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Topology change and emergent scale symmetry in compact star matter via gravitational wave detection
Science China Physics, Mechanics & Astronomy ( IF 6.4 ) Pub Date : 2021-03-08 , DOI: 10.1007/s11433-020-1662-5
WenCong Yang , YongLiang Ma , YueLiang Wu

Topological structure has been extensively studied and confirmed in highly correlated condensed matter physics. We explore the gravitational waves emitted from binary neutron star mergers using the pseudoconformal model for dense nuclear matter for compact stars. This model considers the topology change and the possible emergent scale symmetry and satisfies all the constraints from astrophysics. We find that the location of the topology change affects gravitational waves dramatically owing to its effect on the equation of state. In addition, the effect of this location on the waveforms of the gravitational waves is within the ability of the on-going and up-coming facilities for detecting gravitational waves, thus suggesting a possible way to measure the topology structure in nuclear physics.



中文翻译:

重力波探测致密星体的拓扑变化和出射尺度对称

拓扑结构已在高度相关的凝聚态物理中得到了广泛的研究和证实。我们使用致密恒星的致密核物质的伪保形模型,探索了由二元中子星合并产生的引力波。该模型考虑了拓扑变化和可能出现的尺度对称性,并满足了天体物理学的所有约束。我们发现,拓扑变化的位置由于其对状态方程的影响而极大地影响了引力波。另外,该位置对重力波波形的影响在正在进行的和即将出现的用于检测重力波的设施的能力之内,因此提出了一种测量核物理拓扑结构的可能方法。

更新日期:2021-03-09
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