4U 1538-52 cyclotron lines variability

We aim to study the energy-dependent pulse profile of the X-ray accreting pulsar 4U 1538-52 and its phase-dependent spectral variability, with particular emphasis on the...本研究旨在探究X射线吸积脉冲星（X-ray accreting pulsar）4U 1538-52的能量依赖脉冲轮廓及其相位依赖光谱变化，尤为侧重……