论文标题

修饰的重力波传播:来自强透明二进制的信息和BNS质量函数

Modified gravitational wave propagation: information from strongly lensed binaries and the BNS mass function

论文作者

Iacovelli, Francesco, Finke, Andreas, Foffa, Stefano, Maggiore, Michele, Mancarella, Michele

论文摘要

修饰的重力波传播是一种在宇宙学尺度上进行重力修饰的吸烟枪,可以是测试此类理论的最有希望的人。近年来对重力波(GW)的观察使我们能够开始探测这种效果,在这里,我们简要回顾了两种有希望的测试方法。我们将证明,在当前的检测器网络中,可以在估计$ξ_0$参数的估计中达到有趣的准确性(这表征了修改后的重力波传播,并具有$ξ_{0,{\ rm gr}} = 1 $),并以einstein telescope的量表,我们可以衡量下一代设施,我们可以衡量。

Modified gravitational wave propagation is a smoking gun of modifications of gravity at cosmological scales, and can be the most promising observable for testing such theories. The observation of gravitational waves (GW) in recent years has allowed us to start probing this effect, and here we briefly review two promising ways of testing it. We will show that, already with the current network of detectors, it is possible to reach an interesting accuracy in the estimation of the $Ξ_0$ parameter (that characterizes modified gravitational wave propagation, with $Ξ_{0, {\rm GR}} = 1$) and with next generation facilities, such as the Einstein Telescope, we can get a sub-percent measurement.

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