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In the past four decades a new type of astronomy has emerged, where instead of looking up into the sky "telescopes" are buried miles underground or deep under water or ice and search not for photons (that is, light), but rather for…

Astrophysics · Physics 2008-11-26 E. Waxman

Recently, the Heidelberg-Moscow double beta decay experiment has claimed a detection for a neutrino mass with high significance. Here we consider the impact of this measurement on the determination of the dark energy equation of state. By…

Astrophysics · Physics 2008-11-26 Axel De La Macorra , Alessandro Melchiorri , Paolo Serra , Rachel Bean

Cosmic voids are progressively emerging as a new viable cosmological probe. Their abundance and density profiles are sensitive to modifications of gravity, as well as to dark energy and neutrinos. The main goal of this work is to…

Cosmology and Nongalactic Astrophysics · Physics 2021-05-21 Sofia Contarini , Federico Marulli , Lauro Moscardini , Alfonso Veropalumbo , Carlo Giocoli , Marco Baldi

We describe the effects of neutrino propagation in the matter of the Earth relevant for experiments with atmospheric and accelerator neutrinos and aimed at the determination of the neutrino mass hierarchy and CP-violation. These include (i)…

High Energy Physics - Phenomenology · Physics 2013-06-13 Mattias Blennow , Alexei Yu. Smirnov

We have performed cosmological N-body simulations which include the effect of the masses of the individual neutrino species. The simulations were aimed at studying the effect of different neutrino hierarchies on the matter power spectrum.…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 Christian Wagner , Licia Verde , Raul Jimenez

With the historic discovery of the Higgs boson our picture of particle physics would have been complete were it not for the neutrino sector and cosmology. I briefly discuss the role of neutrino masses and mixing upon gauge coupling…

High Energy Physics - Phenomenology · Physics 2015-05-20 J. W. F. Valle

The main aspects of the phenomenology of absolute neutrino masses are reviewed, focusing on the limits on neutrino masses obtained in tritium beta decay experiments, cosmological observations and neutrinoless double-beta decay experiments.

High Energy Physics - Phenomenology · Physics 2007-05-23 Carlo Giunti

We use a large suite of N-body simulations to study departures from universality in halo abundances and clustering in cosmologies with non-vanishing neutrino masses. To this end, we study how the halo mass function and halo bias factors…

Cosmology and Nongalactic Astrophysics · Physics 2014-03-05 E. Castorina , E. Sefusatti , R. K. Sheth , F. Villaescusa-Navarro , M. Viel

Absolute neutrino masses provide a key to physics beyond the standard model. We discuss the impact of absolute neutrinos masses on physics beyond the standard model, the experimental possibilities to determine absolute neutrinos masses, and…

High Energy Physics - Phenomenology · Physics 2017-08-23 Heinrich Päs , Thomas J. Weiler

The sum of the masses of the three neutrino mass eigenstates is now constrained both from above and below, and lies between 55 and 6900 meV. The lower limit is set by neutrino oscillations and the fact that masses are non-negative. The…

Nuclear Experiment · Physics 2009-07-24 R. G. Hamish Robertson

Nonzero neutrino masses guarantee new physics and neutrinos are excellent probes of extreme environments in the Universe. The recent collider neutrino experimental program, including FASER$\nu$ and SND@LHC, along with the planned Forward…

High Energy Physics - Phenomenology · Physics 2026-05-29 Bei Zhou , Pedro Machado

Neutrino masses may have evolved dynamically throughout the history of the Universe, potentially leading to a mass spectrum distinct from the normal or inverted ordering observed today. While cosmological measurements constrain the total…

High Energy Physics - Phenomenology · Physics 2026-05-27 Yuber F. Perez-Gonzalez , Manibrata Sen

It is shown how high energy neutrino beams from very distant sources can be utilised to learn about some properties of neutrinos such as lifetimes, mass hierarchy etc. Furthemore, even mixing elements such as U_e3 and the CPV phase in the…

High Energy Physics - Phenomenology · Physics 2015-06-25 Sandip Pakvasa

We update a previous investigation of cosmological effects of a non-standard interaction between neutrinos and dark matter. Parameterizing the elastic-scattering cross section between the two species as a function of the temperature of the…

Cosmology and Nongalactic Astrophysics · Physics 2012-01-04 P. Serra , F. Zalamea , A. Cooray , G. Mangano , A. Melchiorri

Recent findings from DESI BAO combined with Planck CMB data have set an upper limit on the total neutrino mass of $\sum m_\nu < 0.072\, \text{eV}$ (95% confidence level), ruling out the inverted hierarchy. Indeed, methods that rely on the…

Cosmology and Nongalactic Astrophysics · Physics 2024-07-24 Hernán E. Noriega , Alejandro Aviles

The discovery of neutrino masses implies the existence of new particles, the sterile neutrinos. These particles can have important implications for cosmology and astrophysics. A sterile neutrino with mass of a few keV can account for the…

High Energy Physics - Phenomenology · Physics 2009-06-23 Kalliopi Petraki

Matter effects modify the mixing and the effective masses of neutrinos in a way which depends on the neutrino mass hierarchy. Consequently, for normal and inverted hierarchies the oscillations and flavor conversion results are different.…

High Energy Physics - Phenomenology · Physics 2013-12-30 Alexei Yu. Smirnov

A high-statistics measurement of the neutrinos from a galactic core-collapse supernova is extremely important for understanding the explosion mechanism, and studying the intrinsic properties of neutrinos themselves. In this paper, we…

High Energy Physics - Phenomenology · Physics 2015-05-28 Jia-Shu Lu , Jun Cao , Yu-Feng Li , Shun Zhou

We present a halo mass function accurate over the full relevant Hu-Sawicki $f(R)$ parameter space based on spherical collapse calculations and calibrated to a suite of modified gravity $N$-body simulations that include massive neutrinos. We…

Cosmology and Nongalactic Astrophysics · Physics 2019-04-24 Steffen Hagstotz , Matteo Costanzi , Marco Baldi , Jochen Weller

We investigate the non-linear evolution of the relic cosmic neutrino background by running large box-size, high resolution N-body simulations. Our set of simulations explore the properties of neutrinos in a reference $\Lambda$CDM model with…

Cosmology and Nongalactic Astrophysics · Physics 2015-12-09 Francisco Villaescusa-Navarro , Simeon Bird , Carlos Peña-Garay , Matteo Viel
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