44 citations · 44 across the 1 of their papers we have counts for
2 papers
astro-ph.HE2017★ 44 cited
An X-ray periodicity of 1.8 hours in a narrow-line Seyfert 1 galaxy Mrk 766
Peng Zhang, Peng-fei Zhang, Jing-zhi Yan +2
In the narrow-line Seyfert 1 galaxy Mrk 766, a Quasi-Periodic Oscillation (QPO) signal with a period of s is detected in the \emph{XMM-Newton} data collected on 2005 May…
astro-ph.SR2016
Long-term Optical Studies of the Be/X-ray Binary RX J0440.9+4431/LS V+44 17
Jingzhi Yan, Peng Zhang, Wei Liu +1
We present the spectroscopic and photometric observations on the Be/X-ray binary RX~J0440.9+4431 from 2001 to 2014. The short-term and long-term variability of the H line profil…