Photoresponse of 76Se below 9 MeV

The dipole strength distribution of 76Se has been investigated via photon scattering in the energy region below 9 MeV utilizing bremsstrahlung produced at the S-DALINAC facility at the TU Darmstadt. About 0.20(1)% of the classical E1 sum rule is exhausted by observed J=1 states of justifiably assume...

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Bibliographic Details
Main Authors: Cooper, Nathan (Author) , Simon, Vanessa Véronique (Author)
Format: Article (Journal)
Language:English
Published: 10 September 2012
In: Physical review. C, Nuclear physics
Year: 2012, Volume: 86, Issue: 3
ISSN:1089-490X
DOI:10.1103/PhysRevC.86.034313
Online Access:Verlag, Volltext: http://dx.doi.org/10.1103/PhysRevC.86.034313
Verlag, Volltext: https://link.aps.org/doi/10.1103/PhysRevC.86.034313
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Author Notes:N. Cooper, F. Reichel, V. Werner, L. Bettermann, B. Alikhani, S. Aslanidou, C. Bauer, L. Coquard, M. Fritzsche, Y. Fritzsche, J. Glorius, P. M. Goddard, T. Möller, N. Pietralla, M. Reese, C. Romig, D. Savran, L. Schnorrenberger, F. Siebenhühner, V. V. Simon, K. Sonnabend, M. K. Smith, C. Walz, S. W. Yates, O. Yevetska, and M. Zweidinger
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Summary:The dipole strength distribution of 76Se has been investigated via photon scattering in the energy region below 9 MeV utilizing bremsstrahlung produced at the S-DALINAC facility at the TU Darmstadt. About 0.20(1)% of the classical E1 sum rule is exhausted by observed J=1 states of justifiably assumed negative parity. An extrapolation of the GDR below 9 MeV suggests that considerable strength may remain unobserved due to background, finite detector resolution, and fragmentation. The observed strength thus represents a lower limit. Candidates for the 2+1,ms state and a fragment of the 1+sc mixed-symmetry states are presented.
Item Description:Im Titel ist die Zahl 76 hochgestellt
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Physical Description:Online Resource
ISSN:1089-490X
DOI:10.1103/PhysRevC.86.034313