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Many geophysical and geochemical phenomena in the Earth's interior are related to physical and chemical processes in the outer core and the core-mantle boundary, which are directly linked to the isotopic composition. Determining the…

High Energy Physics - Phenomenology · Physics 2025-12-03 Juan Carlos D'Olivo , José Arnulfo Herrera Lara , Ismael Romero , Matias Reynoso , Oscar A. Sampayo

A realistic medium- or long-baseline neutrino experiment may suffer from terrestrial matter effects which are likely to contaminate the genuine T-violating asymmetry between \nu_\alpha \to \nu_\beta and \nu_\beta \to \nu_\alpha…

High Energy Physics - Phenomenology · Physics 2015-06-15 Zhi-zhong Xing

We discuss the use of the CP asymmetry parameter (Acp) as a possible observable of CP violation in the leptonic sector. In order to do this, we study for a wide range of values of L/E the behavior of this asymmetry for the corresponding…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. M. Gago , V. Pleitez , R. Zukanovich Funchal

We investigate non-standard neutrino interactions (NSIs) in the Zee--Babu model. The size of NSIs predicted by this model is obtained from a full scan over the parameter space, taking into account constraints from low-energy experiments…

High Energy Physics - Phenomenology · Physics 2009-11-18 Tommy Ohlsson , Thomas Schwetz , He Zhang

We introduce a model for Non-Standard neutral current Interaction (NSI) between neutrinos and the matter fields, with an arbitrary coupling to the up and down quarks. The model is based on a new $U(1)$ gauge symmetry with a light gauge…

High Energy Physics - Phenomenology · Physics 2023-02-22 Nicolás Bernal , Yasaman Farzan

The study of neutrino non-standard interactions (NSI) is a well-motivated phenomenological scenario to explore new physics beyond the Standard Model. The possible scalar coupling of neutrinos ($\nu$) with matter is one of such new physics…

High Energy Physics - Phenomenology · Physics 2024-06-27 Arnab Sarker , Abinash Medhi , Dharitree Bezboruah , Moon Moon Devi , Debajyoti Dutta

We derive new constraints on effective four-fermion neutrino non-standard interactions with both quarks and electrons. This is done through the global analysis of neutrino oscillation data and measurements of coherent elastic…

High Energy Physics - Phenomenology · Physics 2023-08-08 Pilar Coloma , M. C. Gonzalez-Garcia , Michele Maltoni , João Paulo Pinheiro , Salvador Urrea

We present new parameterizations of vector and axial nucleon form factors. We maintain an excellent descriptions of the form factors at low momentum transfers, where the spatial structure of the nucleon is important, and use the Nachtman…

High Energy Physics - Experiment · Physics 2009-09-29 A. Bodek , S. Avvakumov , R. Bradford , H. Budd

Thanks to a number of neutrino oscillation and Coherent Elastic neutrino Nucleus Scattering (CE$\nu$NS) experiments, the vector Non-Standard Interactions (NSI) of neutrinos have been well studied and constrained. We show that the…

High Energy Physics - Phenomenology · Physics 2026-01-28 Yasaman Farzan , Saeed Abbaslu

Non-unitary neutrino mixing implies an extra CP violating phase that can fake the leptonic Dirac CP phase $\delta_{CP}$ of the simplest three-neutrino mixing benchmark scheme. This would hinder the possibility of probing for CP violation in…

High Energy Physics - Phenomenology · Physics 2017-03-03 Shao-Feng Ge , Pedro Pasquini , M. Tortola , J. W. F. Valle

We explore the prospects of observing leptonic CP violation in a neutrino factory in the context of a scenario with three strongly oscillating neutrinos able to account for the solar, the atmospheric and the LSND results. We address also…

High Energy Physics - Phenomenology · Physics 2009-10-31 G. Barenboim , F. Scheck

We study neutrino non-standard interactions (NSI) induced by the trilinear $LLE$ couplings in $R$-parity-violating supersymmetry in a split-family spectrum where third-generation sleptons can be comparatively light. We systematically…

High Energy Physics - Phenomenology · Physics 2025-12-25 Fang Xu

The increasingly precise neutrino experiments raise the hope for searching for new physics through studying the impact of Neutral Current (NC) Non-Standard Interactions (NSI) of neutrinos with matter fields. Neutrino oscillation experiments…

High Energy Physics - Phenomenology · Physics 2024-10-22 Saeed Abbaslu , Mehran Dehpour , Yasaman Farzan , Sahar Safari

Some theories of new physics accounting for neutrino masses can give rise to a low-energy non-unitary leptonic mixing matrix. It is shown that the CP-asymmetries in the $\nu_\mu\to \nu_\tau$ channel are an excellent probe of such new…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. Lopez-Pavon

The limitations of the Standard Model in explaining neutrino masses and neutrino mixing lead to the exploration of frameworks beyond the Standard Model (BSM). The possibility of neutrinos interacting with fermions via a scalar mediator is…

High Energy Physics - Phenomenology · Physics 2024-12-31 Moon Moon Devi , Dharitree Bezboruah , Abinash Medhi , Arnab Sarker , Debajyoti Dutta

In the presence of neutrino Non-Standard Interactions (NSI) with matter, the derivation of neutrino parameters from oscillation data must be reconsidered. In particular, along with the standard solution to neutrino oscillation, another…

High Energy Physics - Phenomenology · Physics 2018-04-12 Peter B. Denton , Yasaman Farzan , Ian M. Shoemaker

The accurate prediction of neutrino beam produced in muon decays and the absence of opposite helicity contamination for a particular neutrino flavour makes a future neutrino factory (NF) based on a muon storage ring (MSR), the ideal place…

High Energy Physics - Phenomenology · Physics 2009-11-07 Poonam Mehta , Sukanta Dutta , Ashok Goyal

One of the major open questions in the neutrino sector is the issue of leptonic CP violation. Current global oscillation data shows a mild preference for a large, potentially maximal value for the Dirac CP phase in the neutrino mixing…

High Energy Physics - Phenomenology · Physics 2016-07-20 David V. Forero , Patrick Huber

The presence of non-unitary neutrino mixing can affect the measurement of the three-neutrino leptonic Dirac CP phase and hamper efforts to probe CP violation due to degeneracies of the extra non-unitary CP phase with the standard CP phase.…

High Energy Physics - Phenomenology · Physics 2016-09-22 Debajyoti Dutta , Pomita Ghoshal

We study the impact of one light sterile neutrino on the prospective data expected to come from the two presently running long-baseline experiments T2K and NOvA when they will accumulate their full planned exposure. Introducing for the…

High Energy Physics - Phenomenology · Physics 2016-03-23 Sanjib Kumar Agarwalla , Sabya Sachi Chatterjee , Arnab Dasgupta , Antonio Palazzo