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Evidence for Suppression of Metal Pollution in White Dwarfs by Close Substellar Companions

  • Authors: Zhangliang Chen, Xin-Yue Zhang, Di-Chang Chen, Kejun Wang, Bo Ma, Ji-Wei Xie, Ji-Lin Zhou

Zhangliang Chen et al 2026 The Astrophysical Journal Letters 1003 .

  • Provider: AAS Journals

Caption: Figure 2.

Probability distribution of metal-pollution fraction. The blue and purple lines represent the distribution for WDs with close and wide companions. The vertical gray region shows the metal-pollution fraction 44% ± 6% derived from a single WD sample (L. B. Ould Rouis et al. 2024).

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