2018 Impact factor 2.481
Hadrons and Nuclei
Eur. Phys. J. A 5, 1-2

Short note

A new isomer in 125La

G. Canchel1,2 - R. Béraud1 - E. Chabanat1 - A. Emsallem1 - N. Redon1 - P. Dendooven2 - J. Huikari2 - A. Jokinen2 - V. Kolhinen2 - G. Lhersonneau2 - M. Oinonen2 - A. Nieminen2 - H. Penttilä2 - K. Peräjärvi2 - J.C. Wang2 - J. Äystö2

1 IPN Lyon IN2P3/CNRS and Université Claude Bernard, F-69622 Villeurbanne Cedex, France
2 Department of Physics, Accelerator Laboratory, University of Jyväskylä, P.O. Box 35, FIN-40351 Jyväskylä, Finland

Received: 1 December 1998 / Revised version: 2 February 1999 Communicated by D. Guerreau

Abstract
Levels in 125La have been studied via $\beta ^+$/EC decay of on-line mass-separated 125Ce using the HIGISOL technique. A new (390 $\pm$ 40) ms isomer is definitely attributed to 125La by conversion electron measurements of the 107 keV E3 isomeric transition.

PACS
21.10.Tg Lifetimes - 23.20.Nx Internal Conversion


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