论文标题

用银河黑洞的Nustar数据测试一般相对论

Testing General Relativity with NuSTAR data of Galactic Black Holes

论文作者

Tripathi, Ashutosh, Zhang, Yuexin, Abdikamalov, Askar B., Ayzenberg, Dimitry, Bambi, Cosimo, Jiang, Jiachen, Liu, Honghui, Zhou, Menglei

论文摘要

爱因斯坦的一般相对论理论预测,凯尔解决方案描述了天体物理黑洞周围的时空度量。在这项工作中,我们在相对论反射建模中采用了最新的反射模型,以分析一组选定的银河黑洞的Nustar光谱,以获得当今Kerr黑洞假设的最坚固和最精确的约束。与其他电磁技术相比,我们的限制要比其他电磁技术的限制更为严格,并且与重力波当前可用的限制相比,我们获得了更强的约束。

Einstein's theory of General Relativity predicts that the spacetime metric around astrophysical black holes is described by the Kerr solution. In this work, we employ state-of-the-art in relativistic reflection modeling to analyze a selected set of NuSTAR spectra of Galactic black holes to obtain the most robust and precise constraints on the Kerr black hole hypothesis possible today. Our constraints are much more stringent than those from other electromagnetic techniques, and with some sources we get stronger constraints than those currently available from gravitational waves.

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