Two-proton sequential decay from excited states of 18Ne

被引:0
|
作者
Yu, N. [1 ,2 ]
Maglione, E. [3 ,4 ]
Ferreira, L. S. [1 ,2 ]
机构
[1] Inst Super Tecn, Ctr Fis Interaccoes Fundamentais, Ave Rovisco Pais, P-1049001 Lisbon, Portugal
[2] Inst Super Tecn, Dept Fis, P-1049001 Lisbon, Portugal
[3] Dipartimento Fis G Galilei, I-35131 Padua, Italy
[4] Ist Nazl Fis Nucl, I-35131 Padua, Italy
关键词
Two-proton radioactivity; Nuclear Shell model; Half-life; PROTON; NUCLEI;
D O I
10.1063/1.3664164
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
Two-proton radioactivity from Ne-18 is discussed in terms of sequential decay. The widths for one-proton emission from excited states are calculated, which include spectroscopic factors, obtained from a Shell-model calculation with realistic interactions. The widths show that two-proton emission from the 1(-) state of Ne-18 at 7.94 MeV, is most likely to go through sequential decay. The same mechanism is discussed for other excited states at higher energy.
引用
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页数:4
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