3 papers
astro-ph.CO2026
Multi-tracers, multi-surveys: a joint Fisher analysis of DESI+PFS
Nhat-Minh Nguyen
Marginalizing over roughly 12 effective-field-theory (EFT) nuisance parameters per tracer per redshift bin is a dominant systematic cost in full-shape galaxy power spectrum analyse…
astro-ph.CO2025
DESI 2024 V: Full-Shape Galaxy Clustering from Galaxies and Quasars
A. G. Adame, J. Aguilar, S. Ahlen +195
We present the measurements and cosmological implications of the galaxy two-point clustering using over 4.7 million unique galaxy and quasar redshifts in the range divi…
astro-ph.CO2025
Late-time growth weakly affects the significance of high-redshift massive galaxies
Qianran Xia, Dragan Huterer, Nhat-Minh Nguyen
Recent observations by the James Webb Space Telescope have revealed massive galaxies at very high redshift (). The question of whether the existence of such galaxies…