English
Related papers

Related papers: Cosmological constraints from cosmic shear two-poi…

200 papers

We perform a blinded cosmology analysis with cosmic shear two-point correlation functions (2PCFs) measured from more than 25 million galaxies in the Hyper Suprime-Cam three-year shear catalog in four tomographic redshift bins ranging from…

We present and characterize the catalog of galaxy shape measurements that will be used for cosmological weak lensing measurements in the Wide layer of the first year of the Hyper Suprime-Cam (HSC) survey. The catalog covers an area of 136.9…

We present cosmological constraints from the Subaru Hyper Suprime-Cam (HSC) first-year weak lensing shear catalogue using convolutional neural networks (CNNs) and conventional summary statistics. We crop 19 $3\times3\,\mathrm{{deg}^2}$…

Cosmology and Nongalactic Astrophysics · Physics 2023-03-15 Tianhuan Lu , Zoltán Haiman , Xiangchong Li

We perform weak lensing tomographic peak studies using the first-year shear data from Hyper Suprime-Cam Subaru Strategic Program (HSC-SSP) survey. The effective area used in our analyses after field selection, mask and boundary exclusions…

Cosmology and Nongalactic Astrophysics · Physics 2022-10-26 Xiangkun Liu , Shuo Yuan , Chuzhong Pan , Tianyu Zhang , Qiao Wang , Zuhui Fan

We present the galaxy shear catalog that will be used for the three-year cosmological weak gravitational lensing analyses using data from the Wide layer of the Hyper Suprime-Cam (HSC) Subaru Strategic Program (SSP) Survey. The galaxy shapes…

We propose a novel method to detect cosmic magnification signals by cross-correlating foreground convergence fields constructed from galaxy shear measurements with background galaxy positional distributions, namely shear-number density…

Cosmology and Nongalactic Astrophysics · Physics 2021-06-07 Xiangkun Liu , Dezi Liu , Zucheng Gao , Chengliang Wei , Guoliang Li , Liping Fu , Toshifumi Futamase , Zuhui Fan

We perform a cosmic shear analysis of HSC survey first-year data (HSC-Y1) using Complete Orthogonal Sets of E/B-Integrals (COSEBIs) to derive cosmological constraints. We compute E/B-mode COSEBIs from cosmic shear two-point correlation…

Cosmology and Nongalactic Astrophysics · Physics 2022-10-18 Takashi Hamana , Chiaki Hikage , Masamune Oguri , Masato Shirasaki , Surhud More

We present cosmological constraints from a cosmic shear analysis of the fourth data release of the Kilo-Degree Survey (KiDS-1000), doubling the survey area with nine-band optical and near-infrared photometry with respect to previous KiDS…

We use the full-sky ray-tracing weak lensing simulations to generate 2268 mock catalogues for the Subaru Hyper Suprime-Cam (HSC) survey first-year shear catalogue. Our mock catalogues take into account various effects as in the real data:…

Cosmology and Nongalactic Astrophysics · Physics 2019-03-27 Masato Shirasaki , Takashi Hamana , Masahiro Takada , Ryuichi Takahashi , Hironao Miyatake

We present cosmological parameter constraints from a tomographic weak gravitational lensing analysis of ~450deg$^2$ of imaging data from the Kilo Degree Survey (KiDS). For a flat $\Lambda$CDM cosmology with a prior on $H_0$ that encompasses…

We present cosmological constraints derived from peak counts, minimum counts, and the angular power spectrum of the Subaru Hyper Suprime-Cam first-year (HSC Y1) weak lensing shear catalog. Weak lensing peak and minimum counts contain…

We present the first cosmic shear measurements obtained from the T0001 release of the Canada-France-Hawaii Telescope Legacy Survey. The data set covers three uncorrelated patches (D1, D3 and D4) of one square degree each observed in u*, g',…

We present cosmological parameter constraints from a blinded joint analysis of galaxy-galaxy weak lensing, $\Delta\!\Sigma(R)$, and projected correlation function, $w_\mathrm{p}(R)$, measured from the first-year HSC (HSC-Y1) data and SDSS…

We use weak lensing data from the Hubble Space Telescope COSMOS survey to measure the second- and third-moments of the cosmic shear field, estimated from about 450,000 galaxies with average redshift <z> ~ 1.3. We measure two- and…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-19 Elisabetta Semboloni , Tim Schrabback , Ludovic van Waerbeke , Sanaz Vafaei , Jan Hartlap , Stefan Hilbert

We present cosmological constraints using the abundance of weak-lensing shear-selected galaxy clusters in the Hyper Suprime-Cam (HSC) Subaru Strategic Program. The clusters are selected on the mass maps constructed using the three-year (Y3)…

We present legacy cosmic shear measurements and cosmological constraints using six years of Dark Energy Survey imaging data. From these data, we study ~140 million galaxies (8.29 galaxies/arcmin$^2$) that are 50% complete at i=24.0 and…

Cosmology and Nongalactic Astrophysics · Physics 2026-02-11 DES Collaboration , T. M. C. Abbott , M. Aguena , A. Alarcon , O. Alves , A. Amon , D. Anbajagane , F. Andrade-Oliveira , W. d'Assignies , S. Avila , D. Bacon , J. Beas-Gonzalez , K. Bechtol , M. R. Becker , G. M. Bernstein , J. Blazek , S. Bocquet , D. Brooks , H. Camacho , G. Camacho-Ciurana , R. Camilleri , G. Campailla , A. Campos , A. Carnero Rosell , M. Carrasco Kind , J. Carretero , F. J. Castander , R. Cawthon , C. Chang , A. Choi , J. M. Coloma-Nadal , C. Conselice , L. N. da Costa , M. Costanzi , M. Crocce , T. M. Davis , J. De Vicente , D. L. DePoy , J. DeRose , S. Desai , H. T. Diehl , P. Doel , C. Doux , A. Drlica-Wagner , T. F. Eifler , S. Everett , A. E. Evrard , A. Ferté , B. Flaugher , P. Fosalba , O. Friedrich , J. Frieman , J. García-Bellido , M. Gatti , G. Giannini , P. Giles , K. Glazebrook , D. Gruen , R. A. Gruendl , G. Gutierrez , I. Harrison , W. G. Hartley , K. Herner , S. R. Hinton , D. L. Hollowood , K. Honscheid , D. Huterer , B. Jain , D. J. James , M. Jarvis , N. Jeffrey , T. Jeltema , T. Kacprzak , S. Kent , E. Krause , O. Lahav , S. Lee , E. Legnani , H. Lin , J. L. Marshall , S. Mau , J. Mena-Fernández , F. Menanteau , R. Miquel , J. J. Mohr , J. Muir , J. Myles , R. C. Nichol , R. L. C. Ogando , A. Palmese , M. Paterno , W. J. Percival , D. Petravick , A. A. Plazas Malagón , A. Porredon , J. Prat , C. Preston , M. Raveri , M. Rodriguez-Monroy , A. K. Romer , A. Roodman , E. S. Rykoff , S. Samuroff , C. Sánchez , E. Sanchez , D. Sanchez Cid , T. Schutt , I. Sevilla-Noarbe , E. Sheldon , T. Shin , M. E. da Silva Pereira , M. Smith , M. Soares-Santos , E. Suchyta , M. E. C. Swanson , M. Tabbutt , G. Tarle , D. Thomas , C. To , M. A. Troxel , V. Vikram , M. Vincenzi , N. Weaverdyck , J. Weller , P. Wiseman , M. Yamamoto , B. Yanny , B. Yin , J. Zuntz

We present a cosmic shear analysis of the 100 square degree weak lensing survey, combining data from the CFHTLS-Wide, RCS, VIRMOS-DESCART and GaBoDS surveys. Spanning ~100 square degrees, with a median source redshift z~0.78, this combined…

‹ Prev 1 2 3 10 Next ›