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The anisotropic galaxy clustering of large scale structure observed by the Baryon Oscillation Spectroscopic Survey Data Release 11 is analyzed to probe the sum of neutrino mass in the small $m_\nu < 1eV$ limit in which the early broadband…

Cosmology and Nongalactic Astrophysics · Physics 2017-04-19 Minji Oh , Yong-Seon Song

Assuming a minimal $\Lambda$CDM cosmology with three massive neutrinos, the joint analysis of Planck cosmic microwave background data, DESI baryon acoustic oscillations, and distance moduli measurements of Type Ia supernovae from the…

Cosmology and Nongalactic Astrophysics · Physics 2025-12-02 William Giarè , Olga Mena , Enrico Specogna , Eleonora Di Valentino

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

Providing accurate predictions for the spatial distribution of matter and luminous tracers in the presence of massive neutrinos is an important task, given the imminent arrival of highly accurate large-scale structure observations. In this…

Cosmology and Nongalactic Astrophysics · Physics 2019-12-04 Matteo Zennaro , Raúl E. Angulo , Giovanni Aricò , Sergio Contreras , Marcos Pellejero-Ibáñez

In cosmologies with massive neutrinos, the galaxy bias defined with respect to the total matter field (cold dark matter, baryons, and non-relativistic neutrinos) depends on the sum of the neutrino masses $M_{\nu}$, and becomes…

Cosmology and Nongalactic Astrophysics · Physics 2018-12-13 Sunny Vagnozzi , Thejs Brinckmann , Maria Archidiacono , Katherine Freese , Martina Gerbino , Julien Lesgourgues , Tim Sprenger

We develop a method based on the collisionless Boltzmann equation to calculate the gravitational clustering of relic neutrinos in realistic cosmological models dominated by cold dark matter (CDM) and the cosmological constant. This method…

Astrophysics · Physics 2008-11-26 Shwetabh Singh , Chung-Pei Ma

The non-zero mass of neutrinos suppresses the growth of cosmic structure on small scales. Since the level of suppression depends on the sum of the masses of the three active neutrino species, the evolution of large-scale structure is a…

Cosmology and Nongalactic Astrophysics · Physics 2018-04-11 Jia Liu , Simeon Bird , José Manuel Zorrilla Matilla , J. Colin Hill , Zoltán Haiman , Mathew S. Madhavacheril , Andrea Petri , David N. Spergel

We investigate the cosmological implications of the latest growth of structure measurement from the Baryon Oscillation Spectroscopic Survey (BOSS) CMASS Data Release 11 with particular focus on the sum of the neutrino masses, $\sum…

We develop a first-principles formalism to compute the distortion to the relic neutrino density field caused by the peculiar motions of large-scale structures. This distortion slows halos down due to dynamical friction, causes a local…

Cosmology and Nongalactic Astrophysics · Physics 2023-11-14 Caio Nascimento , Marilena Loverde

We review the impact of massive neutrinos on cosmological observables at the linear order. By means of N-body simulations we investigate the signatures left by neutrinos on the fully non-linear regime. We present the effects induced by…

Cosmology and Nongalactic Astrophysics · Physics 2015-01-20 Francisco Villaescusa-Navarro

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

Current measurements of the low and high redshift Universe are in tension if we restrict ourselves to the standard six parameter model of flat $\Lambda$CDM. This tension has two parts. First, the Planck satellite data suggest a higher…

Cosmology and Nongalactic Astrophysics · Physics 2014-02-10 Mark Wyman , Douglas H. Rudd , R. Ali Vanderveld , Wayne Hu

In models with a light scalar field (the `acceleron') coupled to neutrinos, neutrino masses depend on neutrino density. The resulting coupled system of mass varying neutrinos (MaVaNs) and the acceleron can act as a negative pressure fluid…

High Energy Physics - Phenomenology · Physics 2014-08-06 Akshay Ghalsasi , Ann E. Nelson

Critical points represent a subset of special points tracing cosmological structures, carrying remarkable topological properties. They thus offer a richer high-level description of the multiscale cosmic web, being more robust to systematic…

Cosmology and Nongalactic Astrophysics · Physics 2023-02-08 Jeongin Moon , Graziano Rossi , Hogyun Yu

Massive neutrinos are well-known to cause a characteristic suppression in the growth of structures at scales below the neutrino free-streaming length. A detailed understanding of this suppression is essential in the era of precision…

Cosmology and Nongalactic Astrophysics · Physics 2023-12-05 Sourav Pal , Rickmoy Samanta , Supratik Pal

Neutrino-pair exchange induces a neutrino force that can drive dark matter (DM) self-interactions and impact small-scale structure formation. In the presence of the cosmic neutrino background (C$\nu$B), this force can be modified, with…

High Energy Physics - Phenomenology · Physics 2026-05-27 Pawin Ittisamai , Chakrit Pongkitivanichkul , Muhammaddaniya Sutwilai , Nakorn Thongyoi , Patipan Uttayarat

Exploiting the Persistent Homology technique and its complementary representations, we examine the footprint of summed neutrino mass ($M_{\nu}$) in the various density fields simulated by the publicly available Quijote suite. The evolution…

Cosmology and Nongalactic Astrophysics · Physics 2025-12-02 M. H. Jalali Kanafi , S. Ansarifard , S. M. S. Movahed

The high precision measurements of the cosmic microwave background by the Planck survey yielded tight constraints on cosmological parameters and the statistics of the density fluctuations at the time of recombination. This provides the…

Cosmology and Nongalactic Astrophysics · Physics 2016-10-19 Hans Boehringer , Gayoung Chon

Measurements of the linear power spectrum of galaxies have placed tight constraints on neutrino masses. We extend the framework of the halo model of cosmological nonlinear matter clustering to include the effect of massive neutrino infall…

Astrophysics · Physics 2008-11-26 Kevork Abazajian , Eric R. Switzer , Scott Dodelson , Katrin Heitmann , Salman Habib

Do void statistics contain information beyond the tracer 2-point correlation function? Yes! As we vary the sum of the neutrino masses, we find void statistics contain information absent when using just tracer 2-point statistics. Massive…

Cosmology and Nongalactic Astrophysics · Physics 2019-07-24 Christina D. Kreisch , Alice Pisani , Carmelita Carbone , Jia Liu , Adam J. Hawken , Elena Massara , David N. Spergel , Benjamin D. Wandelt