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Multi-deformed Configurations and Shape Coexistence for Superheavy Elements

2004/10/20 by X H Zhong, X. Zhong, Zhong, X H +6
Physics and Astronomy · #Astro and Planetary Science #FOS: Physical sciences #Nuclear Physics and Applications #Nuclear Theory (nucl-th) #Nuclear physics research studies #nucl-th

paper · pdf · doi:10.48550/arxiv.nucl-th/0410083

13 pages,3 figures, 2 tables

arxiv created 2004/10/20 · openalex publication_date 2004/10/20 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

We use the considered axial deformed relativistic mean field theory to perform systematical calculations for Z=112 and 104 isotopic chains with force parameters NL3, NL-SH and NL-Z2 sets. Three deformed chains (oblate, moderate prolate and super-deformed chain) are found for Z=112 and 104 isotopic chains. It is found that there is a chain of super-deformed nuclei which can increase the stability of superheavy nuclei in the Z=112 isotopic chain. Shape coexistence is found for Z=112, 104 isotopic chain and the position is defined. For moderate prolate deformed chains of Z=112 and 104, there is shell closure at N=184 for moderate prolate deformed chain. For oblate deformed chain of Z=112, the shell closure appears around at N=176. For super-deformed chains of Z=112 and 104, the position of shell closure have strong parameter dependence. There is shell anomalism for oblate or superdeformed nuclei.

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