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18 Result(s)

within M. Houry Remove this filter Particle and Nuclear Physics Remove this filter

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  1. No Access

    Article

    High-spin structures of 124−131Te: Competition of proton- and neutron-pair breakings

    The 124-131Te nuclei have been produced as fission fragments in two fusion reactions induced by heavy ions ( 12C + 238U at 90MeV bombarding energy and 18O + 208Pb at 85MeV) and studied with the Euroball array. Th...

    A. Astier, M. -G. Porquet, Ts. Venkova, Ch. Theisen… in The European Physical Journal A (2014)

  2. No Access

    Article

    Structure of rotational bands in 253No

    In-beam gamma-ray and conversion electron spectroscopic studies have been performed on the 253 No nucleus. A strongly coupled rotational band has been identified and the improved statistic...

    R. -D. Herzberg, S. Moon, S. Eeckhaudt, P. T. Greenlees… in The European Physical Journal A (2009)

  3. No Access

    Article

    New high-spin states of 142 58Ce and 140 56Ba from fusion-fission reactions: Proton excitations in the N = 84 isotones

    High-spin states in the 142Ce and 140Ba nuclei have been populated in the 12C + 238U and 18O + 208Pb fusion-fission reactions at 90MeV and 85MeV bombarding energy, respectively. The emitted γ -radiation was detec...

    Ts. Venkova, M. -G. Porquet, I. Deloncle, P. Petkov… in The European Physical Journal A (2007)

  4. No Access

    Article

    Recoil-fission tagging of the transfermium nucleus 252No

    An in-beam study of the transfermium nucleus 252No has been performed using the JUROSPHERE II array of germanium detectors coupled to the gas-filled recoil separator RITU. A new technique of recoil-fission taggin...

    A. -P. Leppänen, J. Uusitalo… in The European Physical Journal A - Hadrons … (2006)

  5. No Access

    Article

    A new high-spin level scheme for 149Nd from a fusion-fission reaction

    A new high-spin level scheme of 149Nd has been identified, which is at variance with the one previously published. The states have been populated in the 12C + 238U fusion-fission reaction at 90MeV bombarding ener...

    Ts. Venkova, M. -G. Porquet, M. Houry… in The European Physical Journal A - Hadrons … (2006)

  6. No Access

    Article

    New high-spin states of 147Nd and 145Ce: Octupole correlation in the N = 87 isotones

    High-spin states of the N = 87 nuclei, 147Nd and 145Ce, have been populated in the 12C + 238U and 18O + 208Pb fusion-fission reactions at 90 MeV and 85 MeV bombarding energy, respectively. The emitted γ-radiation...

    Ts. Venkova, M. -G. Porquet, A. Astier… in The European Physical Journal A - Hadrons … (2005)

  7. No Access

    Article

    High-spin structures of 51 121, 123, 125, 127Sb nuclei: Single proton and core-coupled states

    The 121,123,125,127Sb nuclei have been produced as fission fragments in three reactions induced by heavy ions: 12C + 238U at 90 MeV bombarding energy, 18O + 208Pb at 85 MeV, and 31P + 176Yb at 152 MeV. Their leve...

    M. -G. Porquet, Ts. Venkova, R. Lucas… in The European Physical Journal A - Hadrons … (2005)

  8. No Access

    Chapter and Conference Paper

    In-beam spectroscopy of 253,254No

    In-beam conversion electron spectroscopy experiments have been performed on the transfermium nuclei 253,254No using the conversion electron spectrometer SACRED in nearly collinear geometry in conjunction with the...

    R.-D. Herzberg, N. Amzal, J. E. Bastin, F. Becker… in Exotic Nuclei and Atomic Masses (2003)

  9. No Access

    Article

    Candidates for chiral doublet bands in 136Nd

    The even-even nucleus 136Nd was studied via in-beam γ-ray spectroscopy using the 16O + 125Te reaction at 100 MeV and the EUROBALL array. One new dipole band was observed. Together with a previously identified dip...

    E. Mergel, C.M. Petrache, G. Lo Bianco… in The European Physical Journal A - Hadrons … (2002)

  10. No Access

    Article

    High-spin study of odd- A 49In isotopes beyond the neutron mid-shell

    The 115, 117, 119, 121In nuclei have been produced as fission fragments in three reactions induced by heavy ions: 12C + 238U at 90MeV bombarding energy, 18O + 208Pb reaction at 85MeV, and 31P + 176Yb at 152MeV. T...

    R. Lucas, M.-G. Porquet, Ts. Venkova… in The European Physical Journal A - Hadrons … (2002)

  11. No Access

    Article

    In-beam spectroscopy of 253, 254No

    In-beam conversion electron spectroscopy experiments have been performed on the transfermium nuclei 253, 254No using the conversion electron spectrometer SACRED in nearly collinear geometry in conjunction with th...

    R.-D. Herzberg, N. Amzal, J.E. Bastin, F. Becker… in The European Physical Journal A (2002)

  12. No Access

    Article

    First identification of rotational bands in 103Tc: Evolution of intrinsic proton states of the 97-105 43Tc isotopes

    High-spin states of 103 43Tc have been identified for the first time, this nucleus being produced as fission fragment following the fusion reaction 37Cl + 176Yb at 170 MeV bombarding energy. The high-spin level s...

    A. Bauchet, I. Deloncle, M.-G. Porquet… in The European Physical Journal A - Hadrons … (2001)

  13. No Access

    Article

    Evidence of Multiple Shape-Coexistence in 188Pb

    Using conversion electron and γ-ray spectroscopy combined with a recoil gating method, excited states in 188Pb have been investigated. Further evidence for two excited low-lying 0+ states has been found leading t...

    Y. Le Coz, F. Becker, H. Kankaanpää, W. Korten, E. Mergel, P. A. Butler… in EPJ direct (2000)

  14. No Access

    Article

    Structure of neutron rich palladium isotopes produced in heavy ion induced fission

    New band structures have been observed in 112Pd, 113Pd, 115Pd and 118Pd produced via the fusion-fission reaction 12C+238U at a bombarding energy of 90 MeV. γ-γ-γ coincidence measurements have been performed with ...

    M. Houry, R. Lucas, M.-G. Porquet… in The European Physical Journal A - Hadrons … (1999)

  15. No Access

    Article

    In-beam study of 254No

    Excited states of the Z = 102 nuclide 254No have been studied in the reaction 208Pb(48Ca,2n) by means of in-beam γ -ray spectroscopy in combination with recoil gating and recoil decay tagging. A Ge detector arra...

    M. Leino, H. Kankaanpää, R.-D. Herzberg… in The European Physical Journal A - Hadrons … (1999)

  16. No Access

    Article

    Investigation of prolate-oblate shape-coexistence in 74Kr

    The atomic nucleus 74Kr has been investigated using combined conversion-electron (CE) and γ-ray spectroscopy. In order to confirm the existence of the expected low-lying isomeric 0+ 2 state, the possibility of a...

    F. Becker, W. Korten, F. Hannachi, P. Paris… in The European Physical Journal A - Hadrons … (1999)

  17. No Access

    Article

    First observation of excited states in 184Pb: spectroscopy beyond the neutron mid-shell

    Excited states have been identified for the first time in 184Pb, the first even-even Pb isotope beyond the 82 < N < 126 mid-shell, using the recoil-decay tagging (RDT) technique. A collective band built on the f...

    J.F.C. Cocks, M. Muikku, W. Korten… in The European Physical Journal A - Hadrons … (1998)

  18. No Access

    Article

    New isomeric states in 152,154,156Nd produced by spontaneous fission of 252Cf

    Isomeric states have been observed in fission-fragments produced by spontaneous fission of 252Cf. These states are found in neutron rich nuclei of different structure and deformations. About 50 isomeric nuclei h...

    C. Gautherin, M. Houry, W. Korten, Y. Le Coz… in The European Physical Journal A - Hadrons … (1998)