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A search for the solar neutrino effective magnetic moment has been performed using data from 1291.5 days exposure during the second phase of the Borexino experiment. No significant deviations from the expected shape of the electron recoil…

High Energy Physics - Experiment · Physics 2017-12-06 M. Agostini , K. Altenmüller , S. Appel , V. Atroshchenko , Z. Bagdasarian , D. Basilico , G. Bellini , J. Benziger , D. Bick , G. Bonfini , D. Bravo , B. Caccianiga , F. Calaprice , A. Caminata , S. Caprioli , M. Carlini , P. Cavalcante , A. Chepurnov , K. Choi , L. Collica , D. D'Angelo , S. Davini , A. Derbin , X. F. Ding , A. Di Ludovico , L. Di Noto , I. Drachnev , K. Fomenko , A. Formozov , D. Franco , F. Froborg , F. Gabriele , C. Galbiati , C. Ghiano , M. Giammarchi , A. Goretti , M. Gromov , D. Guffanti , C. Hagner , T. Houdy , E. Hungerford , Aldo Ianni , Andrea Ianni , A. Jany , D. Jeschke , V. Kobychev , D. Korablev , G. Korga , D. Kryn , M. Laubenstein , E. Litvinovich , F. Lombardi , P. Lombardi , L. Ludhova , G. Lukyanchenko , L. Lukyanchenko , I. Machulin , G. Manuzio , S. Marcocci , J. Martyn , E. Meroni , M. Meyer , L. Miramonti , M. Misiaszek , V. Muratova , B. Neumair , L. Oberauer , B. Opitz , V. Orekhov , F. Ortica , M. Pallavicini , L. Papp , Ö. Penek , N. Pilipenko , A. Pocar , A. Porcelli , G. Ranucci , A. Razeto , A. Re , M. Redchuk , A. Romani , R. Roncin , N. Rossi , S. Schönert , D. Semenov , M. Skorokhvatov , O. Smirnov , A. Sotnikov , L. F. F. Stokes , Y. Suvorov , R. Tartaglia , G. Testera , J. Thurn , M. Toropova , E. Unzhakov , A. Vishneva , R. B. Vogelaar , F. von Feilitzsch , H. Wang , S. Weinz , M. Wojcik , M. Wurm , Z. Yokley , O. Zaimidoroga , S. Zavatarelli , K. Zuber , G. Zuzel

Using the data from SuperKamiokande, Kamiokande and Homestake solar neutrino experiments we derive an upper bound on the magnetic moment of the neutrino and find $\mu_{\nu_e}\leq(2.2-2.3)\times 10^{-10}\mu_{B}$, within four different…

High Energy Physics - Phenomenology · Physics 2009-10-30 Joao Pulido , Ana M. Mourao

In this paper we provide an updated analysis of the neutrino magnetic moments (NMMs), discussing both the constraints on the magnitudes of the three transition moments Lambda_i as well as the role of the CP violating phases present both in…

High Energy Physics - Phenomenology · Physics 2016-03-11 B. C. Canas , O. G. Miranda , A. Parada , M. Tortola , J. W. F. Valle

Elastic neutrino-electron scattering represents a powerful tool to investigate key neutrino properties. In view of the recent results released by the LUX-ZEPLIN collaboration, we provide a first determination of the limits achievable on the…

High Energy Physics - Phenomenology · Physics 2023-03-03 M. Atzori Corona , W. M. Bonivento , M. Cadeddu , N. Cargioli , F. Dordei

We have studied the effect of a non-vanishing neutrino magnetic moment \ ($\mu_{\nu}$) on the $\nu_{\rm x}$ ({x=$e,\mu,\tau$}) elastic scattering off electrons for the Super-Kamiokande detector. The bounds on the $\mu_{\nu}$ we have…

High Energy Physics - Phenomenology · Physics 2009-10-31 Ana M. Mourao , Anna Rossi

An analysis of neutrino electron scattering as applied to the SuperKamiokande solar neutrino experiment with the data from the Homestake experiment leads to an upper bound on the neutrino magnetic moment in the range…

High Energy Physics - Phenomenology · Physics 2007-05-23 Joao Pulido , Ana M. Mourao

Using a prompt neutrino beam in which a nu_tau component was identified for the first time, the nu_tau magnetic moment was measured based on a search for an anomalous increase in the number of neutrino-electron interactions. One such event…

High Energy Physics - Experiment · Physics 2012-08-27 DONUT Collaboration

We report on searches for neutrinos and antineutrinos from astrophysical sources performed with the Borexino detector at the Laboratori Nazionali del Gran Sasso in Italy. Electron antineutrinos ($\bar{\nu}_e$) are detected in an organic…

The relatively large value of neutrino mixing angle \theta_{13} set by recent measurements allows us to use solar neutrinos to set a limit on neutrino magnetic moment involving second and third families, \mu_{\mu\tau}. The existence of a…

High Energy Physics - Phenomenology · Physics 2018-05-23 Marcelo Moraes Guzzo , Pedro Cunha de Holanda , Orlando Luis Goulart Peres

Models of gauged $U(1)_{L_\mu-L_\tau}$ can provide a solution to the long-standing discrepancy between the theoretical prediction for the muon anomalous magnetic moment and its measured value. The extra contribution is due to a new light…

High Energy Physics - Phenomenology · Physics 2021-01-18 Dorian Warren Praia do Amaral , David G. Cerdeno , Patrick Foldenauer , Elliott Reid

Assuming that the observed deficit of solar neutrinos is due to the interaction of their transition magnetic moment with the solar magnetic field we derive the predictions for the forthcoming Borexino experiment. Three different model…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. Kh. Akhmedov , J. Pulido

The MUNU experiment uses the electron antineutrino-electron elastic scattering to examine the magnetic properties of the electron antineutrino. The detector is situated at 18 m from the reactor, serving as an electron antineutrino source.…

High Energy Physics - Experiment · Physics 2019-08-14 Zornitza Daraktchieva

A search for a non-zero neutrino magnetic moment has been conducted using 1496 live days of solar neutrino data from {\SK}. Specifically, we searched for distortions to the energy spectrum of recoil electrons arising from magnetic…

High Energy Physics - Experiment · Physics 2012-08-27 Kamiokande Collaboration , D. W. Liu

We revisit the physics of neutrino magnetic moments, focusing in particular on the case where the right-handed, or sterile, neutrinos are heavier (up to several MeV) than the left-handed Standard Model neutrinos. The discussion is centered…

High Energy Physics - Phenomenology · Physics 2021-05-10 Vedran Brdar , Admir Greljo , Joachim Kopp , Toby Opferkuch

The existence of a neutrino magnetic moment implies contributions to the neutrino mass via radiative corrections. We derive model-independent "naturalness" upper bounds on the magnetic moments of Dirac and Majorana neutrinos, generated by…

High Energy Physics - Phenomenology · Physics 2008-11-26 Nicole F. Bell

The MUNU experiment was carried out at the Bugey nuclear power reactor. The aim was the study of electron antineutrino-electron elastic scattering at low energy. The recoil electrons were recorded in a gas time projection chamber, immersed…

Solar neutrinos with non-zero magnetic moments will contribute to the electron scattering rates in the Super-Kamiokande experiment. The magnetic moment scattering events in Super-K can be accommodated in the standard VO or MSW solutions by…

High Energy Physics - Phenomenology · Physics 2009-11-07 Anjan S. Joshipura , Subhendra Mohanty

Neutrinos with a magnetic moment $\mu$ change their helicity when interacting with an electromagnetic field. Various aspects of this effect have been described as spin precession, spin-flip scattering, and magnetic Cherenkov radiation.…

High Energy Physics - Phenomenology · Physics 2008-11-26 Per Elmfors , Kari Enqvist , Georg Raffelt , Günter Sigl

We compare the prospects for detecting a neutrino magnetic moment by the measurement of neutrinos from a tritium source, reactors and low-energy beta-beams. In all cases the neutrinos or antineutrinos are detected by scattering of…

High Energy Physics - Phenomenology · Physics 2009-11-10 G. C. McLaughlin , C. Volpe

The result of the 3-year neutrino magnetic moment measurement at the Kalinin Nuclear Power Plant with the GEMMA spectrometer is presented. Antineutrino-electron scattering is investigated. A HPGe detector of 1.5 kg placed at a distance of…

High Energy Physics - Experiment · Physics 2015-03-17 A. G. Beda , V. B. Brudanin , V. G. Egorov , D. V. Medvedev , V. S. Pogosov , M. V. Shirchenko , A. S. Starostin
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