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Shell structure and stability of nuclei with 270<A<500 and the possible existence of primordial superheavy nuclei

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Zeitschrift für Physik A Atoms and Nuclei

Abstract

The self-consistent energy density method is applied to the study of the properties of superheavy nuclei with 270<A<500. The shell structure,α-decay energy andα-decay half-life are predicted for the heaviestβ-stable isotope of each even element. The characteristics of nuclear densities and single-particle potentials in the superheavy region are also examined, with a particular attention on the surface diffuseness. After an approximate calculation of their fission barrier heights, only a few heavy isotopes of elements 106 and 108 are predicted to have a small chance to be found in nature. Their possible formation by ther-process is discussed.

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I thank Dr. M. Arnould for helpful information and discussion about the astrophysical implications of superheavy elements.

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Tondeur, F. Shell structure and stability of nuclei with 270<A<500 and the possible existence of primordial superheavy nuclei. Z Physik A 297, 61–71 (1980). https://doi.org/10.1007/BF01414246

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  • DOI: https://doi.org/10.1007/BF01414246

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