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Related papers: A Detection of CMB-Cluster Lensing using Polarizat…

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We used an unbiased CMB lensing mass estimator on 468 SPT-SZ clusters from the SPT-SZ and the Planck public data, the first such estimation using combined ground- and space-based data. We measured the average ratio between CMB lensing and…

Cosmology and Nongalactic Astrophysics · Physics 2024-09-25 Alexandre Huchet , Jean-Baptiste Melin

We investigate lensing reconstruction using the clustered galaxy distribution as a source field, using both the traditional cosmic microwave background quadratic estimator and a shear-only estimator. We calculate the expected…

Cosmology and Nongalactic Astrophysics · Physics 2025-05-13 Brandon Buncher , Gilbert Holder , Selim Hotinli

A detection of excess cosmic microwave background (CMB) B-mode polarization on large scales allows the possibility of measuring not only the amplitude of these fluctuations but also their scale dependence, which can be parametrized as the…

Cosmology and Nongalactic Astrophysics · Physics 2015-08-06 Gabrielle Simard , Duncan Hanson , Gil Holder

The search for primordial gravitational waves in the Cosmic Microwave Background (CMB) will soon be limited by our ability to remove the lensing contamination to $B$-mode polarization. The often-used quadratic estimator for lensing is known…

Cosmology and Nongalactic Astrophysics · Physics 2021-01-04 Marius Millea , Ethan Anderes , Benjamin D. Wandelt

Clusters of galaxies are powerful cosmological probes, particularly if their masses can be determined. One possibility for mass determination is to study the cosmic microwave background (CMB) on small angular scales and observe deviations…

Astrophysics · Physics 2009-11-10 Scott Dodelson

Power spectra and cross-correlation measurements from the weak gravitational lensing of the cosmic microwave background (CMB) and the cosmic shearing of faint galaxies images will help shed light on quantities hidden from the CMB…

Astrophysics · Physics 2009-07-09 Wayne Hu

We analyze the possibility of delensing CMB polarization maps using foreground weak lensing (WL) information. We build an estimator of the CMB lensing potential out of optimally combined projected potential estimators to different source…

Astrophysics · Physics 2008-11-26 Laura Marian , Gary M. Bernstein

We detect weak gravitational lensing of the cosmic microwave background (CMB) at the location of the WISExSCOS (WxS) galaxies using the publicly available Planck lensing convergence map. By stacking the lensing convergence map at the…

Cosmology and Nongalactic Astrophysics · Physics 2018-08-15 Srinivasan Raghunathan , Federico Bianchini , Christian L. Reichardt

Cosmic Microwave Background (CMB) is a powerful probe to study the early universe and various cosmological models. Weak gravitational lensing affects the CMB by changing its power spectrum, but meanwhile, it also carries information about…

Cosmology and Nongalactic Astrophysics · Physics 2021-06-09 Chandra Shekhar Saraf

We report a $5.3\sigma$ detection of the gravitational lensing effect of cosmic voids from the Baryon Oscillation Spectroscopic (BOSS) Data Release 12 seen in the $Planck$ 2018 cosmic microwave background (CMB) lensing convergence map. To…

Cosmology and Nongalactic Astrophysics · Physics 2020-02-27 Srinivasan Raghunathan , Seshadri Nadathur , Blake D. Sherwin , Nathan Whitehorn

Gravitational lensing of the cosmic microwave background (CMB), a long-standing prediction of the standard cosmolgical model, is ultimately expected to be an important source of cosmological information, but first detection has not been…

Astrophysics · Physics 2008-12-18 Kendrick M. Smith , Oliver Zahn , Olivier Dore

In recent years cross correlation of lensing of the Cosmic Microwave Background (CMB) with other large scale structure (LSS) tracers has been used as a method to detect CMB lensing. Current experiments are also becoming sensitive enough to…

Cosmology and Nongalactic Astrophysics · Physics 2014-02-26 Ruth Pearson , Oliver Zahn

Cosmic microwave background polarization encodes information not only on the early universe but also dark energy, neutrino mass, and gravity in the late universe through CMB lensing. Ground based surveys such as ACTpol, PolarBear, SPTpol…

Cosmology and Nongalactic Astrophysics · Physics 2012-10-02 Sudeep Das , Eric V. Linder

Cross-correlating cosmic microwave background (CMB) lensing and galaxy clustering has been shown to greatly improve the constraints on the local primordial non-Gaussianity (PNG) parameter $f_{\rm NL}$ by reducing sample variance and also…

Cosmology and Nongalactic Astrophysics · Physics 2021-11-23 Yucheng Zhang , Anthony R. Pullen , Abhishek S. Maniyar

We develop an optimal Bayesian solution for jointly inferring secondary signals in the Cosmic Microwave Background (CMB) originating from gravitational lensing and from patchy screening during the epoch of reionization. This method is able…

Cosmology and Nongalactic Astrophysics · Physics 2024-11-26 Federico Bianchini , Marius Millea

Cosmic Microwave Background (CMB) lensing is a powerful probe of the matter distribution in the Universe. The standard quadratic estimator, which is typically used to measure the lensing signal, is known to be suboptimal for low-noise…

Cosmology and Nongalactic Astrophysics · Physics 2019-04-26 Benjamin Horowitz , Simone Ferraro , Blake D. Sherwin

Cosmic shear, galaxy clustering, and the abundance of massive halos each probe the large-scale structure of the Universe in complementary ways. We present cosmological constraints from the joint analysis of the three probes, building on the…

Cosmology and Nongalactic Astrophysics · Physics 2025-03-14 S. Bocquet , S. Grandis , E. Krause , C. To , L. E. Bleem , M. Klein , J. J. Mohr , T. Schrabback , A. Alarcon , O. Alves , A. Amon , F. Andrade-Oliveira , E. J. Baxter , K. Bechtol , M. R. Becker , G. M. Bernstein , J. Blazek , H. Camacho , A. Campos , A. Carnero Rosell , M. Carrasco Kind , R. Cawthon , C. Chang , R. Chen , A. Choi , J. Cordero , M. Crocce , C. Davis , J. DeRose , H. T. Diehl , S. Dodelson , C. Doux , A. Drlica-Wagner , K. Eckert , T. F. Eifler , F. Elsner , J. Elvin-Poole , S. Everett , X. Fang , A. Ferté , P. Fosalba , O. Friedrich , J. Frieman , M. Gatti , G. Giannini , D. Gruen , R. A. Gruendl , I. Harrison , W. G. Hartley , K. Herner , H. Huang , E. M. Huff , D. Huterer , M. Jarvis , N. Kuropatkin , P. -F. Leget , P. Lemos , A. R. Liddle , N. MacCrann , J. McCullough , J. Muir , J. Myles , A. Navarro-Alsina , S. Pandey , Y. Park , A. Porredon , J. Prat , M. Raveri , R. P. Rollins , A. Roodman , R. Rosenfeld , E. S. Rykoff , C. Sánchez , J. Sanchez , L. F. Secco , I. Sevilla-Noarbe , E. Sheldon , T. Shin , M. A. Troxel , I. Tutusaus , T. N. Varga , N. Weaverdyck , R. H. Wechsler , H. -Y. Wu , B. Yanny , B. Yin , Y. Zhang , J. Zuntz , T. M. C. Abbott , P. A. R. Ade , M. Aguena , S. Allam , S. W. Allen , A. J. Anderson , B. Ansarinejad , J. E. Austermann , M. Bayliss , J. A. Beall , A. N. Bender , B. A. Benson , F. Bianchini , M. Brodwin , D. Brooks , L. Bryant , D. L. Burke , R. E. A. Canning , J. E. Carlstrom , J. Carretero , F. J. Castander , C. L. Chang , P. Chaubal , H. C. Chiang , T-L. Chou , R. Citron , C. Corbett Moran , M. Costanzi , T. M. Crawford , A. T. Crites , L. N. da Costa , M. E. S. Pereira , T. M. Davis , T. de Haan , M. A. Dobbs , P. Doel , W. Everett , A. Farahi , B. Flaugher , A. M. Flores , B. Floyd , J. Gallicchio , E. Gaztanaga , E. M. George , M. D. Gladders , N. Gupta , G. Gutierrez , N. W. Halverson , S. R. Hinton , J. Hlavacek-Larrondo , G. P. Holder , D. L. Hollowood , W. L. Holzapfel , J. D. Hrubes , N. Huang , J. Hubmayr , K. D. Irwin , D. J. James , F. Kéruzoré , G. Khullar , K. Kim , L. Knox , R. Kraft , K. Kuehn , O. Lahav , A. T. Lee , S. Lee , D. Li , C. Lidman , M. Lima , A. Lowitz , G. Mahler , A. Mantz , J. L. Marshall , M. McDonald , J. J. McMahon , J. Mena-Fernández , S. S. Meyer , R. Miquel , J. Montgomery , T. Natoli , J. P. Nibarger , G. I. Noble , V. Novosad , R. L. C. Ogando , S. Padin , P. Paschos , S. Patil , A. A. Plazas Malagón , C. Pryke , C. L. Reichardt , J. Roberson , A. K. Romer , C. Romero , J. E. Ruhl , B. R. Saliwanchik , L. Salvati , S. Samuroff , E. Sanchez , B. Santiago , A. Sarkar , A. Saro , K. K. Schaffer , K. Sharon , C. Sievers , G. Smecher , M. Smith , T. Somboonpanyakul , M. Sommer , B. Stalder , A. A. Stark , J. Stephen , V. Strazzullo , E. Suchyta , M. E. C. Swanson , G. Tarle , D. Thomas , C. Tucker , D. L. Tucker , T. Veach , J. D. Vieira , A. von der Linden , G. Wang , N. Whitehorn , W. L. K. Wu , V. Yefremenko , M. Young , J. A. Zebrowski , H. Zohren , DES Collaboration , SPT Collaboration

We report a 4.8$\sigma$ measurement of the cross-correlation signal between the cosmic microwave background (CMB) lensing convergence reconstructed from measurements of the CMB polarization made by the POLARBEAR experiment and the…