A principal component analysis of quasar UV spectra at z ∼ 3

Astronomy and Astrophysics

Volumn 530, Issue , 2011, Pages

  Pgris I ^a   Petitjean, P ^a   Rollinde, E ^a   Aubourg, E ^b   Busca, N ^b   Charlassier, R ^c   Delubac, T ^c   Hamilton, J C ^b   Le Goff, J M ^c   Palanque Delabrouille, N ^c   Peirani, S ^a   Pichon, C ^a   Rich, J ^c   Vargas Magana M ^b   Yeche C ^c  

^a SORBONNE UNIVERSITÉ   (France)

^b UNIVERSITÉ PARIS DIDEROT   (France)

^c CEA SACLAY   (France)

Author keywords

Intergalactic medium; Methods: numerical; Quasars: absorption lines; Quasars: emission lines

Indexed keywords

EIGENVECTORS; EMISSION LINES; EQUIVALENT WIDTH; HIGH QUALITY; HIGH SPECTRAL RESOLUTION; INTERGALACTIC MEDIUM; MATRIX; METHODS: NUMERICALS; NEUTRAL HYDROGEN; POWER-LAW; PRINCIPAL COMPONENTS; PROJECTION MATRIX; QUASAR SPECTRA; QUASARS: ABSORPTION LINES; QUASARS: EMISSION LINES; RED SHIFT; UV SPECTRUM; WAVELENGTH RANGES;

ABSORPTION; ELECTROMAGNETIC WAVE EMISSION; NUMERICAL METHODS; SPECTRUM ANALYSIS; ULTRAVIOLET SPECTROSCOPY;

PRINCIPAL COMPONENT ANALYSIS;

EID: 79955756968     PISSN: 00046361     EISSN: 14320746     Source Type: Journal    
DOI: 10.1051/0004-6361/201016233     Document Type: Article

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