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There are profound connections between neutrino physics and nuclear experiments. Exceptionally precise measurements of single and double beta-decay spectra illuminate the scale and nature of neutrino mass and may finally answer the question…

Nuclear Experiment · Physics 2024-01-26 D. S. Parno , A. W. P. Poon , V. Singh

We study the impact of non-standard momentum distributions of cosmic neutrinos on the anisotropy spectrum of the cosmic microwave background and the matter power spectrum of the large scale structure. We show that the neutrino distribution…

Cosmology and Nongalactic Astrophysics · Physics 2019-05-30 Isabel M. Oldengott , Gabriela Barenboim , Sarah Kahlen , Jordi Salvado , Dominik J. Schwarz

The standard model of cosmology predicts the existence of cosmic neutrino background in the present Universe. To detect cosmic relic neutrinos in the vicinity of the Earth, it is necessary to evaluate the gravitational clustering effects on…

Cosmology and Nongalactic Astrophysics · Physics 2018-05-10 Jue Zhang , Xin Zhang

Some of the dark matter in the Universe is made up of massive neutrinos. Their impact on the formation of large scale structure can be used to determine their absolute mass scale from cosmology, but to this end accurate numerical…

Cosmology and Nongalactic Astrophysics · Physics 2017-11-09 Julian Adamek , Ruth Durrer , Martin Kunz

Detecting the extremely low-energy neutrinos that form the Cosmic Neutrino Background (CNB) presents many experimental challenges, but pursuing this elusive goal is still worthwhile because these weakly-interacting particles could provide a…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-16 M. M. Hedman

This review demonstrates that neutrino emission from dense hadronic component in neutron stars is subject of strong modifications due to collective effects in the nuclear matter. With the most important in-medium processes incorporated in…

Astrophysics · Physics 2009-09-25 Dmitri N. Voskresensky

Cosmological neutrinos have their greatest influence in voids: these are the regions with the highest neutrino to dark matter density ratios. The marked power spectrum can be used to emphasize low density regions over high density regions,…

Cosmology and Nongalactic Astrophysics · Physics 2021-01-13 Elena Massara , Francisco Villaescusa-Navarro , Shirley Ho , Neal Dalal , David N. Spergel

Cosmic rays scattering with neutrinos produced in supernovae induce a flux of supernova neutrinos boosted to high energies. We calculate the neutrino flux arising from this new mechanism in environments with large cosmic-ray and supernova…

High Energy Physics - Phenomenology · Physics 2025-08-19 Gonzalo Herrera , Shunsaku Horiuchi

Weak gravitational lensing of background galaxies by intervening matter directly probes the mass distribution in the universe. This distribution, and its evolution at late times, is sensitive to both the dark energy, a negative pressure…

Astrophysics · Physics 2009-11-07 Kevork Abazajian , Scott Dodelson

Neutrino masses are yet unknown. We discuss the present state of effective electron anti-neutrino mass from $\beta$ decay experiments; effective Majorana neutrino mass from neutrinoless double-beta decay experiments; neutrino mass squared…

High Energy Physics - Experiment · Physics 2023-10-31 Jyotsna Singh , M. Ibrahim Mirza

The constraints on neutrino masses led to the revision of their cosmological role, since the existence of a cosmological neutrino background is a clear prediction of the standard cosmological model. In this paper, we study the impact of…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-22 Fabio Fontanot , Francisco Villaescusa-Navarro , Davide Bianchi , Matteo Viel

This review demonstrates that neutrino emission from dense hadronic component in neutron stars is subject of strong modifications due to collective effects in the nuclear matter. With the most important in-medium processes incorporated in…

Astrophysics · Physics 2009-09-25 D. N. Voskresensky

Cosmic voids identified in the spatial distribution of galaxies provide complementary information to two-point statistics. In particular, constraints on the neutrino mass sum, $\sum m_\nu$, promise to benefit from the inclusion of void…

Cosmology and Nongalactic Astrophysics · Physics 2023-07-18 Leander Thiele , Elena Massara , Alice Pisani , ChangHoon Hahn , David N. Spergel , Shirley Ho , Benjamin Wandelt

In these lectures I highlight some key features of massive neutrinos in the context of cosmology. I first review the thermal history and the free-streaming kinematics of the uniform cosmic background neutrinos. I then describe how…

Astrophysics · Physics 2017-08-23 Chung-Pei Ma

We review some fundamental aspects of the theory of neutrino masses and mixing. The results of neutrino oscillation experiments are interpreted as evidence of three-neutrino mixing. Implications for the mixing parameters and the neutrino…

High Energy Physics - Phenomenology · Physics 2008-11-26 Carlo Giunti

In order to facilitate the identification of possible new physics signatures in neutrino telescopes, such as neutrinos from the annihilation of neutralinos or decaying relics, it is essential to gain full control over the astrophysical…

Astrophysics · Physics 2008-11-26 Karl Mannheim

Ultralight dark matter interacting with sterile neutrinos would modify the evolution and properties of the cosmic neutrino background through active-sterile neutrino mixing. We investigate how such an interaction would induce a redshift…

High Energy Physics - Phenomenology · Physics 2024-06-05 Pablo Martínez-Miravé , Yuber F. Perez-Gonzalez , Manibrata Sen

Future Cosmic Microwave Background experiments together with upcoming galaxy and 21-cm surveys will provide extremely accurate measurements of different cosmological observables located at different epochs of the cosmic history. The new…

Cosmology and Nongalactic Astrophysics · Physics 2017-03-08 Maria Archidiacono , Thejs Brinckmann , Julien Lesgourgues , Vivian Poulin

We show that by combining high precision measurements of the atmospheric delta m^2 in both the electron and muon neutrino (or anti-neutrino) disappearance channels one can determine the neutrino mass hierarchy. The required precision is a…

High Energy Physics - Phenomenology · Physics 2008-11-26 Hiroshi Nunokawa , Stephen Parke , Renata Zukanovich Funchal

Neutrino self-interactions beyond the standard model have profound implications in astrophysics and cosmology. In this Letter, we study an uncharted scenario in which one of the three neutrino species has a mass smaller than the temperature…

High Energy Physics - Phenomenology · Physics 2025-10-30 Isaac R. Wang , Xun-Jie Xu , Bei Zhou