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回旋吸收线及其演化

16 Jun 2022, 14:45
15m

Speaker

纪龙 (SYSU)

Description

回旋吸收线来自于强磁场下的电子共振散射。它们在强磁场中子星能谱上呈现出吸收结构,是用来测量中子星磁场大小的最直接手段。回旋线的中心能量不是一成不变的,通常会随着光度、脉冲星自转相位而变化,这反映出了主要辐射区磁场的变化。此外,在某些源中回旋线能量还受到超轨周期调制,或表现出更长时标的演化。在本报告中,我将汇报回旋线研究的近期进展,并展望未来的研究方向。
Topic X射线双星

Primary author

纪龙 (SYSU)

Presentation materials