Search Results for author: Hasti Khoraminezhad

Found 2 papers, 0 papers with code

Quantifying the impact of baryon-CDM perturbations on halo clustering and baryon fraction

no code implementations2 Nov 2020 Hasti Khoraminezhad, Titouan Lazeyras, Raul E. Angulo, Oliver Hahn, Matteo Viel

Using gravity-only 2-fluid simulations we assess the impact of such perturbations on the dark matter halos distribution.

Cosmology and Nongalactic Astrophysics

Constraints on the Spacetime Dynamics of an Early Dark Energy Component

no code implementations28 Jan 2020 Hasti Khoraminezhad, Matteo Viel, Carlo Baccigalupi, Maria Archidiacono

We find that the inclusion of Baryonic Acoustic Oscillations (BAO) data and CMB lensing significantly improves the constraints on the EDE parameters, while other high redshift data like the Quasar Hubble diagram and the Lyman-$\alpha$ forest BAO have instead a negligible impact.

Cosmology and Nongalactic Astrophysics

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