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Is Dark Matter Really Matter?

  • Authors: Jun-Qian Jiang, Arman Shafieloo

Jun-Qian Jiang and Arman Shafieloo 2026 The Astrophysical Journal Letters 1010 .

  • Provider: AAS Journals

Caption: Figure B1.

Alternative supernova constraints using DESI DR2 and CMB-1000. The panels show the marginalized wDM posteriors for wwDM (left) and Padé-w+wDM (right), comparing Pantheon+ with Union3. The dotted line marks wDM = 0.

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