Unraveling the Mystery of Dark Energy with Galaxy Clusters

Mass Estimation of Galaxy Clusters with Deep Learning II. Cosmic Microwave Background Cluster Lensing

N Gupta, CL Reichardt

2021-12-01

We present a new application of deep learning to reconstruct the cosmic microwave background (CMB) temperature maps from images of..

An Improved Measurement of the Secondary Cosmic Microwave Background Anisotropies from the SPT-SZ plus SPTpol Surveys

CL Reichardt, S Patil, PAR Ade, AJ Anderson, JE Austermann, JS Avva, E Baxter, JA Beall, AN Bender, BA Benson, F Bianchini, LE Bleem, JE Carlstrom, CL Chang, P Chaubal, HC Chiang, TL Chou, R Citron, C Corbett Moran, TM Crawford

2021-02-01

We report new measurements of millimeter-wave power spectra in the angular multipole range 2000 ≤ ℓ ≤ 11,000 (angular scales 5′ ≳ ..

Mass Estimation of Galaxy Clusters with Deep Learning. I. Sunyaev-Zel'dovich Effect

N Gupta, CL Reichardt

2020-09-07

We present a new application of deep learning to infer the masses of galaxy clusters directly from images of the microwave sky. Ef..

Constraining radio mode feedback in galaxy clusters with the cluster radio AGNs properties to z similar to 1

N Gupta, M Pannella, JJ Mohr, M Klein, ES Rykoff, J Annis, S Avila, F Bianchini, D Brooks, E Buckley-Geer, E Bulbul, A Carnero Rosell, M Carrasco Kind, J Carretero, I Chiu, M Costanzi, LN da Costa, J De Vicente, S Desai, JP Dietrich

2020-05-01

We study the properties of the Sydney University Molonglo Sky Survey (SUMSS) 843 MHz radio active galactic nuclei (AGNs) populatio..

Galaxy Clusters Selected via the Sunyaev-Zel'dovich Effect in the SPTpol 100-square-degree Survey

N Huang, LE Bleem, B Stalder, PAR Ade, SW Allen, AJ Anderson, JE Austermann, JS Avva, JA Beall, AN Bender, BA Benson, F Bianchini, S Bocquet, M Brodwin, JE Carlstrom, CL Chang, HC Chiang, R Citron, C Corbett Moran, TM Crawford

2020-03-17

We present a catalog of galaxy cluster candidates detected in 100 square degrees surveyed with the SPTpol receiver on the South Po..

The SPTpol Extended Cluster Survey

LE Bleem, S Bocquet, B Stalder, MD Gladders, PAR Ade, SW Allen, AJ Anderson, J Annis, MLN Ashby, JE Austermann, S Avila, JS Avva, M Bayliss, JA Beall, K Bechtol, AN Bender, BA Benson, E Bertin, F Bianchini, C Blake

2020-03-05

We describe the observations and resultant galaxy cluster catalog from the 2770 deg2 SPTpol Extended Cluster Survey (SPT-ECS). Clu..

Suppressing the Thermal SZ-induced Variance in CMB-cluster Lensing Estimators

Sanjaykumar Patil, Srinivasan Raghunathan, Christian L Reichardt

2020-01-01

Accurate galaxy cluster mass measurements from the gravitational lensing of the cosmic microwave background temperature maps depen..

Fractional polarization of extragalactic sources in the 500 deg(2) SPTpol survey

N Gupta, CL Reichardt, PAR Ade, AJ Anderson, M Archipley, JE Austermann, JS Avva, JA Beall, AN Bender, BA Benson, F Bianchini, LE Bleem, JE Carlstrom, CL Chang, HC Chiang, R Citron, C Corbett Moran, TM Crawford, AT Crites, T de Haan

2019-12-01

We study the polarization properties of extragalactic sources at 95 and 150 GHz in the SPTpol 500 deg2 survey. We estimate the pol..

An inpainting approach to tackle the kinematic and thermal SZ induced biases in CMB-cluster lensing estimators

Srinivasan Raghunathan, Gilbert P Holder, James G Bartlett, SanjayKumar Patil, Christian L Reichardt, Nathan Whitehorn

2019-11-26

A galaxy cluster's own Sunyaev-Zel'dovich (SZ) signal is known to be a major contaminant when reconstructing the cluster's underly..

Detection of CMB-Cluster Lensing using Polarization Data from SPTpol

S Raghunathan, S Patil, E Baxter, BA Benson, LE Bleem, TM Crawford, GP Holder, T McClintock, CL Reichardt, TN Varga, N Whitehorn, PAR Ade, S Allam, AJ Anderson, JE Austermann, S Avila, JS Avva, D Bacon, JA Beall, AN Bender

2019-10-31

We report the first detection of gravitational lensing due to galaxy clusters using only the polarization of the cosmic microwave ..

Measurements of the Cross-spectra of the Cosmic Infrared and Microwave Backgrounds from 95 to 1200 GHz

MP Viero, CL Reichardt, BA Benson, LE Bleem, J Bock, JE Carlstrom, CL Chang, H-M Cho, TM Crawford, AT Crites, T de Haan, MA Dobbs, WB Everett, EM George, NW Halverson, NL Harrington, G Holder, WL Holzapfel, Z Hou, JD Hrubes

2019-08-20

We present measurements of the power spectra of cosmic infrared background (CIB) and cosmic microwave background (CMB) fluctuation..

Cluster Cosmology Constraints from the 2500 deg(2) SPT-SZ Survey: Inclusion of Weak Gravitational Lensing Data from Magellan and the Hubble Space Telescope

S Bocquet, JP Dietrich, T Schrabback, LE Bleem, M Klein, SW Allen, DE Applegate, MLN Ashby, M Bautz, M Bayliss, BA Benson, M Brodwin, E Bulbul, REA Canning, R Capasso, JE Carlstrom, CL Chang, I Chiu, H-M Cho, A Clocchiatti

2019-06-10

We derive cosmological constraints using a galaxy cluster sample selected from the 2500 deg2 SPT-SZ survey. The sample spans the r..

Sunyaev–Zel’dovich effect and X-ray scaling relations from weak lensing mass calibration of 32 South Pole Telescope selected galaxy clusters

JP Dietrich, S Bocquet, T Schrabback, D Applegate, H Hoekstra, S Grandis, JJ Mohr, SW Allen, MB Bayliss, BA Benson, LE Bleem, M Brodwin, E Bulbul, R Capasso, I Chiu, TM Crawford, AH Gonzalez, T de Haan, M Klein, A von der Linden

2019-03-01

Uncertainty in mass–observable scaling relations is currently the limiting factor for galaxy-cluster-based cosmology. Weak gravita..

Mass Calibration of Optically Selected DES Clusters Using a Measurement of CMB-cluster Lensing with SPTpol Data

S Raghunathan, S Patil, E Baxter, BA Benson, LE Bleem, TL Chou, TM Crawford, GP Holder, T McClintock, CL Reichardt, E Rozo, TN Varga, TMC Abbott, PAR Ade, S Allam, AJ Anderson, J Annis, JE Austermann, S Avila, JA Beall

2019-02-20

We use cosmic microwave background (CMB) temperature maps from the 500 deg 2 SPTpol survey to measure the stacked lensing converge..

Galaxy populations in the most distant SPT-SZ clusters I. Environmental quenching in massive clusters at 1.4 less than or similar to z less than or similar to 1.7

V Strazzullo, M Pannella, JJ Mohr, A Saro, MLN Ashby, MB Bayliss, S Bocquet, E Bulbul, G Khullar, AB Mantz, SA Stanford, BA Benson, LE Bleem, M Brodwin, REA Canning, R Capasso, I Chiu, AH Gonzalez, N Gupta, J Hlavacek-Larrondo

2019-02-07

We present the first results from a galaxy population study in the highest redshift galaxy clusters identified in the 2500 deg 2 S..

A Detailed Study of the Most Relaxed SPT-selected Galaxy Clusters: Properties of the Cool Core and Central Galaxy

M McDonald, SW Allen, J Hlavacek-Larrondo, AB Mantz, M Bayliss, BA Benson, M Brodwin, E Bulbul, REA Canning, I Chiu, WR Forman, GP Garmire, N Gupta, G Khullar, JJ Mohr, CL Reichardt, T Schrabback

2019-01-10

We present a multi-wavelength analysis of the four most relaxed clusters in the South Pole Telescope 2500 deg2 survey, which lie a..

Galaxy kinematics and mass calibration in massive SZE-selected galaxy clusters to z=1.3

R Capasso, A Saro, JJ Mohr, A Biviano, S Bocquet, V Strazzullo, S Grandis, DE Applegate, MB Bayliss, BA Benson, LE Bleem, M Brodwin, E Bulbul, JE Carlstrom, I Chiu, JP Dietrich, N Gupta, T de Haan, J Hlavacek-Larrondo, M Klein

2019-01-01

The galaxy phase-space distribution in galaxy clusters provides insights into the formation and evolution of cluster galaxies, and..

Spectroscopic Confirmation of Five Galaxy Clusters at z > 1.25 in the 2500 deg(2) SPT-SZ Survey

G Khullar, LE Bleem, MB Bayliss, MD Gladders, BA Benson, M McDonald, SW Allen, DE Applegate, MLN Ashby, S Bocquet, M Brodwin, E Bulbul, REA Canning, R Capasso, I Chiu, TM Crawford, T de Haan, JP Dietrich, AH Gonzalez, J Hlavacek-Larrondo

2019-01-01

We present spectroscopic confirmation of five galaxy clusters at 1.25 < z < 1.5, discovered in the 2500 deg2 South Pole Telescope ..

Imprints of gravitational lensing in the Planck cosmic microwave background data at the location of WISE x SCOS galaxies

Srinivasan Raghunathan, Federico Bianchini, Christian L Reichardt

2018-08-06

We detect weak gravitational lensing of the cosmic microwave background at the location of the WISE×SuperCOSMOS (WISE×SCOS) galaxi..

Constraints on Cosmological Parameters from the Angular Power Spectrum of a Combined 2500 deg(2) SPT-SZ and Planck Gravitational Lensing Map

G Simard, Y Omori, K Aylor, EJ Baxter, BA Benson, LE Bleem, JE Carlstrom, CL Chang, H-M Cho, R Chown, TM Crawford, AT Crites, T de Haan, MA Dobbs, WB Everett, EM George, NW Halverson, NL Harrington, JW Henning, GP Holder

2018-06-20

We report constraints on cosmological parameters from the angular power spectrum of a cosmic microwave background (CMB) gravitatio..

A measurement of CMB cluster lensing with SPT and DES year 1 data

EJ Baxter, S Raghunathan, TM Crawford, P Fosalba, Z Hou, GP Holder, Y Omori, S Patil, E Rozo, TMC Abbott, J Annis, K Aylor, A Benoit-Levy, BA Benson, E Bertin, L Bleem, E Buckley-Geer, DL Burke, J Carlstrom, A Carnero Rosell

2018-05-01

Clusters of galaxies gravitationally lens the cosmic microwave background (CMB) radiation, resulting in a distinct imprint in the ..

Cluster mass calibration at high redshift: HST weak lensing analysis of 13 distant galaxy clusters from the South Pole Telescope Sunyaev-Zel'dovich Survey

T Schrabback, D Applegate, JP Dietrich, H Hoekstra, S Bocquet, AH Gonzalez, A von der Linden, M McDonald, CB Morrison, SF Raihan, SW Allen, M Bayliss, BA Benson, LE Bleem, I Chiu, S Desai, RJ Foley, T de Haan, FW High, S Hilbert

2018-02-01

We present an HST/Advanced Camera for Surveys (ACS) weak gravitational lensing analysis of 13 massive high-redshift (zmedian = 0.8..

Measuring galaxy cluster masses with CMB lensing using a Maximum Likelihood estimator: statistical and systematic error budgets for future experiments

Srinivasan Raghunathan, Sanjaykumar Patil, Eric J Baxter, Federico Bianchini, Lindsey E Bleem, Thomas M Crawford, Gilbert P Holder, Alessandro Manzotti, Christian L Reichardt

2017-08-01

We develop a Maximum Likelihood estimator (MLE) to measure the masses of galaxy clusters through the impact of gravitational lensi..

Galaxy populations in massive galaxy clusters to z=1.1: colour distribution, concentration, halo occupation number and red sequence fraction

C Hennig, JJ Mohr, A Zenteno, S Desai, JP Dietrich, S Bocquet, V Strazzullo, A Saro, TMC Abbott, FB Abdalla, M Bayliss, A Benoit-Levy, RA Bernstein, E Bertin, D Brooks, R Capasso, D Capozzi, A Carnero, M Carrasco Kind, J Carretero

2017-06-01

We study the galaxy populations in 74 Sunyaev–Zeldovich effect selected clusters from the South Pole Telescope survey, which have ..

Alma Observations of Massive Molecular Gas Filaments Encasing Radio Bubbles in the Phoenix Cluster

HR Russell, M McDonald, BR McNamara, AC Fabian, PEJ Nulsen, MB Bayliss, BA Benson, M Brodwin, JE Carlstrom, AC Edge, J Hlavacek-Larrondo, DP Marrone, CL Reichardt, JD Vieira

2017-02-10

We report new ALMA observations of the CO(3-2) line emission from the 2.1 ± 0.3 × 1010 M⊙ molecular gas reservoir in the central g..

COSMOLOGICAL CONSTRAINTS FROM GALAXY CLUSTERS IN THE 2500 SQUARE-DEGREE SPT-SZ SURVEY

T de Haan, BA Benson, LE Bleem, SW Allen, DE Applegate, MLN Ashby, M Bautz, M Bayliss, S Bocquet, M Brodwin, JE Carlstrom, CL Chang, I Chiu, H-M Cho, A Clocchiatti, TM Crawford, AT Crites, S Desai, JP Dietrich, MA Dobbs

2016-11-20

We present cosmological parameter constraints obtained from galaxy clusters identified by their Sunyaev-Zeldovich effect signature..

Galaxy populations in the 26 most massive galaxy clusters in the South Pole Telescope SPT-SZ survey

A Zenteno, JJ Mohr, S Desai, B Stalder, A Saro, JP Dietrich, M Bayliss, S Bocquet, I Chiu, AH Gonzalez, C Gangkofner, N Gupta, J Hlavacek-Larrondo, M McDonald, C Reichardt, A Rest

2016-10-11

We present a study of the optical properties of the 26 most massive galaxy clusters within the South Pole Telescope Sunyaev-Zel'do..

Detection of the kinematic Sunyaev-Zel'dovich effect with DES Year 1 and SPT

B Soergel, S Flender, KT Story, L Bleem, T Giannantonio, G Efstathiou, E Rykoff, BA Benson, T Crawford, S Dodelson, S Habib, K Heitmann, G Holder, B Jain, E Rozo, A Saro, J Weller, FB Abdalla, S Allam, J Annis

2016-09-21

We detect the kinematic Sunyaev-Zel'dovich (kSZ) effect with a statistical significance of 4.2θ by combining a cluster catalogue d..

THE EVOLUTION OF THE INTRACLUSTER MEDIUM METALLICITY IN SUNYAEV ZEL'DOVICH- SELECTED GALAXY CLUSTERS AT 0 > z > 1.5

M McDonald, E Bulbul, T de Haan, ED Miller, BA Benson, LE Bleem, M Brodwin, JE Carlstrom, I Chiu, WR Forman, J Hlavacek-Larrondo, GP Garmire, N Gupta, JJ Mohr, CL Reichardt, A Saro, B Stalder, AA Stark, JD Vieira

2016-08-01

We present the results of an X-ray spectral analysis of 153 galaxy clusters observed with the Chandra, XMM-Newton, and Suzaku spac..

Detection of enhancement in number densities of background galaxies due to magnification by massive galaxy clusters

I Chiu, JP Dietrich, J Mohr, DE Applegate, BA Benson, LE Bleem, MB Bayliss, S Bocquet, JE Carlstrom, R Capasso, S Desai, C Gangkofner, AH Gonzalez, N Gupta, C Hennig, H Hoekstra, A von der Linden, J Liu, M McDonald, CL Reichardt

2016-04-11

We present a detection of the enhancement in the number densities of background galaxies induced from lensing magnification and us..

CMB lensing tomography with the DES Science Verification galaxies

T Giannantonio, P Fosalba, R Cawthon, Y Omori, M Crocce, F Elsner, B Leistedt, S Dodelson, A Benoit-Levy, E Gaztanaga, G Holder, HV Peiris, WJ Percival, D Kirk, AH Bauer, BA Benson, GM Bernstein, J Carretero, TM Crawford, R Crittenden

2016-03-01

We measure the cross-correlation between the galaxy density in the Dark Energy Survey (DES) Science Verification data and the lens..

STAR-FORMING BRIGHTEST CLUSTER GALAXIES AT 0.25 < z < 1.25: A TRANSITIONING FUEL SUPPLY

M McDonald, B Stalder, M Bayliss, SW Allen, DE Applegate, MLN Ashby, M Bautz, BA Benson, LE Bleem, M Brodwin, JE Carlstrom, I Chiu, S Desai, AH Gonzalez, J Hlavacek-Larrondo, WL Holzapfel, DP Marrone, ED Miller, CL Reichardt, BR Saliwanchik

2016-02-01

We present a multiwavelength study of the 90 brightest cluster galaxies (BCGs) in a sample of galaxy clusters selected via the Sun..

The South Pole Telescope: Unraveling the Mystery of Dark Energy

Christian L Reichardt, Tijmen de Haan, Lindsey E Bleem

2016-01-01

<jats:p> The South Pole Telescope (SPT) is a 10-meter telescope designed to survey the millimeter-wave sky, taking advantage of th..

Constraints on the richness-mass relation and the optical-SZE positional offset distribution for SZE-selected clusters

A Saro, S Bocquet, E Rozo, BA Benson, J Mohr, ES Rykoff, M Soares-Santos, L Bleem, S Dodelson, P Melchior, F Sobreira, V Upadhyay, J Weller, T Abbott, FB Abdalla, S Allam, R Armstrong, M Banerji, AH Bauer, M Bayliss

2015-12-11

We cross-match galaxy cluster candidates selected via their Sunyaev-Zel'dovich effect (SZE) signatures in 129.1 deg2 of the South ..