{ "id": "1301.7199", "version": "v1", "published": "2013-01-30T11:15:45.000Z", "updated": "2013-01-30T11:15:45.000Z", "title": "Ultra-fast outflows (aka UFOs) from AGNs and QSOs", "authors": [ "M. Cappi", "F. Tombesi", "M. Giustini" ], "comment": "4 pages, 4 figures, to be published on Mem. SAIt as proceedings of the conference \"X-ray Astronomy: the next 50 years\" (Milano, 1-5 October 2012), Eds. R. Della Ceca, T. Maccacaro, L. Maraschi, G. Pareschi and G. Trinchieri", "categories": [ "astro-ph.HE", "astro-ph.CO" ], "abstract": "During the last decade, strong observational evidence has been accumulated for the existence of massive, high velocity winds/outflows (aka Ultra Fast Outflows, UFOs) in nearby AGNs and in more distant quasars. Here we briefly review some of the most recent developments in this field and discuss the relevance of UFOs for both understanding the physics of accretion disk winds in AGNs, and for quantifying the global amount of AGN feedback on the surrounding medium.", "revisions": [ { "version": "v1", "updated": "2013-01-30T11:15:45.000Z" } ], "analyses": { "keywords": [ "aka ufos", "ultra-fast outflows", "aka ultra fast outflows", "strong observational evidence", "accretion disk winds" ], "tags": [ "conference paper" ], "note": { "typesetting": "TeX", "pages": 4, "language": "en", "license": "arXiv", "status": "editable", "inspire": 1216852, "adsabs": "2013MmSAI..84..691C" } } }