论文标题

中子星作为暗物质的探针

Neutron stars as probes of dark matter

论文作者

Pérez-García, M. Ángeles, Silk, J.

论文摘要

中子星(NSS)是紧凑的恒星对象,在总体相对论中是稳定的解决方案。通常使用涉及普通物质及其相互作用的状态方程来描述它们的内部结构。然而,现在有一个很大的共识,即宇宙中难以捉摸的物质部门被描述为暗物质,尚未被发现。在这种情况下,NSS应该包含重型和暗物质。我们认为,根据暗物质的性质以及在某些情况下,这两个问题成分会在NS中形成一个混合物,这些混合物可能会触发进一步的变化,其中一些可以观察到。 NSS的存在限制了宇宙中暗物质的性质和相互作用

Neutron Stars (NSs) are compact stellar objects that are stable solutions in General Relativity. Their internal structure is usually described using an equation of state that involves the presence of ordinary matter and its interactions. However there is now a large consensus that an elusive sector of matter in the Universe, described as dark matter, remains as yet undiscovered. In such a case, NSs should contain both, baryonic and dark matter. We argue that depending on the nature of the dark matter and in certain circumstances, the two matter components would form a mixture inside NSs that could trigger further changes, some of them observable. The very existence of NSs constrains the nature and interactions of dark matter in the Universe

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