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astro-ph.HE2024★ 6 cited
A UV to X-ray view of soft excess in type 1 AGNs: I. sample selection and spectral profile
Shi-Jiang Chen, Jun-Xian Wang, Jia-Lai Kang +5
A core sample of 59 unobscured type 1 AGNs with simultaneous XMM-Newton X-ray and UV observations is compiled from archive to probe the nature of soft X-ray excess (SE). In the fir…
astro-ph.HE2024
A multi-faceted view of the X-ray spectral variability in Seyfert galaxy Ark 120
Lu-Xin Ren, Jun-Xian Wang, Jia-Lai Kang
Utilizing a range of techniques including multi-band light curves, softness ratio analysis, structure functions, rms spectra, cross-correlation functions, and ratios of spectra fro…
astro-ph.HE2024
Integrated Study of X-ray Spectrum and Time Lags for HBL Mrk 421 within the Framework of the Multiple-Zone Leptonic Model
Wen Hu, Jia-Lai Kang, Zhen-Yi Cai +3
We present the timing analysis of 10 archived \XMM observations with an exposure of ks of Markarian 421. Mrk 421 is the brightest high-frequency-peaked BL Lac object (HBL) em…