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Related papers: On a Neutrino Electroweak Radius

200 papers

Neutrino-photon interactions in the presence of an external homogeneous constant electromagnetic field are studied. The $\nu \nu \gamma $ amplitude is calculated in an electromagnetic field of the general type, when the two field invariants…

High Energy Physics - Theory · Physics 2009-10-31 R. Shaisultanov

Neutrino self-interaction with a larger ``Fermi constant'' is often resorted to for understanding various puzzles of our universe. We point out that a light, neutrinophilic scalar particle $\phi$ through radiative correction leads to an…

High Energy Physics - Phenomenology · Physics 2024-11-11 Yue Zhang

The NuTeV collaboration has extracted the electroweak parameter, $\stw$, from the measurement of the ratios of neutral current to charged current neutrino and antineutrino deep inelastic scattering interactions. We find that our…

High Energy Physics - Experiment · Physics 2007-05-23 G. P. Zeller

Bulk nuclear observables such as charge radii and binding energies are well described by both nonrelativistic and covariant mean-field models. However, predictions of neutron radii, which are not tightly constrained by reliable data, vary…

Nuclear Theory · Physics 2009-07-09 R. J. Furnstahl

The emission of $\nu\bar\nu$ pairs off electrons in a polarized ultra-intense electromagnetic (e.g.\ laser) wave field is analyzed. We elaborate on the significance of non-linear electrodynamics effects (i.e., multi-photon processes) and…

High Energy Physics - Phenomenology · Physics 2011-03-22 A. I. Titov , B. Kampfer , H. Takabe , A. Hosaka

The radiative decay of the massive neutrino $\nu_i \rightarrow \nu_j \gamma$ is investigated in the framework of the Standard Model in external electromagnetic fields of various configurations: constant crossed field, constant uniform…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. A. Gvozdev , N. V. Mikheev , L. A. Vassilevskaya

Despite being neutral particles, neutrinos can have a non-zero charge radius, which represents the only non-null neutrino electromagnetic property in the standard model theory. Its value can be predicted with high accuracy and its effect is…

High Energy Physics - Phenomenology · Physics 2024-05-31 M. Atzori Corona , M. Cadeddu , N. Cargioli , F. Dordei , C. Giunti

Both electron and its neutrino possess not only the anomalous magnetic moment but also each of the existing types of electric charges and their dipole moments. Any of them can interact with field of emission leading to the elastic…

High Energy Physics - Phenomenology · Physics 2010-12-10 Rasulkhozha S. Sharafiddinov

Neutral particles can couple with the $U(1)$ gauge field in the adjoint representation at the tree level if the space-time coordinates are noncommutative (NC). Considering neutrino-photon coupling in the NC QED framework, we obtain the…

High Energy Physics - Phenomenology · Physics 2011-07-22 M. M. Ettefaghi , T. Shakouri

The radiative decay of the massive neutrino $\nu_i \rightarrow \nu_j \gamma ( m_i > m_j )$ in the external electromagnetic field is analyzed in detail in the framework of the standard model with lepton mixing. It is shown, that a sort of a…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. A. Gvozdev , N. V. Mikheev , L. A. Vassilevskaya

The neutron charge radius is studied within a light-front model with different spin coupling schemes and wave functions. The cancellation of the contributions from the Foldy term and Dirac form factor to the neutron charge form factor is…

High Energy Physics - Phenomenology · Physics 2009-11-10 W. R. B. de Araújo , T. Frederico , M. Beyer , H. J. Weber

The radiative decay of ultrarelativistic massive neutrino $\nu_i \rightarrow \nu_j \gamma$ is investigated in electromagnetic fields in the framework of the Standard Model with lepton mixing. Estimates of the decay probability and ``decay…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. A. Gvozdev , N. V. Mikheev , L. A. Vassilevskaya

In the quasielastic region, we investigate the effect of neutrino electromagnetic properties constrained from the recent experiments on the electroweak neutral current reaction process of the neutrino-$^{12}$C scattering. For a relativistic…

Nuclear Theory · Physics 2024-08-08 K. S. Kim , P. T. P. Hutauruk , Seung-il Nam , Chang Ho Hyun

We consider different methods and observables which can be obtained by the measurement of neutrino scattering off nucleons and nuclei with the purpose of finding evidence for the strange form factors of the nucleon, which enter into…

High Energy Physics - Phenomenology · Physics 2007-05-23 W. M. Alberico

The possibility of the determination of the neutron mean square charge radius from high-precision thermal-neutron measurements of the nuclear scattering length and of the scattering amplitudes of Bragg reflections is considered. Making use…

Quantum Physics · Physics 2009-11-07 J. -M. Sparenberg , H. Leeb

We provide a method for extracting information on the energy spectrum of solar neutrinos directly from the spectrum of scattered electrons. As an example, we apply it to the published Super-Kamiokande data. When combined with data from SNO…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Fiorentini , F. L. Villante

We show how the crucial gauge cancellations leading to a physical definition of the neutrino charge radius persist in the presence of non-vanishing fermion masses. An explicit one-loop calculation demonstrates that, as happens in the…

High Energy Physics - Phenomenology · Physics 2009-11-10 J. Bernabeu , D. Binosi , J. Papavassiliou

We compare the predictions of the SuperScaling model for charged current quasielastic muonic neutrino and antineutrino scattering from $^{12}$C with experimental data spanning an energy range up to 100 GeV. We discuss the sensitivity of the…

Nuclear Theory · Physics 2014-02-10 J. E. Amaro , M. B. Barbaro , J. A. Caballero , T. W. Donnelly , G. D. Megias

Recent measurement of the structure function $F_2^\nu$ in neutrino deep inelastic scattering allows us to compare structure function measured in neutrino and charged lepton scattering for the first time with reasonable precision. The…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. Boros

Neutrinos can scatter electrons in water detectors through their magnetic moments and charge radii in addition to the charged and neutral currents channels. The recent solar neutrino charged current event rates announced by SNO with the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Anjan S. Joshipura , Subhendra Mohanty