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Related papers: Determining neutrino properties using future galax…

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We present a new upper limit of sum m_{\nu} eV < 0.28 (95% CL) on the sum of the neutrino masses assuming a flat LCDM cosmology. This relaxes slightly to sum m_{\nu} < 0.34 and sum m_{\nu} < 0.47 when quasi non-linear scales are removed and…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 Shaun A. Thomas , Filipe B. Abdalla , Ofer Lahav

Future cosmological measurements should enable the sum of neutrino masses to be determined indirectly through their effects on the expansion rate of the Universe and the clustering of matter. We consider prospects for the gravitationally…

Cosmology and Nongalactic Astrophysics · Physics 2015-12-30 Rupert Allison , Paul Caucal , Erminia Calabrese , Joanna Dunkley , Thibaut Louis

Measuring the total neutrino mass is one of the most exciting opportunities available with next-generation cosmological data sets. We study the possibility of detecting the total neutrino mass using large-scale clustering in 21cm intensity…

Cosmology and Nongalactic Astrophysics · Physics 2022-01-19 Mario Ballardini , Roy Maartens

Constraints on neutrino masses are estimated based on future observations of the cosmic microwave background (CMB) including the B-mode polarization produced by CMB lensing using the Planck satellite, and baryon acoustic oscillations…

Cosmology and Nongalactic Astrophysics · Physics 2013-09-13 Koichi Hirano

Large future galaxy cluster surveys, combined with cosmic microwave background observations, can achieve a high sensitivity to the masses of cosmologically important neutrinos. We show that a weak lensing selected sample of ~100,000…

Astrophysics · Physics 2011-05-12 Sheng Wang , Zoltan Haiman , Wayne Hu , Justin Khoury , Morgan May

China Space Station Telescope (CSST) is a forthcoming powerful Stage IV space-based optical survey equipment. It is expected to explore a number of important cosmological problems in extremely high precision. In this work, we focus on…

Cosmology and Nongalactic Astrophysics · Physics 2022-08-17 Hengjie Lin , Yan Gong , Xuelei Chen , Kwan Chuen Chan , Zuhui Fan , Hu Zhan

We study the prospects for detecting neutrino masses from the galaxy angular power spectrum in photometric redshift shells of the Dark Energy Survey (DES) over a volume of 20 (Gpc/h)^3 combined with the Cosmic Microwave Background (CMB)…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-14 Ofer Lahav , Angeliki Kiakotou , Filipe B. Abdalla , Chris Blake

We study the possibility for a measurement of neutrino mass using weak gravitational lensing. The presence of non-zero mass neutrinos leads to a suppression of power at small scales and reduces the expected weak lensing signal. The…

Astrophysics · Physics 2011-05-23 Asantha R. Cooray

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

Cosmological measurements over the next decade will enable us to shed light on the content and evolution of the Universe. Complementary measurements of the Cosmic Microwave Background (CMB) and Baryon Acoustic Oscillations are expected to…

Cosmology and Nongalactic Astrophysics · Physics 2018-07-10 Siddharth Mishra-Sharma , David Alonso , Joanna Dunkley

We present forecast errors on a wide range of cosmological parameters obtained from a photometric cluster catalogue of a future wide-field Euclid-like survey. We focus in particular on the total neutrino mass as constrained by a combination…

Cosmology and Nongalactic Astrophysics · Physics 2012-03-16 Carmelita Carbone , Cosimo Fedeli , Lauro Moscardini , Andrea Cimatti

With the advent of next-generation surveys, constraints on cosmological parameters are anticipated to become more stringent, particularly for the total neutrino mass. This study forecasts such constraints utilizing galaxy clusters from the…

Cosmology and Nongalactic Astrophysics · Physics 2025-07-24 Mingjing Chen , Yufei Zhang , Wenjuan Fang , Zhonglue Wen , Weiguang Cui

(abridged) High-z galaxy redshift surveys open up exciting possibilities for precision determinations of neutrino masses and inflationary models. The high-z surveys are more useful for cosmology than low-z ones owing to much weaker…

Astrophysics · Physics 2009-11-13 Masahiro Takada , Eiichiro Komatsu , Toshifumi Futamase

Laboratory experiments measuring neutrino oscillations, indicate small mass differences between different mass eigenstates of neutrinos. The absolute mass scale is however not determined, with at present the strongest upper limits coming…

Cosmology and Nongalactic Astrophysics · Physics 2011-07-04 Charles Jose , Saumyadip Samui , Kandaswamy Subramanian , Raghunathan Srianand

We perform a detailed forecast on how well a Euclid-like photometric galaxy and cosmic shear survey will be able to constrain the absolute neutrino mass scale. Adopting conservative assumptions about the survey specifications and assuming…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-11 Jan Hamann , Steen Hannestad , Yvonne Y. Y. Wong

We perform a forecast analysis on how well a Euclid-like photometric galaxy cluster survey will constrain the total neutrino mass and effective number of neutrino species. We base our analysis on the Monte Carlo Markov Chains technique by…

Cosmology and Nongalactic Astrophysics · Physics 2013-11-08 M. Costanzi Alunno Cerbolini , B. Sartoris , Jun-Qing Xia , A. Biviano , S. Borgani , M. Viel

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

In this thesis, I describe a number of recent important developments in neutrino cosmology on three fronts. Firstly, focusing on Large-Scale Structure (LSS) data, I will show that current cosmological probes contain a wealth of information…

Cosmology and Nongalactic Astrophysics · Physics 2019-07-19 Sunny Vagnozzi

We present calculations showing that upcoming Cosmic Microwave Background (CMB) experiments will have the power to improve on current constraints on neutrino masses and provide new limits on neutrino degeneracy parameters. The latter could…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 M. Shimon , N. J. Miller , C. T. Kishimoto , C. J. Smith , G. M. Fuller , B. G. Keating