论文标题

P-Process Chaser检测器$ n $ - $γ$偶然

p-process chaser detector in $n$-$γ$ coincidences

论文作者

Utsunomiya, H., Hao, Z. R., Goriely, S., Cao, X. G., Fan, G. T., Wang, H. W.

论文摘要

我们提出了两种类型的中子 - $γ_1$ - $γ_2$三重合探测器(未构造)以追逐伽马过渡,以在$(γ,n)$反应中的中子发射后产生p-nuclei。用24 $^3 $ HE计数器检测中子,分别嵌入了I型检测器中的聚乙烯调节器中,并分别在II型检测器中分别具有6个液体闪烁检测器。 $γ$射线用两个高纯锗探测器和四个labr $ _3 $(CE)检测器检测到。被称为P过程的Chaser检测器的检测器用于在$^{180} $ TA中搜索中介状态,在$^{180} $ ta中,在P-Process中通过$^{180} $ TA中的基态进行了热能。在高核水平密度域中,搜索了共振状态和未解决的状态。

We propose two types of neutron-$γ_1$-$γ_2$ triple coincidence detectors (not constructed) to chase gamma transitions to produce p-nuclei following the neutron emission in the $(γ, n)$ reaction. Neutrons are detected with 24 $^3$He counters embedded in a polyethylene moderator in Type I detector and with 6 liquid scintillation detectors in Type II detector, respectively. $γ$ rays are detected with two high-purity germanium detectors and four LaBr$_3$(Ce) detectors. The detector which is referred to as p-process chaser detector is used to search for mediating states in $^{180}$Ta through which the isomeric and ground states in $^{180}$Ta are thermalized in the p-process. A search is made for both resonant states and unresolved states in high nuclear-level-density domain.

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