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Quasi-Periodic Oscillations in magnetars: linking variability and emission

机译:磁场中的准周期振荡:连接变异性和排放

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I present recent results studying flare emission in magnetars. Strong quasi-periodic oscillations observed in the tail of giant magnetar flares are frequently interpreted as evidence for global seismic oscillations. I demonstrate that such a global oscillation is not directly observable in the lightcurve. New work suggests the amplitude for the strongest QPO stays nearly constant in the rotation phases where it is observed, which I argue suggests it is produced by an additional emission process from the star.
机译:我提出了最近的结果,研究了磁力中的耀斑排放。在巨型磁线耀斑的尾部观察到的强大准周期振荡经常被解释为全球地震振荡的证据。我证明这种全局振荡在光线上不可观察到。新的工作表明,最强QPO的幅度在观察到的旋转阶段的旋转阶段几乎恒定,我认为这表明它是由恒星的额外排放过程产生的。

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