Acta Physica Polonica B

Vol. 38, No. 4, April 2007, page 1455


Effective GDR Width of 132Ce at High Spins and Temperatures from the LSD Model

K. Mazurek, M. Kmiecik, A. Maj, J. Dudek, N. Schunck

The Lublin--Strasbourg Drop (LSD) model, which reproduces quite satisfactorily the nuclear fission barriers, has been used as a basis for the thermal shape fluctuation method in order to compute effective GDR shapes of hot nuclei in particular at the regime of Jacobi shape transitions. In particular, the effective GDR width of 132Ce evolution as a function of angular momentum and temperature was calculated and compared to the existing experimental results. The need of including the effect of compound nucleus lifetime for temperatures higher than 2 MeV is discussed.

PACS numbers: 21.60.--n



 
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