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Related papers: Loop-induced Neutrino Non-Standard Interactions

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The latest data of the two long-baseline accelerator experiments NO$\nu$A and T2K, interpreted in the standard 3-flavor scenario, display a discrepancy. A mismatch in the determination of the standard CP-phase $\delta_{\mathrm {CP}}$…

High Energy Physics - Phenomenology · Physics 2021-02-10 Sabya Sachi Chatterjee , Antonio Palazzo

The large hierarchy between the neutrino mass scale and that of the other fermions seems to be unnatural from a theoretical point of view. Various strategies have been devised in order to generate naturally small values of neutrino masses.…

High Energy Physics - Phenomenology · Physics 2013-03-26 Yasaman Farzan , Silvia Pascoli , Michael A. Schmidt

Neutrino oscillations occur due to non-zero masses and mixings and most importantly they are believed to maintain quantum coherence even over astrophysical length scales. In the present study, we explore the quantumness of three flavour…

High Energy Physics - Phenomenology · Physics 2022-01-25 Sheeba Shafaq , Poonam Mehta

As the two phenomena, non-standard interaction (NSI) in neutrino propagation and Lorentz invariance violation (LIV) modify the Hamiltonian of neutrino oscillation in a similar fashion, it is very difficult to distinguish these two effects.…

High Energy Physics - Phenomenology · Physics 2023-05-10 Rudra Majhi , Dinesh Kumar Singha , Monojit Ghosh , Rukmani Mohanta

After the first observation of coherent elastic neutrino-nucleus scattering (CE$\nu$NS) by the COHERENT collaboration, many efforts are being made to improve the measurement of this process, making it possible to constrain new physics in…

High Energy Physics - Phenomenology · Physics 2024-11-05 Sabya Sachi Chatterjee , Stéphane Lavignac , O. G. Miranda , G. Sanchez Garcia

In the current epoch of neutrino physics, many experiments are aiming for precision measurements of oscillation parameters. Thus, various new physics scenarios which alter the neutrino oscillation probabilities in matter deserve careful…

High Energy Physics - Phenomenology · Physics 2022-10-20 Rudra Majhi , Dinesh Kumar Singha , K. N. Deepthi , Rukmani Mohanta

Neutrino interactions with an external environment can in influence the neutrino oscillation pattern and the oscillations can be damped as a result of the neutrino quantum decoherence. In particular, the quantum decoherence of neutrino…

High Energy Physics - Phenomenology · Physics 2020-05-20 Konstantin Stankevich , Alexander Studenikin

Neutrino oscillation experiments in the past decades have greatly improved our knowledge on neutrinos by measuring the fundamental neutrino parameters. The ongoing and upcoming neutrino oscillation experiments are intended to pin down the…

High Energy Physics - Phenomenology · Physics 2013-07-16 Tommy Ohlsson , He Zhang , Shun Zhou

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

Since neutrino oscillation was observed, several experiments have been built to measure its parameters. NO$\nu$A and T2K are two long-baseline experiments dedicated to measuring mainly the mixing angle $\theta_{23}$, the charge-parity…

High Energy Physics - Phenomenology · Physics 2025-12-09 Adriano Cherchiglia , Pedro Pasquini , O. L. G. Peres , F. F. Rodrigues , R. R. Rossi , E. S. Souza

In neutrino oscillation with non-standard interactions (NSI) the system is enriched with CP violation caused by phases due to NSI in addition to the standard lepton Kobayashi-Maskawa phase \delta. In this paper we show that it is possible…

High Energy Physics - Phenomenology · Physics 2010-01-22 A. M. Gago , H. Minakata , H. Nunokawa , S. Uchinami , R. Zukanovich Funchal

In the standard interaction scenario, a direct measurement of absolute neutrino masses via neutrino oscillations is not feasible, as the oscillations depend only on the mass-squared differences. However, scalar non-standard interactions…

High Energy Physics - Phenomenology · Physics 2025-06-23 Abinash Medhi , Arnab Sarker , Moon Moon Devi

The recently reported astrophysical neutrinos events in the TeV-PeV energy range open a winder to explore new physics at energy frontiers. In this paper, we examine effects of non-standard interactions (NSIs) on the PeV neutrinos events. We…

High Energy Physics - Phenomenology · Physics 2025-01-16 Qiu-Xia Yi , Ya-Ru Wang , Shu-Jun Rong

We investigate the prospects for non-standard interactions (NSI) in solar neutrino propagation and detection and find that these may solve the tension between the observed flatness of the SuperKamiokande electron spectrum and its LMA…

High Energy Physics - Phenomenology · Physics 2011-08-17 Joao Pulido , C. R. Das

Neutrino-electron scattering is a purely leptonic fundamental interaction and therefore provides an important channel to test the Standard Model, especially at the low energy-momentum transfer regime. We derived constraints on neutrino…

High Energy Physics - Experiment · Physics 2017-03-08 M. Deniz , B. Sevda , S. Kerman , A. Ajjaq , L. Singh , H. T. Wong , M. Zeyrek

We review the information about a potentially strong non-standard four-neutrino interaction that can be obtained from available experimental data. By using LEP results and nucleosynthesis data we find that a contact four-fermion neutrino…

High Energy Physics - Phenomenology · Physics 2007-05-23 Mikhail Bilenky , Arcadi Santamaria

We explore the complementarity between LHC searches and neutrino experiments in probing neutrino non-standard interactions. Our study spans the theoretical frameworks of effective field theory, simplified model and an illustrative UV…

High Energy Physics - Phenomenology · Physics 2021-02-16 K. S. Babu , Dorival Gonçalves , Sudip Jana , Pedro A. N. Machado

Understanding neutrino interactions is an important task in searches for neutrino oscillations; e.g. the nu_{mu} -> nu_{tau} oscillation hypothesis will be tested through nu_{tau} production of tau in long-baseline experiments as well as…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Kretzer , M. H. Reno

As well known, the cross sections of the resonance and Quasi-Elastic (QE) scattering off nucleons depend on quantities known as form factors that describe the nucleon structure. There are alternative approaches to determine the values of…

High Energy Physics - Phenomenology · Physics 2025-06-09 Saeed Abbaslu , Mehran Dehpour , Yasaman Farzan , Sahar Safari

Neutrino non-standard interactions (NSI) with electrons are known to alter the picture of neutrino decoupling from the cosmic plasma. NSI modify both flavour oscillations through matter effects, and the annihilation and scattering between…

High Energy Physics - Phenomenology · Physics 2021-08-17 Pablo F. de Salas , Stefano Gariazzo , Pablo Martínez-Miravé , Sergio Pastor , Mariam Tórtola