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Testing String Theory with Combined Cosmological Probes: A Case Study for Dark Matter Gravitons

Authors: Alkistis Pourtsidou

Alkistis Pourtsidou 2026 Research Notes of the AAS 10 .

Provider: AAS Journals

Caption: Figure 1.

Contours containing 68% and 95% of the posterior probability for the (S₈, v₀) parameters. The plot shows constraints from the latest CMB and BAO data (solid green) as well as 3 × 2 pt forecasts for an LSST Y1-like survey (dashed black).

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