Cover Image

Constraining primordial non-Gaussianity by combining photometric galaxy and 21cm intensity mapping surveys

Fuente: arXiv

Saved in:

Bibliographic Details
Main Authors:	Kopana, Mponeng, Jolicoeur, Sheean, Maartens, Roy
Format:	Preprint
Published:	2024
Subjects:	Cosmology and Nongalactic Astrophysics
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

Multi-tracing the primordial Universe with future surveys
by: Kopana, Mponeng, et al.
Published: (2023)

Constraining primordial non-Gaussianity by combining next-generation galaxy and 21 cm intensity mapping surveys
by: Jolicoeur, Sheean, et al.
Published: (2023)

Constraining the growth rate on linear scales by combining SKAO and DESI surveys
by: Dlamini, Simthembile, et al.
Published: (2023)

Primordial non-Gaussianity -- the effects of relativistic and wide-angle corrections to the power spectrum
by: Guedezounme, Sêcloka L., et al.
Published: (2024)

Unbiased analysis of primordial non-Gaussianity: the multipoles of the full relativistic power spectrum
by: Addis, Chris, et al.
Published: (2025)

Relativistic and wide-angle corrections to galaxy power spectra
by: Jolicoeur, Sheean, et al.
Published: (2024)

Turnover detection using the power spectrum and bispectrum
by: Dube, Yolanda, et al.
Published: (2025)

Radio-optical synergies at high redshift to constrain primordial non-Gaussianity
by: Squarotti, Matilde Barberi, et al.
Published: (2023)

Cosmological constraints from the EFT power spectrum and tree-level bispectrum of 21cm intensity maps
by: Randrianjanahary, Liantsoa F., et al.
Published: (2023)

A wide-angle formulation of foreground filters for HI intensity mapping
by: Kothari, Rahul, et al.
Published: (2023)

Accessing the homogeneity scale with 21 cm intensity mapping surveys
by: Bizarria, Bruno B., et al.
Published: (2025)

Squeezing information from radio surveys to probe the primordial Universe
by: Karagiannis, Dionysios, et al.
Published: (2024)

Detectability of the 21 cm signal with BINGO through cross-correlation with photometric surveys
by: Silva, Gabriel A. S., et al.
Published: (2025)

Local primordial non-Gaussianity from 'zero-bias' 21cm radiation during reionization
by: Kokron, Nickolas
Published: (2025)

The HI intensity mapping power spectrum: insights from recent measurements
by: Padmanabhan, Hamsa, et al.
Published: (2023)

Constraining primordial non-Gaussianity using Neural Networks
by: Nagarajappa, Chandan G., et al.
Published: (2024)

Decoupling Local Primordial non-Gaussianity from Relativistic Effects in the Galaxy Bispectrum
by: Rossiter, Samantha, et al.
Published: (2024)

Optimising the sample selection for photometric galaxy surveys
by: Alemany-Gotor, Marc, et al.
Published: (2025)

From photometric surveys to HI intensity mapping: Improving constraints on magnification biases while testing gravity
by: Sinde, T., et al.
Published: (2026)

Constraining primordial non-Gaussianity with DESI 2024 LRG and QSO samples
by: Chaussidon, E., et al.
Published: (2024)

Cosmological forecasts from the combination of Stage-IV photometric galaxy surveys and the magnification from forthcoming GW observatories
by: Beltrame, Matteo, et al.
Published: (2024)

Constraining the clustering and 21-cm signature of radio galaxies at cosmic dawn
by: Sikder, Sudipta, et al.
Published: (2024)

Apparent parity violation in the observed galaxy trispectrum
by: Paul, Pritha, et al.
Published: (2024)

The feasibility of weak lensing and 21cm intensity mapping cross-correlation measurements
by: Sangka, Anut, et al.
Published: (2024)

Revealing cosmological fluctuations in 21cm intensity maps with MeerKLASS: from maps to power spectra
by: Cunnington, Steven, et al.
Published: (2025)

21-cm fluctuations from primordial magnetic fields
by: Cruz, Hector Afonso G., et al.
Published: (2023)

Constraining primordial non-Gaussianity from DESI quasar targets and Planck CMB lensing
by: Krolewski, Alex, et al.
Published: (2023)

Cosmological constraints from low redshift 21 cm intensity mapping with machine learning
by: Novaes, Camila P., et al.
Published: (2023)

Using relativistic effects in large-scale structure to constrain astrophysical properties of galaxy populations
by: Sobral-Blanco, Daniel, et al.
Published: (2024)

Analyzing the 21cm forest with Wavelet Scattering Transform: Insight into non-Gaussian features of the 21cm forest
by: Shimabukuro, Hayato, et al.
Published: (2025)

Constraining cosmic reionization by combining the kinetic Sunyaev-Zel'dovich and the 21 cm power spectra
by: Georgiev, Ivelin, et al.
Published: (2023)

Hierarchical summaries for primordial non-Gaussianities
by: Cagliari, M. S., et al.
Published: (2025)

On the equivalence between galaxy angular correlation function and power spectrum in constraining primordial non-Gaussianity
by: Terasawa, Ryo, et al.
Published: (2025)

Constraints on anisotropic primordial non-Gaussianity from intrinsic alignments of SDSS-III BOSS galaxies
by: Kurita, Toshiki, et al.
Published: (2023)

Foreground removal in HI 21 cm intensity mapping under frequency-dependent beam distortions
by: Gkogkou, Athanasia, et al.
Published: (2025)

Investigating cross-correlations between cosmic microwave background lensing and 21 cm intensity mapping
by: Marins, Alessandro, et al.
Published: (2025)

Impact of astrophysical effects on the dark matter mass constraint with 21cm intensity mapping
by: Murakami, Koya, et al.
Published: (2023)

Taming assembly bias for primordial non-Gaussianity
by: Fondi, Emanuele, et al.
Published: (2023)

Revisiting primordial magnetic fields through 21-cm physics: Bounds and forecasts
by: Bhaumik, Arko, et al.
Published: (2024)

Effects of primordial magnetic fields on 21 cm multifrequency angular power spectra
by: Kunze, Kerstin E.
Published: (2025)