Recent results

"Pretzel"-shaped optical polarization variations suggest the tilt of the accretion disk in black hole X-ray binary Cyg X-1.

May 2023

 For more details, see Kravtsov et al., 2023.

Non-deteciton of intrinisc optical polarizaiton in a sample of LMXBs constrained the potential contribution of non-stellar (jet, hot flow, accretion disc) components to the total spectra. 

May 2022

 For more details, see Kravtsov et al., 2022.

The positions of minima and maxima of the optical polarizaiton variations suggests the low eccentricity of the gamma-ray binary LS I +61 303

November 2020

 For more details, see Kravtsov et al., 2020.