Search Results for author: Aseem Paranjape

Found 4 papers, 2 papers with code

Multi-wavelength mock galaxy catalogs of the low-redshift Universe

no code implementations7 Jan 2021 Aseem Paranjape, Tirthankar Roy Choudhury, Ravi K. Sheth

The mocks predict the relation between the stellar mass and HI mass of massive HI galaxies, as well as the 2-point cross-correlation function of spatially co-located optical and HI-selected samples.

Astrophysics of Galaxies Cosmology and Nongalactic Astrophysics

Mock halo catalogs: assigning unresolved halo properties using correlations with local halo environment

no code implementations18 Dec 2020 Sujatha Ramakrishnan, Aseem Paranjape, Ravi K. Sheth

Our algorithm exploits the fact that halo assembly bias is unchanged as long as correlations between halo property $c$ and the intermediate-scale tidal environment $\alpha$ are preserved.

Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies

Separate Universe calibration of the dependence of halo bias on cosmic web anisotropy

1 code implementation7 Jul 2020 Sujatha Ramakrishnan, Aseem Paranjape

We use the Separate Universe technique to calibrate the dependence of linear and quadratic halo bias $b_1$ and $b_2$ on the local cosmic web environment of dark matter haloes.

Cosmology and Nongalactic Astrophysics

Halo assembly bias from Separate Universe simulations

1 code implementation8 Dec 2016 Aseem Paranjape, Nikhil Padmanabhan

We present a calibration of halo assembly bias using the Separate Universe technique.

Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies

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