output
19912026
most citedEvidence for oscillation of atmospheric neutrinos

5.1k citations

Showing astro-ph.COShow all

193 papers · 1 filter

astro-ph.CO2025★ 2 cited

Earth-lens telescope for distant axion-like particle sources with stimulated backward reflection

Taiyo Nakamura, Kensuke Homma

We propose a novel telescope concept based on Earth's gravitational lensing effect, optimized for the detection of distant dark matter sources, particularly axion-like particles (A…

astro-ph.CO2025

Towards constraining cosmological parameters with SPT-3G observations of 25% of the sky

A. Vitrier, K. Fichman, L. Balkenhol +103

The South Pole Telescope (SPT), using its third-generation camera, SPT-3G, is conducting observations of the cosmic microwave background (CMB) in temperature and polarization acros…

astro-ph.CO2025★ 11 cited

SPT-3G D1: Axion Early Dark Energy with CMB experiments and DESI

A. R. Khalife, L. Balkenhol, E. Camphuis +92

We present the most up-to-date constraints on axion early dark energy (AEDE) from cosmic microwave background (CMB) and baryon acoustic oscillation (BAO) measurements. In particula…

astro-ph.CO2025★ 1 cited

Requirements on bandpass resolution and measurement precision for LiteBIRD

S. Giardiello, A. Carones, T. Ghigna +95

In this work, we study the impact of an imperfect knowledge of the instrument bandpasses on the estimate of the tensor-to-scalar ratio in the context of the next-generation Lit…

astro-ph.CO2025★ 62 cited

SPT-3G D1: CMB temperature and polarization power spectra and cosmology from 2019 and 2020 observations of the SPT-3G Main field

E. Camphuis, W. Quan, L. Balkenhol +94

We present measurements of the temperature and E-mode polarization angular power spectra of the cosmic microwave background (CMB) from observations of 4% of the sky with SPT-3G, th…

astro-ph.CO2025★ 4 cited

Primordial black holes save inflation

Xinpeng Wang, Kazunori Kohri, Tsutomu T. Yanagida

In light of the latest Planck and Atacama Cosmology Telescope (P-ACT) joint results on the primordial scalar power spectrum, we show that the inflation model extended with a…

astro-ph.CO2025★ 20 cited

Unified and consistent structure growth measurements from joint ACT, SPT and \textit{Planck} CMB lensing

Frank J. Qu, Fei Ge, W. L. Kimmy Wu +143

We present the tightest cosmic microwave background (CMB) lensing constraints to date on the growth of structure by combining CMB lensing measurements from the Atacama Cosmology Te…

astro-ph.CO2025★ 25 cited

Increase of in regularized pole inflation & Einstein-Cartan gravity

Minxi He, Muzi Hong, Kyohei Mukaida

We show that the regularization of the second order pole in the pole inflation can induce the increase of , which may be important after the latest data release of cosmic micr…

astro-ph.CO2025★ 2 cited

Updated cosmological constraints on axion dark energy with DESI

L. A. Ureña-López, F. Lozano-Rodríguez, J. O. Román-Herrera +35

We present updated constraints on the parameters of an axion dark energy model, for which we took into account the properties of its characteristic potential and its full cosmologi…

astro-ph.CO2025★ 29 cited

Data Release 1 of the Dark Energy Spectroscopic Instrument

DESI Collaboration, M. Abdul Karim, A. G. Adame +306

In 2021 May the Dark Energy Spectroscopic Instrument (DESI) collaboration began a 5-year spectroscopic redshift survey to produce a detailed map of the evolving three-dimensional s…

astro-ph.CO2025★ 3 cited

DESI Spectroscopy of HETDEX Emission-line Candidates I: Line Discrimination Validation

Martin Landriau, Erin Mentuch Cooper, Dustin Davis +50

The Hobby-Eberly Dark Energy Experiment (HETDEX) is an untargeted spectroscopic galaxy survey that uses Ly emitting galaxies (LAEs) as tracers of 1.9 < z < 3.5 large scale struc…

astro-ph.CO2025★ 2 cited

Studying baryon acoustic oscillations using photometric redshifts from the DESI Legacy Imaging survey DR9

Christoph Saulder, Yong-Seon Song, Minji Oh +41

Context.The Dark Energy Spectroscopic Instrument (DESI) Legacy Imaging Survey DR9 (DR9 hereafter), with its extensive dataset of galaxy locations and photometric redshifts, present…

astro-ph.CO2025★ 3 cited

The Simons Observatory: Validation of reconstructed power spectra from simulated filtered maps for the Small Aperture Telescope survey

Carlos Hervías-Caimapo, Kevin Wolz, Adrien La Posta +33

We present a transfer function-based method to estimate angular power spectra from filtered maps for cosmic microwave background (CMB) surveys. This is especially relevant for expe…

astro-ph.CO2025

Measurements of the Temperature and E-mode Polarization of the Cosmic Microwave Background from the Full 500-square-degree SPTpol Dataset

T. -L. Chou, P. A. R. Ade, A. J. Anderson +59

Using the full four-year SPTpol 500 deg dataset in both the 95 GHz and 150 GHz frequency bands, we present measurements of the temperature and -mode polarization of the cosm…

astro-ph.CO2025★ 15 cited

Primordial Black Hole Formation from Power Spectrum with Finite-width

Shi Pi, Misao Sasaki, Volodymyr Takhistov +1

Primordial black holes (PBHs) can form from gravitational collapse of large overdensities in the early Universe, giving rise to rich phenomena in astrophysics and cosmology. We dev…

astro-ph.CO2024★ 1 cited

The imprint of cosmic voids from the DESI Legacy Survey DR9 LRGs in the Planck 2018 lensing map through spectroscopically calibrated mocks

S. Sartori, P. Vielzeuf, S. Escoffier +31

The cross-correlation of cosmic voids with the lensing convergence () map of the Cosmic Microwave Background (CMB) fluctuations provides a powerful tool to refine our understand…

astro-ph.CO2024★ 2 cited

Potential Surge Preheating: enhanced resonance from potential features

Pankaj Saha, Yuko Urakawa

We investigate the effects of local features in the inflationary potential on the preheating dynamics after inflation. We show that a small feature in the potential can enhance the…

astro-ph.CO2024

The DESI-Lensing Mock Challenge: large-scale cosmological analysis of 3x2-pt statistics

C. Blake, C. Garcia-Quintero, S. Ahlen +41

The current generation of large galaxy surveys will test the cosmological model by combining multiple types of observational probes. Realising the statistical promise of these new…

astro-ph.CO2024★ 10 cited

Constraints on primordial non-Gaussianity from the cross-correlation of DESI Luminous Red Galaxies and CMB lensing

J. R. Bermejo-Climent, R. Demina, A. Krolewski +47

We use the angular cross-correlation between a luminous red galaxy (LRG) sample from the Dark Energy Spectroscopic Instrument (DESI) Legacy Survey data release DR9 and the …

astro-ph.CO2024

A Sound Horizon-Free Measurement of in DESI 2024

E. A. Zaborowski, P. Taylor, K. Honscheid +53

The physical size of the sound horizon at recombination is a powerful source of information for early-time measurements of the Hubble constant , and many proposed solutions to…

astro-ph.CO2024

Measuring the Mean Free Path of HI Ionizing Photons at with DESI Y1 Quasars

Anning Gao, Jason X. Prochaska, Zheng Cai +31

The mean free path of ionizing photons () in the intergalactic medium (IGM) is a crucial quantity in modelling the ionization state of IGM and the extragalact…

astro-ph.CO2024★ 23 cited

Analytical and EZmock covariance validation for the DESI 2024 results

Daniel Forero-Sánchez, Michael Rashkovetskyi, Otávio Alves +44

The estimation of uncertainties in cosmological parameters is an important challenge in Large-Scale-Structure (LSS) analyses. For standard analyses such as Baryon Acoustic Oscillat…

astro-ph.CO2024★ 48 cited

Modified Gravity Constraints from the Full Shape Modeling of Clustering Measurements from DESI 2024

M. Ishak, J. Pan, R. Calderon +68

We present cosmological constraints on deviations from general relativity (GR) from the first-year of clustering observations from Dark Energy Spectroscopic Instrument (DESI) in co…

astro-ph.CO2024★ 4 cited

Exploring HOD-dependent systematics for the DESI 2024 Full-Shape galaxy clustering analysis

N. Findlay, S. Nadathur, W. J. Percival +39

We analyse the robustness of the DESI 2024 cosmological inference from the full shape of the galaxy power spectrum to uncertainties in the Halo Occupation Distribution (HOD) model…