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Related papers: Neutrino Propagation Through Helioseismic Waves

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We consider the implications of solar matter density random noise upon resonant neutrino conversion. The evolution equation describing MSW-like conversion is derived in the framework of the Schr\"odinger approach. We study quantitatively…

High Energy Physics - Phenomenology · Physics 2009-09-17 H. Nunokawa , A. Rossi , V. B. Semikoz , J. W. F. Valle

A new more rigorous and accurate method for treating neutrino oscillations in the context of the MSW effect in a medium is proposed. This leads to a new type of resonance condition which for small mixing angles puts rather stringent…

High Energy Physics - Phenomenology · Physics 2009-09-25 G. K. Leontaris , J. D. Vergados

It is shown that in the presence of a background magnetic field within solar interior a cavity for low frequency MHD eigen modes (with periods 1-10 days) near equatorial plane can arise. The lower boundary of the cavity coincides with the…

Astrophysics · Physics 2009-09-25 N. S. Dzhalilov , V. B. Semikoz

We elucidate effects of solar density fluctuations on neutrino propagation through the Sun. Using data from the recent solar neutrino and KamLAND experiments we provide stringent limits on solar density fluctuations. It is shown that the…

High Energy Physics - Phenomenology · Physics 2009-11-10 A. B. Balantekin , H. Yuksel

We re-examine the sensitivity of solar neutrino oscillations to noise in the solar interior using the best current estimates of neutrino properties. Our results show that the measurement of neutrino properties at KamLAND provides new…

High Energy Physics - Phenomenology · Physics 2009-11-07 C. Burgess , N. S. Dzhalilov , M. Maltoni , T. I. Rashba , V. B. Semikoz , M. A. Tortola , J. W. F. Valle

Taking into account the stringent limits from helioseismology observations on possible matter density fluctuations described by magnetohydrodynamics theory, we find the corresponding time variations of solar neutrino survival probability…

High Energy Physics - Phenomenology · Physics 2017-08-23 N. Reggiani , M. M. Guzzo , J. H. Colonia , P. C. de Holanda

Solar neutrino studies triggered and largely motivated the major developments in neutrino physics in the last 50 years. Theory of neutrino propagation in different media with matter and fields has been elaborated. It includes oscillations…

High Energy Physics - Phenomenology · Physics 2017-01-18 Michele Maltoni , Alexei Yu. Smirnov

The impact of neutrino mixing, refraction and absorption on high-energy neutrino propagation through a thick medium is studied using the MSW evolution equation with complex indices of refraction. It is found that, owing to the mixing with…

High Energy Physics - Phenomenology · Physics 2009-11-07 Vadim A. Naumov

We discuss the propagation of neutrino wave packets in a Lense-Thirring space-time using a gravitational phase approach. We show that the neutrino oscillation length is altered by gravitational corrections and that neutrinos are subject to…

General Relativity and Quantum Cosmology · Physics 2010-11-19 Dinesh Singh , Nader Mobed , Giorgio Papini

We point out that the length scale associated with the MSW effect is the radius of the Earth. Therefore to verify matter enhancement of neutrino oscillations, it will be necessary to study neutrinos passing through the Earth. For the…

High Energy Physics - Phenomenology · Physics 2009-10-30 James M. Gelb , Waikwok Kwong , S. P. Rosen

The distortions in the thermal energy spectra for neutrinos produced in a supernova when a resonant oscillation, MSW effect, occurs are determined. In order to show this effect for some relevant and representative examples of unified gauge…

High Energy Physics - Phenomenology · Physics 2008-11-26 F. Buccella , S. Esposito , C. Gualdi , G. Miele

We analyze helioseismic waves near the solar equator in the presence of magnetic fields deep within the solar radiative zone. We find that reasonable magnetic fields can significantly alter the shapes of the wave profiles for helioseismic…

Astrophysics · Physics 2008-11-26 C. P. Burgess , N. S. Dzhalilov , T. I. Rashba , V. B. Semikoz , J. W. F. Valle

Motivated by the effect of matter on neutrino oscillations (the MSW effect) we have studied the propagation of neutrinos in a dense medium. The dispersion relation for massive neutrinos in a medium is known to have a minimum at nonzero…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ken Kiers , Nathan Weiss

The knowledge of the parameters of the solar neutrino oscillation model, provided by the SNO and Super-Kamiokande collaborations, enables us to obtain, with the Wolfenstein equation, a simple and clear analytical and numerical picture of…

High Energy Physics - Phenomenology · Physics 2021-12-14 L. M. Slad

Because the propagation of neutrinos is affected by the presence of Earth matter, it opens new possibilities to probe the Earth's interior. Different approaches range from techniques based upon the interaction of high energy (above TeV)…

Geophysics · Physics 2008-11-26 Walter Winter

In a previous work [16], a new model was introduced, taking into account the role of the Fermi weak force due to neutrinos coupled to magnetohydrodynamic plasmas. The resulting neutrino-magnetohydrodynamics was investigated in a particular…

Plasma Physics · Physics 2017-12-20 Fernando Haas , Kellen Alves Pascoal

We update the best constraints on fluctuations in the solar medium deep within the solar Radiative Zone to include the new SNO-salt solar neutrino measurements. We find that these new measurements are now sufficiently precise that neutrino…

High Energy Physics - Phenomenology · Physics 2009-09-17 C. P. Burgess , N. S. Dzhalilov , M. Maltoni , T. I. Rashba , V. B. Semikoz , M. A. Tortola , J. W. F. Valle

Limiting ourselves to two flavor approximation the motion of the neutrino flux in the solar matter and twisting magnetic field is considered. For the neutrino system described by the 4-component wave function $\Psi^T = (\nu_{eL}, \nu_{XL},…

High Energy Physics - Phenomenology · Physics 2016-10-26 O. M. Boyarkin , G. G. Boyarkina

We study some implications on standard matter oscillations of solar neutrinos induced by a background of extremely low energy thermal neutrinos trapped inside the Sun by means of coherent refractive interactions. Possible experimental tests…

High Energy Physics - Phenomenology · Physics 2011-09-12 S. Esposito

The relation between the halo field and the matter fluctuations (halo bias), in the presence of massive neutrinos depends on the total neutrino mass, massive neutrinos introduce an additional scale-dependence of the bias which is usually…

Cosmology and Nongalactic Astrophysics · Physics 2018-08-15 Alvise Raccanelli , Licia Verde , Francisco Villaescusa-Navarro