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Sidebands inRa219

Authors :
F. Riess
J. Chevallier
J. C. Sens
N. Schulz
R. Kulessa
M. Wieland
M. Aïche
Ch. Briançon
E. Ruchowska
J. O. Fernández Niello
A. Chevallier
Source :
Physical Review C. 45:1035-1040
Publication Year :
1992
Publisher :
American Physical Society (APS), 1992.

Abstract

Excited states in {sup 219}Ra were studied by means of the {sup 208}Pb({sup 14}C, 3{ital n}) reaction at 65 MeV. The investigation was made with 12 Compton-suppressed Ge detectors and a multicounter array. Transitions in {sup 219}Ra were selected by requiring appropriate conditions on fold and sum energy. The proposed level scheme shows two sidebands with alternating parity structure decaying to the ground-state band. It is consistent with a recent description of {sup 219}Ra in the framework of the reflection-asymmetric mean-field approach, which predicts a {ital K}=1/2 ground-state band and two low-lying bands with quantum numbers {ital K}=3/2 and {ital K}=5/2.

Details

ISSN :
1089490X and 05562813
Volume :
45
Database :
OpenAIRE
Journal :
Physical Review C
Accession number :
edsair.doi...........abb73ffda0d7925675497dc35d6dba74
Full Text :
https://doi.org/10.1103/physrevc.45.1035