Suppression without thawing: Constraining structure formation and dark energy with galaxy clustering

SF Chen, MM Ivanov, OHE Philcox, L Wenzl - Physical Review Letters, 2024 - APS
We present a new perturbative full-shape analysis of BOSS galaxy clustering data, including
the full combination of the galaxy power spectrum and bispectrum multipoles, baryon …

Analysis of using the Lagrangian effective theory of LSS

S Chen, J DeRose, R Zhou, M White, S Ferraro… - Physical Review D, 2024 - APS
In this work we use Lagrangian perturbation theory to analyze the harmonic space galaxy
clustering signal of the Bright Galaxy Survey (BGS) and luminous red galaxies (LRGs) …

Challenges in cosmic magnification reconstruction by magnification response

S Zhou, P Zhang - Physical Review D, 2024 - APS
Cosmic magnification on the observed galaxy overdensity is a promising weak gravitational
lensing tracer. Current cosmic magnification reconstruction algorithms, the analytical method …

Testing General Relativity through the Statistic Using the Weyl Potential and Galaxy Velocities

N Grimm, C Bonvin, I Tutusaus - Physical Review Letters, 2024 - APS
We combine measurements of galaxy velocities from galaxy surveys with measurements of
the Weyl potential from the Dark Energy Survey to test the consistency of general relativity at …

Testing General Relativity Using Large-scale Structure Photometric Redshift Surveys and the Cosmic Microwave Background Lensing Effect

S Li, JQ **a - The Astrophysical Journal Supplement Series, 2025 - iopscience.iop.org
The EG statistic provides a valuable tool for evaluating the predictions of general relativity
(GR) by probing the relationship between gravitational potential and galaxy clustering on …

The Atacama Cosmology Telescope: DR6 Gravitational Lensing and SDSS BOSS cross-correlation measurement and constraints on gravity with the statistic

L Wenzl, R An, N Battaglia, R Bean… - arxiv preprint arxiv …, 2024 - arxiv.org
We derive new constraints on the $ E_G $ statistic as a test of gravity, combining the CMB
lensing map estimated from Data Release 6 (DR6) of the Atacama Cosmology Telescope …

The Atacama Cosmology Telescope DR6 and DESI: Structure growth measurements from the cross-correlation of DESI Legacy Imaging galaxies and CMB lensing …

FJ Qu, Q Hang, G Farren, B Bolliet, JN Aguilar… - arxiv preprint arxiv …, 2024 - arxiv.org
We measure the growth of cosmic density fluctuations on large scales and across the
redshift range $0.3< z< 0.8$ through the cross-correlation of the ACT DR6 CMB lensing map …