English
Related papers

Related papers: DESI and DECaLS (D&D): galaxy-galaxy lensing measu…

200 papers

The Dark Energy Spectroscopic Instrument (DESI) survey will measure spectroscopic redshifts for millions of galaxies across roughly $14,000 \, \mathrm{deg}^2$ of the sky. Cross-correlating targets in the DESI survey with complementary…

Alternative to weak lensing measurements through cosmic shear, we present a weak lensing convergence $\hat{\kappa}$ map reconstructed through cosmic magnification effect in DECaLS galaxies of the DESI imaging surveys DR9. This is achieved…

Cosmology and Nongalactic Astrophysics · Physics 2024-12-05 Jian Qin , Pengjie Zhang , Haojie Xu , Yu Yu , Ji Yao , Ruijie Ma , Huanyuan Shan

We present galaxy-galaxy lensing measurements from 1321 sq. deg. of the Dark Energy Survey (DES) Year 1 (Y1) data. The lens sample consists of a selection of 660,000 red galaxies with high-precision photometric redshifts, known as redMaGiC,…

Cosmology and Nongalactic Astrophysics · Physics 2018-09-05 J. Prat , C. Sánchez , Y. Fang , D. Gruen , J. Elvin-Poole , N. Kokron , L. F. Secco , B. Jain , R. Miquel , N. MacCrann , M. A. Troxel , A. Alarcon , D. Bacon , G. M. Bernstein , J. Blazek , R. Cawthon , C. Chang , M. Crocce , C. Davis , J. De Vicente , J. P. Dietrich , A. Drlica-Wagner , O. Friedrich , M. Gatti , W. G. Hartley , B. Hoyle , E. M. Huff , M. Jarvis , M. M. Rau , R. P. Rollins , A. J. Ross , E. Rozo , E. S. Rykoff , S. Samuroff , E. Sheldon , T. N. Varga , P. Vielzeuf , J. Zuntz , T. M. C. Abbott , F. B. Abdalla , S. Allam , J. Annis , K. Bechtol , A. Benoit-Lévy , E. Bertin , D. Brooks , E. Buckley-Geer , D. L. Burke , A. Carnero Rosell , M. Carrasco Kind , J. Carretero , F. J. Castander , C. E. Cunha , C. B. D'Andrea , L. N. da Costa , S. Desai , H. T. Diehl , S. Dodelson , T. F. Eifler , E. Fernandez , B. Flaugher , P. Fosalba , J. Frieman , J. García-Bellido , E. Gaztanaga , D. W. Gerdes , T. Giannantonio , D. A. Goldstein , R. A. Gruendl , J. Gschwend , G. Gutierrez , K. Honscheid , D. J. James , T. Jeltema , M. W. G. Johnson , M. D. Johnson , D. Kirk , E. Krause , K. Kuehn , S. Kuhlmann , O. Lahav , T. S. Li , M. Lima , M. A. G. Maia , M. March , J. L. Marshall , P. Martini , P. Melchior , F. Menanteau , J. J. Mohr , R. C. Nichol , B. Nord , A. A. Plazas , A. K. Romer , A. Roodman , M. Sako , E. Sanchez , V. Scarpine , R. Schindler , M. Schubnell , I. Sevilla-Noarbe , M. Smith , R. C. Smith , M. Soares-Santos , F. Sobreira , E. Suchyta , M. E. C. Swanson , G. Tarle , D. Thomas , D. L. Tucker , V. Vikram , A. R. Walker , R. H. Wechsler , B. Yanny , Y. Zhang

Weak lensing studies typically require excellent seeing conditions for the purpose of maximizing the number density of well-resolved galaxy images. It is interesting to ask to what extent the seeing size limits the usefulness of the…

Cosmology and Nongalactic Astrophysics · Physics 2022-09-14 Jun Zhang , Cong Liu , Pedro Alonso Vaquero , Hekun Li , Haoran Wang , Zhi Shen , Fuyu Dong

The DMASS sample is a photometric sample from the DES Year 1 data set designed to replicate the properties of the CMASS sample from BOSS, in support of a joint analysis of DES and BOSS beyond the small overlapping area. In this paper, we…

We present the first detection of weak gravitational lensing around spectroscopically confirmed dwarf galaxies, using the large overlap between DESI DR1 spectroscopic data and DECADE/DES weak lensing catalogs. A clean dwarf galaxy sample…

We explore the science prospects of a 14,000 deg$^2$ Kinematic Lensing (KL) survey with the Dark Energy Spectroscopic Instrument (DESI) and overlapping imaging surveys. KL infers the cosmic shear signal by jointly forward modeling the…

Cosmology and Nongalactic Astrophysics · Physics 2024-07-31 Jiachuan Xu , Tim Eifler , Eason Wang , Elisabeth Krause , Spencer Everett , Eric Huff , Pranjal R. S. , Yu-Hsiu Huang

We present constraints on cosmic structure growth from the analysis of galaxy clustering and galaxy-galaxy lensing with galaxies from the Dark Energy Spectroscopic Instrument (DESI) Data Release 1. We analyze four samples drawn from the…

We present galaxy--galaxy lensing (GGL) measurements from the full six years of data from the Dark Energy Survey (DES Y6), covering $4031\,\mathrm{deg}^2$ and used in the DES Y6 $3\times2$pt cosmological analysis. We use the MagLim++ lens…

Cosmology and Nongalactic Astrophysics · Physics 2026-01-22 G. Giannini , G. Camacho-Ciurana , A. Whyley , J. Prat , J. Blazek , C. Sánchez , G. Zacharegkas , A. Alarcon , E. Legnani , A. Amon , D. Anbajagane , S. Avila , K. Bechtol , M. R. Becker , G. M. Bernstein , S. Bocquet , A. Campos , A. Carnero Rosell , R. Cawthon , C. Chang , M. Crocce , W. d'Assignies , J. De Vicente , A. Drlica-Wagner , S. Elvin-Poole , A. Ferté , M. Gatti , D. Gruen , M. Jarvis , M. Manera , S. Mau , J. McCullough , F. Menanteau , J. Myles , A. Porredon , M. Rodriguez-Monroy , A. Roodman , E. S. Rykoff , S. Samuroff , D. Sanchez Cid , I. Sevilla-Noarbe , T. Schutt , M. A. Troxel , N. Weaverdyck , M. Yamamoto , B. Yin , T. M. C. Abbott , M. Aguena , S. Allam , O. Alves , F. Andrade-Oliveira , D. Bacon , E. Bertin , D. Brooks , H. Camacho , J. Carretero , L. N. da Costa , M. E. da Silva Pereira , T. M. Davis , D. L. DePoy , S. Desai , H. T. Diehl , P. Doel , C. Doux , T. F. Eifler , S. Everett , A. E. Evrard , P. Fosalba , J. Frieman , J. García-Bellido , E. Gaztanaga , P. Giles , K. Glazebrook , I. Harrison , W. G. Hartley , K. Herner , S. R. Hinton , D. L. Hollowood , K. Honscheid , D. Huterer , B. Jain , D. J. James , N. Jeffrey , T. Kacprzak , S. Kent , E. Krause , O. Lahav , S. Lee , J. L. Marshall , J. Mena-Fernández , R. Miquel , J. J. Mohr , J. Muir , R. C. Nichol , R. L. C. Ogando , A. Palmese , M. Paterno , W. J. Percival , D. Petravick , A. A. Plazas Malagón , M. Raveri , R. Rosenfeld , E. Sanchez , E. Sheldon , T. Shin , J. Allyn. Smith , M. Smith , M. Soares-Santos , E. Suchyta , M. E. C. Swanson , G. Tarle , D. Thomas , C. To , D. L. Tucker , V. Vikram , M. Vincenzi , A. R. Walker , P. Wiseman , B. Yanny

We present the Dark Energy Camera All Data Everywhere (DECADE) weak lensing dataset: a catalog of 107 million galaxies observed by the Dark Energy Camera (DECam) in the northern Galactic cap. This catalog was assembled from public DECam…

We present and characterize the galaxy-galaxy lensing signal measured using the first three years of data from the Dark Energy Survey (DES Y3) covering 4132 deg$^2$. These galaxy-galaxy measurements are used in the DES Y3 3$\times$2pt…

Cosmology and Nongalactic Astrophysics · Physics 2022-05-11 J. Prat , J. Blazek , C. Sánchez , I. Tutusaus , S. Pandey , J. Elvin-Poole , E. Krause , M. A. Troxel , L. F. Secco , A. Amon , J. DeRose , G. Zacharegkas , C. Chang , B. Jain , N. MacCrann , Y. Park , E. Sheldon , G. Giannini , S. Bocquet , C. To , A. Alarcon , O. Alves , F. Andrade-Oliveira , E. Baxter , K. Bechtol , M. R. Becker , G. M. Bernstein , H. Camacho , A. Campos , A. Carnero Rosell , M. Carrasco Kind , R. Cawthon , R. Chen , A. Choi , J. Cordero , M. Crocce , C. Davis , J. De Vicente , H. T. Diehl , S. Dodelson , C. Doux , A. Drlica-Wagner , K. Eckert , T. F. Eifler , F. Elsner , S. Everett , X. Fang , A. Farahi , A. Ferté , P. Fosalba , O. Friedrich , M. Gatti , 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 , J. McCullough , J. Muir , J. Myles , A. Navarro-Alsina , A. Porredon , M. Raveri , M. Rodriguez-Monroy , R. P. Rollins , A. Roodman , R. Rosenfeld , A. J. Ross , E. S. Rykoff , J. Sanchez , I. Sevilla-Noarbe , T. Shin , A. Troja , T. N. Varga , N. Weaverdyck , R. H. Wechsler , B. Yanny , B. Yin , J. Zuntz , T. M. C. Abbott , M. Aguena , S. Allam , J. Annis , D. Bacon , D. Brooks , D. L. Burke , J. Carretero , C. Conselice , M. Costanzi , L. N. da Costa , M. E. S. Pereira , S. Desai , J. P. Dietrich , P. Doel , A. E. Evrard , I. Ferrero , B. Flaugher , J. Frieman , J. García-Bellido , E. Gaztanaga , D. W. Gerdes , T. Giannantonio , J. Gschwend , G. Gutierrez , S. R. Hinton , D. L. Hollowood , K. Honscheid , D. J. James , K. Kuehn , O. Lahav , H. Lin , M. A. G. Maia , J. L. Marshall , P. Martini , P. Melchior , F. Menanteau , C. J. Miller , R. Miquel , J. J. Mohr , R. Morgan , R. L. C. Ogando , A. Palmese , F. Paz-Chinchón , D. Petravick , A. A. Plazas Malagón , E. Sanchez , S. Serrano , M. Smith , M. Soares-Santos , E. Suchyta , G. Tarle , D. Thomas , J. Weller

Combined survey analyses of galaxy clustering and weak gravitational lensing (3x2-pt studies) will allow new and accurate tests of the standard cosmological model. However, careful validation is necessary to ensure that these cosmological…

We measure the weak lensing shear around galaxy troughs, i.e. the radial alignment of background galaxies relative to underdensities in projections of the foreground galaxy field over a wide range of redshift in Science Verification data…

We have conducted a search for strong gravitational lensing systems in the Dark Energy Spectroscopic Instrument (DESI) Legacy Imaging Surveys Data Release 10 (DR10). This paper is the fourth in a series of searches (following Huang et al.…

The time delay between multiple images of strongly lensed quasars is a powerful tool for measuring the Hubble constant (H0). To achieve H0 measurements with higher precision and accuracy using the time delay, it is crucial to expand the…

Cosmology and Nongalactic Astrophysics · Physics 2023-12-14 C. Dawes , C. Storfer , X. Huang , G. Aldering , A. Cikota , A. Dey , D. J. Schlegel
‹ Prev 1 2 3 10 Next ›