X Persei

X Persei

X Persei

X Persei (= 4U 0352+30)

X Persei - Optical 13.9-minute periodicity

X Persei - Optical polarization variation on the 580 day binary-like period

X Persei and the X-Ray Source 3U 0352+30

X Persei and X-ray source 3U0352+30

X Radiation From Accreting Non-Magnetic Degenerate Dwarfs: The Regime at Large Electron Scattering Optical Depths.

X ray AGN variability with hour to month timescales

X ray archeology in the Coma cluster

X ray burster spectra in the state of the persistent flux level. Two temperature models of the neutron star atmosphere

X ray cluster counts: What ROSAT should see

X ray constraints on the beaming hypothesis for BL Lacertae objects

X Ray Emission from Active Galactic Nuclei and the Cosmic X Ray Background

X ray emission from dynamical shock models in hot-star winds

X ray emission from relativistic jets in AGNs and statistical implications

X ray emission from Wolf-Rayet stars with recurrent dust formation

X ray emission line profile modeling of hot stars

X ray luminosity and spectral variability of a complete sample of AGN's