... While the hard X-ray (20-60 keV) fluxes are rather constant, the optical V-band ... the ISGRI 20 60 keV hard X-ray band (bottom) during the four observational periods ...
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Ссылки http://hea.iki.rssi.ru/integral06/papers/D34_Bottacini01-12Mar07_13:28:35.pdf -- 130.0 Кб -- 12.03.2007 Похожие документы
... gamma-ray astronomy; hard X-ray astronomy; instrumentation; Monte Carlo simulation ... GRI) [14, 16, 7], and for coded mask hard X-ray telescopes such as EXIST [4, 5 ... be discerned, are a notorious problem for ergy gamma-ray and hard X-ray astronomy ...
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Ссылки http://hea.iki.rssi.ru/integral06/papers/J34_Weidenspointner01-14Feb07_14:15:26.pdf -- 44.1 Кб -- 14.02.2007 Похожие документы
... black hole systems associated with low/hard X-ray emission has been found between X-ray and radio flux densities (Gallo et al ... the archetype of the Supergiant Fast X-ray Transients The Supergiant Fast X-ray Transients (SFXTs) is a class of sources ...
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Ссылки http://hea.iki.rssi.ru/integral06/papers/E07_Chaty01-14Dec06_23:58:00.pdf -- 385.9 Кб -- 16.09.2006 Похожие документы
... X-ray binaries [13]; hypernovae [15]; millisecond pulsars [16]; pair production from ... X-ray binaries (LMXBs) display a spatial distribution considerably peaked toward the ...
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Ссылки http://hea.iki.rssi.ru/integral06/papers/A07_Guessoum01-27Mar07_20:34:54.pdf -- 162.4 Кб -- 27.03.2007 Похожие документы
... Being one of the brightest sources in the X-ray sky, Cyg X-1 has become also one of ... in its hard state, where the X-ray spectrum is characterized by a power law with ...
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Ссылки http://hea.iki.rssi.ru/integral06/papers/F30_Fritz01-14Jun07_17:52:25.pdf -- 235.1 Кб -- 14.06.2007 Похожие документы
... This transient Xray system is a Be High Mass X-ray Binary (HMXRB) pulsar with an orbital period 12.68 d and X-ray pulsations of 358 s. The likely optical counterpart is a B0Ve star (V = 14.2) at a distance of 6.5 kpc ([2]). ...
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Ссылки http://hea.iki.rssi.ru/integral06/papers/G49_Camero-Arranz02-20Dec06_15:05:46.pdf -- 273.4 Кб -- 20.12.2006 Похожие документы
... The hard X-ray images below 100 keV nicely show the population of Galactic point sources, mainly X-ray binaries, of which we detect 60 in the images below 50 keV and 25 in the 50100 keV image. ...
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Ссылки http://hea.iki.rssi.ru/integral06/papers/A01_Knodlseder02-20Feb07_14:24:25.pdf -- 1437.0 Кб -- 20.02.2007 Похожие документы
... In soft X-rays a comparable step was taken going from the Einstein and the EXOSAT ... Complemented by a hard X-ray telescope based on a single-reflection multilayer ... provides the general overview over the hard X-ray and soft gamma-ray sky, GRI will ...
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Ссылки http://hea.iki.rssi.ru/integral06/papers/J35_Knodlseder01-09May07_14:40:49.pdf -- 586.9 Кб -- 09.05.2007 Похожие документы
... It carries 4 sets of X-ray telescopes (XRT, [44]) each with a focal-plane X-ray CCD camera (XIS, X-ray Imaging Spectrometer; [21]) operating in the energy range of 0.212 keV, together with a non-imaging Hard X-ray Detector (HXD, [49, 20]), which covers ...
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Ссылки http://hea.iki.rssi.ru/integral06/papers/F05_Takahashi01-14Jan07_20:06:21_bandw.pdf -- 360.9 Кб -- 18.01.2007 Похожие документы
... missed in optical, UV, and even X-ray surveys, our sample offers the opportunity to ... observations performed at optical and X-ray frequencies with the aim of classifying ...
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Ссылки http://hea.iki.rssi.ru/integral06/papers/D01_Bassani01-22Jan07_16:19:17.pdf -- 235.4 Кб -- 22.01.2007 Похожие документы