... out a faint (40 - 50 counts above the background), compact X-ray source 323 E of the ... X-ray spectrum Given the low count rate, the background begins to dominate above 2.5 ...
... More importantly, if there were many fainter quasars producing sufficient UV to reionize the universe at z = 10, then they would overproduce the present-day unresolved soft X-raybackground (Dijkstra et al. ...
... Pink Black Holes: Technical Details . Background . Colours. ... page is intended for those with a technical background who want more detail than was ... Many are reasonable X-ray sources as detected by ROSAT (Seibert et al. ...
... 5.4 The microwave background The dipole component of the Cosmic Microwave background ... of the microwave background Spectrum of the microwave background as measured by COBE ...
... Cosmic Microwave Background Formation. ... shows the formation of the Cosmic Microwave Background (CMB) at a detailed level ... is these undisturbed photons that form the cosmic microwave background we see today ...
... X-ray observations of the powerful radio galaxy Cygnus A with the Chandra X-ray ... X-rays - thermal and synchrotron emissions - and the poor spatial and spectral ... When the X-ray and radio nuclei are aligned, the compact X-ray sources at the SE and ...
... of the Universe is 2.73 degrees K as seen in the Cosmic Microwave Background ... law), show that the cosmic microwave background radiation continues to follow Planck ...
... X-ray Observatory as part of our approved program for the SHBs, observing the 81-arcsec error circle with the Advanced CCD Imaging Spectrometer (ACIS).11 A total of 38.4 ks of go o d data were obtained after excluding intervals of background flaring ...
... This is often the case at the bases of jets, so that these regions are often strong X-ray emitters. ... 5 Inverse Compton emission from the microwave background A regime in which inverse Compton emission is important is in the ...
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Ссылки http://www.mso.anu.edu.au/~geoff/HEA/5_Compton_Scattering_I.pdf -- 105.7 Кб -- 27.05.2003 Похожие документы