$$^7\textrm{Be}$ 破坏反应和宇宙学锂问题

D. Gupta
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引用次数: 0

摘要

在这篇综述中,我们回顾了过去几十年来的一系列实验,这些实验专门研究了(^7\textrm{Be}\)原子核的破坏,以寻找解决长期存在的宇宙学锂问题的方法。讨论了中子和带电粒子对\(^7textrm{Be}\)的破坏。然而,我们发现原始(^7textrm{Li})丰度的减少可以忽略不计,因此锂异常仍然存在。涉及到 \(^6\textrm{Li}\) 的第二个锂问题仍然存在争议。总体看来,锂问题的解决方案可能并不在核物理中。
本文章由计算机程序翻译,如有差异,请以英文原文为准。

The $$^7\textrm{Be}$$ destruction reactions and the cosmological lithium problem

The $$^7\textrm{Be}$$ destruction reactions and the cosmological lithium problem

In this review, we survey a number of experiments over the last few decades, that specifically study the destruction of the \(^7\textrm{Be}\) nucleus, in search for a solution to the long standing cosmological lithium problem. The destruction of \(^7\textrm{Be}\) by both neutrons and charged particles are discussed. However, the reduction in the abundance of the primordial \(^7\textrm{Li}\) is found to be negligible and thus the lithium anomaly remains. The second lithium problem involving \(^6\textrm{Li}\) is still controversial. Overall, it appears that the solution to the lithium problems may not reside in nuclear physics.

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