论文标题

检测具有极高质量比灵感的电荷

Detecting electric charge with Extreme Mass Ratio Inspirals

论文作者

Zhang, Chao, Gong, Yungui

论文摘要

我们考虑了极端质量比的灵感,在此期间,带有质量$ m_p $的电动电荷紧凑型物体以及质量比$ q $ q $ q $ q $ q $ q $ q $ q $。使用Teukolsky和广义的Sasaki-Nakamura形式主义,用于在Schwarzschild Black Hole周围的引力和电磁扰动,我们通过数值来计算由带电粒子在圆形轨道中移动的带电粒子诱导的引力和电磁波的能量通量。通过观察这些极端质量比的灵感,我们表明,基于空间的重力波检测器(例如激光干涉仪空间天线)可以检测到电荷与质量比的质量比为$ q \ sim 10^{ - 3} $。

We consider extreme mass ratio inspirals during which an electrically charged compact object with mass $m_p$ and the charge to mass ratio $q$ inspirals around a Schwarzschild black hole of mass $M$. Using the Teukolsky and generalized Sasaki-Nakamura formalisms for the gravitational and electromagnetic perturbations around a Schwarzschild black hole, we numerically calculate the energy flux of both gravitational and electromagnetic waves induced by a charged particle moving in circular orbits. With one year observation of these extreme mass ratio inspirals, we show that space-based gravitational wave detector such as the Laser Interferometer Space Antenna can detect the charge to mass ratio as small as $q\sim 10^{-3}$.

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