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Phys. Rev. C 69, 034314 (2004) [9 pages]

Decay rate of triaxially deformed proton emitters

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Cary N. Davids and Henning Esbensen
Physics Division, Argonne National Laboratory, Argonne, Illinois 60439, USA

Received 7 November 2003; published 10 March 2004

The decay rate of a triaxially deformed proton emitter is calculated in a particle-rotor model, which is based on a deformed Woods-Saxon potential and includes a deformed spin-orbit interaction. The wave function of the I=7∕2 ground state of the deformed proton emitter 141Ho is obtained in the adiabatic limit, and a Green’s function technique is used to calculate the decay rate and branching ratio to the first excited 2+ state of the daughter nucleus. Only for values of the triaxial angle γ<5° is good agreement obtained for both the total decay rate and the 2+ branching ratio.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.69.034314
DOI:
10.1103/PhysRevC.69.034314
PACS:
21.10.Tg, 23.50.+z, 27.60.+j