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astro-ph.HE2025
Insight-HXMT Spectral and Timing Studies of a Giant Outburst in RX J0440.9+4431
Prahlad R. Epili, Wei Wang
The Be/X-ray binary pulsar RX J0440.9+4431 underwent a giant outburst in late 2022 and lasted three months. The Insight-HXMT has observed this source at several instances of the en…
astro-ph.HE2025
Timing and spectral variability in 2S 1417-624 observed with Insight-HXMT
Qi Liu, Lingda Kong, Can Güngör +5
We present the results of the spectral and timing analyses of the accreting X-ray pulsar, 2S 1417-624, during the 2018 and 2021 outbursts with Insight-HXMT. We find that the pulse…
astro-ph.HE2025
Distinct Fe-K Line Complexes in MAXI J1744-294 Revealed by XRISM High-Resolution Spectroscopy
Kaushik Chatterjee, Santanu Mondal, Biswaraj Palit +7
The newly discovered Galactic transient MAXI J1744-294 went into its first X-ray outburst in 2025. We study the spectral properties of this source in the 2-10 keV energy band durin…