Browsing Faculty of Natural Sciences@PUK by Subject "Black hole physics"
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H.E.S.S. observations of the globular clusters NGC 6388 and M15 and search for a dark matter signal (IOP Publishing, 2011)Observations of the globular clusters (GCs) NGC 6388 and M15 were carried out by the High Energy Stereoscopic System array of Cherenkov telescopes for a live time of 27.2 and 15.2 hr, respectively. No gamma-ray signal is ...