Dark Energy Survey year 1 results: Cosmological constraints from galaxy clustering and weak lensing

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Autor(es): dc.contributorNational Optical Astronomy Observatory-
Autor(es): dc.contributorRhodes University-
Autor(es): dc.contributorUniversity College London-
Autor(es): dc.contributorIEEC-CSIC-
Autor(es): dc.contributorBarcelona Institute of Science and Technology-
Autor(es): dc.contributorFermi National Accelerator Laboratory-
Autor(es): dc.contributorStanford University-
Autor(es): dc.contributorETH Zurich-
Autor(es): dc.contributorUniversity of Queensland-
Autor(es): dc.contributorARC Centre of Excellence for All-sky Astrophysics (CAASTRO)-
Autor(es): dc.contributorUniversity of Portsmouth-
Autor(es): dc.contributorUniversidad Autonoma de Madrid-
Autor(es): dc.contributorUniversity of Surrey-
Autor(es): dc.contributorUniversity of Cambridge-
Autor(es): dc.contributorWitmer Hall-
Autor(es): dc.contributorSLAC National Accelerator Laboratory-
Autor(es): dc.contributorUniversity of Pennsylvania-
Autor(es): dc.contributorLSST-
Autor(es): dc.contributorInstitut d'Astrophysique de Paris-
Autor(es): dc.contributorUniversity of Chicago-
Autor(es): dc.contributorObservatoire de Sauverny-
Autor(es): dc.contributorOhio State University-
Autor(es): dc.contributorUniversity of Manchester-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorLaboratório Interinstitucional de E-Astronomia - LIneA-
Autor(es): dc.contributorObservatório Nacional-
Autor(es): dc.contributorNational Center for Supercomputing Applications-
Autor(es): dc.contributorUniversity of Illinois-
Autor(es): dc.contributorUniversity of Southampton-
Autor(es): dc.contributorSchool of Physics and Astronomy-
Autor(es): dc.contributorUniversity of Michigan-
Autor(es): dc.contributorMedioambientales y Tecnológicas (CIEMAT)-
Autor(es): dc.contributorTexas A and M University-
Autor(es): dc.contributorIIT Hyderabad-
Autor(es): dc.contributorExcellence Cluster Universe-
Autor(es): dc.contributorLudwig-Maximilians-Universität-
Autor(es): dc.contributorCalifornia Institute of Technology-
Autor(es): dc.contributorUniversity of Edinburgh-
Autor(es): dc.contributorLudwig-Maximilians Universität München-
Autor(es): dc.contributorMax Planck Institute for Extraterrestrial Physics-
Autor(es): dc.contributorSwinburne University of Technology-
Autor(es): dc.contributor501 Campbell Hall-
Autor(es): dc.contributorLawrence Berkeley National Laboratory-
Autor(es): dc.contributorUniversity of Washington-
Autor(es): dc.contributorSanta Cruz Institute for Particle Physics-
Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.contributorAustralian Astronomical Observatory-
Autor(es): dc.contributorArgonne National Laboratory-
Autor(es): dc.contributorCentro Brasileiro de Pesquisas Físicas-
Autor(es): dc.contributorPeyton Hall-
Autor(es): dc.contributorInstitució Catalana de Recerca i Estudis Avançats-
Autor(es): dc.contributorAustralian National University-
Autor(es): dc.contributorUniversity of Sussex-
Autor(es): dc.contributorUniversity of Arizona-
Autor(es): dc.contributorUFRGS-
Autor(es): dc.contributorBrookhaven National Laboratory-
Autor(es): dc.contributorDept. Physics-Astronomy-
Autor(es): dc.contributorUniversidade Estadual de Campinas (UNICAMP)-
Autor(es): dc.contributorOak Ridge National Laboratory-
Autor(es): dc.contributorChinese Academy of Sciences-
Autor(es): dc.creatorAbbott, T. M.C.-
Autor(es): dc.creatorAbdalla, F. B.-
Autor(es): dc.creatorAlarcon, A.-
Autor(es): dc.creatorAleksić, J.-
Autor(es): dc.creatorAllam, S.-
Autor(es): dc.creatorAllen, S.-
Autor(es): dc.creatorAmara, A.-
Autor(es): dc.creatorAnnis, J.-
Autor(es): dc.creatorAsorey, J.-
Autor(es): dc.creatorAvila, S.-
Autor(es): dc.creatorBacon, D.-
Autor(es): dc.creatorBalbinot, E.-
Autor(es): dc.creatorBanerji, M.-
Autor(es): dc.creatorBanik, N.-
Autor(es): dc.creatorBarkhouse, W.-
Autor(es): dc.creatorBaumer, M.-
Autor(es): dc.creatorBaxter, E.-
Autor(es): dc.creatorBechtol, K.-
Autor(es): dc.creatorBecker, M. R.-
Autor(es): dc.creatorBenoit-Lévy, A.-
Autor(es): dc.creatorBenson, B. A.-
Autor(es): dc.creatorBernstein, G. M.-
Autor(es): dc.creatorBertin, E.-
Autor(es): dc.creatorBlazek, J.-
Autor(es): dc.creatorBridle, S. L.-
Autor(es): dc.creatorBrooks, D.-
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Autor(es): dc.creatorBuckley-Geer, E.-
Autor(es): dc.creatorBurke, D. L.-
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Autor(es): dc.creatorCapozzi, D.-
Autor(es): dc.creatorCarnero Rosell, A.-
Autor(es): dc.creatorCarrasco Kind, M.-
Autor(es): dc.creatorCarretero, J.-
Autor(es): dc.creatorCastander, F. J.-
Autor(es): dc.creatorCawthon, R.-
Autor(es): dc.creatorChang, C.-
Autor(es): dc.creatorChen, N.-
Autor(es): dc.creatorChildress, M.-
Autor(es): dc.creatorChoi, A.-
Autor(es): dc.creatorConselice, C.-
Autor(es): dc.creatorCrittenden, R.-
Autor(es): dc.creatorCrocce, M.-
Autor(es): dc.creatorCunha, C. E.-
Autor(es): dc.creatorD'Andrea, C. B.-
Autor(es): dc.creatorDa Costa, L. N.-
Autor(es): dc.creatorDas, R.-
Autor(es): dc.creatorDavis, T. M.-
Autor(es): dc.creatorDavis, C.-
Autor(es): dc.creatorDe Vicente, J.-
Autor(es): dc.creatorDepoy, D. L.-
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Autor(es): dc.creatorDesai, S.-
Autor(es): dc.creatorDiehl, H. T.-
Autor(es): dc.creatorDietrich, J. P.-
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Autor(es): dc.creatorDoel, P.-
Autor(es): dc.creatorDrlica-Wagner, A.-
Autor(es): dc.creatorEifler, T. F.-
Autor(es): dc.creatorElliott, A. E.-
Autor(es): dc.creatorElsner, F.-
Autor(es): dc.creatorElvin-Poole, J.-
Autor(es): dc.creatorEstrada, J.-
Autor(es): dc.creatorEvrard, A. E.-
Autor(es): dc.creatorFang, Y.-
Autor(es): dc.creatorFernandez, E.-
Autor(es): dc.creatorFerté, A.-
Autor(es): dc.creatorFinley, D. A.-
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Autor(es): dc.creatorFosalba, P.-
Autor(es): dc.creatorFriedrich, O.-
Autor(es): dc.creatorFrieman, J.-
Autor(es): dc.creatorGarcía-Bellido, J.-
Autor(es): dc.creatorGarcia-Fernandez, M.-
Autor(es): dc.creatorGatti, M.-
Autor(es): dc.creatorGaztanaga, E.-
Autor(es): dc.creatorGerdes, D. W.-
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Autor(es): dc.creatorGill, M. S.S.-
Autor(es): dc.creatorGlazebrook, K.-
Autor(es): dc.creatorGoldstein, D. A.-
Autor(es): dc.creatorGruen, D.-
Autor(es): dc.creatorGruendl, R. A.-
Autor(es): dc.creatorGschwend, J.-
Autor(es): dc.creatorGutierrez, G.-
Autor(es): dc.creatorHamilton, S.-
Autor(es): dc.creatorHartley, W. G.-
Autor(es): dc.creatorHinton, S. R.-
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Autor(es): dc.creatorHoyle, B.-
Autor(es): dc.creatorHuterer, D.-
Autor(es): dc.creatorJain, B.-
Autor(es): dc.creatorJames, D. J.-
Autor(es): dc.creatorJarvis, M.-
Autor(es): dc.creatorJeltema, T.-
Autor(es): dc.creatorJohnson, M. D.-
Autor(es): dc.creatorJohnson, M. W.G.-
Autor(es): dc.creatorKacprzak, T.-
Autor(es): dc.creatorKent, S.-
Autor(es): dc.creatorKim, A. G.-
Autor(es): dc.creatorKing, A.-
Autor(es): dc.creatorKirk, D.-
Autor(es): dc.creatorKokron, N.-
Autor(es): dc.creatorKovacs, A.-
Autor(es): dc.creatorKrause, E.-
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Autor(es): dc.creatorKuhlmann, S.-
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Autor(es): dc.creatorLacasa, F.-
Autor(es): dc.creatorLahav, O.-
Autor(es): dc.creatorLi, T. S.-
Autor(es): dc.creatorLiddle, A. R.-
Autor(es): dc.creatorLidman, C.-
Autor(es): dc.creatorLima, M.-
Autor(es): dc.creatorLin, H.-
Autor(es): dc.creatorMaccrann, N.-
Autor(es): dc.creatorMaia, M. A.G.-
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Autor(es): dc.creatorMarshall, J. L.-
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Autor(es): dc.creatorMiranda, V.-
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Autor(es): dc.creatorNeilsen, E.-
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Autor(es): dc.creatorRollins, R. P.-
Autor(es): dc.creatorRomer, A. K.-
Autor(es): dc.creatorRoodman, A.-
Autor(es): dc.creatorRosenfeld, R.-
Autor(es): dc.creatorRoss, A. J.-
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Autor(es): dc.creatorRykoff, E. S.-
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Autor(es): dc.creatorSalvador, A. I.-
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Autor(es): dc.creatorSánchez, C.-
Autor(es): dc.creatorSanchez, E.-
Autor(es): dc.creatorSantiago, B.-
Autor(es): dc.creatorScarpine, V.-
Autor(es): dc.creatorSchindler, R.-
Autor(es): dc.creatorScolnic, D.-
Autor(es): dc.creatorSecco, L. F.-
Autor(es): dc.creatorSerrano, S.-
Autor(es): dc.creatorSevilla-Noarbe, I.-
Autor(es): dc.creatorSheldon, E.-
Autor(es): dc.creatorSmith, R. C.-
Autor(es): dc.creatorSmith, M.-
Autor(es): dc.creatorSmith, J.-
Autor(es): dc.creatorSoares-Santos, M.-
Autor(es): dc.creatorSobreira, F.-
Autor(es): dc.creatorSuchyta, E.-
Autor(es): dc.creatorTarle, G.-
Autor(es): dc.creatorThomas, D.-
Autor(es): dc.creatorTroxel, M. A.-
Autor(es): dc.creatorTucker, D. L.-
Autor(es): dc.creatorTucker, B. E.-
Autor(es): dc.creatorUddin, S. A.-
Autor(es): dc.creatorVarga, T. N.-
Autor(es): dc.creatorVielzeuf, P.-
Autor(es): dc.creatorVikram, V.-
Autor(es): dc.creatorVivas, A. K.-
Autor(es): dc.creatorWalker, A. R.-
Autor(es): dc.creatorWang, M.-
Autor(es): dc.creatorWechsler, R. H.-
Autor(es): dc.creatorWeller, J.-
Autor(es): dc.creatorWester, W.-
Autor(es): dc.creatorWolf, R. C.-
Autor(es): dc.creatorYanny, B.-
Autor(es): dc.creatorYuan, F.-
Autor(es): dc.creatorZenteno, A.-
Autor(es): dc.creatorZhang, B.-
Autor(es): dc.creatorZhang, Y.-
Autor(es): dc.creatorZuntz, J.-
Data de aceite: dc.date.accessioned2025-08-21T17:49:02Z-
Data de disponibilização: dc.date.available2025-08-21T17:49:02Z-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2018-08-15-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1103/PhysRevD.98.043526-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/228586-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/228586-
Descrição: dc.descriptionWe present cosmological results from a combined analysis of galaxy clustering and weak gravitational lensing, using 1321 deg2 of griz imaging data from the first year of the Dark Energy Survey (DES Y1). We combine three two-point functions: (i) the cosmic shear correlation function of 26 million source galaxies in four redshift bins, (ii) the galaxy angular autocorrelation function of 650,000 luminous red galaxies in five redshift bins, and (iii) the galaxy-shear cross-correlation of luminous red galaxy positions and source galaxy shears. To demonstrate the robustness of these results, we use independent pairs of galaxy shape, photometric-redshift estimation and validation, and likelihood analysis pipelines. To prevent confirmation bias, the bulk of the analysis was carried out while blind to the true results; we describe an extensive suite of systematics checks performed and passed during this blinded phase. The data are modeled in flat ΛCDM and wCDM cosmologies, marginalizing over 20 nuisance parameters, varying 6 (for ΛCDM) or 7 (for wCDM) cosmological parameters including the neutrino mass density and including the 457×457 element analytic covariance matrix. We find consistent cosmological results from these three two-point functions and from their combination obtain S8≡σ8(Ωm/0.3)0.5=0.773-0.020+0.026 and Ωm=0.267-0.017+0.030 for ΛCDM; for wCDM, we find S8=0.782-0.024+0.036, Ωm=0.284-0.030+0.033, and w=-0.82-0.20+0.21 at 68% C.L. The precision of these DES Y1 constraints rivals that from the Planck cosmic microwave background measurements, allowing a comparison of structure in the very early and late Universe on equal terms. Although the DES Y1 best-fit values for S8 and Ωm are lower than the central values from Planck for both ΛCDM and wCDM, the Bayes factor indicates that the DES Y1 and Planck data sets are consistent with each other in the context of ΛCDM. Combining DES Y1 with Planck, baryonic acoustic oscillation measurements from SDSS, 6dF, and BOSS and type Ia supernovae from the Joint Lightcurve Analysis data set, we derive very tight constraints on cosmological parameters: S8=0.802±0.012 and Ωm=0.298±0.007 in ΛCDM and w=-1.00-0.04+0.05 in wCDM. Upcoming Dark Energy Survey analyses will provide more stringent tests of the ΛCDM model and extensions such as a time-varying equation of state of dark energy or modified gravity.-
Descrição: dc.descriptionCerro Tololo Inter-American Observatory National Optical Astronomy Observatory, Casilla 603-
Descrição: dc.descriptionDepartment of Physics and Electronics Rhodes University, P.O. Box 94-
Descrição: dc.descriptionDepartment of Physics and Astronomy University College London, Gower Street-
Descrição: dc.descriptionInstitute of Space Sciences IEEC-CSIC Campus UAB, Carrer de Can Magrans, s/n-
Descrição: dc.descriptionInstitut de Física d'Altes Energies (IFAE) Barcelona Institute of Science and Technology Campus UAB-
Descrição: dc.descriptionFermi National Accelerator Laboratory, P.O. Box 500-
Descrição: dc.descriptionDepartment of Physics Stanford University, 382 Via Pueblo Mall-
Descrição: dc.descriptionDepartment of Physics ETH Zurich, Wolfgang-Pauli-Strasse 16-
Descrição: dc.descriptionSchool of Mathematics and Physics University of Queensland-
Descrição: dc.descriptionARC Centre of Excellence for All-sky Astrophysics (CAASTRO)-
Descrição: dc.descriptionInstitute of Cosmology and Gravitation University of Portsmouth-
Descrição: dc.descriptionInstituto de Fisica Teorica UAM/CSIC Universidad Autonoma de Madrid-
Descrição: dc.descriptionDepartment of Physics University of Surrey-
Descrição: dc.descriptionInstitute of Astronomy University of Cambridge, Madingley Road-
Descrição: dc.descriptionKavli Institute for Cosmology University of Cambridge, Madingley Road-
Descrição: dc.descriptionUniversity of North Dakota Department of Physics and Astrophysics Witmer Hall-
Descrição: dc.descriptionKavli Institute for Particle Astrophysics and Cosmology Stanford University, P.O. Box 2450-
Descrição: dc.descriptionSLAC National Accelerator Laboratory-
Descrição: dc.descriptionDepartment of Physics and Astronomy University of Pennsylvania-
Descrição: dc.descriptionLSST, 933 North Cherry Avenue-
Descrição: dc.descriptionCNRS UMR 7095 Institut d'Astrophysique de Paris-
Descrição: dc.descriptionSorbonne Universités UPMC Univ Paris 06 UMR 7095 Institut d'Astrophysique de Paris-
Descrição: dc.descriptionKavli Institute for Cosmological Physics University of Chicago-
Descrição: dc.descriptionInstitute of Physics Laboratory of Astrophysics École Polytechnique Fédérale de Lausanne (EPFL) Observatoire de Sauverny-
Descrição: dc.descriptionCenter for Cosmology and Astro-Particle Physics Ohio State University-
Descrição: dc.descriptionJodrell Bank Center for Astrophysics School of Physics and Astronomy University of Manchester, Oxford Road-
Descrição: dc.descriptionICTP South American Institute for Fundamental Research Instituto de Física Teórica Universidade Estadual Paulista-
Descrição: dc.descriptionLaboratório Interinstitucional de E-Astronomia - LIneA, Rua Gal. José Cristino 77-
Descrição: dc.descriptionObservatório Nacional, Rua Gal. José Cristino 77-
Descrição: dc.descriptionNational Center for Supercomputing Applications, 1205 West Clark Street-
Descrição: dc.descriptionDepartment of Astronomy University of Illinois, 1002 West Green Street-
Descrição: dc.descriptionSchool of Physics and Astronomy University of Southampton-
Descrição: dc.descriptionUniversity of Nottingham School of Physics and Astronomy-
Descrição: dc.descriptionDepartment of Physics University of Michigan-
Descrição: dc.descriptionCentro de Investigaciones Energéticas Medioambientales y Tecnológicas (CIEMAT)-
Descrição: dc.descriptionGeorge P. and Cynthia Woods Mitchell Institute for Fundamental Physics and Astronomy Department of Physics and Astronomy Texas A and M University-
Descrição: dc.descriptionDepartment of Physics IIT Hyderabad-
Descrição: dc.descriptionExcellence Cluster Universe, Boltzmannstr. 2-
Descrição: dc.descriptionFaculty of Physics Ludwig-Maximilians-Universität, Scheinerstr. 1-
Descrição: dc.descriptionDepartment of Physics California Institute of Technology-
Descrição: dc.descriptionJet Propulsion Laboratory California Institute of Technology, 4800 Oak Grove Drive-
Descrição: dc.descriptionDepartment of Physics Ohio State University-
Descrição: dc.descriptionDepartment of Astronomy University of Michigan-
Descrição: dc.descriptionInstitute for Astronomy University of Edinburgh-
Descrição: dc.descriptionUniversitäts-Sternwarte Fakultät für Physik Ludwig-Maximilians Universität München, Scheinerstr. 1-
Descrição: dc.descriptionMax Planck Institute for Extraterrestrial Physics, Giessenbachstrasse-
Descrição: dc.descriptionCentre for Astrophysics and Supercomputing Swinburne University of Technology-
Descrição: dc.descriptionDepartment of Astronomy University of California Berkeley 501 Campbell Hall-
Descrição: dc.descriptionLawrence Berkeley National Laboratory, 1 Cyclotron Road-
Descrição: dc.descriptionAstronomy Department University of Washington, Box 351580-
Descrição: dc.descriptionSanta Cruz Institute for Particle Physics-
Descrição: dc.descriptionDepartamento de Física Matemática Instituto de Física Universidade de São Paulo, CP 66318-
Descrição: dc.descriptionAustralian Astronomical Observatory-
Descrição: dc.descriptionArgonne National Laboratory, 9700 South Cass Avenue-
Descrição: dc.descriptionICRA Centro Brasileiro de Pesquisas Físicas, Rua Dr. Xavier Sigaud 150-
Descrição: dc.descriptionDepartment of Astronomy Ohio State University-
Descrição: dc.descriptionDepartment of Astrophysical Sciences Princeton University Peyton Hall-
Descrição: dc.descriptionInstitució Catalana de Recerca i Estudis Avançats-
Descrição: dc.descriptionResearch School of Astronomy and Astrophysics Australian National University-
Descrição: dc.descriptionDepartment of Physics and Astronomy Pevensey Building University of Sussex-
Descrição: dc.descriptionDepartment of Physics University of Arizona-
Descrição: dc.descriptionInstituto de Física UFRGS, Caixa Postal 15051-
Descrição: dc.descriptionBrookhaven National Laboratory-
Descrição: dc.descriptionAustin Peay State University Dept. Physics-Astronomy, P.O. Box 4608-
Descrição: dc.descriptionInstituto de Física Gleb Wataghin Universidade Estadual de Campinas-
Descrição: dc.descriptionComputer Science and Mathematics Division Oak Ridge National Laboratory-
Descrição: dc.descriptionPurple Mountain Observatory Chinese Academy of Sciences-
Descrição: dc.descriptionICTP South American Institute for Fundamental Research Instituto de Física Teórica Universidade Estadual Paulista-
Idioma: dc.languageen-
Relação: dc.relationPhysical Review D-
???dc.source???: dc.sourceScopus-
Título: dc.titleDark Energy Survey year 1 results: Cosmological constraints from galaxy clustering and weak lensing-
Tipo de arquivo: dc.typelivro digital-
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