论文标题

粒子加速度由Kerr Black Hole附近的无效电磁场驱动

Particle acceleration driven by null electromagnetic fields near a Kerr black hole

论文作者

Kojima, Yasufumi, Kimura, Yuto

论文摘要

短时尺度的可变性通常与黑洞系统有关。假设它是通过无效电流的无力场的解描述的,则考虑到它在Kerr黑洞附近突然产生的电磁流出的后果被认为是假设它的。我们计算突发场引起的带电粒子加速度。粒子和场之间的相互作用的特征是无尺寸的数字。我们表明,该粒子以非常大的幅度即时将粒子加速到相对论方案。质子在超大黑洞附近的事件中获得的典型最大能量是$ e _ {\ rm max} \ sim 100 $ tev,这已经足够观察到的高能耀斑。

Short timescale variability is often associated with a black hole system. The consequence of an electromagnetic outflow suddenly generated near a Kerr black hole is considered assuming that it is described by a solution of a force-free field with a null electric current. We compute charged particle acceleration induced by the burst field. The interaction between the particle and the field is characterized by a large dimensionless number. We show that the particle is instantaneously accelerated to the relativistic regime by the field with a very large amplitude. The typical maximum energy attained by a proton for an event near a super massive black hole is $E_{\rm max} \sim 100$ TeV, which is enough observed high-energy flares.

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