Alpha-decay half-lives of polonium isotopes in the mass range of 186-218

被引:5
|
作者
Hosseini, S. S. [1 ]
Hassanabadi, H. [1 ]
Akrawyt, Dashty T. [2 ,3 ]
Zarrinkamar, S. [4 ]
机构
[1] Shahrood Univ Technol, Fac Phys, Shahrood, Iran
[2] Soran Univ, Dept Math, Fac Sci, Soran 44008, Kurdistan, Iran
[3] Becquerel Inst Radiat Res & Measurements, Erbil 44001, Kurdistan, Iran
[4] Islamic Azad Univ, Dept Basic Sci, Garmsar Branch, Garmsar, Iran
来源
关键词
Alpha decay; polonium isotope; half-life; modified Coulomb and proximity potential model; SPONTANEOUS FISSION; EMISSION; NUCLEAR; ELEMENTS; MODES;
D O I
10.1142/S0218301319500435
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
The alpha-decay (AD) half-life (HL) of Po186-218, (Z = 84) isotopes is studied systematically within the modified Coulomb and proximity potential model (MCPPM). The computed HLs are compared with the existing theoretical formulae including Royer, AKRE, Ren B and MRen B. This study considers the role of neutron shell closure N = 126 on the AD HLs. The comparison with the experimental data indicates the acceptability of the results.
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页数:12
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