Dipole giant resonances in deformed heavy nuclei
Author(s) -
J. A. Maruhn,
P.G. Reinhard,
P. D. Stevenson,
J. R. Stone,
M. R. Strayer
Publication year - 2005
Publication title -
physical review c
Language(s) - English
Resource type - Journals
eISSN - 1089-490X
pISSN - 0556-2813
DOI - 10.1103/physrevc.71.064328
Subject(s) - isovector , physics , dipole , giant resonance , atomic physics , fragmentation (computing) , isotope , isotopes of tin , symmetry (geometry) , nuclear structure , nuclear physics , nuclear reaction , nucleon , quantum mechanics , geometry , mathematics , computer science , operating system
The spectral distribution of isovector dipole strength is computed using the time-dependent Skyrme-Hartree-Fock method with subsequent spectral analysis. The calculations are done without any imposed symmetry restriction, allowing any nuclear shape to be dealt with. The scheme is used to study the deformation dependence of giant resonances and its interplay with Landau fragmentation (owing to 1 ph states). Results are shown for the chain of Nd isotopes, superdeformed Dy-152, triaxial Os-188, and U-238.
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