Discovery of quasi-periodic oscillations in the persistent X-ray emission of accreting binary X-ray pulsar LMC X-4

We report the discovery of quasi-periodic oscillations (QPOs) in the high-mass X-ray binary (HMXB) pulsar LMC X-4 in its non-flaring (persistent) state using observations with XMM-Newton. In addition to the 74 mHz coherent pulsations, the persistent emission light curve shows a QPO feature in the fr...

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Bibliographic Details
Main Authors: Paul, B. (Author), Paul, K.T (Author), Pradhan, P. (Author), Rikame, K. (Author)
Format: Article
Language:English
Published: Oxford University Press 2022
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