Missing cosmic metals revealed by X-ray absorption towards distant sources

Sergio Campana; Ruben Salvaterra; Andrea Ferrara; Andrea Pallottini

doi:10.1051/0004-6361/201425083

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Volume 575 (March 2015)

A&A, 575 (2015) A43

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Table 1

Summary of X-ray source samples used in the text.

Sample	Instrument	Detections (UL)	Redshift range	Refs.

GRB-C1012	Swift	107 (11)	0.03–8.2	1, 2
AGN-E13	XMM-Newton	24 (34)	0.45–4.72	3
AGN-C11	XMM-Newton	40 (245)	0.02–2.39	4
AGN-Y09	XMM-Newton	32 (141)	0.22–5.41	5
AGN-hz	XMM and Chandra	1 (15)	3.63–6.28	6, 7
AGN-P05	XMM-Newton	19 (44)	0.01–6.28	8

Reference. 1) Campana et al. (2010); 2) Campana et al. (2012); 3) Eitan & Behar (2013); 4) Corral et al. (2011); 5) Young et al. (2009); 6) Vignali et al. (2003); 7) Saez et al. (2011); 8) Page et al. (2005). Superposition of data were checked and older data were removed.

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