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Related papers: Non-Standard Neutrino Interactions at Colliders

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We consider Non-Standard neutrino Interactions (NSI) connecting two neutrinos with two first-generation fermions ($e, u$ or $d$), which we assume to arise at at dimension eight due to New Physics. The coefficient is normalised as $4…

High Energy Physics - Phenomenology · Physics 2011-10-10 Sacha Davidson , Veronica Sanz

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

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

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 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

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 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

The formalism of non-standard four-fermion interactions provides a convenient, model-independent way of parameterizing a wide class of ``new physics'' scenarios. In this article, we study the performance of reactor and superbeam neutrino…

High Energy Physics - Phenomenology · Physics 2008-11-26 Joachim Kopp , Manfred Lindner , Toshihiko Ota , Joe Sato

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 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

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

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

Considering the theoretical constraints on the charged-current (CC) non-standard neutrino interaction (NSI) parameters in a simplified $W'$ model, we study the sensitivities of the Large Hadron electron Collider (LHeC) and Future Circular…

High Energy Physics - Phenomenology · Physics 2022-07-15 Chongxing Yue , Xuejia Cheng , Yueqi Wang , Yanyu Li

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

General Neutrino Interactions (GNI) are scalar, pseudoscalar, vector, axial vector or tensor interactions of neutrinos with fermions, and generalise the often studied neutrino Non-Standard Interactions (NSI). If GNI arise from heavy new…

High Energy Physics - Phenomenology · Physics 2019-09-05 Ingolf Bischer , Werner Rodejohann

The number of relativistic species, $N_{\rm eff}$, has been precisely calculated in the standard model, and would be measured to the percent level by CMB-S4 in future. Neutral-current non-standard interactions would affect neutrino…

High Energy Physics - Phenomenology · Physics 2021-05-26 Yong Du , Jiang-Hao Yu

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 explore the potential of several Neutrino Factory (NF) setups to constrain, discover and measure new physics effects due to Non-Standard Interactions (NSI) in propagation through Earth matter. We first study the impact of NSI in the…

High Energy Physics - Phenomenology · Physics 2015-05-28 P. Coloma , A. Donini , J. Lopez-Pavon , H. Minakata

Theories beyond the Standard Model must necessarily respect its gauge symmetry. This implies strict constraints on the possible models of non-standard neutrino interactions, which we analyze. The focus is set on the effective low-energy…

High Energy Physics - Phenomenology · Physics 2009-10-23 M. B. Gavela , D. Hernandez , T. Ota , W. Winter

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
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