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Cosmology in the near future promises a measurement of the sum of neutrino masses, a fundamental Standard Model parameter, as well as substantially-improved constraints on the dark energy. We use the shape of the BOSS redshift-space galaxy…

Cosmology and Nongalactic Astrophysics · Physics 2019-07-09 Amol Upadhye

We present cosmological constraints on the sum of neutrino masses as a function of the neutrino lifetime, in a framework in which neutrinos decay into dark radiation after becoming non-relativistic. We find that in this regime the cosmic…

High Energy Physics - Phenomenology · Physics 2022-08-18 Guillermo F. Abellán , Zackaria Chacko , Abhish Dev , Peizhi Du , Vivian Poulin , Yuhsin Tsai

We investigate how much the constraints on the neutrino properties can be improved by combining the CMB, the photometric and spectroscopic galaxy redshift surveys which include the CMB lensing, galaxy lensing tomography, galaxy clustering…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-17 Yoshitaka Takeuchi , Kenji Kadota

The constraints on total neutrino mass and effective number of neutrino species based on CMB anisotropy power spectrum, Hubble constant, baryon acoustic oscillations and galaxy cluster mass function data are presented. It is shown that the…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-12 R. A. Burenin

The effects of mass-varying neutrinos on cosmic microwave background (CMB) anisotropies and large scale structures (LSS) are studied. In these models, dark energy and neutrinos are coupled such that the neutrino masses are functions of the…

Astrophysics · Physics 2014-10-13 A. W. Brookfield , C. van de Bruck , D. F. Mota , D. Tocchini-Valentini

Cosmological data probe massive neutrinos via their effects on the geometry of the Universe and the growth of structure, both of which are degenerate with the late-time expansion history. We clarify the nature of these degeneracies and the…

Cosmology and Nongalactic Astrophysics · Physics 2025-08-20 Marilena Loverde , Zachary J. Weiner

We present here bounds on neutrino masses from the combination of recent Planck Cosmic Microwave Background measurements and galaxy clustering information from the Baryon Oscillation Spectroscopic Survey (BOSS), part of the Sloan Digital…

Cosmology and Nongalactic Astrophysics · Physics 2013-09-18 Elena Giusarma , Roland de Putter , Shirley Ho , Olga Mena

Several cosmological measurements have attained significant levels of maturity and accuracy over the last decade. Continuing this trend, future observations promise measurements of the statistics of the cosmic mass distribution at an…

Astrophysics · Physics 2008-11-26 Salman Habib , Katrin Heitmann , David Higdon , Charles Nakhleh , Brian Williams

The combination of current large scale structure and cosmic microwave background (CMB) anisotropies data can place strong constraints on the sum of the neutrino masses. Here we show that future cosmic shear experiments, in combination with…

Cosmology and Nongalactic Astrophysics · Physics 2009-12-30 Francesco De Bernardis , Thomas D. Kitching , Alan Heavens , Alessandro Melchiorri

We forecast the sensitivity of thirty-five different combinations of future Cosmic Microwave Background and Large Scale Structure data sets to cosmological parameters and to the total neutrino mass. We work under conservative assumptions…

Cosmology and Nongalactic Astrophysics · Physics 2019-05-08 Thejs Brinckmann , Deanna C. Hooper , Maria Archidiacono , Julien Lesgourgues , Tim Sprenger

We discuss the synergy of the cosmic shear and CMB lensing experiments to simultaneously constrain the neutrino mass and dark energy properties. Taking fully account of the CMB lensing, cosmic shear, CMB anisotropies, and their cross…

Cosmology and Nongalactic Astrophysics · Physics 2023-11-21 Toshiya Namikawa , Shun Saito , Atsushi Taruya

Non-zero neutrino mass would affect the evolution of the Universe in observable ways, and a strong constraint on the mass can be achieved using combinations of cosmological data sets. We focus on the power spectrum of cosmic microwave…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 Toyokazu Sekiguchi , Kazuhide Ichikawa , Tomo Takahashi , Lincoln Greenhill

The most recent measurements of the temperature and low-multipole polarization anisotropies of the Cosmic Microwave Background (CMB) from the Planck satellite, when combined with galaxy clustering data from the Baryon Oscillation…

Cosmology and Nongalactic Astrophysics · Physics 2018-12-13 Elena Giusarma , Martina Gerbino , Olga Mena , Sunny Vagnozzi , Shirley Ho , Katherine Freese

A measurement of the sum of neutrino masses is one of the main applications of upcoming measurements of gravitational lensing of the cosmic microwave background (CMB). This measurement can be confounded by modelling uncertainties related to…

Cosmology and Nongalactic Astrophysics · Physics 2021-06-02 Fiona McCarthy , Simon Foreman , Alexander van Engelen

We present new cosmological constraints in a set of motivated extensions of the $\Lambda$CDM model using the polarization and gravitational lensing measurements from the South Pole Telescope and the Planck CMB temperature observations at…

Cosmology and Nongalactic Astrophysics · Physics 2023-04-14 Anton Chudaykin , Dmitry Gorbunov , Nikita Nedelko

The next generation of cosmological surveys are expected to measure a non-zero sum of neutrino masses, even down to the minimum value of 58 meV inferred from neutrino flavor oscillation. The implications of such a measurement for the…

Cosmology and Nongalactic Astrophysics · Physics 2021-11-02 Daniel Green , Joel Meyers

We review the status of neutrino mass constraints obtained from cosmological observations, with a particular focus on the results derived considering Cosmic Microwave Background (CMB) data by various experiments (Planck, ACT and SPT),…

Cosmology and Nongalactic Astrophysics · Physics 2024-01-23 S. Gariazzo

We investigate the way how the total mass sum of neutrinos can be constrained from the neutrinoless double beta decay and cosmological probes with cosmic microwave background (WMAP 3-year results), large scale structures including 2dFGRS…

High Energy Physics - Phenomenology · Physics 2010-12-13 Yong-Yeon Keum , Kiyotomo Ichiki , Taka Kajino

Constraints on neutrino masses are estimated based on future observations of the cosmic microwave background (CMB), which includes the B-mode polarization produced by CMB lensing from the Planck satellite, and the growth rate of cosmic…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-18 Koichi Hirano

The standard model of cosmology, {\Lambda}CDM, is the simplest model that matches the current observations, but it relies on two hypothetical components, to wit, dark matter and dark energy. Future galaxy surveys and cosmic microwave…

Cosmology and Nongalactic Astrophysics · Physics 2018-08-13 Cyrille Doux , Mariana Penna-Lima , Sandro D. P. Vitenti , Julien Tréguer , Eric Aubourg , Ken Ganga