Publications (151)
Snowmass 2021 CMB-S4 White Paper
Kevork Abazajian, Arwa Abdulghafour, Graeme E. Addison +353
This Snowmass 2021 White Paper describes the Cosmic Microwave Background Stage 4 project CMB-S4, which is designed to cross critical thresholds in our understanding of the origin a…
A panchromatic study of BLAST counterparts: total star-formation rate, morphology, AGN fraction and stellar mass
Lorenzo Moncelsi, Peter A. R. Ade, Edward L. Chapin +16
We carry out a multi-wavelength study of individual galaxies detected by the Balloon-borne Large Aperture Submillimeter Telescope (BLAST) and identified at other wavelengths, using…
The Atacama Cosmology Telescope: Quantifying Atmospheric Emission above Cerro Toco
Thomas W. Morris, Elia Battistelli, Ricardo Bustos +17
At frequencies below 1 Hz, fluctuations in atmospheric emission in the Chajnantor region in northern Chile are the primary source of interference for bolometric millimeter-wave obs…
A Bright Submillimeter Source in the Bullet Cluster (1E0657--56) Field Detected with BLAST
Marie Rex, Peter A. R. Ade, Itziar Aretxaga +26
We present the 250, 350, and 500 micron detection of bright submillimeter emission in the direction of the Bullet Cluster measured by the Balloon-borne Large Aperture Submillimeter…
Observations of Fast Radio Bursts at Frequencies down to 400 Megahertz
FRB Collaboration, Mandana Amiri, Kevin Bandura +52
Fast radio bursts (FRBs) are highly dispersed millisecond-duration radio flashes likely arriving from far outside the Milky Way galaxy. This phenomenon was discovered at radio freq…
The Atacama Cosmology Telescope: A search for Planet 9
Sigurd Naess, Simone Aiola, Nick Battaglia +37
We use Atacama Cosmology Telescope (ACT) observations at 98 GHz (2015--2019), 150 GHz (2013--2019) and 229 GHz (2017--2019) to perform a blind shift-and-stack search for Planet 9.…
The Atacama Cosmology Telescope: Component-separated maps of CMB temperature and the thermal Sunyaev-Zel'dovich effect
Mathew S. Madhavacheril, J. Colin Hill, Sigurd Naess +51
Optimal analyses of many signals in the cosmic microwave background (CMB) require map-level extraction of individual components in the microwave sky, rather than measurements at th…
Modeling and characterization of the SPIDER half-wave plate
Sean A. Bryan, Peter A. R. Ade, Mandana Amiri +42
Spider is a balloon-borne array of six telescopes that will observe the Cosmic Microwave Background. The 2624 antenna-coupled bolometers in the instrument will make a polarization…
The Primordial Inflation Polarization Explorer (PIPER)
Natalie N. Gandilo, Peter A. R. Ade, Dominic Benford +27
The Primordial Inflation Polarization ExploreR (PIPER) is a balloon-borne telescope designed to measure the polarization of the Cosmic Microwave Background on large angular scales.…
A GPU-based Correlator X-engine Implemented on the CHIME Pathfinder
Nolan Denman, Mandana Amiri, Kevin Bandura +17
We present the design and implementation of a custom GPU-based compute cluster that provides the correlation X-engine of the CHIME Pathfinder radio telescope. It is among the large…
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…
CMB-S4: Forecasting Constraints on Primordial Gravitational Waves
S4 Collaboration, Kevork Abazajian, Graeme E. Addison +233
CMB-S4---the next-generation ground-based cosmic microwave background (CMB) experiment---is set to significantly advance the sensitivity of CMB measurements and enhance our underst…
The Atacama Cosmology Telescope: Two-season ACTPol Extragalactic Point Sources and their Polarization properties
Rahul Datta, Simone Aiola, Steve K. Choi +30
We report on measurements of the polarization of extragalactic sources at 148 GHz made during the first two seasons of the Atacama Cosmology Telescope Polarization (ACTPol) survey.…
SCUBA-2: a 10,000 pixel submillimeter camera for the James Clerk Maxwell Telescope
Wayne Holland, Michael MacIntosh, Alasdair Fairley +30
SCUBA-2 is an innovative 10,000 pixel submillimeter camera due to be delivered to the James Clerk Maxwell Telescope in late 2006. The camera is expected to revolutionize submillime…
The Atacama Cosmology Telescope: Detection of mm-wave transient sources
Sigurd Naess, Nick Battaglia, J. Richard Bond +29
We report on the serendipitous discovery of three transient mm-wave sources using data from the Atacama Cosmology Telescope. The first, detected at RA = 273.8138, dec = -49.4628 at…
Submillimetre observations of galaxy clusters with BLAST: the star-formation activity in Abell 3112
Filiberto G. Braglia, Peter A. R. Ade, James J. Bock +28
We present observations at 250, 350, and 500 um of the nearby galaxy cluster Abell 3112 (z=0.075) carried out with BLAST, the Balloon-borne Large Aperture Submillimeter Telescope.…
BLAST: the far-infrared/radio correlation in distant galaxies
R. J. Ivison, David M. Alexander, Andy D. Biggs +32
We investigate the correlation between far-infrared (FIR) and radio luminosities in distant galaxies, a lynchpin of modern astronomy. We use data from the Balloon-borne Large Apert…
Measuring star formation in high-z massive galaxies: A mid-infrared to submillimeter study of the GOODS NICMOS Survey sample
Marco P. Viero, Lorenzo Moncelsi, Erin Mentuch +16
We present measurements of the mean mid-infrared-to-submillimeter flux densities of massive (M\ast \approx 2 \times 10^11 Msun) galaxies at redshifts 1.7 < z < 2.9, obtained by sta…
First detections of FIRBACK sources with SCUBA
Douglas Scott, Guilaine Lagache, Colin Borys +10
The FIRBACK (Far InfraRed BACKground) survey represents the deepest extensive 170 micron images obtained by the ISO satellite. The sources detected comprise about 10% of the Cosmic…
The Atacama Cosmology Telescope: A Measurement of the Cosmic Microwave Background Power Spectrum at 148 and 218 GHz from the 2008 Southern Survey
Sudeep Das, Tobias A. Marriage, Peter A. R. Ade +64
We present measurements of the cosmic microwave background (CMB) power spectrum made by the Atacama Cosmology Telescope at 148 GHz and 218 GHz, as well as the cross-frequency spect…
An Overview of CHIME, the Canadian Hydrogen Intensity Mapping Experiment
The CHIME Collaboration, Mandana Amiri, Kevin Bandura +40
The Canadian Hydrogen Intensity Mapping Experiment (CHIME) is a drift scan radio telescope operating across the 400-800 MHz band. CHIME is located at the Dominion Radio Astrophysic…
The Atacama Cosmology Telescope: Cross-Correlation of CMB Lensing and Quasars
Blake D. Sherwin, Sudeep Das, Amir Hajian +28
We measure the cross-correlation of Atacama Cosmology Telescope CMB lensing convergence maps with quasar maps made from the Sloan Digital Sky Survey DR8 SDSS-XDQSO photometric cata…
The Balloon-borne Large Aperture Submillimeter Telescope (BLAST) 2006: Calibration and Flight Performance
Matthew D. P. Truch, Peter A. R. Ade, James J. Bock +25
The Balloon-borne Large Aperture Submillimeter Telescope (BLAST) operated successfully during a 250-hour flight over Antarctica in December 2006 (BLAST06). As part of the calibrati…
ZEUS-2: a second generation submillimeter grating spectrometer for exploring distant galaxies
Carl Ferkinhoff, Thomas Nikola, Stephen C. Parshley +4
ZEUS-2, the second generation (z)Redshift and Early Universe Spectrometer, like its predecessor is a moderate resolution (R~1000) long-slit, echelle grating spectrometer optimized…
The SCUBA HAlf Degree Extragalactic Survey (SHADES) -- VI. 350 micron mapping of submillimetre galaxies
Kristen Coppin, Mark Halpern, Douglas Scott +24
A follow-up survey using the Submillimetre High-Angular Resolution Camera (SHARC-II) at 350 microns has been carried out to map the regions around several 850 micron-selected sourc…
A Catalog of Local Universe Fast Radio Bursts from CHIME/FRB and the KKO Outrigger
FRB Collaboration, Mandana Amiri, Daniel Amouyal +62
We present the first catalog of fast radio burst (FRB) host galaxies from CHIME/FRB Outriggers, selected uniformly in the radio and the optical by localizing 81 new bursts to 2'' x…
Cosmological Parameters from Pre-Planck CMB Measurements
Erminia Calabrese, Renée A. Hlozek, Nick Battaglia +31
Recent data from the WMAP, ACT and SPT experiments provide precise measurements of the cosmic microwave background temperature power spectrum over a wide range of angular scales. T…
Variable-delay Polarization Modulators for the CLASS Telescopes
Kathleen Harrington, Joseph Eimer, David T. Chuss +43
The search for inflationary primordial gravitational waves and the measurement of the optical depth to reionization, both through their imprint on the large angular scale correlati…
An update on the SCUBA-2 project
Michael Audley, Wayne Holland, Trevor Hodson +16
SCUBA-2, which replaces SCUBA (the Submillimeter Common User Bolometer Array) on the James Clerk Maxwell Telescope (JCMT) in 2006, is a large-format bolometer array for submillimet…
Temperature Profiles and the Effect of AGN on Submillimeter Emission from BLAST Observations of Resolved Galaxies
Donald V. Wiebe, Peter A. R. Ade, James J. Bock +24
Over the course of two flights, the Balloon-borne Large Aperture Submillimeter Telescope (BLAST) made resolved maps of seven nearby (<25 Mpc) galaxies at 250, 350, and 500 microns.…
The Atacama Cosmology Telescope: DR5 maps of 18,000 square degrees of the microwave sky from ACT 2008-2018 data
Sigurd Naess, Simone Aiola, Jason E. Austermann +59
This paper presents a maximum-likelihood algorithm for combining sky maps with disparate sky coverage, angular resolution and spatially varying anisotropic noise into a single map…
BLAST05: Power Spectra of Bright Galactic Cirrus at Submillimeter Wavelengths
Arabindo Roy, Peter A. R. Ade, James J. Bock +25
We report multi-wavelength power spectra of diffuse Galactic dust emission from BLAST observations at 250, 350, and 500 microns in Galactic Plane fields in Cygnus X and Aquila. The…
The 2nd Generation z(Redshift) and Early Universe Spectrometer Part I: First-light observation of a highly lensed local-ULIRG analog at high-z
Carl Ferkinhoff, Drew Brisbin, Stephen Parshley +20
We report first science results from our new spectrometer, the 2nd generation z(Redshift) and Early Universe Spectrometer (ZEUS-2), recently commissioned on the Atacama Pathfinder…
The Atacama Cosmology Telescope: DR6 Constraints on Extended Cosmological Models
Erminia Calabrese, J. Colin Hill, Hidde T. Jense +169
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 fo…
21 cm Intensity Mapping
Jeffrey B. Peterson, Roy Aleksan, Reza Ansari +37
Using the 21 cm line, observed all-sky and across the redshift range from 0 to 5, the large scale structure of the Universe can be mapped in three dimensions. This can be accomplis…
Cosmological constraints from baryon acoustic oscillations and clustering of large-scale structure
Graeme E. Addison, Gary Hinshaw, Mark Halpern
We constrain cosmological parameters using combined measurements of the baryon acoustic oscillation (BAO) feature in the correlation function of galaxies and Ly-αabsorbers that to…
A Monte Carlo Approach to Evolution of the Far-Infrared Luminosity Function with BLAST
Gaelen Marsden, Edward L. Chapin, Mark Halpern +6
We constrain the evolution of the rest-frame far-infrared (FIR) luminosity function out to high redshift, by combining several pieces of complementary information provided by the d…
Future Cosmic Microwave Background Experiments
Mark Halpern, Douglas Scott
We summarise some aspects of experiments currently being built or planned, and indulge in wild speculation about possibilities on the more distant horizon.
Highly-multiplexed microwave SQUID readout using the SLAC Microresonator Radio Frequency (SMuRF) Electronics for Future CMB and Sub-millimeter Surveys
Shawn W. Henderson, Zeeshan Ahmed, Jason Austermann +29
The next generation of cryogenic CMB and submillimeter cameras under development require densely instrumented sensor arrays to meet their science goals. The readout of large number…
BLAST: the Redshift Survey
Stephen Eales, Edward L. Chapin, Mark J. Devlin +16
The Balloon-borne Large Aperture Submillimeter Telescope (BLAST) has recently surveyed ~8.7 deg^2 centered on GOODS-South at 250, 350, and 500 microns. In Dye et al. (2009) we pres…
Submillimetre Constraints on Hyper-Extremely Red Objects in the Subaru Deep Field
Kristen Coppin, Mark Halpern, Douglas Scott +5
We have mapped the submillimetre wavelength continuum emission from the Subaru Deep Field (SDF) at 450 and 850 microns with the Submillimetre Common-User Bolometer Array (SCUBA) de…
The Atacama Cosmology Telescope: Cosmological parameters from three seasons of data
Jonathan L. Sievers, Renée A. Hlozek, Michael R. Nolta +90
We present constraints on cosmological and astrophysical parameters from high-resolution microwave background maps at 148 GHz and 218 GHz made by the Atacama Cosmology Telescope (A…
Calibrating CHIME, A New Radio Interferometer to Probe Dark Energy
Laura B. Newburgh, Graeme E. Addison, Mandana Amiri +32
The Canadian Hydrogen Intensity Mapping Experiment (CHIME) is a transit interferometer currently being built at the Dominion Radio Astrophysical Observatory (DRAO) in Penticton, BC…
The Atacama Cosmology Telescope: DR6 Power Spectra, Likelihoods and CDM Parameters
Thibaut Louis, Adrien La Posta, Zachary Atkins +165
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 Tele…
Characterization of the John A. Galt telescope for radio holography with CHIME
Alex Reda, Tristan Pinsonneault-Marotte, Meiling Deng +21
The Canadian Hydrogen Intensity Mapping Experiment (CHIME) will measure the 21 cm emission of astrophysical neutral hydrogen to probe large scale structure at redshifts z=0.8-2.5.…
The Atacama Cosmology Telescope: DR6 Maps
Sigurd Naess, Yilun Guan, Adriaan J. Duivenvoorden +163
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…
Plastic Laminate Antireflective Coatings for Millimeter-wave Optics in BICEP Array
Marion Dierickx, P. A. R. Ade, Zeeshan Ahmed +82
The BICEP/Keck series of experiments target the Cosmic Microwave Background at degree-scale resolution from the South Pole. Over the next few years, the "Stage-3" BICEP Array (BA)…
BLAST Observations of the South Ecliptic Pole field: Number Counts and Source Catalogs
Elisabetta Valiante, Peter Ade, James Bock +26
We present results from a survey carried out by the Balloon-borne Large Aperture Submillimeter Telescope (BLAST) on a 9 deg^2 field near the South Ecliptic Pole at 250, 350 and 500…
On quantifying and resolving the BICEP2/Planck tension over gravitational waves
Kendrick M. Smith, Cora Dvorkin, Latham Boyle +4
The recent BICEP2 measurement of primordial gravity waves (r = 0.2^{+0.07}_{-0.05}) appears to be in tension with the upper limit from WMAP (r<0.13 at 95% CL) and Planck (r<0.11 at…
Measurement of the Sunyaev-Zel'dovich Increment in Massive Galaxy Clusters
Michael Zemcov, Mark Halpern, Colin Borys +4
We have detected the Sunyaev-Zel'dovich (SZ) increment at 850 microns in two galaxy clusters (Cl 0016+16 and MS 1054.4-0321) using SCUBA (Sub-millimetre Common User Bolometer Array…
The Atacama Cosmology Telescope: Data Characterization and Map Making
Rolando Dünner, Matthew Hasselfield, Tobias A. Marriage +71
We present a description of the data reduction and mapmaking pipeline used for the 2008 observing season of the Atacama Cosmology Telescope (ACT). The data presented here at 148 GH…
The SCUBA HAlf Degree Extragalactic Survey (SHADES) - IV: Radio-mm-FIR photometric redshifts
Itziar Aretxaga, David H. Hughes, Kristen Coppin +28
We present the redshift distribution of the SHADES galaxy population based on the rest-frame radio-mm-FIR colours of 120 robustly detected 850um sources in the Lockman Hole East (L…
Using the Sun to Measure the Primary Beam Response of the Canadian Hydrogen Intensity Mapping Experiment
CHIME Collaboration, Mandana Amiri, Kevin Bandura +27
We present a beam pattern measurement of the Canadian Hydrogen Intensity Mapping Experiment (CHIME) made using the Sun as a calibration source. As CHIME is a pure drift scan instru…
Evidence for dark energy from the cosmic microwave background alone using the Atacama Cosmology Telescope lensing measurements
Blake D. Sherwin, Joanna Dunkley, Sudeep Das +35
For the first time, measurements of the cosmic microwave background radiation (CMB) alone favor cosmologies with dark energy over models without dark energy at a 3.2-sigma l…
Radio and mid-infrared identification of BLAST source counterparts in the Chandra Deep Field South
Simon Dye, Peter A. R. Ade, James J. Bock +28
We have identified radio and/or mid-infrared counterparts to 198 out of 350 sources detected at >=5 sigma over ~ 9 square degrees centered on the Chandra Deep Field South (CDFS) by…
The Atacama Cosmology Telescope: DR4 Maps and Cosmological Parameters
Simone Aiola, Erminia Calabrese, Loïc Maurin +138
We present new arcminute-resolution maps of the Cosmic Microwave Background temperature and polarization anisotropy from the Atacama Cosmology Telescope, using data taken from 2013…
A Detection of Cosmological 21 cm Emission from CHIME in Cross-correlation with eBOSS Measurements of the Lyman- Forest
CHIME Collaboration, Mandana Amiri, Kevin Bandura +28
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) wi…
BLAST: A Far-Infrared Measurement of the History of Star Formation
Enzo Pascale, Peter A. R. Ade, James J. Bock +26
We directly measure redshift evolution in the mean physical properties (far-infrared luminosity, temperature, and mass) of the galaxies that produce the cosmic infrared background…
Using Two-Frequency Dust Spectral Matching to Separate Galactic Synchrotron and Free-Free Temperature Foregrounds from the CMB
J. L. Weiland, Charles L. Bennett, Graeme E. Addison +2
We introduce a method for removing CMB and anomalous microwave emission (AME, or spinning dust) intensity signals at high to intermediate Galactic latitudes in temperature sky maps…
Limits on the ultra-bright Fast Radio Burst population from the CHIME Pathfinder
CHIME Scientific Collaboration, Mandana Amiri, Kevin Bandura +35
We present results from a new incoherent-beam Fast Radio Burst (FRB) search on the Canadian Hydrogen Intensity Mapping Experiment (CHIME) Pathfinder. Its large instantaneous field…
The Atacama Cosmology Telescope: A Measurement of the DR6 CMB Lensing Power Spectrum and its Implications for Structure Growth
Frank J. Qu, Blake D. Sherwin, Mathew S. Madhavacheril +155
We present new measurements of cosmic microwave background (CMB) lensing over sq. deg. of the sky. These lensing measurements are derived from the Atacama Cosmology Telescop…
CHIME/FRB Outriggers: KKO Station System and Commissioning Results
Adam E. Lanman, Shion Andrew, Mattias Lazda +43
Localizing fast radio bursts (FRBs) to their host galaxies is an essential step to better understanding their origins and using them as cosmic probes. The CHIME/FRB Outrigger progr…
Weak-Lensing Mass Calibration of ACTPol Sunyaev-Zel'dovich Clusters with the Hyper Suprime-Cam Survey
Hironao Miyatake, Nicholas Battaglia, Matt Hilton +57
We present weak-lensing measurements using the first-year data from the Hyper Suprime-Cam Strategic Survey Program on the Subaru telescope for eight galaxy clusters selected throug…
CMB-S4 Decadal Survey APC White Paper
Kevork Abazajian, Graeme Addison, Peter Adshead +222
We provide an overview of the science case, instrument configuration and project plan for the next-generation ground-based cosmic microwave background experiment CMB-S4, for consid…
The Atacama Cosmology Telescope: a measurement of the primordial power spectrum
Renée Hlozek, Joanna Dunkley, Graeme Addison +37
We present constraints on the primordial power spectrum of adiabatic fluctuations using data from the 2008 Southern Survey of the Atacama Cosmology Telescope (ACT). The angular res…
CHIME/FRB Outriggers: Design Overview
FRB Collaboration, Mandana Amiri, Bridget C. Andersen +66
The Canadian Hydrogen Intensity Mapping Experiment (CHIME) has emerged as the world's premier facility for studying fast radio bursts (FRBs) through its fast transient search backe…
The Simons Observatory: Astro2020 Decadal Project Whitepaper
The Simons Observatory Collaboration, Maximilian H. Abitbol, Shunsuke Adachi +280
The Simons Observatory (SO) is a ground-based cosmic microwave background (CMB) experiment sited on Cerro Toco in the Atacama Desert in Chile that promises to provide breakthrough…
Revisiting the Lensing Anomaly in Planck 2018 Temperature Data
Graeme E. Addison, Charles L. Bennett, Mark Halpern +2
We revisit the lensing anomaly in the Planck 2018 temperature (TT) data and examine its robustness to frequency selection and additional sky masking. Our main findings are: (1) The…
Calibration Measurements of the BICEP3 and BICEP Array CMB Polarimeters from 2017 to 2024
Christos Giannakopoulos, Clara Vergès, P. A. R. Ade +83
The BICEP3 and BICEP Array polarimeters are small-aperture refracting telescopes located at the South Pole designed to measure primordial gravitational wave signatures in the Cosmi…
The Atacama Cosmology Telescope: Calibration with WMAP Using Cross-Correlations
Amir Hajian, Viviana Acquaviva, Peter A. R. Ade +64
We present a new calibration method based on cross-correlations with WMAP and apply it to data from the Atacama Cosmology Telescope (ACT). ACT's observing strategy and map making p…
The Atacama Cosmology Telescope: Two-Season ACTPol Lensing Power Spectrum
Blake D. Sherwin, Alexander van Engelen, Neelima Sehgal +43
We report a measurement of the power spectrum of cosmic microwave background (CMB) lensing from two seasons of Atacama Cosmology Telescope Polarimeter (ACTPol) CMB data. The CMB le…
Correlations in the (Sub)millimeter background from ACTxBLAST
Amir Hajian, Marco P. Viero, Graeme Addison +42
We present measurements of the auto- and cross-frequency correlation power spectra of the cosmic (sub)millimeter background at: 250, 350, and 500 um (1200, 860, and 600 GHz) from o…
The Atacama Cosmology Telescope: Detection of Sunyaev-Zel'dovich Decrement in Groups and Clusters Associated with Luminous Red Galaxies
Nick Hand, John William Appel, Nick Battaglia +42
We present a detection of the Sunyaev-Zel'dovich (SZ) decrement associated with the Luminous Red Galaxy (LRG) sample of the Sloan Digital Sky Survey. The SZ data come from 148 GHz…
Deconvolution of Images from BLAST 2005: Insight into the K3-50 and IC 5146 Star-Forming Regions
Arabindo Roy, Peter A. R. Ade, James J. Bock +26
We present an implementation of the iterative flux-conserving Lucy-Richardson (L-R) deconvolution method of image restoration for maps produced by the Balloon-borne Large Aperture…
Evidence for Environmental Changes in the Submillimeter Dust Opacity
Peter G. Martin, Arabindo Roy, Sylvain Bontemps +25
The submillimeter opacity of dust in the diffuse Galactic interstellar medium (ISM) has been quantified using a pixel-by-pixel correlation of images of continuum emission with a pr…
BLAST: Resolving the Cosmic Submillimeter Background
Gaelen Marsden, Peter A. R. Ade, James J. Bock +26
The Balloon-borne Large Aperture Submillimeter Telescope (BLAST) has made one square degree, deep, confusion limited maps at three different bands, centered on the Great Observator…
An upper limit to polarized submillimetre emission in Arp 220
Michael Seiffert, Colin Borys, Douglas Scott +1
We report the results of pointed observations of the prototypical ultra-luminous infrared galaxy (ULIRG) Arp 220 at 850 microns using the polarimeter on the SCUBA instrument on the…
CMB-S4 Science Case, Reference Design, and Project Plan
Kevork Abazajian, Graeme Addison, Peter Adshead +222
We present the science case, reference design, and project plan for the Stage-4 ground-based cosmic microwave background experiment CMB-S4.
A Measurement of the Millimeter Emission and the Sunyaev-Zel'dovich Effect Associated with Low-Frequency Radio Sources
Megan B. Gralla, Devin Crichton, Tobias A. Marriage +38
We present a statistical analysis of the millimeter-wavelength properties of 1.4 GHz-selected sources and a detection of the Sunyaev-Zel'dovich (SZ) effect associated with the halo…
A cryogenic rotation stage with a large clear aperture for the half-wave plates in the Spider instrument
Sean Bryan, Peter Ade, Mandana Amiri +47
We describe the cryogenic half-wave plate rotation mechanisms built for and used in Spider, a polarization-sensitive balloon-borne telescope array that observed the Cosmic Microwav…
First Measurement of the Cross-Correlation of CMB Lensing and Galaxy Lensing
Nick Hand, Alexie Leauthaud, Sudeep Das +33
We measure the cross-correlation of cosmic microwave background lensing convergence maps derived from Atacama Cosmology Telescope data with galaxy lensing convergence maps as measu…
Holographic Beam Mapping of the CHIME Pathfinder Array
Philippe Berger, Laura B. Newburgh, Mandana Amiri +32
The Canadian Hydrogen Intensity Mapping Experiment (CHIME) Pathfinder radio telescope is currently surveying the northern hemisphere between 400 and 800 MHz. By mapping the large s…
Estimates of Confusion and Gravitational Lensing Limits in Sunyaev-Zel'dovich Increment Measurements
Michael Zemcov, Peter Newbury, Mark Halpern
We present estimates of the confusion limit of measurements of the Sunyaev-Zel'dovich effect (SZ) increment near its peak intensity based on Monte Carlo simulations of sub-millimet…
BLAST: Correlations in the Cosmic Far-Infrared Background at 250, 350, and 500 microns Reveal Clustering of Star-Forming Galaxies
Marco P. Viero, Peter A. R. Ade, James J. Bock +26
We detect correlations in the cosmic far-infrared background due to the clustering of star-forming galaxies in observations made with the Balloon-borne Large Aperture Submillimeter…
The Atacama Cosmology Telescope: DR6 Gravitational Lensing Map and Cosmological Parameters
Mathew S. Madhavacheril, Frank J. Qu, Blake D. Sherwin +156
We present cosmological constraints from a gravitational lensing mass map covering 9400 sq. deg. reconstructed from CMB measurements made by the Atacama Cosmology Telescope (ACT) f…
The Atacama Cosmology Telescope: CMB Polarization at
Sigurd Naess, Matthew Hasselfield, Jeff McMahon +75
We report on measurements of the cosmic microwave background (CMB) and celestial polarization at 146 GHz made with the Atacama Cosmology Telescope Polarimeter (ACTPol) in its first…
Readout of two-kilopixel transition-edge sensor arrays for Advanced ACTPol
Shawn W. Henderson, Jason R. Stevens, Mandana Amiri +30
Advanced ACTPol is an instrument upgrade for the six-meter Atacama Cosmology Telescope (ACT) designed to measure the cosmic microwave background (CMB) temperature and polarization…
The Atacama Cosmology Telescope: A Measurement of the Thermal Sunyaev-Zel'dovich Effect Using the Skewness of the CMB Temperature Distribution
Michael J. Wilson, Blake D. Sherwin, J. Colin Hill +35
We present a detection of the unnormalized skewness <T^3> induced by the thermal Sunyaev-Zel'dovich (tSZ) effect in filtered Atacama Cosmology Telescope (ACT) 148 GHz cosmic microw…
An upper limit to [C II] emission in a z ~= 5 galaxy
Gaelen Marsden, Colin Borys, Scott C. Chapman +2
Low-ionization-state far-infrared (FIR) emission lines may be useful diagnostics of star-formation activity in young galaxies, and at high redshift may be detectable from the groun…
CHIME/FRB Catalog 1 results: statistical cross-correlations with large-scale structure
Masoud Rafiei-Ravandi, Kendrick M. Smith, Dongzi Li +38
The CHIME/FRB Project has recently released its first catalog of fast radio bursts (FRBs), containing 492 unique sources. We present results from angular cross-correlations of CHIM…
Microwave multiplexing on the Keck Array
Ari Cukierman, Zeeshan Ahmed, Shawn Henderson +82
We describe an on-sky demonstration of a microwave-multiplexing readout system in one of the receivers of the Keck Array, a polarimetry experiment observing the cosmic microwave ba…
BLAST: The Mass Function, Lifetimes, and Properties of Intermediate Mass Cores from a 50 Square Degree Submillimeter Galactic Survey in Vela (l = ~265)
Calvin. B. Netterfield, Peter A. R. Ade, James J. Bock +24
We present first results from an unbiased 50 deg^2 submillimeter Galactic survey at 250, 350, and 500 micron from the 2006 flight of the Balloon-borne Large Aperture Submillimeter…
TES imaging array technology for CLOVER
Michael D. Audley, Robert W. Barker, Michael Crane +17
CLOVER is an experiment which aims to detect the signature of gravitational waves from inflation by measuring the B-mode polarization of the cosmic microwave background. CLOVER con…
Over half of the far-infrared background light comes from galaxies at z >= 1.2
Mark J. Devlin, Peter A. R. Ade, Itziar Aretxaga +26
Submillimetre surveys during the past decade have discovered a population of luminous, high-redshift, dusty starburst galaxies. In the redshift range 1 <= z <= 4, these massive sub…
The Atacama Cosmology Telescope: Cosmology from Galaxy Clusters Detected via the Sunyaev-Zel'dovich Effect
Neelima Sehgal, Hy Trac, Viviana Acquaviva +66
We present constraints on cosmological parameters based on a sample of Sunyaev-Zel'dovich-selected galaxy clusters detected in a millimeter-wave survey by the Atacama Cosmology Tel…
Submillimeter Number Counts From Statistical Analysis of BLAST Maps
Guillaume Patanchon, Peter A. R. Ade, James J. Bock +24
We describe the application of a statistical method to estimate submillimeter galaxy number counts from confusion limited observations by the Balloon-borne Large Aperture Submillim…
Detection of the Power Spectrum of Cosmic Microwave Background Lensing by the Atacama Cosmology Telescope
Sudeep Das, Blake D. Sherwin, Paula Aguirre +38
We report the first detection of the gravitational lensing of the cosmic microwave background through a measurement of the four-point correlation function in the temperature maps m…
The Second CHIME/FRB Catalog of Fast Radio Bursts
FRB Collaboration, Thomas Abbott, Bridget C. Andersen +71
We present a catalog of 4539 fast radio bursts (FRBs) observed with the Canadian Hydrogen Intensity Mapping Experiment (CHIME) telescope between 25 July 2018 and 15 September 2023.…
The Cosmology Large Angular Scale Surveyor (CLASS): 38 GHz detector array of bolometric polarimeters
John W. Appel, Aamir Ali, Mandana Amiri +41
The Cosmology Large Angular Scale Surveyor (CLASS) experiment aims to map the polarization of the Cosmic Microwave Background (CMB) at angular scales larger than a few degrees. Ope…
The CLASS 150/220 GHz Polarimeter Array: Design, Assembly, and Characterization
Sumit Dahal, Mandana Amiri, John W. Appel +17
We report on the development of a polarization-sensitive dichroic (150/220 GHz) detector array for the Cosmology Large Angular Scale Surveyor (CLASS) delivered to the telescope sit…