• No se han encontrado resultados

The Space Density of Compton Thick Active Galactic Nucleus and the X Ray Background

N/A
N/A
Protected

Academic year: 2020

Share "The Space Density of Compton Thick Active Galactic Nucleus and the X Ray Background"

Copied!
11
0
0

Texto completo

Loading

Figure

Figure 1. log N–log S distribution for AGN detected at high energies. The gray line in the top panel shows the AGN in the well defined Swift/BAT samples in the 14–195 keV band (Tueller et al
Figure 2. Distribution of neutral hydrogen column density (N H ) for the AGN detected in the Swift/BAT survey (solid histogram)
Figure 3. Measured fraction of AGNs that are CT in the INTEGRAL (open circle; Krivonos et al
Figure 5. Observed spectrum of the extragalactic XRB from HEAO 1 (Gruber et al. 1999), Chandra (Hickox & Markevitch 2006), XMM (De Luca & Molendi 2004), INTEGRAL (Churazov et al
+4

Referencias

Documento similar

The general idea of the language is to “thread together,” so to speak, existing systems that parse and analyze single web pages into a navigation procedure spanning several pages of

K) is the Banach space of continuous functions from Vq to K , equipped with the supremum norm.. be a finite or infinite sequence of elements

Astrometric and photometric star cata- logues derived from the ESA HIPPARCOS Space Astrometry Mission.

The following figures show the evolution along more than half a solar cycle of the AR faculae and network contrast dependence on both µ and the measured magnetic signal, B/µ,

• Analysis of long-term variability of high-energy sources in the optical and X-ray bands, using INTEGRAL observations from IBIS (the gamma-ray imager), JEM-X (the X-ray monitor)

The density of points in parameter space gives you the posterior distribution To obtain the marginalized distribution, just project the points. To obtain confidence intervals,

— (1) real space non-linearity (2) non- linear mapping formula from real to redshift space (Taylor expansion) (3) galaxy density and velocity

- The lower density and higher water absorption values of the TCWA recycled aggregates, compared with the natural limestone and siliceous aggregates, mean that it is necessary to