... We measure the total 1--2 keV flux of 1:0 1:2 # 0:2 П ч # 10 #15 ergs s #1 cm #2 arcmin #2 (mostly resolved) and the 2--7 keV flux of 4:0 4:5 # 1:5 П ч # 10 #15 ergs s #1 cm #2 arcmin #2 . ...
... their DC: DC Toutburst : Toutburst Ч Tquiescent П 1ч Z Mц Fbin CE Salpeter (1983 ... BH accretors and their orbital period P: P : П 2ч Lx ј bol ; min 2 ; LEdd ; 2 ; LEdd ... as GMa Md 1 Lx ј bol ; min 2 ; LEdd ; П 3ч Ra DC In the equation above, DC is ...
... 1 Ч z)2 ю 1 c (1 Ч z)2 Ч 1 П 1ч and measure their rms dispersion about the mean ... than R is ( > R) 4R ј ; total (1 Ч R)2 П 2ч implying that only 4% of randomly placed ...
... For each 1 : fID Va (i ) П 1ч As mentioned in x 3, our survey has noncontiguous sky coverage with varying flux limits. ... in our sample, given the X-ray and optical flux limits Z z2 dVc dz: П 2ч Va ј dz z1 We calculate the X-ray and optical limiting ...
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Ссылки http://hea-www.harvard.edu/~kim/pap/2005_ChaMP_AGN_space_density.pdf -- 428.2 Кб -- 06.12.2010 Похожие документы
... If we neglect K-corrections, the flux from the lens is 2 L DOS rH / ; П 1ч Fј DOL DLS П1 Ч zl ч 4 D 2 П 1 Ч z l ч 2 OL where rH is the Hubble radius c=H0 . ...
... defined as HR1 ј M юS ; T HR2 ј H юM ; T П 1ч where S, M, and H are the background ... the H i gas according to S ј 2k 2 Tb ; c2 П 2ч where S is the radio flux in units of ...