... Via Fosso del Cavaliere 100, Roma, I-00133, Italy ABSTRACT Recent INTEGRAL observations and archival BeppoSAX data have been analyzed to deeply investigate the hard X-ray behavior of the neutron star, atoll type, low mass X-ray Binary 4U 163653 . ... In fact, the source was detected in both the canonical high and low state and moreover in one occasion INTEGRAL spectrum shows, for first time in this source, a hard tail dominating the emission above 30 keV. ...
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Ссылки http://hea.iki.rssi.ru/integral06/papers/G32_Fiocchi01-22Dec06_16:28:45.pdf -- 325.0 Кб -- 22.12.2006 Похожие документы
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. ...