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Related papers: Neutrino magnetic moments: effective versus fundam…

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After a brief introduction to neutrino electromagnetic properties we focus on the most important constraints on neutrino magnetic moments, charge radii and millicharges from the terrestrial experiments and astrophysical considerations. The…

High Energy Physics - Phenomenology · Physics 2020-09-04 Alexander Studenikin

We discuss how the measurement of the $\bar{\nu}_{e}-e^{-}$ elastic cross section at reactor energies can be used to extract new information on the neutrino oscillation parameters. We also consider the magnetic moment contribution and show…

High Energy Physics - Phenomenology · Physics 2011-09-13 J. Segura

A description of neutrino oscillation phenomena is presented which is based on relativistic quantum mechanics and includes both entangled state and source dependent aspects, unlike both of the conventional approaches which use either equal…

High Energy Physics - Phenomenology · Physics 2010-11-15 T. Goldman

Neutrino magnetic moment ($\nu$MM) is an important property of massive neutrinos. The recent anomalous excess at few keV electronic recoils observed by the Xenon1T collaboration might indicate a $\sim 2.2\times10^{-11} \mu_B$ effective…

High Energy Physics - Phenomenology · Physics 2021-09-01 Baobiao Yue , Jiajun Liao , Jiajie Ling

We analyze the implications of neutrino masses for the magnitude of neutrino magnetic moments. By considering electroweak radiative corrections to the neutrino mass, we derive model-independent naturalness upper bounds on neutrino magnetic…

High Energy Physics - Phenomenology · Physics 2008-11-26 Mikhail Gorchtein , Nicole F. Bell , Michael J. Ramsey-Musolf , Petr Vogel , Peng Wang

After a brief reminder on the electromagnetic properties of neutrinos, the main processes of the electromagnetic interactions of neutrinos in astrophysics and the corresponding limitations on millicharges and effective magnetic moments of…

High Energy Physics - Phenomenology · Physics 2022-03-02 Alexander Studenikin

Past and current direct neutrino mass experiments set limits on the so-called effective neutrino mass, which is an incoherent sum of neutrino masses and lepton mixing matrix elements. The electron energy spectrum which neglects the…

High Energy Physics - Phenomenology · Physics 2020-01-15 Guo-yuan Huang , Werner Rodejohann , Shun Zhou

We study the impact of neutrino magnetic moments on astrophysical neutrinos, in particular supernova neutrinos and ultra-high energy neutrinos from extragalactic sources. We show that magnetic moment-induced conversion of left-handed…

High Energy Physics - Phenomenology · Physics 2024-03-26 Joachim Kopp , Toby Opferkuch , Edward Wang

The scattering of a neutrino on atomic electrons is considered in the situation where the energy transferred to the electrons is comparable to the characteristic atomic energies, as relevant to the current experimental search for neutrino…

High Energy Physics - Phenomenology · Physics 2010-11-11 M. B. Voloshin

The electron and positron magnetic moments are the most precise prediction of the standard model of particle physics. The most accurate measurement of a property of an elementary particle has been made to test this result. A new…

Quantum Physics · Physics 2023-11-14 G. Gabrielse , S. E. Fayer , T. G. Myers , X. Fan

The electron and muon magnetic moments have played, and continue to play, important roles in testing the fundamental mathematical description of physical reality called the Standard Model of particle physics (SM). The electron magnetic…

High Energy Physics - Experiment · Physics 2026-02-17 Gerald Gabrielse , Graziano Venanzoni

There are four important facts about solar neutrinos. They are listed in order of importance in this abstract and discussed more in the text of the talk. First, solar neutrinos have been detected in four experiments with approximately the…

Astrophysics · Physics 2008-02-03 John N. Bahcall

The electromagnetic properties of neutrinos have attracted considerable attention from researchers for many decades (see [1] for a review). However, until recently, there was no indication in favour of nonzero electromagnetic properties of…

High Energy Physics - Phenomenology · Physics 2021-02-11 Alexander Studenikin

We find that magnetic neutrino-electron scattering is unaffected by oscillations for vacuum mixing of Dirac neutrinos with only diagonal moments and for Majorana neutrinos with two flavors. For MSW mixing, these cases again obtain, though…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. F. Beacom , P. Vogel

We propose to test the magnetic transition moments of Majorana neutrinos by comparing the fluxes of different flavours of neutrinos coming from active galactic nuclei (AGN). We show that, with reasonable assumptions about the magnetic field…

High Energy Physics - Phenomenology · Physics 2010-12-03 Kari Enqvist , Petteri Keränen , Jukka Maalampi

The Standard Model (SM) of particle physics effectively explains most observed phenomena, though some anomalies, especially in the neutrino sector, suggest the need for extensions. In this Letter, we perform the first global fit of elastic…

High Energy Physics - Phenomenology · Physics 2025-12-05 Mattia Atzori Corona , Matteo Cadeddu , Nicola Cargioli , Francesca Dordei , Carlo Giunti , Christoph A. Ternes

It is well established that neutrinos have mass, yet it is very difficult to measure those masses directly. Within the standard model of particle physics, neutrinos will have an intrinsic magnetic moment proportional to their mass. We…

High Energy Physics - Experiment · Physics 2008-11-26 Aram Apyan , Armen Apyan , Michael Schmitt

The scattering of solar neutrinos on electrons is sensitive to the neutrino magnetic moments through an interference of electromagnetic and weak amplitudes in the cross section. We show that future low-energy solar neutrino experiments with…

High Energy Physics - Phenomenology · Physics 2009-09-17 S. Pastor , J. Segura , V. B. Semikoz , J. W. F. Valle

The contribution of a neutrino magnetic moment $\mu_{\nu}$ to the cross section of the process $\nu e^{-}\rightarrow \nu e^{-} \gamma $ has been calculated and compared with the Standard Electroweak one. The radiative process allows to…

High Energy Physics - Phenomenology · Physics 2016-09-01 J. Bernabéu , S. M. Bilenky , F. J. Botella , J. Segura

We recalculate the magnetic moment of neutrinos in a hot and dense medium. The magnetic dipole moment of neutrinos is modified at high temperature and chemical potential. We show that the magnetic dipole moment of electron neutrino does not…

High Energy Physics - Phenomenology · Physics 2017-11-16 Samina S. Masood