Pulsed fraction spectra from XMM-Newton and NuSTAR on Vela X-1 agree within 5% after instrumental corrections and reveal emission-line and cyclotron features whose strength varies with orbital absorption.
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2 Pith papers cite this work. Polarity classification is still indexing.
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EP J174942.2-384834 is classified as a very faint X-ray transient black hole candidate based on its hard X-ray spectra, optical/UV brightening correlated with X-rays, and lack of radio emission.
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Energy-resolved pulse profiles of Vela X-1: cross-calibrating XMM-Newton and NuSTAR to trace spectral features
Pulsed fraction spectra from XMM-Newton and NuSTAR on Vela X-1 agree within 5% after instrumental corrections and reveal emission-line and cyclotron features whose strength varies with orbital absorption.
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Multi-wavelength outburst activity from EP J174942.2-384834: a very faint X-ray transient discovered by Einstein Probe
EP J174942.2-384834 is classified as a very faint X-ray transient black hole candidate based on its hard X-ray spectra, optical/UV brightening correlated with X-rays, and lack of radio emission.