Spectral shape of the UV ionizing background and He II absorption at redshifts 1.8 < z < 2.9

Astronomy and Astrophysics

Volumn 461, Issue 3, 2007, Pages 893-909

  Agafonova, I I ^a,e   Levshakov, S A ^a,e   Reimers, D ^a   Fechner, C ^a   Tytler, D ^b   Simcoe, R A ^c   Songaila, A ^d  

^a UNIVERSITY OF HAMBURG   (Germany)

^b UNIVERSITY OF CALIFORNIA   (United States)

^c MASSACHUSETTS INSTITUTE OF TECHNOLOGY   (United States)

^d UNIVERSITY OF HAWAII   (United States)

^e IOFFE INSTITUTE   (Russian Federation)

Author keywords

Cosmology: diffuse radiation; Cosmology: observations; Line: formation; Line: profiles; Quasars: absorption lines; Quasars: general

Indexed keywords

DOPPLER EFFECT; ELECTROMAGNETIC WAVE ABSORPTION; IONIZING RADIATION; SPECTRUM ANALYSIS;

COSMOLOGY; DIFFUSE RADIATION; LINE FORMATION; QUASARS;

ASTRONOMY;

EID: 33846382327     PISSN: 00046361     EISSN: 14320746     Source Type: Journal    
DOI: 10.1051/0004-6361:20065721     Document Type: Article

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