... About INTEGRAL . INTEGRAL is a European (ESA) Gamma-Ray Observatory Satellite Mission for the study of cosmic gamma-ray sources in the keV to MeV energy range. ... The PROTON launcher injected the satellite into a transfer orbit and INTEGRAL's own propulsion system brought the satellite into its 72 hours eccentric operational orbit with an apogee of 153600 km and an inclination of 52.5 degrees. More details on ESA website dedicated to INTEGRAL mission. 2016 IKI RAN ...
Lack of co oling flow clusters at z 0.5 A. Vikhlinin1,2 , R. Burenin2 , W. R. Forman1 , C. Jones1 , A. Hornstrup3 , S. S. Murray1, and H. Quintana4 1 2 3 4 Harvard-Smithsonian ... Astronomia y Astrofisica, Pontificia Universidad Catolica de Chile The goal of this work is to study the incidence rate of co oling flows in the high redshift clusters using Chandra observations of z 0.5 ob jects from a new large, ... Fig. ... Lack of "cooling flow" clusters at z > 0.5 3 Fig. ...