论文标题

黑洞旋转能量对黑洞质量和旋转能量储层的贡献

Black Hole Spin Energy Contribution to Black Hole Mass and the Spin Energy Reservoir

论文作者

Daly, Ruth A.

论文摘要

黑洞的质量是不可约质量的总和,质量与黑洞的旋转或旋转能有关。这里研究了四个来源的旋转能量(除以$ c^2 $)对总黑洞质量的贡献,其中包括576个衬里,100个经典的双重无线电源,80个相对局部的AGN和102个测量的四个恒星质量X射线二进制二元系统。黑洞的自旋质量能量可能会导致黑洞的质量减少。在此处研究的来源,自旋质量能量与黑洞质量的比率约为百分之十,而该数量的最大可能值接近30%。可用于研究样品的黑洞质量的典型分数约为$ 0.2 \ pm 0.1 $。黑洞的自旋能代表了一个主要储层,当挖掘时,可能会影响直接和延伸的黑洞环境,减少黑洞质量,并可能改变黑洞质量和星系性能之间的关系。这些结果与基于其他观察结果和数值模拟的期望一致。

The mass of a black hole is the sum of the irreducible mass and the mass associated with the rotational or spin energy of the black hole. The contribution of spin energy (divided by $c^2$) to the total black hole mass is studied here for four samples of sources including 576 LINERs, 100 classical double radio sources, 80 relatively local AGN, and 102 measurements of four stellar mass X-ray binary systems. The spin mass-energy of a black hole may be extracted causing the mass of the black hole to decrease. The ratio of spin mass-energy to black hole mass ranges from about ten to thirty percent for the sources studied here, where the maximum possible value of this quantity is close to thirty percent. Typical fractions of the black hole mass available for extraction for the samples studied are about $0.2 \pm 0.1$. The spin energy of black holes represents a major reservoir that when tapped may impact the immediate and extended black hole environment, decrease the black hole mass, and perhaps modify relationships between black hole mass and galaxy properties. These results are consistent with expectations based on other observations and numerical simulations.

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