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Observation of parity doublets in the odd-odd nucleus220Ac

Authors :
Schulz, N.
Vanin, V. R.
Aïche, M.
Briançon, Ch.
Chevallier, A.
Chevallier, J.
Debray, M. E.
Kreiner, A. J.
Ruchowska, E.
Sens, J. C.
Source :
Zeitschrift für Physik A Hadrons and Nuclei; March 1990, Vol. 335 Issue: 1 p107-108, 2p
Publication Year :
1990

Abstract

Excited states of<superscript>220</superscript>Ac have been investigated by means of the<superscript>209</superscript>Bi(<superscript>14</superscript>C,3n) reaction and using the “Château de Cristal” gamma ray facility. The observation of bands with alternating parity states reveals the reflection asymmetric nuclear shape of<superscript>220</superscript>Ac. The extracted B(E1)/B(E2) ratios display a clear spin dependence.

Details

Language :
English
ISSN :
09397922 and 14315831
Volume :
335
Issue :
1
Database :
Supplemental Index
Journal :
Zeitschrift für Physik A Hadrons and Nuclei
Publication Type :
Periodical
Accession number :
ejs16461664
Full Text :
https://doi.org/10.1007/BF01289354