.Doan, A.Brondi, G.La Rana, R.Moro, A.Principe, E.Vardaci, D.Curien, G.Duchene, G.de France, F.A.Beck, B.Haas, J.P.Vivien, F.Hannachi Alpha Energy Distribution as a Probe for the Feeding of ND and SD Bands in 151, 152Dy Nuclei NUCLEAR REACTIONS 123Sb(37Cl, 4nα), (37Cl, 5nα), E=191 MeV; measured Eγ, Iγ, Eα, γγ-, αγ-coin. 151,152Dy deduced superdeformed, normal-deformed bands associated α spectra, band-feeding features, transitions from possible hyperdeformed band. Eurogam II, Diamant arrays.
doi: 10.1007/s100500050326
1999FI12 Phys.Lett. 467B, 15 (1999) Ch.Finck, O.Stezowski, N.Kintz, J.P.Vivien, K.Zuber, A.Nourreddine, D.E.Appelbe, C.W.Beausang, F.A.Beck, T.Byrski, S.Courtin, D.Curien, G.de France, G.Duchene, S.Erturk, B.J.P.Gall, B.Haas, N.Khadiri, E.Pachoud, C.Rigollet, M.Smith, Ch.Theisen, P.J.Twin First Evidence for Linking Transitions between the Superdeformed Yrast Band and the Normal Deformed States in 149Gd NUCLEAR REACTIONS 124Sn(30Si, 5n), E=158 MeV; measured Eγ, Iγ, γγ-coin. 149Gd deduced high-spin levels, J, π, superdeformed band linking transitions. Eurogam II array.
doi: 10.1016/S0370-2693(99)01139-9
1998BY02 Phys.Rev. C57, 1151 (1998) Th.Byrski, O.Stezowski, K.Zuber, D.Appelbe, C.W.Beausang, F.A.Beck, A.Bouguettoucha, D.Curien, G.de France, G.Duchene, S.Erturk, C.Finck, B.Gall, B.Haas, A.Z.Kiss, N.Khadiri, B.Kharraja, A.Nourreddine, D.Prevost, H.Savajols, M.Smith, P.J.Twin, J.P.Vivien Extended Spectroscopy in the Superdeformed Well of 148, 149Gd Nuclei NUCLEAR REACTIONS 124Sn(30Si, 5n), (30Si, 6n), E=158 MeV; measured Eγ, Iγ, γγ-coin. 148,149Gd deduced high-spin levels J, π, superdeformed bands, configurations.
doi: 10.1103/PhysRevC.57.1151
1998FI01 Eur.Phys.J. A 2, 123 (1998) C.Finck, O.Stezowski, F.A.Beck, D.E.Appelbe, T.Byrski, S.Courtin, D.M.Cullen, D.Curien, G.de France, G.Duchene, S.Erturk, B.J.P.Gall, U.Garg, B.Haas, N.Khadiri, B.Kharraja, N.Kintz, A.Nourreddine, D.Prevost, C.Rigollet, H.Savajols, P.J.Twin, J.P.Vivien, K.Zuber Quadrupole Moment of Superdeformed Bands in 151Tb NUCLEAR REACTIONS 130Te(27Al, 6n), E=152 MeV; measured Eγ, Iγ, γγ-coin, DSA. 151Tb deduced superdeformed bands transitions T1/2, quadrupole moments, configuration.
doi: 10.1007/s100500050100
1997AZ05 Acta Phys.Hung.N.S. 6, 289 (1997) F.Azaiez, S.Bouneau, J.Duprat, I.Deloncle, M.-G.Porquet, U.J.van Severen, T.Nakatsukasa, M.M.Aleonard, A.Astier, G.Baldsiefen, C.W.Beausang, F.A.Beck, C.Bourgeois, D.Curien, N.Dozie, L.Ducroux, B.Gall, H.Hubel, M.Kaci, W.Korten, M.Meyer, N.Redon, H.Sergolle, J.F.Sharpey-Schafer Octupole Vibrations of the Superdeformed 196Pb Nucleus NUCLEAR REACTIONS 186W(16O, 6n), E=110 MeV; measured Eγ, Iγ, γγ-coin. 196Pb deduced superdeformed bands, possible octupole vibrations.
1997BO28 Z.Phys. A358, 179 (1997) S.Bouneau, F.Azaiez, J.Duprat, I.Deloncle, M.-G.Porquet, U.J.van Severen, T.Nakatsukasa, M.-M.Aleonard, A.Astier, G.Baldsiefen, C.W.Beausang, F.A.Beck, C.Bourgeois, D.Curien, N.Dozie, L.Ducroux, B.J.P.Gall, H.Hubel, M.Kaci, W.Korten, M.Meyer, N.Redon, H.Sergolle, J.F.Sharpey-Schafer New Results on the Superdeformed 196Pb Nucleus: Decay of the excited bands to the yrast band NUCLEAR REACTIONS 186W(16O, 6n), E=110 MeV; measured Eγ, Iγ, γγγ-coin. 196Pb deduced superdeformed bands, dynamical moments of inertia. RPA model comparisons.
doi: 10.1007/s002180050299
1997FI03 Acta Phys.Pol. B28, 161 (1997) Ch.Finck, D.Appelbe, F.A.Beck, T.Byrski, D.Cullen, D.Curien, G.de France, G.Duchene, S.Erturk, B.Haas, N.Khadiri, B.Kharraja, D.Prevost, C.Rigollet, O.Stezowski, P.Twin, J.P.Vivien, K.Zuber Deexcitation of Superdeformed Bands in the Nucleus 151Tb NUCLEAR REACTIONS 130Te(27Al, 6n), E=155 MeV; measured γγ-coin. 151Tb deduced high-spin levels, J, π, superdeformed bands decay features.
1997KA34 Phys.Rev. C56, R600 (1997) M.Kaci, E.Gueorguieva, M.G.Porquet, F.Azaiez, I.Deloncle, S.Bouneau, J.Duprat, M.M.Aleonard, A.Astier, G.Baldsiefen, C.W.Beausang, F.A.Beck, Ch.Bourgeois, D.Curien, N.Dozie, L.Ducroux, B.J.P.Gall, W.Korten, M.Meyer, N.Redon, D.Prevost, H.Sergolle, J.Sharpey-Schafer, U.J.van Severen First Indication of Population of Superdeformed States by Incomplete Fusion Reactions NUCLEAR REACTIONS, ICPND 186W(16O, X)195Pb/196Pb/197Pb/196Tl/197Tl/193Hg/194Hg/190Pt/186Os/188Os, E=110 MeV; measured residual production yield, Eγ, Iγ, γγ-coin; deduced recoil v/c, evidence for incomplete fusion process. 194Hg deduced superdeformed band. EUROGAM II.
doi: 10.1103/PhysRevC.56.R600
1997ST17 Acta Phys.Pol. B28, 157 (1997) O.Stezowski, F.A.Beck, Th.Byrski, D.Curien, G.de France, G.Duchene, Ch.Finck, B.Gall, B.Haas, N.Khadiri, B.Kharraja, D.Prevost, C.Rigollet, H.Savajols, J.P.Vivien, K.Zuber Superdeformed Nuclei Produced in αxn Channel in the A ≈ 150 Mass Region NUCLEAR REACTIONS 123Sb(37Cl, 4nα), 124Sn(34S, 6n), (34S, 5nα), (30Si, 5n), E not given; measured Eγ, Iγ, γγ-coin. 152Dy, 149Gd deduced superdeformed band feeding characteristics.
1996SA15 Phys.Rev.Lett. 76, 4480 (1996) H.Savajols, A.Korichi, D.Ward, D.Applebe, G.C.Ball, C.Beausang, F.A.Beck, T.Byrski, D.Curien, P.Dagnall, G.de France, D.Disdier, G.Duchene, S.Erturk, C.Finck, S.Flibotte, B.Gall, A.Galindo-Uribarri, B.Haas, G.Hackman, V.P.Janzen, B.Kharraja, J.C.Lisle, J.C.Merdinger, S.M.Mullins, S.Pilotte, D.Prevost, D.C.Radford, V.Rauch, C.Rigollet, D.Smalley, M.B.Smith, O.Stezowski, J.Styczen, Ch.Theisen, P.J.Twin, J.P.Vivien, J.C.Waddington, K.Zuber, I.Ragnarsson Lifetime Measurements of Superdeformed Bands in 148-149Gd and 152Dy: Evidence for structure-dependent elongations NUCLEAR REACTIONS 124Sn(30Si, 6n), (30Si, 5n), E=158 MeV; 120Sn(36S, 4n), E=170 MeV; measured DSA, γγ-coin. 148,149Gd, 152Dy deduced levels, J, π, band structure deformation features, quadrupole moments, superdeformed bands T1/2.
doi: 10.1103/PhysRevLett.76.4480
1996TH06 Phys.Rev. C54, 2910 (1996) Ch.Theisen, N.Khadiri, J.P.Vivien, I.Ragnarsson, C.W.Beausang, F.A.Beck, G.Belier, T.Byrski, D.Curien, G.de France, D.Disdier, G.Duchene, Ch.Finck, S.Flibotte, B.Gall, B.Haas, H.Hanine, B.Herskind, B.Kharraja, J.C.Merdinger, A.Nourreddine, B.M.Nyako, G.E.Perez, D.Prevost, O.Stezowski, V.Rauch, C.Rigollet, H.Savajols, J.Sharpey-Schafer, P.J.Twin, L.Wei, K.Zuber Favored Neutron Excitations in Superdeformed 147Gd NUCLEAR REACTIONS 122Sn(30Si, 5n), E=158 MeV; measured Eγ, Iγ, γγ-, high-fold-coin. 147Gd deduced high-spin levels, superdeformed bands, configurations, effective alignments. Nilsson-Strutinsky cranking model calculations. Compton suppressed Ge detectors EUROGAM array.
doi: 10.1103/PhysRevC.54.2910
1995BE20 J.Phys.(London) G21, L21 (1995) M.A.Bentley, C.W.Beausang, P.J.Twin, P.J.Dagnall, A.Atac, F.A.Beck, Th.Byrski, S.Clarke, D.M.Curien, G.Duchene, G.de France, P.D.Forsyth, B.Herskind, B.Haas, J.C.Lisle, B.M.Nyako, J.Nyberg, E.S.Paul, J.Simpson, J.Styczen, J.P.Vivien, K.Zuber Search for Linking Transitions between the Superdeformed and Normal Deformed States in 152Dy NUCLEAR REACTIONS 108Pd(48Ca, 4n), E=200 MeV; measured γγγ-coin, Eγ, Iγ. 152Dy deduced superdeformed, normal deformed high-spin states linking transitions evidence.
doi: 10.1088/0954-3899/21/4/001
1995FL01 Nucl.Phys. A584, 373 (1995) S.Flibotte, G.Hackman, I.Ragnarsson, Ch.Theisen, H.R.Andrews, G.C.Ball, C.W.Beausang, F.A.Beck, G.Belier, M.A.Bentley, T.Byrski, D.Curien, G.de France, D.Disdier, G.Duchene, B.Haas, D.S.Haslip, V.P.Janzen, P.M.Jones, B.Kharraja, J.A.Kuehner, J.C.Lisle, J.C.Merdinger, S.M.Mullins, E.S.Paul, D.Prevost, D.C.Radford, V.Rauch, J.F.Smith, J.Styczen, P.J.Twin, J.P.Vivien, J.C.Waddington, D.Ward, K.Zuber Multi-Particle Excitations in the Superdeformed 149Gd Nucleus NUCLEAR REACTIONS 124Sn(30Si, 5n), E=158 MeV; measured Eγ, Iγ, γn-coin. 149Gd deduced high-spin levels, J, π, superdeformed bands. Compton-suppressed hyperpure Ge detector array. Nilsson-Strutinsky cranking model calculations.
doi: 10.1016/0375-9474(94)00450-2
1995KH06 Phys.Lett. 341B, 268 (1995) B.Kharraja, T.Byrski, F.A.Beck, C.W.Beausang, M.A.Bentley, D.Curien, P.J.Dagnall, G.Duchene, S.Flibotte, G.de France, Zs.Fulop, B.Haas, A.Z.Kiss, J.C.Lisle, C.M.Petrache, Ch.Theisen, P.J.Twin, J.P.Vivien, K.Zuber Unfavoured Signature Partner Superdeformed Bands Associated with Proton Excitations in 151Tb NUCLEAR REACTIONS 130Te(27Al, X), E=154 MeV; measured Eγ, multiplicities. 151Tb deduced high-spin superdeformed bands, configurations. Self-consistent relativistic Hartree-Fock model comparison.
doi: 10.1016/0370-2693(94)01345-D
1995PE16 Phys.Scr. T56, 299 (1995) C.M.Petrache, G.Duchene, C.W.Beausang, F.A.Beck, T.Byrski, D.Curien, P.J.Dagnall, S.Flibotte, P.D.Forsyth, G.de France, B.Haas, B.Kharraja, A.Kiss, J.C.Merdinger, D.Prevost, C.Schuck, C.Theisen, P.J.Twin, J.P.Vivien Decay Out of Superdeformed Bands in Tb Isotopes NUCLEAR REACTIONS 130Te(27Al, xn), E=154 MeV; measured Eγ, Iγ, γγ-coin. 152Tb deduced high-spin levels, J, π. 150,151Tb deduced high-spin levels, J, π, superdeformed band decay features.
doi: 10.1088/0031-8949/1995/T56/054
1994DA20 Phys.Lett. 335B, 313 (1994) P.J.Dagnall, C.W.Beausang, P.J.Twin, M.A.Bentley, F.A.Beck, Th.Byrski, S.Clarke, D.Curien, G.Duchene, G.de France, P.D.Forsyth, B.Haas, J.C.Lisle, E.S.Paul, J.Simpson, J.Styczen, J.P.Vivien, J.N.Wilson, K.Zuber Excited Bands in the Doubly-Magic Superdeformed 152Dy Nucleus: Evidence for the first N = 7 proton hyper-intruder orbital NUCLEAR REACTIONS 108Pd(48Ca, 4n), E=200 MeV; measured γγ-coin, Eγ, Iγ. 152Dy deduced high-spin levels, J, π, superdeformed bands, configurations.
doi: 10.1016/0370-2693(94)90356-5
1994DE33 Phys.Lett. 331B, 290 (1994) G.de France, B.Haas, I.Ragnarsson, P.J.Twin, C.W.Beausang, F.A.Beck, T.Byrski, S.Clarke, D.Curien, P.J.Dagnall, G.Duchene, P.Fallon, S.Flibotte, S.Forbes, P.D.Forsyth, B.Kharraja, J.C.Lisle, J.C.Merdinger, C.M.Petrache, D.Prevost, J.F.Sharpey-Schafer, J.Simpson, J.P.Vivien, K.Zuber Neutron Excitations Across the N = 86 Superdeformed Shell Gap NUCLEAR STRUCTURE 149Gd, 152,151Tb, 152Dy; analyzed Eγ data; deduced superdeformed high-spin bands features.
doi: 10.1016/0370-2693(94)91054-5
1994DU13 Z.Phys. A350, 39 (1994) G.Duchene, C.M.Petrache, C.W.Beausang, F.A.Beck, T.Byrski, D.Curien, P.J.Dagnall, S.Flibotte, P.D.Forsyth, G.de France, B.Haas, B.Kharraja, J.C.Merdinger, D.Prevost, C.Schuck, C.Theisen, P.J.Twin, J.P.Vivien High Spin States in the Nucleus 150Tb NUCLEAR REACTIONS 130Te(27Al, 7n), E=154 MeV; measured γγ-coin. 150Tb deduced high-spin levels, J, π, configurations, yrast superdeformed band decay features. Deformed independent particle model.
1994FA13 Phys.Rev.Lett. 73, 782 (1994) P.Fallon, C.W.Beausang, S.Clarke, P.J.Twin, F.A.Beck, Th.Byrski, D.Curien, P.J.Dagnall, G.de France, G.Duchene, P.D.Forsyth, B.Haas, M.J.Joyce, A.O.Macchiavelli, E.S.Paul, J.F.Sharpey-Schafer, J.Simpson, J.P.Vivien, S.Aberg, W.Nazarewicz Pair Excitaions and a Proton Band Crossing in Superdeformed 150Gd NUCLEAR REACTIONS 130Te(26Mg, 6n), E=149 MeV; measured γγ-coin. 150Gd deduced superdeformed high-spin band, configuration, dynamic moments of inertia, relative Iγ.
doi: 10.1103/PhysRevLett.73.782
1994ME12 Nucl.Phys. A575, 221 (1994) Z.Meliani, J.S.Dionisio, C.Schuck, Ch.Vieu, F.A.Beck, T.Byrski, D.Curien, G.Duchene, J.C.Merdinger, P.Fallon, J.W.Roberts, J.F.Sharpey-Schafer The High-Spin States of 149Tb NUCLEAR REACTIONS 122Sn(31P, 4n), E=140, 150 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios. 149Tb deduced high-spin levels, J, π, γ-multipolarity, ICC, T1/2. Isotopically enriched targets, Compton suppressed Ge detector array, BaF2 ball, eγ spectrometer. Deformed independent particle model calculations.
doi: 10.1016/0375-9474(94)90146-5
1994PE17 Nucl.Phys. A579, 285 (1994) C.M.Petrache, G.Duchene, B.Kharraja, C.W.Beausang, F.A.Beck, T.Byrski, D.Curien, P.Dagnall, S.Flibotte, P.D.Forsyth, G.de France, B.Haas, A.Kiss, J.C.Merdinger, D.Prevost, C.Schuck, C.Theisen, P.J.Twin, J.P.Vivien Detailed Level Scheme of 151Tb and the Feeding of the Normal-Deformed States by the Superdeformed Bands NUCLEAR REACTIONS 130Te(27Al, 6n), E=154 MeV; measured Eγ, Iγ, γγ-coin, γ(θ). 151Tb deduced high-spin levels, J, π, configurations, band structure, deformations, decay out of superdeformed bands. Enriched targets, Compton-suppressed hyperpure Ge detector array EUROGAM. Deformed independent particle model calculations.
doi: 10.1016/0375-9474(94)90807-9
1993BE29 Nucl.Phys. A557, 67c (1993) F.A.Beck, Th.Byrski, D.Curien, G.Duchene, S.Flibotte, G.de France, B.Haas, B.Kharraja, J.C.Merdinger, C.Theisen, J.P.Vivien, J.C.Lisle, C.W.Beausang, P.Dagnall, P.Fallon, J.Simpson, P.Twin, F.Hannachi, C.Schuck, Z.Fulop, M.Jozsa, A.Kiss, B.M.Nyako, C.M.Petrache The First Results from EUROGAM: Superdeformed structures in 151Tb NUCLEAR REACTIONS 124Sn(31P, 4n), E=145 MeV; 130Te(27Al, 6n), E=150 MeV; measured γγ-coin. 151Tb deduced superdeformed bands.
doi: 10.1016/0375-9474(93)90531-2
1993BE37 Phys.Rev.Lett. 71, 1800 (1993) C.W.Beausang, P.Fallon, S.Clarke, F.A.Beck, Th.Byrski, D.Curien, P.J.Dagnall, G.de France, G.Duchene, P.D.Forsyth, B.Haas, M.J.Joyce, A.O.Macchiavelli, E.S.Paul, J.F.Sharpey-Schafer, J.Simpson, P.J.Twin, J.P.Vivien Degnerate Superdeformed States in 150Gd NUCLEAR REACTIONS 130Te(26Mg, 6n), E=149 MeV; measured γγγ-coin. 150Gd deduced levels, J, π, superdeformed state degeneracy features.
doi: 10.1103/PhysRevLett.71.1800
1993CU06 Phys.Rev.Lett. 71, 2559 (1993) D.Curien, G.de France, C.W.Beausang, F.A.Beck, T.Byrski, S.Clark, P.Dagnall, G.Duchene, S.Flibotte, S.Forbes, P.D.Forsyth, B.Haas, M.A.Joyce, B.Kharraja, B.M.Nyako, C.Schuck, J.Simpson, C.Theisen, P.J.Twin, J.P.Vivien, L.Zolnai Deexcitation from Superdeformed Bands in 151Tb and Neighboring A ≈ 150 Nuclei NUCLEAR REACTIONS 130Te(27Al, 6n), E=154 MeV; measured Eγ, Iγ, γγγ-coin. 151Tb deduced superdeformed band transition energies, relative Iγ, decay mechanism features.
doi: 10.1103/PhysRevLett.71.2559
1993DU04 Phys.Rev. C47, 2043 (1993) G.Duchene, P.Romain, F.A.Beck, Ph.Benet, D.Disdier, B.Haas, B.Lott, V.Rauch, F.Scheibling, J.P.Vivien, S.K.Basu, E.Bozek, K.Zuber, D.Di Gregorio, J.Fernandez-Niello Angular Momentum Distributions for 16O + 144Nd NUCLEAR REACTIONS, ICPND 144Nd(16O, X), E=67-90 MeV; measured fusion σ(E), γ-multiplicity. Model comparison. Off-line residual X-ray emission detection.
doi: 10.1103/PhysRevC.47.2043
1993FL03 Phys.Rev.Lett. 71, 688 (1993) S.Flibotte, G.Hackman, Ch.Theisen, H.R.Andrews, G.C.Ball, C.W.Beausang, F.A.Beck, G.Belier, M.A.Bentley, T.Byrski, D.Curien, G.de France, D.Disdier, G.Duchene, P.Fallon, B.Haas, V.P.Janzen, P.M.Jones, B.Kharraja, J.A.Kuehner, J.C.Lisle, J.C.Merdinger, S.M.Mullins, E.S.Paul, D.Prevost, D.C.Radford, V.Rauch, J.F.Smith, J.Styczen, P.J.Twin, J.P.Vivien, J.C.Waddington, D.Ward, K.Zuber Multiparticle Excitations and Identical Bands in Superdeformed 149Gd Nucleus NUCLEAR REACTIONS 124Sn(30Si, 5n), E=158 MeV; measured γγ-coin. 149Gd deduced levels, J, π, superdeformed bands.
doi: 10.1103/PhysRevLett.71.688
1993FL07 Phys.Rev.Lett. 71, 4299 (1993) S.Flibotte, H.R.Andrews, G.C.Ball, C.W.Beausang, F.A.Beck, G.Belier, T.Byrski, D.Curien, P.J.Dagnall, G.de France, D.Disdier, G.Duchene, Ch.Finck, B.Haas, G.Hackman, D.S.Haslip, V.P.Janzen, B.Kharraja, J.C.Lisle, J.C.Merdinger, S.M.Mullins, W.Nazarewicz, D.C.Radford, V.Rauch, H.Savajols, J.Styczen, Ch.Theisen, P.J.Twin, J.P.Vivien, J.C.Waddington, D.Ward, K.Zuber, S.Aberg ΔI = 4 Bifurcation in a Superdeformed Band: Evidence for a C4 symmetry NUCLEAR REACTIONS 124Sn(30Si, 5n), E=158 MeV; measured Eγ, Iγ, γγ-coin. 149Gd deduced yrast superdeformed band moment of inertia, evidence for fourfold rotational symmetry.
doi: 10.1103/PhysRevLett.71.4299
1992BE09 Nucl.Instrum.Methods Phys.Res. A313, 37 (1992) C.W.Beausang, S.A.Forbes, P.Fallon, P.J.Nolan, P.J.Twin, J.N.Mo, J.C.Lisle, M.A.Bentley, J.Simpson, F.A.Beck, D.Curien, G.de France, G.Duchene, D.Popescu Measurements on Prototype Ge and BGO Detectors for the Eurogam Array RADIOACTIVITY 60Co(β-); 207Bi(EC), (β+); measured unsuppressed γ-spectra. Prototype Ge, bismuth-germanate detectors. NUCLEAR REACTIONS 100Mo(34S, X), E=132 MeV; measured unsuppressed γ-spectra. Prototype Ge, bismuth-germanate detectors.
doi: 10.1016/0168-9002(92)90084-H
1992PO01 J.Phys.(London) G18, L29 (1992) M.G.Porquet, G.Bastin, C.Bourgeois, A.Korichi, N.Perrin, H.Sergolle, F.A.Beck High-Spin Study of 186Hg NUCLEAR REACTIONS 162Dy(28Si, 4n), E=135-150 MeV; measured Eγ, Iγ, γγ-coin. 186Hg deduced levels, J, π, band structure.
doi: 10.1088/0954-3899/18/2/003
1991PO15 Phys.Rev. C44, 2445 (1991) M.-G.Porquet, A.J.Kreiner, F.Hannachi, V.Vanin, G.Bastin, C.Bourgeois, J.Davidson, M.Debray, G.Falcone, A.Korichi, H.Mosca, N.Perrin, H.Sergolle, F.A.Beck, J.-C.Merdinger High-Spin Structure of 189Tl: Role of h9/2 Protons in the Minimum of Light Hg Isotopes NUCLEAR REACTIONS 165Ho(28Si, 4n), E=130-145 MeV; measured γγ-coin, γ(θ), γ polarization, DCO ratios. 189Tl deduced levels, γ-multipolarity, J, π, band structure, shape features.
doi: 10.1103/PhysRevC.44.2445
1991ZU01 Phys.Lett. 254B, 308 (1991) K.Zuber, D.Balouka, F.A.Beck, Th.Byrski, D.Curien, G.De France, G.Duchene, C.Gehringer, B.Haas, J.C.Merdinger, P.Romain, D.Santos, J.Styczen, J.P.Vivien, J.Dudek, Z.Szymanski, T.R.Werner A Comparative Study of Superdeformation in 146,147,148Gd. Possible Manifestations of the Pseudo-SU3 Symmetry, Octupole Shape Susceptibility and Superdeformed Deep-Hole Excitations NUCLEAR REACTIONS 122Sn(30Si, 5n), E=155 MeV; measured Eγ, Iγ, sum spectra. 147Gd deduced levels, J, π, superdeformed band features. Model comparison.
doi: 10.1016/0370-2693(91)91160-W
1990BY01 Phys.Rev.Lett. 64, 1650 (1990) T.Byrski, F.A.Beck, D.Curien, C.Schuck, P.Fallon, A.Alderson, I.Ali, M.A.Bentley, A.M.Bruce, P.D.Forsyth, D.Howe, J.W.Roberts, J.F.Sharpey-Schafer, G.Smith, P.J.Twin Observation of Identical Superdeformed Bands in N = 86 Nuclei NUCLEAR REACTIONS 130Te(26Mg, 6n), E=145 MeV; 130Te(27Al, 6n), E=150 MeV; measured γγ-coin, sum spectra. 150Gd, 151Tb deduced levels, J, π, superdeformed band structure.
doi: 10.1103/PhysRevLett.64.1650
1990HA25 Phys.Lett. 245B, 13 (1990) B.Haas, J.P.Vivien, S.K.Basu, F.A.Beck, Ph.Benet, T.Byrski, D.Curien, G.Duchene, C.Gehringer, H.Kluge, J.C.Merdinger, P.Romain, D.Santos, S.Flibotte, J.Gascon, P.Taras, E.Bozek, K.Zuber Feeding of the Superdeformed Yrast Band in 149Gd NUCLEAR REACTIONS 124Sn(30Si, 5n), E=150-160 MeV; measured γ-spectra. 149Gd deduced superdeformed yrast band relative Iγ.
doi: 10.1016/0370-2693(90)90156-Z
1990ZU02 Nucl.Phys. A520, 195c (1990) K.Zuber, D.Balouka, F.A.Beck, Th.Byrski, D.Curien, G.Duchene, C.Gehringer, B.Haas, J.C.Merdinger, P.Romain, D.Santos, J.Styczen, J.P.Vivien, J.Dudek, Z.Szymanski, T.Werner Superdeformed Bands in 14764Gd83, a Possible Test of the Existence of Octupole Correlations in Superdeformed Bands NUCLEAR REACTIONS 122Sn(30Si, 5n), E=155 MeV; measured Eγ, Iγ. 147Gd deduced levels, superdeformed band structure.
doi: 10.1016/0375-9474(90)91147-J
1989FA02 Phys.Lett. 218B, 137 (1989) P.Fallon, P.Alderson, M.A.Bentley, A.M.Bruce, P.D.Forsyth, D.Howe, J.W.Roberts, J.F.Sharpey-Schafer, P.J.Twin, F.A.Beck, T.Byrski, D.Curien, C.Schuck Superdeformed Bands in 150Gd and 151Tb: Evidence for the influence of high-N intruder states at large deformations NUCLEAR REACTIONS 130Te(26Mg, 6n), E=145 MeV; 130Te(27Al, 6n), E=150 MeV; measured γγ-coin, γγ(θ). 150Gd, 151Tb deduced levels, J, π, superdeformed band structure, shapes, moments of inertia.
doi: 10.1016/0370-2693(89)91408-1
1989KR06 Phys.Rev. C40, R487 (1989) A.J.Kreiner, V.R.Vanin, F.A.Beck, Ch.Bourgeois, Th.Byrski, D.Curien, G.Duchene, B.Haas, J.C.Merdinger, M.G.Porquet, P.Romain, S.Rouabah, D.Santos, J.P.Vivien Double Blocking in Doubly Odd Deformed Nuclei: The case of 178Re NUCLEAR REACTIONS 165Ho(18O, 5n), E=98 MeV; measured γγ-coin. 178Re deduced levels, J, π, band structure, dynamical moments of inertia, configurations. Double blocking technique.
doi: 10.1103/PhysRevC.40.R487
1989NY01 Z.Phys. A332, 235 (1989) B.M.Nyako, J.Gizon, D.Barneoud, A.Gizon, M.Jozsa, W.Klamra, F.A.Beck, J.C.Merdinger Observation of Band Structures in the Odd-Odd Nucleus 126La NUCLEAR REACTIONS 111Cd(19F, 4n), E=90 MeV; 93Nb(37Cl, 3np), E=155 MeV; measured γγ-, γ(X-ray)-coin. 126La deduced levels, J, π, band structure, configuration.
1989ZU01 Z.Phys. A332, 231 (1989) K.Zuber, E.Bozek, F.A.Beck, P.Benet, T.Byrski, D.Curien, G.Duchene, C.Gehringer, B.Haas, A.Kreiner, J.C.Merdinger, P.Romain, J.P.Vivien Non-Yrast States in 152Dy Around 22(h-bar), the Region into which the Discrete Superdeformed Band Drains NUCLEAR REACTIONS 124Sn(32S, 4n), E=132 MeV; measured γγ-coin. 152Dy deduced levels, J, π, superdeformed band drainage.
1988HA15 Nucl.Phys. A481, 135 (1988) F.Hannachi, G.Bastin, M.G.Porquet, C.Schuck, J.P.Thibaud, C.Bourgeois, L.Hildingsson, D.Jerrestam, N.Perrin, H.Sergolle, F.A.Beck, T.Byrski, J.C.Merdinger, J.Dudek High-Spin Excitations of 187,188Hg NUCLEAR REACTIONS 163,164Dy(28Si, xn), E=135-155 MeV; measured E(γ), I(γ), γγ-coin, γ(θ), linear polarization. 187,188Hg deduced levels, J, π. Enriched targets, Compton-suppressed Ge detectors, 4π-multidetector array. Cranking model, independent quasiparticle method, shell effects, Strutinsky approach.
doi: 10.1016/0375-9474(88)90477-0
1988HA19 Z.Phys. A330, 15 (1988) F.Hannachi, G.Bastin, M.G.Porquet, J.P.Thibaud, C.Bourgeois, L.Hildingsson, N.Perrin, H.Sergolle, F.A.Beck, J.C.Merdinger Collective Structures in 185Hg NUCLEAR REACTIONS 161Dy(28Si, xnypzα), E ≈ 135-160 MeV; measured σ(E). 161Dy(28Si, 4n), E=145 MeV; measured γγ-coin, γ(θ), linear polarization. 185Hg deduced levels, γ-branching, γ-multipolarity, band structure, Nilsson assignments, shape features, B(λ).
1988MA49 Nucl.Phys. A489, 169 (1988) J.P.Martin, V.Barci, H.El-Samman, A.Gizon, J.Gizon, W.Klamra, B.M.Nyako, F.A.Beck, Th.Byrski, J.C.Merdinger Collective Band Structures and Particle Alignments in 124Ba, 125Ba and 125Cs NUCLEAR REACTIONS 110Cd(18O, X), E=80 MeV; 96Zr(34S, X), E=160 MeV; measured E(γ), I(γ), γγ-coin, linear polarization. 124,125Ba, 125Cs deduced levels, J, π, routhians, γ-multipolarity, alignment. Enriched targets, Ge detectors, anti-Compton shields.
doi: 10.1016/0375-9474(88)90059-0
1987BE21 Phys.Lett. 192B, 49 (1987) F.A.Beck, T.Byrski, S.Rouabah, D.Curien, N.Bendjaballah, C.Costa, C.Gehringer, B.Haas, J.C.Merdinger, J.P.Vivien, G.Bastin, C.Schuck, D.Frekers, R.V.F.Janssens, T.L.Khoo, W.Kuhn, J.Dudek, F.Menas, W.Nazarewicz Shape Coexistence, Evolution and the Parallel Proton-Neutron Core Breaking in 68155Er87 Studied with the Help of the BaF2 4π-Detection System NUCLEAR REACTIONS 125Te(34S, 4n), E=150-170 MeV; measured σ(E), Eγ, Iγ, γγ-coin, γ(θ). 155Er deduced levels, J, π, γ-multipolarity, shape characteristics. Sum spectrometer, Compton-suppressed Ge detectors.
doi: 10.1016/0370-2693(87)91140-3
1987BY04 Nucl.Phys. A474, 193 (1987) T.Byrski, F.A.Beck, J.C.Merdinger, A.Nourreddine, H.W.Cranmer-Gordon, D.V.Elenkov, P.D.Forsyth, D.Howe, M.A.Riley, J.F.Sharpey-Schafer, J.Simpson, J.Dudek, W.Nazarewicz Search for Correlations between Prolate-Shape Collective and Oblate-Shape Non-Collective Nuclear Rotation: High-spin states in 159,160Yb NUCLEAR REACTIONS 120Sn(44Ca, 4n), (44Ca, 5n), E=210 MeV; measured γγ-coin, total energy γ spectra, Iγ(θ). 159,160Yb deduced levels, J, π, yrast bands. Bismuth germinate crystal ball. Model comparison. NUCLEAR STRUCTURE 159,160Yb; calculated levels, rotational band angular momentum alignments.
doi: 10.1016/0375-9474(87)90200-4
1987MA12 Z.Phys. A326, 337 (1987) J.P.Martin, V.Barci, H.El-Samman, A.Gizon, J.Gizon, B.Nyako, W.Klamra, F.A.Beck, T.Byrski, J.C.Merdinger The Band Structure in 124Ba NUCLEAR REACTIONS 96Zr(34S, 6n), E=140, 150, 160, 175 MeV; measured Eγ, Iγ, γ(θ), γγ-coin. 124Ba deduced levels, J, π, yrast band, Routhians, rotational frequencies. Enriched target, Compton suppressed Ge detectors. Cranked shell model.
1987NO06 Phys.Rev. C36, 2687 (1987) A.Nourreddine, J.P.Vivien, F.A.Beck, T.Byrski, G.Duchene, C.Gehringer, B.Haas, J.C.Merdinger, J.Gascon, P.Taras Simultaneous Population of Large and Small Deformation Bands at very High Spin in 152Dy NUCLEAR REACTIONS 74Ge(80Se, 2n), E=285 MeV; 76Ge(80Se, 4n), E=320 MeV; measured DSA, Eγ, Iγ. 152Dy deduced levels, T1/2, high spin continuum states average quadrupole moment.
doi: 10.1103/PhysRevC.36.2687
1987RO21 Z.Phys. A328, 493 (1987) M.S.Rouabah, Th.Byrski, F.A.Beck, D.Curien, B.Haas, J.C.Merdinger, J.P.Vivien, J.Gizon, B.Nyako High Spin Bands in 120Xe NUCLEAR REACTIONS 106Cd(18O, 4n), E=90 MeV; measured Eγ, Iγ, γ yield vs E, γγ-coin. 120Xe deduced levels, J, π, γ-branching, band structure.
1986HA42 Z.Phys. A325, 371 (1986) F.Hannachi, G.Bastin, M.G.Porquet, C.Schuck, J.P.Thibaud, C.Bourgeois, L.Hildingsson, D.Jerrestam, N.Perrin, H.Sergolle, F.A.Beck, T.Byrski, J.C.Merdinger Shape Coexistence in 187Hg NUCLEAR REACTIONS 164Dy(28Si, 5n), E=135-155 MeV; measured γγ-coin, σ(Eγ, E). 187Hg deduced levels, J, π, band structure, γ-branching, inter-, intraband transitions, shape coexistence. Enriched target.
1986TO09 Z.Phys. A325, 85 (1986) S.Tobbeche, J.Barrette, B.Haas, F.A.Beck, T.Byrski, G.Duchene, C.Gehringer, J.C.Merdinger, A.Nourreddine, J.P.Vivien Influence of the Giant Dipole Resonance in the Statistical Decay of the Compound Nucleus 160Er NUCLEAR REACTIONS, ICPND 144Nd(16O, 2n), (16O, 3n), (16O, 4n), (16O, 5n), (16O, 6n), E=76-105 MeV; measured residual production σ(E), γ-spectra. 160Er deduced GDR role in statistical decay. NaI, Ge(Li) detectors, TOF. Statistical model calculations. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1581. 1986VI05 Phys.Rev. C33, 2007 (1986) J.P.Vivien, A.Nourreddine, F.A.Beck, T.Byrski, C.Gehringer, B.Haas, J.C.Merdinger, D.C.Radford, Y.Schutz, J.Dudek, W.Nazarewicz Search for Superdeformation Effects in 144Gd NUCLEAR STRUCTURE 144Gd; calculated Routhians, superdeformed configuration temperature, pairing effects. Cranking model, Woods-Saxon fields. NUCLEAR REACTIONS 120Sn(28Si, 4n), E=125, 135, 145, 155 MeV; measured γ-spectra, γ(θ), multiplicity distribution, anisotropy. 144Gd level deduced isomer T1/2, superdeformation effects.
doi: 10.1103/PhysRevC.33.2007
1985AZ01 Z.Phys. A320, 699 (1985) F.Azgui, H.Emling, W.Spreng, H.J.Wollersheim, R.Kulessa, T.Byrski, F.A.Beck, G.J.Costa, J.Dudek, B.Haas, C.Gehringer, J.C.Merdinger, R.Seltz, J.P.Vivien, W.Nazarewicz Long-Lived High Spin States in 156Er: Signature for prolate-to-oblate shape transition NUCLEAR REACTIONS 123Sb(37Cl, 4n), E=158-160 MeV; measured γ spectra, recoil. 156Er deduced levels, J, π, T1/2, configurations.
doi: 10.1007/BF01411877
1985HA03 Phys.Rev.Lett. 54, 398 (1985) B.Haas, G.Duchene, F.A.Beck, T.Byrski, C.Gehringer, J.C.Merdinger, A.Nourredine, V.Rauch, J.P.Vivien, J.Barrette, S.Tobbeche, E.Bozek, J.Styczen, J.Keinonen, J.Dudek, W.Nazarewicz Strong Angular Momentum Effects in Near-Barrier Fusion Reactions NUCLEAR REACTIONS 144Nd(16O, xn), 123Sb(37Cl, xn), 96Zr(64Ni, xn), 80Se(80Se, xn), E=tandem; measured σ for x=2-5, evaporation residue σ, average γ-multiplicities. 160Er deduced near barrier angular momentum transfer entrance channel dependence. Ground state zero-point vibrations.
doi: 10.1103/PhysRevLett.54.398
1984BE49 Z.Phys. A319, 119 (1984) F.A.Beck, J.Dudek, B.Haas, J.C.Merdinger, A.Nourreddine, Y.Schutz, J.P.Vivien, Ph.Hubert, D.Dassie, G.Bastin, L.Nguyen, J.P.Thibaud, W.Nazarewicz High-Spin Structure in 154Er NUCLEAR REACTIONS 123Sb(35Cl, 4n), E=160 MeV; measured γγ-coin, γ(θ), linear polarization, relative γ yields. 154Er deduced levels, J, π, γ-multipolarity, configuration. Cranking model.
doi: 10.1007/BF01415624
1983HA02 Phys.Lett. 120B, 79 (1983) B.Haas, D.C.Radford, F.A.Beck, T.Byrski, C.Gehringer, J.C.Merdinger, A.Nourredine, Y.Schutz, J.P.Vivien γ Rays in the 2-18 MeV Range from the Reaction 120Sn(28Si, 4n)144Gd NUCLEAR REACTIONS 120Sn(28Si, 4n), E=145 MeV; measured continuum Eγ, Iγ(θ), γ-multiplicity. 144Gd deduced high spin GDR decay.
doi: 10.1016/0370-2693(83)90627-5
1983HA15 Z.Phys. A312, 251 (1983) K.Hardt, Y.K.Agarwal, C.Gunther, M.Guttormsen, R.Kroth, J.Recht, F.A.Beck, T.Byrski, J.C.Merdinger, A.Nourredine, D.C.Radford, J.P.Vivien, C.Bourgeois Observation of the Weakly Deformed νi213/2 Band in 188Hg NUCLEAR REACTIONS 168Er(24Mg, 4n), E=125 MeV; measured Eγ, Iγ, γγ-coin. 188Hg deduced levels, J, π, rotation aligned band structure, isomer T1/2, γ-branching, B(E2), configuration.
doi: 10.1007/BF01412168
1983RA19 Phys.Lett. 126B, 24 (1983) D.C.Radford, M.S.Rosenthal, P.D.Parker, J.A.Cizewski, J.H.Thomas, B.Haas, F.A.Beck, T.Byrski, J.C.Merdinger, A.Nourredine, Y.Schutz, J.P.Vivien, J.S.Dionisio, Ch.Vieu Very High Spin States and Isomerism in 153Ho NUCLEAR REACTIONS Pr(16O, xn), E=80-100 MeV; 122Sn(35Cl, xn), E=145-165 MeV; measured γ(θ), σ(Eγ, E), γγ-coin, (ce)(ce)(t). 153Ho deduced levels, J, π, T1/2, γ-branching, K-shell ICC, γ-multipolarity, B(E2), configurations.
doi: 10.1016/0370-2693(83)90008-4
1983TR01 Phys.Rev. C27, 166 (1983) J.Treherne, J.Genevey, S.Andre, R.Beraud, A.Charvet, R.Duffait, A.Emsallem, M.Meyer, C.Bourgeois, P.Kilcher, J.Sauvage, F.A.Beck, T.Byrski Band Structure and Coupling Modes in Doubly-Odd Transitional 104-102Ag NUCLEAR REACTIONS, ICPND 94Mo(12C, np), E=41-57 MeV; 92Mo(12C, np), E=50 MeV; 89Y(16O, 3n), E=60-80 MeV; 92Mo(14N, 2n2p), E=72 MeV; measured Iγ, I(ce), Iγ(θ), γγ-coin, γ(t), linear polarization, relative Iγ vs E, γ yield. 104,102Ag deduced levels, J, π, ICC, γ-multipolarity, δ, T1/2, band structure. Enriched Mo targets, Ge(Li) detectors, intrinsic Ge Compton polarimeter, electron orange spectrometer. Axial rotor plus two-quasiparticle model.
doi: 10.1103/PhysRevC.27.166
1982SC07 Phys.Rev.Lett. 48, 1534 (1982) Y.Schutz, J.P.Vivien, F.A.Beck, T.Byrski, C.Gehringer, J.C.Merdinger, J.Dudek, W.Nazarewicz, Z.Szymanski Search for Collective Effects in Very High Spin States of 152Dy NUCLEAR REACTIONS 123Sn(32S, xn), E=160 MeV; measured γγ(θ) ratio, γγ(E). 152Dy deduced high spin collective effects, superdeformed configuration parameters, moments of inertia. Rotating Woods-Saxon potential.
doi: 10.1103/PhysRevLett.48.1534
1981BO08 Z.Phys. A299, 85 (1981) C.Bourgeois, A.Zerrouki, M.G.Desthuilliers-Porquet, F.A.Beck, T.Byrski High-Spin States in 189Hg NUCLEAR REACTIONS 175Lu(19F, 5n), E=100 MeV; measured σ(E, Eγ), σ(Eγ, θ), γγ-coin, γγ(θ), oriented nuclei, linear polarization, γ(θ). 189Hg deduced levels, J, π, δ, γ-multipolarity, rotational band. Triaxial-rotor plus particle model. Ge(Li), hyperpure Ge detectors.
doi: 10.1007/BF01415746
1981BY02 Phys.Lett. 102B, 235 (1981) T.Byrski, F.A.Beck, C.Gehringer, J.C.Merdinger, Y.Schutz, J.P.Vivien, J.Dudek, W.Nazarewicz, Z.Szymanski Second Backbending in the Yrast Line of 156Er NUCLEAR REACTIONS 141Pr(19F, 4n), E=95 MeV; 123Sb(37Cl, 4n), E=170 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ), oriented nuclei. 156Er deduced levels, J, π, backbending, band crossing effects. Cranked HFB calculation.
doi: 10.1016/0370-2693(81)90865-0
1980BY02 J.Phys.(Paris), Colloq.C-10, 98 (1980) T.Byrski, F.A.Beck, C.Gehringer, J.C.Merdinger, Y.Schutz, J.P.Vivien Irregularities in the Yrast Line of 156Er NUCLEAR REACTIONS 141Pr(19F, 4n), E=95 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ), oriented nuclei. 153Er deduced decay of yrast band, backbending. Ge(Li) detectors.
1980ME11 Nucl.Phys. A346, 281 (1980) J.C.Merdinger, F.A.Beck, E.Bozek, T.Byrski, C.Gehringer, Y.Schutz, J.P.Vivien Magnetic Moments of the I(π) = 10+ Isomers in Ce and Nd N = 80 Isotones NUCLEAR REACTIONS 130Te(12C, 4n), E=60 MeV; 128Te(16O, 4n), E=70 MeV; measured Iγ(θ, H, t). 138Ce, 140Nd levels deduced g. Time differential perturbed angular distribution method, enriched targets.
doi: 10.1016/0375-9474(80)90501-1
1980TR05 Nucl.Phys. A342, 357 (1980) J.Treherne, J.Genevey, R.Beraud, A.Charvet, R.Duffait, M.Meyer, F.A.Beck, T.Byrski Collective Excitation of 103Ag Following the (12C, p2nγ) Reaction NUCLEAR REACTIONS 94Mo(12C, 2np), E=44-65 MeV; measured Eγ, Iγ, γ(θ), linear polarization, 12Cγ(t), γγ(t), γ(K X-ray)-coin. 103Ag deduced levels, J, π. Ge(Li) detectors.
doi: 10.1016/0375-9474(80)90260-2
1980VI06 J.Phys.(Paris), Colloq.C-10, 135 (1980) J.P.Vivien, Y.Schutz, F.A.Beck, T.Byrski, C.Gehringer, J.C.Merdinger Gamma-Ray Transition Energy Correlations in 156Er and 160Yb NUCLEAR REACTIONS 148Sm(16O, 4n), E=105 MeV; 141Pr(19F, 4n), E=100 MeV; measured γγ-coin, energy correlation. 156Er, 160Yb deduced moment of inertia, single particle aligned angular momentum.
1979BE02 Phys.Rev.Lett. 42, 493 (1979) F.A.Beck, E.Bozek, T.Byrski, C.Gehringer, J.C.Merdinger, Y.Schutz, J.Styczen, J.P.Vivien Second Irregularity in the Yrast Line of 160Yb NUCLEAR REACTIONS 148Sm(16O, 4nγ), E=95, 105 MeV; measured Eγ, Iγ, γ(θ), γγ-coin, γγ(θ), oriented nuclei. 160Yb deduced yrast states, second backbend.
doi: 10.1103/PhysRevLett.42.493
1979ME01 Phys.Rev.Lett. 42, 23 (1979) J.C.Merdinger, F.A.Beck, T.Byrski, C.Gehringer, J.P.Vivien, E.Bozek, J.Styczen Yrast Isomers and Possible Oblate Shape in 152Dy NUCLEAR REACTIONS 140Ce(16O, 4n), E=88 MeV; 141Pr(15N, 4n), E=80 MeV; measured Eγ, Iγ, γγ-coin, nγ(t). 152Dy levels deduced E, J, π. Comparison with microscopic calculations.
doi: 10.1103/PhysRevLett.42.23
1979ST13 Nucl.Phys. A327, 295 (1979) J.Styczen, E.Bozek, T.Pawlat, Zb.Stachura, F.A.Beck, C.Gehringer, B.Haas, J.C.Merdinger, N.Schulz, P.Taras, M. Toulemonde, J.P.Vivien, A.Muller-Arnke High-Spin States in 50Ti, 52Cr and 54Fe NUCLEAR REACTIONS 48Ca, 50Ti, 52Cr(α, 2nγ), E=24-33 MeV; measured Eγ, σ(E, θγ), linear polarization, γγ-coin, σ(θγ, t). 50Ti, 52Cr, 54Fe deduced levels, J, π, δ, T1/2. Enriched targets.
doi: 10.1016/0375-9474(79)90261-6
1979TO05 J.Phys.(London) G5, 819 (1979) M.Toulemonde, F.A.Beck, C.Gehringer, B.Haas, J.C.Merdinger, N.Schulz, J.P.Vivien Experimental Evidence for Low-Lying Intruder States in 54Mn NUCLEAR REACTIONS 52Cr(α, npγ), E=33 MeV; measured γγ-coin, γ(θ), linear polarization. 54Mn deduced J, π, δ, γ-branching ratio. Enriched target. Comparison, shell model.
doi: 10.1088/0305-4616/5/6/009
1979VI10 Phys.Lett. 85B, 325 (1979) J.P.Vivien, Y.Schutz, F.A.Beck, E.Bozek, T.Byrski, C.Gehringer, J.C.Merdinger Multipolarity of the Continuum γ-Rays in 152Dy and 160Er via Linear Polarisation Measurements NUCLEAR REACTIONS 140Ce(16O, 4n), E=89 MeV; 148Nd(16O, 4n), E=85 MeV; measured γ-linear polarization γ(θ). 152Dy, 160Er deduced δ of continuum transitions.
doi: 10.1016/0370-2693(79)91263-2
1978BE20 Phys.Rev. C17, 1895 (1978) F.A.Beck, T.Byrski, M.Toulemonde, J.P.Vivien Lifetimes of the First and Second Excited 3/2- States in 41Ca Using the 2H(40Ca, p)41Ca Reaction NUCLEAR REACTIONS 2H(40Ca, pγ), E=60 MeV; measured DSA. 41Ca levels deduced T1/2.
doi: 10.1103/PhysRevC.17.1895
1978BE73 Hyperfine Interactions 4, 181 (1978) F.A.Beck, T.Byrski, G.J.Costa, W.L.Randolph, J.P.Vivien Nuclear g-Factor and Lifetime of the 5.24 MeV 5/2+ Level in 15O NUCLEAR REACTIONS 3He(16O, α), E=50.8 MeV; measured Doppler-shifted Eγ, Iγ(θ), αγ-coin. 15O level deduced T1/2, g factor.
doi: 10.1007/BF01021819
1978HA17 Phys.Rev.Lett. 40, 1313 (1978) B.Haas, F.A.Beck, C.Gehringer, J.C.Merdinger, N.Schulz, P.Taras, M.Toulemonde, J.P.Vivien, J.Styczen, E.Bozek, Z.Stachura, T.Pawlat, A.Muller-Arnke High-Spin Neutron Particle-Hole States in Even N = 28 Isotones NUCLEAR REACTIONS 48Ca, 50Ti, 52Cr(α, 2nγ), E=27-33 MeV; measured σ(E, Eγ, θ), γγ-coin, γγ(θ), linear polarization, γ(t). 50Ti deduced levels, J, π, λ, δ, B(λ). 52Cr deduced configuration mixing.
doi: 10.1103/PhysRevLett.40.1313
1977BE30 Phys.Rev. C16, 679 (1977) F.A.Beck, T.Byrski, G.J.Costa, J.P.Vivien Magnetic Moment and Lifetime of the First Excited State of Mirror Nuclei 21Ne and 21Na NUCLEAR REACTIONS 4He(18O, n), E=19 MeV; 10B(16O, αn), E=42 MeV; 2H(20Ne, n), E=14 MeV; measured γ(θ, t), DSA. 21Ne 350 keV level, 21Na 332 keV level deduced T1/2, g, ionic electron configurations, B(M1).
doi: 10.1103/PhysRevC.16.679
1976BE16 Phys.Rev. C13, 1792 (1976) F.A.Beck, T.Byrski, A.Knipper, J.P.Vivien Angular Correlation and Gamma Ray Linear Polarization Measurements in 29Al NUCLEAR REACTIONS 26Mg(α, pγ), E=14.2 MeV; measured pγ(θ), Eγ, Iγ, linear polarization. 29Al deduced levels, J, π, δ, γ-branching. Enriched target. Ge(Li) Compton polarimeter.
doi: 10.1103/PhysRevC.13.1792
1974BE05 Nucl.Phys. A218, 213 (1974) F.A.Beck, T.Byrski, G.Costa, P.Engelstein Lifetime Measurements in 29Al NUCLEAR REACTIONS 26Mg(α, p), E=7-11 MeV; 27Al(t, p), E=2.5, 2.8 MeV; measured DSA, recoil distance. 29Al levels deduced T1/2. Isotopic, natural targets.
doi: 10.1016/0375-9474(74)90032-3
1974BE43 Nucl.Phys. A228, 393 (1974) F.A.Beck, T.Byrski, P.Engelstein, J.P.Vivien Lifetimes of 26Mg, 26Al and 30Si Levels NUCLEAR REACTIONS 23Na(α, p), (α, n), E=5.85 MeV; 27Al(α, p), E=3.90 MeV; measured recoil distance. 26Mg, 26Al, 30Si levels deduced T1/2. Natural targets.
doi: 10.1016/0375-9474(74)90610-1
1974BY01 Nucl.Phys. A223, 125 (1974) T.Byrski, F.A.Beck, P.Engelstein, M.Forterre, A.Knipper Etude de la Structure du Noyau 29P NUCLEAR REACTIONS 28Si(p, γ), E=0.35-2.65 MeV; 28Si(d, nγ), E=2.8, 5.1 MeV; measured Eγ, Iγ, dσ(θ(γ)), γγ(θ), Doppler shift attenuation. 29P levels, deduced E(X), J, γ-branching, γ-mixing, T1/2. Enriched target.
doi: 10.1016/0375-9474(74)90281-4
1973BR33 Nucl.Phys. A216, 603 (1973) C.Broude, F.A.Beck, P.Engelstein Consistency Study of DSA Lifetime Measurements NUCLEAR REACTIONS 24Mg(α, α'γ), (α, pγ), E=6.18 MeV; measured recoil distance, Doppler-shift attenuation. 24Mg, 27Al levels deduced T1/2. Enriched targets.
doi: 10.1016/0375-9474(73)90173-5
1972CO08 Nucl.Phys. A181, 132 (1972) Mesures de Vies Moyennes et de Coefficients de Melange dans le Noyau 27Mg NUCLEAR REACTIONS 26Mg(d, pγ), E=2.0-5.5 MeV; measured σ(Eγ, θ), γγ(θ), Eγ(θ). 27Mg levels deduced γ-mixing, T1/2, B(E2), B(M1). Enriched 26Mg target.
doi: 10.1016/0375-9474(72)90906-2
1972CO09 Nucl.Phys. A181, 174 (1972) G.Costa, F.A.Beck, D.Magnac-Valette Lifetime of the First Excited State of 8Li NUCLEAR REACTIONS 9Be(t, α), E=1.0 MeV; measured Eγ(θ), Doppler-shift attenuation. 8Li deduced T1/2.
doi: 10.1016/0375-9474(72)90909-8
1969GO11 Nucl.Instr.Methods 69, 163 (1969) S.Gorodetzky, F.A.Beck, P.Engelstein, T.Byrski, A.Knipper Appareillage Multicompteur pour la Mesure de Correlations Angulaires RADIOACTIVITY 207Bi; measured γγ(θ). NUCLEAR REACTIONS 53Cr(p, n), E not given; measured γγ(θ). Seven-detector goniometer.
doi: 10.1016/0029-554X(69)90589-8
1968GO15 Nucl.Phys. A117, 208(1968) S.Gorodetzky, F.A.Beck, T.Byrski, A.Knipper Determination de Moments Angulaires et de Melanges Multipolaires dans le 211Bi RADIOACTIVITY 211Pb; measured Eγ, Iγ, γγ-, γce-coin, γγ(θ), γ-polarization; 211Bi deduced levels, J, π, delta(M1+E2). Ge(Li) detector.
doi: 10.1016/0375-9474(68)90870-1
1968GO17 Nucl.Phys. A118, 545(1968) S.Gorodetzky, F.A.Beck, R.Bertini, J.Chevallier, A.Knipper Distribution Angulaire et Polarisation Plane des Rayons Gamma de 955 keV du 12B NUCLEAR REACTIONS 11B(d, p1), E=0.5-5.5 MeV; measured σ(E;Eγ, θ), γ-polarization. 12B level deduced J, π, delta. Enriched target.
doi: 10.1016/0375-9474(68)90439-9
1968GO18 Nucl.Phys. A118, 556(1968) S.Gorodetzky, F.A.Beck, R.Bertini, A.Knipper Distribution Angulaire du Groupe de Protons p1 et Correlation Angulaires p1-γ dans la Reaction 11B(d, p)12B NUCLEAR REACTIONS 11B(d, p), E=0.7 MeV; measured σ(Ep, θ), pγ(θ); deduced reaction mechanism. Natural targets.
doi: 10.1016/0375-9474(68)90440-5
1966GO21 Nucl.Phys. 85, 576 (1966) S.Gorodetzky, F.A.Beck, R.Bertini, E.Bozek, A.Knipper Distribution Angulaire, Correlations Angulaires et Polarisation Plane des Rayons Gamma de la Reaction 53Cr(p, n)53Mn NUCLEAR REACTIONS 53Cr(p, nγ), E = 3.15, 3.25 MeV; measured σ(Eγ, θ), γ-polarization (θ), γγ(θ). 53Mn levels deduced, J, π, deltaγ. Natural, enriched targets.
doi: 10.1016/0029-5582(66)90323-3
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