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Observations of the 21 cm line radiation coming from the epoch of reionization have a great capacity to study the cosmological growth of the Universe. Also, CMB polarization produced by gravitational lensing has a large amount of…

宇宙学与河外天体物理 · 物理学 2016-02-17 Yoshihiko Oyama , Kazunori Kohri , Masashi Hazumi

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…

宇宙学与河外天体物理 · 物理学 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…

宇宙学与河外天体物理 · 物理学 2013-09-13 Koichi Hirano

Observations of the 21 cm line radiation coming from the epoch of reionization have a great capacity to study the cosmological growth of the Universe. Also, CMB polarization produced by gravitational lensing has a large amount of…

宇宙学与河外天体物理 · 物理学 2015-10-20 Yoshihiko Oyama

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…

宇宙学与河外天体物理 · 物理学 2015-06-17 Yoshitaka Takeuchi , Kenji Kadota

Distortions of Cosmic Microwave Background (CMB) temperature and polarization maps caused by gravitational lensing, observable with high angular resolution and high sensitivity, can be used to measure the neutrino mass. Assuming two…

天体物理学 · 物理学 2010-04-22 Manoj Kaplinghat , Lloyd Knox , Yong-Seon Song

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…

宇宙学与河外天体物理 · 物理学 2009-12-30 Francesco De Bernardis , Thomas D. Kitching , Alan Heavens , Alessandro Melchiorri

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…

宇宙学与河外天体物理 · 物理学 2015-06-18 Koichi Hirano

We have carefully analysed the potential of future Cosmic Microwave Background (CMB) and Large Scale Structure (LSS) measurements to probe neutrino masses. We perform a Fisher matrix analysis on a 9-dimensional cosmological parameter space…

天体物理学 · 物理学 2009-11-07 Steen Hannestad

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…

宇宙学与河外天体物理 · 物理学 2023-11-21 Toshiya Namikawa , Shun Saito , Atsushi Taruya

We revisit cosmological constraints on the sum of the neutrino masses $\Sigma m_\nu$ from a combination of full-shape BOSS galaxy clustering [$P(k)$] data and measurements of the cross-correlation between Planck Cosmic Microwave Background…

宇宙学与河外天体物理 · 物理学 2022-08-03 Isabelle Tanseri , Steffen Hagstotz , Sunny Vagnozzi , Elena Giusarma , Katherine Freese

Statistical measures of galaxy clusters are sensitive to neutrino masses in the sub-eV range. We explore the possibility of using cluster number counts from the ongoing PLANCK/SZ and future cosmic-variance-limited surveys to constrain…

宇宙学与河外天体物理 · 物理学 2015-06-03 M. Shimon , Y. Rephaeli , N. Itzhaki , I. Dvorkin , B. G. Keating

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…

宇宙学与河外天体物理 · 物理学 2014-11-20 M. Shimon , N. J. Miller , C. T. Kishimoto , C. J. Smith , G. M. Fuller , B. G. Keating

Signatures of lensing of the cosmic microwave background radiation by gravitational potentials along the line of sight carry with them information on the matter distribution, neutrino masses, and dark energy properties. We examine the…

宇宙学与河外天体物理 · 物理学 2009-06-25 Roland de Putter , Oliver Zahn , Eric V. Linder

The B modes generated by the lensing of CMB polarization are a primary target for the upcoming generation of experiments and can potentially constrain quantities such as the neutrino mass and dark energy equation of state. The net sample…

天体物理学 · 物理学 2011-05-12 Kendrick M. Smith , Wayne Hu , Manoj Kaplinghat

Current measurements of the large-scale structure of galaxies are able to place an $\sim 0.5 ~ \rm eV$ upper limit on the absolute mass scale of neutrinos. An order-of-magnitude improvement in raw sensitivity, together with an insensitivity…

天体物理学 · 物理学 2009-11-13 F. B. Abdalla , S. Rawlings

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)…

宇宙学与河外天体物理 · 物理学 2015-05-14 Ofer Lahav , Angeliki Kiakotou , Filipe B. Abdalla , Chris Blake

We evaluate the ability of future cosmic microwave background (CMB) experiments to measure the power spectrum of large scale structure using quadratic estimators of the weak lensing deflection field. We calculate the sensitivity of upcoming…

天体物理学 · 物理学 2009-11-13 Julien Lesgourgues , Laurence Perotto , Sergio Pastor , Michel Piat

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…

宇宙学与河外天体物理 · 物理学 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…

宇宙学与河外天体物理 · 物理学 2013-11-08 M. Costanzi Alunno Cerbolini , B. Sartoris , Jun-Qing Xia , A. Biviano , S. Borgani , M. Viel
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