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Related papers: Quantum Gravity on Neutrino Mass Square difference

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More recently, we have proposed a set of noncommutative space that describes the quantum gravity at the Planck scale [J. Phys. A: Math. Theor. 53, 115303 (2020)]. The interesting significant result we found is that, the generalized…

High Energy Physics - Theory · Physics 2022-02-01 Latévi Mohamed Lawson

One of the primary goals of contemporary physics of neutrinos after discovery of their masses become the investigation of their electromagnetic properties. This is a necessary step for creation of new physics beyond the Standard Model (SM),…

General Physics · Physics 2016-03-29 Vasily Rodionov

Considering a general mass matrix for quasi-degenerate neutrinos and treating the experimentally known oscillation parameters as inputs, we study the correlation between the degenerate mass scale $(m)$ and the mixing angle $\theta_{13}$. We…

High Energy Physics - Phenomenology · Physics 2008-11-26 Rathin Adhikari , Anindya Datta , Biswarup Mukhopadhyaya

A general prediction from asymptotically safe quantum gravity is the approximate vanishing of all quartic scalar couplings at the UV fixed point beyond the Planck scale. A vanishing Higgs doublet quartic coupling near the Planck scale…

High Energy Physics - Phenomenology · Physics 2023-09-20 Guillem Domènech , Mark Goodsell , Christof Wetterich

Neutrino oscillations have become well-known phenomenon; the measurements of neutrino mixing angles and mass squared differences are continuously improving. Future oscillation experiments will eventually determine the remaining unknown…

High Energy Physics - Phenomenology · Physics 2015-09-30 O. G. Miranda , H. Nunokawa

Searches for modified gravity in the large-scale structure try to detect the enhanced amplitude of density fluctuations caused by the fifth force present in many of these theories. Neutrinos, on the other hand, suppress structure growth…

Cosmology and Nongalactic Astrophysics · Physics 2019-09-04 Steffen Hagstotz , Max Gronke , David Mota , Marco Baldi

We address the question whether low-scale gravity alone can generate the neutrino mass matrix needed to accommodate the observed phenomenology. In low-scale gravity the neutrino mass matrix in the flavor basis is characterized by one…

High Energy Physics - Phenomenology · Physics 2010-02-03 Veniamin Berezinsky , Mohan Narayan , Francesco Vissani

The Neutrino oscillations have provided an excellent opportunity to study new-physics beyond the Standard Model, popularly known as BSM. The unknown couplings involving neutrinos, termed non-standard interactions (NSI), may appear as…

High Energy Physics - Phenomenology · Physics 2022-07-13 Abinash Medhi , Debajyoti Dutta , Moon Moon Devi

We discuss the possibility to extend the spectral action up to energy close to the Planck scale, taking also into account the gravitational effects given by graviton exchange. Including this contribution in the theory, the coupling constant…

High Energy Physics - Theory · Physics 2014-10-30 Agostino Devastato

Many facets of nonclassicality are probed in neutrino system in the context of three flavour neutrino oscillations. The analysis is carried out for parameters relevant to two ongoing experiments NO$\nu$A and T2K, and also for the upcoming…

High Energy Physics - Phenomenology · Physics 2018-11-16 Khushboo Dixit , Javid Naikoo , Subhashish Banerjee , Ashutosh Kumar Alok

We show that in any invisible axion model due to the effects of effective non-renormalizable interactions related to an energy scale near the Peccei-Quinn, grand unification or even the Planck scale, active neutrinos necessarily acquire…

High Energy Physics - Phenomenology · Physics 2009-11-11 Alex G. Dias , V. Pleitez

In the framework of linearized quantum gravity, we study the quantum gravitational interaction between two nonpointlike objects induced by fluctuating gravitomagnetic fields in vacuum. We find that, in addition to the quantum gravitational…

General Relativity and Quantum Cosmology · Physics 2024-06-26 Di Hao , Jiawei Hu , Hongwei Yu

We review (and extend) the analysis of general theories of all interactions (gravity included) where the mass scales are due to dimensional transmutation. Quantum consistency requires the presence of terms in the action with four…

High Energy Physics - Theory · Physics 2021-04-12 Alberto Salvio

If the generating mechanism for neutrino mass is to account for both the newly observed muon anomalous magnetic moment as well as the present experimental bounds on lepton flavor nonconservation, then the neutrino mass matrix should be…

High Energy Physics - Phenomenology · Physics 2009-11-07 Ernest Ma , Martti Raidal

Modified theories of gravity yield an effective dark energy in the background dynamics that achieves an accelerated expansion of the universe. In addition, they present a fifth force that induces gravitational signatures in structure…

Cosmology and Nongalactic Astrophysics · Physics 2022-08-09 Gabriela Garcia-Arroyo , Jorge L. Cervantes-Cota , Ulises Nucamendi

The absolute neutrino masses are obtained in terms of the atmospheric and solar mass-squared differences within the framework of low energy phenomenology by suggestion of a quantitative analogy between the hierarchies of the neutrino and…

High Energy Physics - Phenomenology · Physics 2009-11-10 E. M. Lipmanov

We study the connection between quark and lepton mass matrices in a supersymmetric SO(10) GUT model in six dimensions, compactified on an orbifold. The physical quarks and leptons are mixtures of brane and bulk states. This leads to a…

High Energy Physics - Phenomenology · Physics 2009-01-06 Wilfried Buchmuller , Laura Covi , David Emmanuel-Costa , Soren Wiesenfeldt

Gedanken experiments in quantum gravity motivate generalised uncertainty relations (GURs) implying deviations from the standard quantum statistics close to the Planck scale. These deviations have been extensively investigated for the…

Quantum Physics · Physics 2021-03-30 Matthew J. Lake

We explore how the stability of metric perturbations in higher derivative theories of gravity depends on the energy scale of initial seeds of such perturbations and on a typical energy scale of the gravitational vacuum background. It is…

High Energy Physics - Theory · Physics 2014-12-19 Filipe de O. Salles , Ilya L. Shapiro

We calculate the time delays of neutrinos emitted in gamma ray bursts due to the effects of neutrino mass and quantum gravity using a time dependent Hubble constant which can significantly change the naive results presented hitherto in the…

High Energy Physics - Phenomenology · Physics 2009-11-07 Sandhya Choubey , S. F. King