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Related papers: Can Neutrinos Probe Extra Dimensions?

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If all indications for neutrino oscillations observed in the solar, atmospheric neutrino data as well as in the LSND experiments are borne out by the ongoing and future experiments, then they severely constrain the neutrino mass texture. In…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. N. Mohapatra

Neutrino oscillations present the only robust example of experimentally detected physics beyond the standard model. This review discusses the established and several hypothetical beyond standard models neutrino characteristics and their…

Cosmology and Nongalactic Astrophysics · Physics 2014-07-08 Daniela Kirilova

We study implications of theories with sub-millimeter extra dimensions and $M_f \sim (1 - 10) $ TeV scale quantum gravity for neutrino physics. In these theories, the left-handed neutrinos as well as other standard model (SM) particles, are…

High Energy Physics - Phenomenology · Physics 2009-10-31 Gia Dvali , Alexei Yu. Smirnov

Cosmological observations are promising ways to improve our understanding of neutrino mass properties. The upper bound on the sum of masses is given by the cosmic microwave background and large scale structure. These measurements are all…

Cosmology and Nongalactic Astrophysics · Physics 2019-07-17 Hao-Ran Yu , Ue-Li Pen , Xin Wang

It is shown that high energy neutrino beams from very distant sources can beutilized to learn about some properties fof neutrinos such as lifetimes and mass hierarchy etc. Furthermore, even mixing elements such as U-e3 and the CPV phase can…

High Energy Physics - Phenomenology · Physics 2009-11-10 Sandip Pakvasa

While it is established that the effect of neutrinos on the evolution of cosmic structure is small, the upper limits derived from large-scale structure could help significantly to constrain the absolute scale of the neutrino masses. Current…

Astrophysics · Physics 2008-11-26 Ofer Lahav , Oystein Elgaroy

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

Particle physics models where there are large hidden extra dimensions are currently on the focus of an intense activity. The main reason is that these large extra dimensions may come with a TeV scale for quantum gravity (or string theory)…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Pérez-Lorenzana

Sterile neutrinos with masses on the $\mathrm{eV}$ scale are promising candidates to account for the origin of neutrino mass and the reactor neutrino anomalies. The mixing between sterile and active neutrinos in the early universe could…

Cosmology and Nongalactic Astrophysics · Physics 2025-01-30 Rui Hu , Ming-chung Chu , Shek Yeung , Wangzheng Zhang

We discuss the quantum-bouncer experiment involving ultracold neutrons in a braneworld scenario. Extra-dimensional theories typically predict the strengthening of gravitational interactions over short distances. In this paper, we…

General Relativity and Quantum Cosmology · Physics 2024-04-22 J. M. Rocha , F. Dahia

We embed the large N Chern-Simons/topological string duality in ordinary superstrings. This corresponds to a large $N$ duality between generalized gauge systems with N=1 supersymmetry in 4 dimensions and superstrings propagating on…

High Energy Physics - Theory · Physics 2015-06-25 Cumrun Vafa

Cosmological observations are a powerful probe of neutrino properties, and in particular of their mass. In this review, we first discuss the role of neutrinos in shaping the cosmological evolution at both the background and perturbation…

Cosmology and Nongalactic Astrophysics · Physics 2017-12-20 Massimiliano Lattanzi , Martina Gerbino

Recent measurements of the spectrum and composition of ultrahigh energy cosmic rays suggest that their extragalactic sources may be accelerating heavy nuclei in addition to protons. This can suppress the cosmogenic neutrino flux relative to…

Astrophysics · Physics 2008-12-18 Subir Sarkar

Recent advances in cosmic observations have brought us to the verge of discovery of the absolute scale of neutrino masses. Nonzero neutrino masses are known evidence of new physics beyond the Standard Model. Our understanding of the…

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

Alternatives to the traditional grand unified theory seesaw for neutrino masses are briefly described. These include the possibility of large extra dimensions and various possibilities for models involving an extra U(1)' gauge symmetry. The…

High Energy Physics - Phenomenology · Physics 2011-03-23 Paul Langacker

The standard Big-Bang theory predicts a cosmic neutrino background with an average number density of $\sim 100/cm^3$ per flavor. The most promising way of its detection is measuring the feeble ``neutrino wind'' forces exerted on macroscopic…

Astrophysics · Physics 2007-05-23 C. Hagmann

The use of extra dimensional scenarios as models for neutrino mass affects many low energy observables. We consider the implications of virtual bulk neutrinos in precision experiments of the anomalous magnetic moments of the muon and the…

High Energy Physics - Phenomenology · Physics 2009-10-31 G. C. McLaughlin , J. N. Ng

We begin with a brief overview of highest-energy cosmic ray data, and the experiments which will perform neutrino astronomy. We then discuss two particle physics aspects of neutrinos. They are possible long-lifetime decay of the neutrino,…

Astrophysics · Physics 2011-07-19 Thomas J. Weiler

Assuming that right-handed neutrinos exist and propagate in some large extra dimensions, we attempt to give a comprehensive description of the phenomenology of neutrino oscillations. A few alternative explanations of the atmospheric…

High Energy Physics - Phenomenology · Physics 2009-09-01 Riccardo Barbieri , Paolo Creminelli , Alessandro Strumia