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NSR database version of April 27, 2024.

Search: Author = S.Perries

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2001BA39      Eur.Phys.J. A 10, 145 (2001)

A.Bauchet, I.Deloncle, M.-G.Porquet, A.Astier, N.Buforn, M.Meyer, S.Perries, N.Redon, B.J.P.Gall, F.Hoellinger, N.Schulz, G.Duchene, S.Courtin, Ts.Venkova, P.A.Butler, N.Amzal, R.D.Herzberg, A.Chewter, R.Cunningham, M.Houry, R.Lucas, W.Urban, A.Nowak, E.Piasecki, J.Duprat, C.Petrache, T.Kroll

First Identification of Rotational Bands in ¹⁰³Tc: Evolution of intrinsic proton states of the ₄₃^97-105Tc Isotopes

NUCLEAR REACTIONS ¹⁷⁶Yb(³⁷Cl, F), E=170 MeV; measured Eγ, Iγ, γγ-coin. ¹⁰³Tc deduced high-spin levels, possible J, π. Level systematics in neighboring nuclides discussed. Euroball III array.

NUCLEAR STRUCTURE ^{97,98,99,100,101,102,103,104,105}Tc; analyzed levels, J, π; deduced band head configurations.

doi: 10.1007/s100500170126
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2001BA76      Acta Phys.Hung.N.S. 13, 189 (2001)

A.Bauchet, I.Deloncle, M.-G.Porquet, A.Astier, N.Buforn, M.Meyer, S.Perries, N.Redon, B.J.P.Gall, F.Hoellinger, N.Schulz, G.Duchene, S.Courtin, Ts.Venkova, P.A.Butler, N.Amzal, R.Herzberg, A.Chewter, R.Cunningham, M.Houry, R.Lucas, A.Nowak, E.Piasecki, W.Urban, J.Duprat, C.Petrache, T.Kroll

High-Spin Structures of Odd-A ₄₃^97-105Tc Isotopes

NUCLEAR REACTIONS ¹⁷⁶Yb(³⁷Cl, xn), E=170 MeV; measured Eγ, Iγ, γγ-coin following residual nucleus fission. ^{97,99,101,103,105}Tc deduced high-spin levels, J, π. Euroball 3 array, fusion-fission reaction.

doi: 10.1556/APH.13.2001.1-3.25
Citations: PlumX Metrics

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
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2000BU06      Eur.Phys.J. A 7, 347 (2000)

N.Buforn, A.Astier, J.Meyer, M.Meyer, S.Perries, N.Redon, O.Stezowski, M.G.Porquet, I.Deloncle, A.Bauchet, J.Duprat, B.J.P.Gall, C.Gautherin, E.Gueorguieva, F.Hoellinger, T.Kutsarova, R.Lucas, A.Minkova, N.Schulz, H.Sergolle, Ts.Venkova, A.N.Wilson

Evidence for Deformation in ^113-116Cd Isotopes

NUCLEAR REACTIONS ¹⁷⁶Yb(²⁸Si, F), E=145 MeV; measured Eγ, Iγ(θ), γγ-coin. ^{113,114,115,116}Cd deduced high-spin levels J, π, alignments, deformation. Comparison with theoretical calculations. Eurogam2 array.

doi: 10.1007/s100500050401
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2000BU23      Phys.Scr. T88, 45 (2000)

N.Buforn, A.Astier, J.Meyer, M.Meyer, S.Perries, N.Redon, M.G.Porquet, I.Deloncle, A.Bauchet, F.Azaiez, S.Bouneau, C.Bourgeois, J.Duprat, B.J.P.Gall, C.Gautherin, E.Gueorguieva, F.Hoellinger, T.Kutsarova, R.Lucas, A.Minkova, N.Schulz, H.Sergolle, T.Venkova, A.N.Wilson

High-Spin Structure of the ^113-116Cd Isotopes Produced by Heavy-Ion Induced Fission Reaction

NUCLEAR REACTIONS ¹⁷⁶Yb(²⁸Si, F)¹¹³Cd/¹¹⁴Cd/¹¹⁵Cd/¹¹⁶Cd/, E=165 MeV; measured Eγ, Iγ, γγ-coin. ^{113,114,115,116}Cd deduced high-spin levels, J, π. Level systematics in neighboring isotopes discussed. Eurogam II array.

doi: 10.1238/Physica.Topical.088a00045
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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 νj_15/2 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
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2000DE33      Eur.Phys.J. A 8, 177 (2000)

I.Deloncle, A.Bauchet, M.-G.Porquet, M.Girod, S.Peru, J.-P.Delaroche, A.Wilson, B.J.P.Gall, F.Hoellinger, N.Schulz, E.Gueorguieva, A.Minkova, T.Kutsarova, Ts.Venkova, J.Duprat, H.Sergolle, C.Gautherin, R.Lucas, A.Astier, N.Buforn, M.Meyer, S.Perries, N.Redon

High-Spin Structure of the Neutron-Rich ₄₄^{104, 106, 108}Ru Isotopes: γ-Vibrational bands and two-quasiparticle excitations

NUCLEAR REACTIONS ¹⁷⁶Yb(²⁸Si, X), E=145 MeV; measured Eγ, Iγ, γγ-coin following fission. ^104,106,108Ru deduced high-spin levels, J, π, alignments. Comparison with cranked mean-field calculations. Eurogam array.

doi: 10.1007/s100530050024
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2000DE60      Acta Phys.Hung.N.S. 12, 207 (2000)

I.Deloncle, A.Bauchet, M.-G.Porquet, A.Wilson, M.Girod, S.Peru, J.-P.Delaroche, B.J.P.Gall, F.Hoellinger, N.Schulz, E.Gueorguieva, A.Minkova, T.Kutsarova, Ts.Venkova, J.Duprat, H.Sergolle, C.Gautherin, R.Lucas, A.Astier, N.Buforn, M.Meyer, S.Perries, N.Redon

γ-Vibrational Bands and Two-Quasiparticle States in the ^{102, 104, 106, 108}Ru Neutron-Rich Isotopes

NUCLEAR REACTIONS ¹⁷⁶Yb(²⁸Si, F)¹⁰²Ru/¹⁰⁴Ru/¹⁰⁶Ru/¹⁰⁸Ru, E=145 MeV; measured Eγ, Iγ, γγ-coin; deduced production σ. ^{102,104,106,108}Ru deduced high-spin levels, configurations, collective features. Eurogam2 array.

1999DA30      Nucl.Phys. (Supplement) A654, 655c (1999)

H.Dancer, S.Perries, P.Bonche, H.Flocard, P.-H.Heenen, J.Meyer, M.Meyer

Generator Coordinate Method and Superdeformation in A = 190 Nuclei

NUCLEAR STRUCTURE ^{190,192,194,196}Hg, ^{192,194,196,198}Pb; calculated E0, E2 transition rates for decay out of superdeformed bands; deduced E2 transition dominance.

doi: 10.1016/S0375-9474(00)88520-6
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1999HO25      Eur.Phys.J. A 6, 43 (1999)

M.Houry, R.Lucas, M.-G.Porquet, Ch.Theisen, M.Girod, M.Aiche, M.M.Aleonard, A.Astier, G.Barreau, F.Becker, J.F.Chemin, I.Deloncle, T.P.Doan, J.L.Durell, K.Hauschild, W.Korten, Y.Le Coz, M.J.Leddy, S.Perries, N.Redon, A.A.Roach, J.N.Scheurer, A.G.Smith, B.J.Varley

Structure of Neutron Rich Palladium Isotopes Produced in Heavy Ion Induced Fission

NUCLEAR REACTIONS ²³⁸U(¹²C, F), E=90 MeV; measured Eγ, Iγ, γγ-coin. ^{109,110,111,112,113,114,115,116,118}Pd deduced high-spin levels, J, π, rotational bands, configurations, deformation, no shape transition. Euroball III array.

doi: 10.1007/s100500050315
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1999PE19      Phys.Rev. C60, 064313 (1999)

S.Perries, A.Astier, L.Ducroux, M.Meyer, N.Redon, C.M.Petrache, D.Bazzacco, G.Falconi, S.Lunardi, M.Lunardon, C.Rossi Alvarez, C.A.Ur, R.Venturelli, G.Viesti, I.Deloncle, M.G.Porquet, G.de Angelis, M.de Poli, C.Fahlander, E.Farnea, D.Foltescu, A.Gadea, D.R.Napoli, Zs.Podolyak, A.Bracco, S.Frattini, S.Leoni, B.Cederwall, A.Johnson, R.A.Wyss

Decay-Out of the Yrast Superdeformed Band in ¹³⁶Nd: Towards an experimental extraction of the neutron pairing gap at large deformation

NUCLEAR REACTIONS ¹¹⁰Pd(³⁰Si, 4n), E=130 MeV; measured Eγ, Iγ, γγ-coin. ¹³⁶Nd deduced high-spin levels, J, π, superdeformed band, discrete linking transitions, pairing features. Eurogam III array. Comparisons with neighboring isotopes.

doi: 10.1103/PhysRevC.60.064313
Citations: PlumX Metrics

1999PE24      Nucl.Phys. (Supplement) A654, 714c (1999)

S.Perries, A.Astier, L.Ducroux, M.Meyer, N.Redon, C.M.Petrache, D.Bazzacco, G.Falconi, S.Lunardi, M.Lunardon, C.Rossi Alvarez, C.A.Ur, R.Venturelli, G.Viesti, I.Deloncle, M.G.Porquet, G.de Angelis, M.de Poli, C.Fahlander, E.Farnea, D.Foltescu, A.Gadea, D.R.Napoli, Zs.Podolyak, A.Bracco, S.Frattini, S.Leoni, B.Cederwall, A.Johnson, R.A.Wyss

Decay-Out of the Yrast Superdeformed Band in ¹³⁶Nd: Towards an experimental extraction of the neutron pairing gap in the second well

NUCLEAR REACTIONS ¹¹⁰Pd(³⁰Si, 4n), E=130 MeV; measured Eγ, γγ-coin. ¹³⁶Nd deduced high-spin levels, J, π, superdeformed band linking transitions, pairing correlations effects. Comparison with strong-coupling model. Euroball III array.

doi: 10.1016/S0375-9474(00)88533-4
Citations: PlumX Metrics

1997AS04      Z.Phys. A358, 195 (1997)

A.Astier, L.Ducroux, R.Duffait, Y.Le Coz, M.Meyer, S.Perries, N.Redon, J.F.Sharpey-Schafer, A.N.Wilson, B.J.P.Gall, R.Collatz, I.Deloncle, F.Hannachi, A.Lopez-Martens, M.G.Porquet, C.Schuck, F.Azaiez, S.Bouneau, C.Bourgeois, A.Korichi, N.Poffe, H.Sergolle, R.Lucas, V.Meot, I.Hibbert, R.Wadsworth

High Spin Investigation in ¹⁹³Pb with EUROGAM 2: Coexistence of superdeformed and dipole bands

NUCLEAR REACTIONS ¹⁶⁸Er(³⁰Si, 5n), E=159 MeV; measured Eγ, Iγ, γγγ-coin. ¹⁹³Pb deduced high-spin levels, J, π, configurations, B(M1)/B(E2) ratio, dipole, superdeformed bands coexistence related features. Hartree-Fock calculations.

doi: 10.1007/s002180050305
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1997PE04      Phys.Rev. C55, 1797 (1997)

S.Perries, D.Samsoen, J.Meyer, M.Meyer, P.Quentin

Collective Gyromagnetic Ratios and the Structure of Odd Superdeformed A = 190 Nuclei

NUCLEAR STRUCTURE ¹⁵²Sm, ¹⁵⁸Gd, ¹⁶²Dy, ¹⁶⁶Er, ¹⁷⁴Yb, ¹⁷⁸Hf, ^182,184W, ^188,190,192Os, ¹⁹⁴Pt; calculated ground state collective gyromagnetic factors. ^{190,192,194,196,198,200}Pb, ^{188,190,192,194,196,198}Hg; calculated gyromagnetic ratios at superdeformed minima, (g(K)-g(R)/Q⁰)K. ¹⁹³Hg, ¹⁹³Pb, ^193,195Tl; calculated superdeformed minima magnetic properties. Microsocopic approach.

doi: 10.1103/PhysRevC.55.1797
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1996DU05      Phys.Rev. C53, 2701 (1996)

L.Ducroux, A.Astier, R.Duffait, Y.Le Coz, M.Meyer, S.Perries, N.Redon, J.F.Sharpey-Schafer, A.N.Wilson, B.J.P.Gall, R.Collatz, I.Deloncle, F.Hannachi, A.Lopez-Martens, M.G.Porquet, C.Schuck, F.Azaiez, S.Bouneau, C.Bourgeois, A.Korichi, N.Poffe, H.Sergolle, R.Lucas, V.Meot, I.Hibbert, R.Wadsworth

Configurations of Superdeformed Bands in ¹⁹³Pb

NUCLEAR REACTIONS ¹⁶⁸Er(³⁰Si, 5n), E=159 MeV; measured γγ-coin. ¹⁹³Pb deduced levels, J, π, superdeformed bands configurations, B(λ), ratios.

doi: 10.1103/PhysRevC.53.2701
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1996DU18      Z.Phys. A356, 241 (1996)

L.Ducroux, A.Astier, R.Duffait, Y.Le Coz, M.Meyer, S.Perries, N.Redon, J.F.Sharpey-Schafer, A.N.Wilson, R.Lucas, V.Meot, R.Collatz, I.Deloncle, F.Hannachi, A.Lopez-Martens, M.G.Porquet, C.Schuck, F.Azaiez, S.Bouneau, C.Bourgeois, A.Korichi, N.Poffe, H.Sergolle, B.J.P.Gall, I.Hibbert, R.Wadsworth

Dipole Bands and Multi-Quasiparticle Excitations in ¹⁹³Pb

NUCLEAR REACTIONS ¹⁶⁸Er(³⁰Si, 5n), E=159 MeV; measured γγγ-coin, γ(θ). ¹⁹³Pb deduced high-spin levels, J, π, dipole band structure, configuration, B(λ) ratios. Microscopic HF+BCS calculations.

doi: 10.1007/s002180050175
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1996PE20      Z.Phys. A356, 1 (1996)

S.Perries, A.Astier, L.Ducroux, R.Duffait, Y.Le Coz, M.Meyer, N.Redon, F.Azaiez, S.Bouneau, C.Bourgeois, R.Collatz, I.Deloncle, B.J.P.Gall, F.Hannachi, I.Hibbert, A.Korichi, A.Lopez-Martens, R.Lucas, V.Meot, N.Poffe, M.G.Porquet, C.Schuck, H.Sergolle, J.F.Sharpey-Schafer, R.Wadsworth, A.N.Wilson

Possible Candidates for Discrete Gamma Rays Linking Superdeformed and Yrast States in an Odd Nucleus: ¹⁹³Pb

NUCLEAR REACTIONS ¹⁶⁸Er(³⁰Si, 5n), E=159 MeV; measured γγγ-coin. ¹⁹³Pb deduced superdeformed band, high-spin levels, J, π, decay features.

doi: 10.1007/s002180050136
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1995DU07      Z.Phys. A352, 13 (1995)

L.Ducroux, A.Astier, R.Beraud, R.Duffait, Y.Le Coz, M.Meyer, S.Perries, N.Redon, J.F.Sharpey-Schafer, A.N.Wilson, R.Collatz, I.Deloncle, F.Hannachi, M.Kaci, A.Lopez-Martens, M.G.Porquet, C.Schuck, F.Azaiez, S.Bouneau, C.Bourgeois, J.Duprat, A.Korichi, N.Perrin, N.Poffe, H.Sergolle, D.Goutte, R.Lucas, V.Meot, I.Hibbert, R.Wadsworth, F.Beck, D.Curien, G.De France, G.Duchene, B.Gall, B.Haas, J.P.Vivien

Configuration of the Existence of a Superdeformed Rotational Band in ¹⁹²Pb

NUCLEAR REACTIONS ¹⁶⁸Er(³⁰Si, 6n), E=159 MeV; measured γγ-coin. ¹⁹²Pb deduced superdeformed band.

doi: 10.1007/BF01292756
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