145Tb的高自旋态能级纲图

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利用能量为161-175MeV的32S束流,通过反应118Sn(32S,1p4n)产生了145 Tb的高自旋态.进行了γ射线的激发函数、γ- γ-t符合测量.首先建议了由24条能级和42条γ跃迁组成的145Tb核的能级纲图,并指定了各条能级的自旋值及部分低位能级的宇称.用一个πh11/2价质子与144Gd 核芯激发态的耦合定性地解释了145Tb的一些低位激发态.
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