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Scalar non-standard neutrino interactions (sNSI) is a scenario where neutrinos can develop a medium dependent contribution to their mass due to a new scalar mediator. This scenario differs from the commonly discussed vector mediator case in…

高能物理 - 唯象学 · 物理学 2025-02-05 Peter B. Denton , Alessio Giarnetti , Davide Meloni

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…

高能物理 - 唯象学 · 物理学 2022-07-13 Abinash Medhi , Debajyoti Dutta , Moon Moon Devi

Scalar Non-Standard Interactions (SNSI) in neutrinos can arise when a scalar mediator couples to both neutrinos and standard model fermions. This beyond the Standard Model (BSM) scenario is particularly interesting as the SNSI contribution…

高能物理 - 唯象学 · 物理学 2024-10-08 Dharitree Bezboruah , Dibya S. Chattopadhyay , Abinash Medhi , Arnab Sarker , Moon Moon Devi

Scalar non-standard interactions (NSI) presents an exciting pathway for probing potential new physics that extends beyond the Standard Model (BSM). The scalar coupling of neutrinos with matter can appear as a sub-dominant effect that can…

高能物理 - 唯象学 · 物理学 2026-02-05 Arnab Sarker , Dharitree Bezboruah , Abinash Medhi , Moon Moon Devi

We investigate the effect on neutrino oscillations generated by beyond-the-standard-model interactions between neutrinos and matter. Specifically, we focus on scalar-mediated non-standard interactions (NSI) whose impact fundamentally…

高能物理 - 唯象学 · 物理学 2024-01-05 Bhaskar Dutta , Sumit Ghosh , Kevin J. Kelly , Tianjun Li , Adrian Thompson , Ankur Verma

Determination of neutrino mass ordering and precision measurement of neutrino oscillation parameters are the foremost goals of the JUNO experiment. Here, we explore the effects of scalar non-standard interactions (sNSI) on the electron…

高能物理 - 唯象学 · 物理学 2025-07-16 Aman Gupta , Debasish Majumdar , Suprabh Prakash

Non-standard interactions (NSI) of neutrinos with matter mediated by a scalar field would induce medium-dependent neutrino masses which can modify oscillation probabilities. Generating observable effects requires an ultra-light scalar…

高能物理 - 唯象学 · 物理学 2020-06-03 K. S. Babu , Garv Chauhan , P. S. Bhupal Dev

Current neutrino experiments measure the neutrino mixing parameters with an unprecedented accuracy. The upcoming generation of experiments will be sensitive to subdominant effects that can give information on the unknown neutrino…

高能物理 - 唯象学 · 物理学 2018-01-30 Y. Farzan , M. Tortola

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…

高能物理 - 唯象学 · 物理学 2024-12-31 Moon Moon Devi , Dharitree Bezboruah , Abinash Medhi , Arnab Sarker , Debajyoti Dutta

The scalar nonstandard interactions (NSI) can also introduce matter effect for neutrino oscillation in a medium. Especially the recent Borexino data prefers nonzero scalar NSI, $\eta_{ee} = - 0.16$. In contrast to the conventional vector…

高能物理 - 唯象学 · 物理学 2019-06-25 Shao-Feng Ge , Stephen J. Parke

Coherent forward scattering processes by neutrino-scalar nonstandard interactions (SNSI) induce an effective neutrino mass. In the Early Universe, a large neutrino effective mass restricts the production of neutrinos. The SNSI effect is…

高能物理 - 唯象学 · 物理学 2021-02-26 Jorge Venzor , Abdel Pérez-Lorenzana , Josue De-Santiago

In this paper we study non-standard interactions mediated by a scalar field (SNSI) in the context of ESSnuSB experiment. In particular we study the capability of ESSnuSB to put bounds on the SNSI parameters and also study the impact of SNSI…

We analyze the prospects for studying scalar non-standard interactions (SNSI) using the neutrino burst from a Galactic supernova. SNSI modify the resonant flavor conversion and, correspondingly, the neutronization burst signal, and may be…

高能物理 - 唯象学 · 物理学 2025-08-25 Bhaskar Dutta , Aparajitha Karthikeyan , Nityasa Mishra , Yago Porto , Louis E. Strigari

The Non-Standard Interactions (NSIs) are subdominant effects, often appearing in various extensions of SM, which may impact the neutrino oscillations through matter. It is important and interesting to explore the impact of NSIs in the…

高能物理 - 唯象学 · 物理学 2023-02-08 Abinash Medhi , Moon Moon Devi , Debajyoti Dutta

In this work, we derive novel constraints on scalar-tensor theories from neutrino physics. Spatial variations of the background scalar field effectively generate density and position-dependent Standard Model masses, including neutrinos.…

高能物理 - 唯象学 · 物理学 2025-12-17 Arturo de Giorgi , Ivan Martinez Soler , Sergio Sevillano Muñoz

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…

高能物理 - 唯象学 · 物理学 2024-06-27 Arnab Sarker , Abinash Medhi , Dharitree Bezboruah , Moon Moon Devi , Debajyoti Dutta

The measurements of coherent elastic neutrino-nucleus scattering (CE$\nu$NS) experiments have opened up the possibility to constrain neutrino physics beyond the standard model of elementary particle physics. Furthermore, by considering…

The turn of the 21st century witnessed a sudden shift in our fundamental understanding of particle physics. While the minimal Standard Model predicts that neutrino masses are exactly zero, the discovery of neutrino oscillations proved the…

Nonstandard neutrino interactions (NSI) arising from light and heavy mediators probe different sectors of the parameter space of models focusing on phenomena that require the extension of the standard model. High-energy scattering…

高能物理 - 唯象学 · 物理学 2023-06-28 Timo J. Kärkkäinen , Zoltán Trócsányi

We investigate the possibility of neutrinos interacting with a scalar dark matter field and the resulting implications for neutrino oscillations in the long-baseline sector. As our Universe is predominantly composed of dark matter,…

高能物理 - 唯象学 · 物理学 2026-01-09 Dharitree Bezboruah , Abinash Medhi , Moon Moon Devi
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