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First Detection of Krypton and Xenon in a White Dwarf

  • Authors: Klaus Werner, Thomas Rauch, Ellen Ringat, and Jeffrey W. Kruk

Werner et al. 2012 The Astrophysical Journal Letters 753 L7.

  • Provider: AAS Journals

Caption: Figure 1.

Top: Kr vi lines and a single Kr vii line (lower right profile) in RE 0503−289. Overplotted are computed profiles. Bottom: Xe vi and two Xe vii lines (two lowest profiles). The model atmosphere parameters are T eff = 70,000 K, log  g = 7.5, log Kr = log Xe = −4.2 (mass fractions).

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