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The Deuterium to Hydrogen Abundance Ratio toward a Fourth QSO: HS 0105+1619

  • Authors: John M. O'Meara, David Tytler, David Kirkman, Nao Suzuki, Jason X. Prochaska, Dan Lubin, and Arthur M. Wolfe

O'Meara et al. 2001 The Astrophysical Journal 552 718.

  • Provider: AAS Journals

Caption: Fig. 3.

Observed metal line absorption associated with the ﹩z\simeq 2.536﹩ LLS. The metals are grouped according to ionization state and are organized by atomic mass. The low‐ionization lines have simple, narrow profiles centered near 0 km s−1.

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