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Related papers: Non standard neutrino interactions at LEP2 and the…

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Many extensions of the Standard Model lead to non-standard neutrino interactions (NSI), which can affect the interpretation of current and future neutrino data. We explore an alternative approach to the study of these dimension eight four…

High Energy Physics - Phenomenology · Physics 2013-05-29 Sacha Davidson , Veronica Sanz

In the traditional neutrinophilic two-Higgs doublet model ($\nu$2HDM), there is no non-standard neutrino interaction (NSI) as the interactions between the Standard Model fermions with neutrinos are negligibly small due to the tiny mixing of…

High Energy Physics - Phenomenology · Physics 2018-09-07 Ujjal Kumar Dey , Newton Nath , Soumya Sadhukhan

We discuss ways to explore non-standard interactions (NSI) which neutrinos may possess by expressing them as effective four Fermi operators with coefficient of the order of (M_{W} / M_{NP})^2 ~0.01 (0.0001) for energy scales of new physics…

High Energy Physics - Phenomenology · Physics 2008-05-19 Hisakazu Minakata

We consider Non-Standard neutrino Interactions (NSI), described by four-fermion operators of the form $(\bar{\nu}_{\alpha} \gamma {\nu}_{\beta}) (\bar{f} \gamma f)$, where $f$ is an electron or first generation quark. We assume these…

High Energy Physics - Phenomenology · Physics 2010-04-06 S. Davidson , C. Pena-Garay , N. Rius , A. Santamaria

We investigate how non-standard neutrino interactions (NSIs) with matter can be generated by new physics beyond the Standard Model (SM) and analyse the constraints on the NSIs in these SM extensions. We focus on tree-level realisations of…

High Energy Physics - Phenomenology · Physics 2009-01-14 Stefan Antusch , Jochen P. Baumann , Enrique Fernandez-Martinez

We present a detailed analysis on nonstandard neutrino interactions (NSI) with electrons including all muon and electron (anti)-neutrino data from existing accelerators and reactors, in conjunction with the ``neutrino counting'' data (e- e+…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. Barranco , O. G. Miranda , C. A. Moura , J. W. F. Valle

The impact of new physics on the interactions of neutrinos with other particles can be parametrized by a set of effective four-fermion operators called non-standard neutrino interactions (NSIs). This NSI framework is useful for studying the…

High Energy Physics - Phenomenology · Physics 2026-04-23 Ayres Freitas , Matthew Low

Non-Standard neutrino Interactions (NSI) are vector contact interactions involving two neutrinos and two first generation fermions, which can affect neutrino propagation in matter. SU(2) gauge invariance suggests that NSI should be…

High Energy Physics - Phenomenology · Physics 2020-02-24 Sacha Davidson , Martin Gorbahn

The possible non-standard interactions (NSIs) of neutrinos with matter plays important role in the global determination of neutrino properties. In our study we select various data sets from LHC measurements at 13 TeV with integrated…

High Energy Physics - Phenomenology · Physics 2021-02-24 DianYu Liu , ChuanLe Sun , Jun Gao

Neutrino non-standard interactions (NSI) play a crucial role in neutrino oscillations and can provide valuable insights for constructing models of neutrino masses and mixing. While NSI have been widely explored through oscillation and…

High Energy Physics - Phenomenology · Physics 2025-07-16 Sudip Jana , Saumyen Kundu , Santosh Kumar Rai

Non-Standard Interactions (NSI) of neutrinos may originate from models in which new particles interact with neutrinos. In scalar extensions of the SM, the typical approach to obtain NSI requires Fierz transformations and charged Higgses,…

High Energy Physics - Phenomenology · Physics 2018-11-14 Ingolf Bischer , Werner Rodejohann , Xun-Jie Xu

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

We study the sensitivity of current and future long-baseline neutrino oscillation experiments to the effects of dimension six operators affecting neutrino propagation through Earth, commonly referred to as Non-Standard Interactions (NSI).…

High Energy Physics - Phenomenology · Physics 2016-03-23 Pilar Coloma

I report some progress that occurred since NO-VE08 in the field of non-standard interactions (NSI) of neutrinos. After briefly reviewing theoretical developments, I give a summary of the two works in which I was involved. Firstly, we have…

High Energy Physics - Phenomenology · Physics 2009-05-12 Hisakazu Minakata

The presence of nonstandard neutrino interactions (NSI) has a large effect on the precision measurements at next generation neutrino oscillation experiments. Other type of experiments are needed to constrain the NSI parameter space. We…

High Energy Physics - Phenomenology · Physics 2021-09-08 Jiajun Liao , Yu Zhang

We consider the decoupling of neutrinos in the early Universe in presence of non-standard neutral current neutrino-electron interactions (NSI). We first discuss a semi-analytical approach to solve the relevant kinetic equations and then…

High Energy Physics - Phenomenology · Physics 2009-11-11 Gianpiero Mangano , Gennaro Miele , Sergio Pastor , Teguayco Pinto , Ofelia Pisanti , Pasquale D. Serpico

We formulate an Effective Field Theory (EFT) for Non Standard neutrino Interactions (NSI) in elastic scattering with light quarks, leptons, gluons and photons, including all possible operators of dimension 5, 6 and 7. We provide the…

High Energy Physics - Phenomenology · Physics 2019-10-23 Wolfgang Altmannshofer , Michele Tammaro , Jure Zupan

We discuss the sensitivity reach of a neutrino factory measurement to non-standard neutrino interactions (NSI), which may exist as a low-energy manifestation of physics beyond the Standard Model. We use the muon appearance mode \nu_e -->…

High Energy Physics - Phenomenology · Physics 2009-01-06 N. Cipriano Ribeiro , H. Minakata , H. Nunokawa , S. Uchinami , R. Zukanovich Funchal

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

We study the effects of non-standard interactions (NSI) and the genuine CP phase $\delta_D$ in neutrino oscillations at low, $E_\nu \lesssim 1\,\mbox{GeV}$, and very low, $E_\nu \lesssim 0.1\,\mbox{GeV}$, energies. For experimental setup…

High Energy Physics - Phenomenology · Physics 2018-05-18 Shao-Feng Ge , Alexei Yu. Smirnov
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