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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

We provide updated bounds on non-standard neutrino interactions based on data from the Planck satellite as well as auxiliary cosmological measurements. Two types of models are studied - A Fermi-like 4-point interaction and an interaction…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-17 Maria Archidiacono , Steen Hannestad

In this work we investigate the implication of low-energy precision measurements on the quark-lepton charged currents in general neutrino interactions with sterile neutrinos in effective field theories. The physics in low-energy…

High Energy Physics - Phenomenology · Physics 2020-12-02 Tong Li , Xiao-Dong Ma , Michael A. Schmidt

The neutral-current (NC) non-standard interactions (NSI) of neutrinos with fermions can modify the flavor oscillations of atmospheric neutrinos as they propagate through the Earth. We present constraints on the NC-NSI parameters…

High Energy Physics - Phenomenology · Physics 2025-12-30 J Krishnamoorthi , Anil Kumar , Sanjib Kumar Agarwalla

Neutrino non-standard interactions (NSI) with the first generation of standard model fermions can span a parameter space of large dimension and exhibit degeneracies that cannot be broken by a single class of experiment. Oscillation…

High Energy Physics - Phenomenology · Physics 2020-09-22 Bhaskar Dutta , Rafael F. Lang , Shu Liao , Samiran Sinha , Louis Strigari , Adrian Thompson

Coherent elastic neutrino-nucleus scattering (CE$\nu$NS) stands out as a pivotal process for precision tests of the Standard Model electroweak sector, investigations of neutrino properties, and searches for new physics (NP). Recent…

High Energy Physics - Phenomenology · Physics 2026-01-28 Gang Li , Chuan-Qiang Song , Feng-Jie Tang , Jiang-Hao Yu

A singlet fermion which interacts only with a new singlet scalar provides a viable and minimal scenario that can explain the dark matter. The singlet fermion is the dark matter particle whereas the new scalar mixes with the Higgs boson…

High Energy Physics - Phenomenology · Physics 2013-10-30 Sonja Esch , Michael Klasen , Carlos E. Yaguna

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

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

The exciting possibility of detecting supernova, solar, and atmospheric neutrinos with coherent neutrino-nucleus scattering detectors is within reach, opening up new avenues to probe New Physics. We explore the possibility of constraining…

High Energy Physics - Phenomenology · Physics 2021-04-07 Anna M. Suliga , Irene Tamborra

We propose an experimental setup to observe coherent elastic neutrino-atom scattering (CE$\nu$AS) using electron antineutrinos from tritium decay and a liquid helium target. In this scattering process with the whole atom, that has not beeen…

High Energy Physics - Phenomenology · Physics 2019-11-06 M. Cadeddu , F. Dordei , C. Giunti , K. A. Kouzakov , E. Picciau , A. I. Studenikin

We analyze the elastic scattering of particles interacting with nuclei through vector and axial currents with overall couplings of the order of the Standard Model weak interaction, or smaller; the dominant contribution to the elastic cross…

High Energy Physics - Phenomenology · Physics 2016-03-21 O. Moreno , T. W. Donnelly

Coherent elastic neutrino-nucleus scattering is a powerful probe of neutrino properties, in particular of the neutrino charge radii. We present the bounds on the neutrino charge radii obtained from the analysis of the data of the COHERENT…

High Energy Physics - Phenomenology · Physics 2020-02-27 M. Cadeddu , C. Giunti , K. A. Kouzakov , Y. F. Li , A. I. Studenikin , Y. Y. Zhang

We derive new limits on the neutrino electromagnetic interactions and weakly coupled light vector and scalar mediators using the recent XENONnT data of the solar neutrino-electron elastic scattering. XENONnT has already reported the world's…

High Energy Physics - Phenomenology · Physics 2023-01-06 Amir N. Khan

The quasielastic cross-sections of charged-current neutrino and antineutrino scattering on $^{12}$C are calculated using the coherent density fluctuation model with a relativistic effective mass $m_N^* =0.8 m_N$ (CDFM$_{M^*}$). The model…

Nuclear Theory · Physics 2026-04-20 M. V. Ivanov , A. N. Antonov

The CONNIE detector prototype is operating at a distance of 30 m from the core of a 3.8 GW$_{\rm th}$ nuclear reactor with the goal of establishing Charge-Coupled Devices (CCD) as a new technology for the detection of coherent elastic…

Many scenarios of new physics predict the existence of neutrino Non-Standard Interactions, new vector contact interactions between neutrinos and first generation fermions beyond the Standard Model. We obtain model-independent constraints on…

High Energy Physics - Phenomenology · Physics 2020-05-20 Jorge Terol-Calvo , Mariam Tórtola , Avelino Vicente

Sterile neutrinos with masses up to $\mathcal{O} (100)$ MeV can be copiously produced in a supernova (SN) core, through the mixing with active neutrinos. In this regard the SN 1987A detection of neutrino events has been used to put…

High Energy Physics - Phenomenology · Physics 2024-03-12 Pierluca Carenza , Giuseppe Lucente , Leonardo Mastrototaro , Alessandro Mirizzi , Pasquale Dario Serpico

We perform a global fit to neutrino oscillation and coherent neutrino-nucleus scattering data, using both timing and energy information from the COHERENT experiment. The results are used to set model-independent bounds on four-fermion…

High Energy Physics - Phenomenology · Physics 2020-10-05 Pilar Coloma , Ivan Esteban , M. C. Gonzalez-Garcia , Michele Maltoni