... I am also a senior researcher at the High Energy Astrophysics department of the Space Research Institute in Moscow, Russia . ... My main research area is X-ray studies of galaxy clusters and their applications for cosmology and physics of the intergalactic medium. ... 2003: Doctor of Sciences, Russian Academy of Sciences: "Observational cosmology and studies of physics of the intracluster medium using X-ray observations of clusters of galaxies" ( thesis in Russian ) . ...