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View article: The Atacama Cosmology Telescope: DR6 power spectra, likelihoods and ΛCDM parameters
The Atacama Cosmology Telescope: DR6 power spectra, likelihoods and ΛCDM parameters Open
We present power spectra of the cosmic microwave background (CMB) anisotropy in temperature and polarization, measured from the Data Release 6 maps made from Atacama Cosmology Telescope (ACT) data. These cover 19,000 deg 2 of sky in bands …
View article: Linear map-making with LuSEE-Night
Linear map-making with LuSEE-Night Open
LuSEE-Night is a pathfinder radio telescope on the lunar far side employing four 3-m monopole antennas arranged as two horizontal cross pseudo-dipoles on a rotational stage and sensitive to the radio sky in the 1-50 MHz frequency band. LuS…
View article: The HalfDome multi-survey cosmological simulations: N-body simulations
The HalfDome multi-survey cosmological simulations: N-body simulations Open
Upcoming cosmological surveys have the potential to reach groundbreaking discoveries on multiple fronts, including the neutrino mass, dark energy, and inflation. Most of the key science goals require the joint analysis of datasets from mul…
View article: <tt>synax</tt>: A Differentiable and GPU-accelerated Synchrotron Simulation Package
synax: A Differentiable and GPU-accelerated Synchrotron Simulation Package Open
We introduce synax ( https://github.com/dkn16/Synax ), a novel library for automatically differentiable simulation of Galactic synchrotron emission. Built on the JAX framework, synax leverages JAX’s capabilities, including batch accelerati…
View article: The Atacama Cosmology Telescope: semi-analytic covariance matrices for the DR6 CMB power spectra
The Atacama Cosmology Telescope: semi-analytic covariance matrices for the DR6 CMB power spectra Open
The Atacama Cosmology Telescope Data Release 6 (ACT DR6) power spectrum is expected to provide state-of-the-art cosmological constraints, with an associated need for precise error modeling. In this paper we design, and evaluate the perform…
View article: The Atacama Cosmology Telescope: DR6 Maps
The Atacama Cosmology Telescope: DR6 Maps Open
We present Atacama Cosmology Telescope (ACT) Data Release 6 (DR6) maps of the Cosmic Microwave Background temperature and polarization anisotropy at arcminute resolution over three frequency bands centered on 98, 150 and 220 GHz. The maps …
View article: The Atacama Cosmology Telescope: DR6 Constraints on Extended Cosmological Models
The Atacama Cosmology Telescope: DR6 Constraints on Extended Cosmological Models Open
We use new cosmic microwave background (CMB) primary temperature and polarization anisotropy measurements from the Atacama Cosmology Telescope (ACT) Data Release 6 (DR6) to test foundational assumptions of the standard cosmological model a…
View article: The Atacama Cosmology Telescope: DR6 Power Spectra, Likelihoods and $Λ$CDM Parameters
The Atacama Cosmology Telescope: DR6 Power Spectra, Likelihoods and $Λ$CDM Parameters Open
We present power spectra of the cosmic microwave background (CMB) anisotropy in temperature and polarization, measured from the Data Release 6 maps made from Atacama Cosmology Telescope (ACT) data. These cover 19,000 deg$^2$ of sky in band…
View article: The Atacama Cosmology Telescope: Mitigating the Impact of Extragalactic Foregrounds for the DR6 Cosmic Microwave Background Lensing Analysis
The Atacama Cosmology Telescope: Mitigating the Impact of Extragalactic Foregrounds for the DR6 Cosmic Microwave Background Lensing Analysis Open
We investigate the impact and mitigation of extragalactic foregrounds for the cosmic microwave background (CMB) lensing power spectrum analysis of Atacama Cosmology Telescope (ACT) data release 6 (DR6) data. Two independent microwave sky s…
View article: Atacama Cosmology Telescope: High-resolution component-separated maps across one third of the sky
Atacama Cosmology Telescope: High-resolution component-separated maps across one third of the sky Open
Observations of the millimeter sky contain valuable information on a number of signals, including the blackbody cosmic microwave background (CMB), Galactic emissions, and the Compton-y distortion due to the thermal Sunyaev-Zel’dovich (tSZ)…
View article: A Detection of Cosmological 21 cm Emission from CHIME in Cross-correlation with eBOSS Measurements of the Lyα Forest
A Detection of Cosmological 21 cm Emission from CHIME in Cross-correlation with eBOSS Measurements of the Lyα Forest Open
We report the detection of 21 cm emission at an average redshift in the cross-correlation of data from the Canadian Hydrogen Intensity Mapping Experiment (CHIME) with measurements of the Ly α forest from eBOSS. Data collected by CH…
View article: The Atacama Cosmology Telescope: DR6 Gravitational Lensing Map and Cosmological Parameters
The Atacama Cosmology Telescope: DR6 Gravitational Lensing Map and Cosmological Parameters Open
We present cosmological constraints from a gravitational lensing mass map covering 9400 deg 2 reconstructed from measurements of the cosmic microwave background (CMB) made by the Atacama Cosmology Telescope (ACT) from 2017 to 2021. In comb…
View article: The Atacama Cosmology Telescope: A Measurement of the DR6 CMB Lensing Power Spectrum and Its Implications for Structure Growth
The Atacama Cosmology Telescope: A Measurement of the DR6 CMB Lensing Power Spectrum and Its Implications for Structure Growth Open
We present new measurements of cosmic microwave background (CMB) lensing over 9400 deg 2 of the sky. These lensing measurements are derived from the Atacama Cosmology Telescope (ACT) Data Release 6 (DR6) CMB data set, which consists of fiv…
View article: The Atacama Cosmology Telescope: Galactic Dust Structure and the Cosmic PAH Background in Cross-correlation with WISE
The Atacama Cosmology Telescope: Galactic Dust Structure and the Cosmic PAH Background in Cross-correlation with WISE Open
We present a cross-correlation analysis between resolution total intensity and polarization observations from the Atacama Cosmology Telescope (ACT) at 150 and 220 GHz and 15″ mid-infrared photometry from the Wide-field Infrared Survey E…
View article: The Atacama Cosmology Telescope: map-based noise simulations for DR6
The Atacama Cosmology Telescope: map-based noise simulations for DR6 Open
The increasing statistical power of cosmic microwave background (CMB) datasets requires a commensurate effort in understanding their noise properties. The noise in maps from ground-based instruments is dominated by large-scale correlations…
View article: A Detection of Cosmological 21 cm Emission from CHIME in Cross-correlation with eBOSS Measurements of the Lyman-$α$ Forest
A Detection of Cosmological 21 cm Emission from CHIME in Cross-correlation with eBOSS Measurements of the Lyman-$α$ Forest Open
We report the detection of 21 cm emission at an average redshift $\bar{z} = 2.3$ in the cross-correlation of data from the Canadian Hydrogen Intensity Mapping Experiment (CHIME) with measurements of the Lyman-$α$ forest from eBOSS. Data co…
View article: The Simons Observatory: a new open-source power spectrum pipeline applied to the Planck legacy data
The Simons Observatory: a new open-source power spectrum pipeline applied to the Planck legacy data Open
We present a reproduction of the Planck 2018 angular power spectra at ℓ > 30, and associated covariance matrices, for intensity and polarization maps at 100, 143 and 217 GHz. This uses a new, publicly available, pipeline that is part of th…
View article: The Atacama Cosmology Telescope: Galactic Dust Structure and the Cosmic PAH Background in Cross-correlation with WISE
The Atacama Cosmology Telescope: Galactic Dust Structure and the Cosmic PAH Background in Cross-correlation with WISE Open
We present a cross-correlation analysis between $1'$ resolution total intensity and polarization observations from the Atacama Cosmology Telescope (ACT) at 150 and 220 GHz and 15$''$ mid-infrared photometry from the Wide-field Infrared Sur…
View article: The Atacama Cosmology Telescope: High-resolution component-separated maps across one-third of the sky
The Atacama Cosmology Telescope: High-resolution component-separated maps across one-third of the sky Open
Observations of the millimeter sky contain valuable information on a number of signals, including the blackbody cosmic microwave background (CMB), Galactic emissions, and the Compton-$y$ distortion due to the thermal Sunyaev-Zel'dovich (tS…
View article: Extragalactic CO emission lines in the CMB experiments: A forgotten signal and a foreground
Extragalactic CO emission lines in the CMB experiments: A forgotten signal and a foreground Open
High resolution cosmic microwave background (CMB) experiments have allowed us to precisely measure the CMB temperature power spectrum down to very small scales (multipole ℓ ~ 3000). Such measurements at multiple frequencies enable separati…
View article: The Atacama Cosmology Telescope: Mitigating the impact of extragalactic foregrounds for the DR6 CMB lensing analysis
The Atacama Cosmology Telescope: Mitigating the impact of extragalactic foregrounds for the DR6 CMB lensing analysis Open
We investigate the impact and mitigation of extragalactic foregrounds for the CMB lensing power spectrum analysis of Atacama Cosmology Telescope (ACT) data release 6 (DR6) data. Two independent microwave sky simulations are used to test a …
View article: The Atacama Cosmology Telescope: Map-Based Noise Simulations for DR6
The Atacama Cosmology Telescope: Map-Based Noise Simulations for DR6 Open
The increasing statistical power of cosmic microwave background (CMB) datasets requires a commensurate effort in understanding their noise properties. The noise in maps from ground-based instruments is dominated by large-scale correlations…
View article: The Atacama Cosmology Telescope: limits on dark matter-baryon interactions from DR4 power spectra
The Atacama Cosmology Telescope: limits on dark matter-baryon interactions from DR4 power spectra Open
Diverse astrophysical observations suggest the existence of cold dark matter that interacts only gravitationally with radiation and ordinary baryonic matter. Any nonzero coupling between dark matter and baryons would provide a significant …
View article: Extragalactic CO emission lines in the CMB experiments: a forgotten signal and a foreground
Extragalactic CO emission lines in the CMB experiments: a forgotten signal and a foreground Open
High resolution cosmic microwave background (CMB) experiments have allowed us to precisely measure the CMB temperature power spectrum down to very small scales (multipole $\ell \sim 3000$). Such measurements at multiple frequencies enable …
View article: Effects of baryonic feedback on the cosmic web
Effects of baryonic feedback on the cosmic web Open
Here, we study the effect of baryons on the cosmic web—halos, filaments, walls, and voids. To do so, we apply a modified version of NEXUS, a cosmic web morphological analysis algorithm, to the IllustrisTNG simulations. We find that halos l…
View article: Effects of Baryonic Feedback on the Cosmic Web
Effects of Baryonic Feedback on the Cosmic Web Open
We study the effect of baryons on the cosmic web -- halos, filaments, walls, and voids. To do so, we apply a modified version of NEXUS, a cosmic web morphological analysis algorithm, to the IllustrisTNG simulations. We find that halos lose…
View article: Simulated catalogs and maps of radio galaxies at millimeter wavelengths in Websky
Simulated catalogs and maps of radio galaxies at millimeter wavelengths in Websky Open
We present simulated millimeter-wavelength maps and catalogs of radio galaxies across the full sky that trace the nonlinear clustering and evolution of dark matter halos from the Websky simulation at z < 4.6 and M halo > 10 12 m ⊙ / h , an…
View article: Predictors of mortality for patients admitted to the intensive care unit with obstructing septic stones
Predictors of mortality for patients admitted to the intensive care unit with obstructing septic stones Open
Introduction: Patients diagnosed with septic stone are at significant risk of morbidity and mortality should source control through drainage be delayed, and they are often admitted to intensive care units (ICU) for hemodynamic support. The…
View article: Constraining neutrino masses with weak-lensing multiscale peak counts
Constraining neutrino masses with weak-lensing multiscale peak counts Open
Massive neutrinos influence the background evolution of the Universe as well as the growth of structure. Being able to model this effect and constrain the sum of their masses is one of the key challenges in modern cosmology. Weak-lensing c…
View article: Void halo mass function: A promising probe of neutrino mass
Void halo mass function: A promising probe of neutrino mass Open
Cosmic voids, the underdense regions in the universe, are particularly\nsensitive to diffuse density components such as cosmic neutrinos. This\nsensitivity is enhanced by the match between void sizes and the free-streaming\nscale of massiv…