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Related papers: Solar Neutrino Observables Sensitive to Matter Eff…

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Using several cosmological observations, i.e. the cosmic microwave background anisotropies (WMAP), the weak gravitational lensing (CFHTLS), the measurements of baryon acoustic oscillations (SDSS+WiggleZ), the most recent observational…

Cosmology and Nongalactic Astrophysics · Physics 2012-12-07 Xin Wang , Xiao-Lei Meng , Tong-Jie Zhang , HuanYuan Shan , Yan Gong , Charling Tao , Xuelei Chen , Y. F. Huang

In this paper we use solar neutrino data to derive stringent bounds on Majorana neutrino transition moments (TMs). Should such be present, they would contribute to the neutrino--electron scattering cross section and hence alter the signal…

High Energy Physics - Phenomenology · Physics 2008-11-26 W. Grimus , M. Maltoni , T. Schwetz , M. A. Tortola , J. W. F. Valle

The large mixing (mass)(LMA)-MSW model of solar neutrinos (nue) is now widely held to be near definitive, based on global consistency with data. No physical effect, however, compels its uniqueness. The present search for an explicitly…

Astrophysics · Physics 2009-11-07 R. S. Raghavan

I discuss the implications for future solar neutrino experiments of the most recent gallium data in the context of the MSW mechanism. At the low energy end of the solar neutrino spectrum we need to measure the $^7$Be component directly; and…

High Energy Physics - Phenomenology · Physics 2009-10-22 S. P. Rosen

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

We study the effect of random matter density fluctuations in the sun on resonant neutrino conversion in matter by solving numerically the evolution equation for the neutrino system including the full effect of the random matter density…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. A. Bykov , M. C. Gonzalez-Garcia , C. Peña-Garay , V. Yu. Popov , V. B. Semikoz

Our tightest upper limit on the sum of neutrino mass eigenvalues $M_\nu$ comes from cosmological observations that will improve substantially in the near future, enabling a detection. The combination of the Baryon Acoustic Oscillation…

Cosmology and Nongalactic Astrophysics · Physics 2015-10-28 Zhen Pan , Lloyd Knox

Constraints on the core temperature (T_c) of the Sun and on neutrino- oscillation parameters are obtained from the existing solar neutrino data, including the recent GALLEX and Kamiokande III results. (1) A purely astrophysical solution to…

High Energy Physics - Phenomenology · Physics 2009-04-13 S. A. Bludman , N. Hata , D. C. Kennedy , P. G. Langacker

Assuming three-neutrino mixing, we study the capabilities of very long baseline neutrino oscillation experiments to verify and test the MSW effect and to measure the lepton mixing angle theta_13. We suppose that intense neutrino and…

High Energy Physics - Phenomenology · Physics 2014-11-17 M. Freund , M. Lindner , S. T. Petcov , A. Romanino

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

Besides the opportunity for discovering new neutrino physics, solar neutrino measurements provide a sensitive probe of the solar interior, and thus a rigorous test of solar model predictions. We present model independent determinations of…

High Energy Physics - Phenomenology · Physics 2016-09-01 Naoya Hata , Paul Langacker

The weak lensing (WL) distortions of distant galaxy images are sensitive to neutrino masses by probing the suppression effect on clustering strengths of total matter in large-scale structure. We use the latest measurement of WL…

Astrophysics · Physics 2010-04-21 Kiyotomo Ichiki , Masahiro Takada , Tomo Takahashi

We use solar neutrino data to derive stringent bounds on Majorana neutrino transition moments (TMs). Such moments, if present, would contribute to the neutrino-electron scattering cross section and hence alter the signal observed in…

High Energy Physics - Phenomenology · Physics 2017-08-23 M. A. Tortola

We investigate the effects of random density fluctuations on neutrino oscillations in the Sun environment. We show how the average of certain quantities which can be used to describe the MSW effect can be computed analytically. We examine…

High Energy Physics - Phenomenology · Physics 2016-09-01 Emilio Torrente-Lujan

We discuss the possibility to observe matter effects in atmospheric neutrino oscillations. The main conclusion is that an impact on the nu_mu survival probability requires the action of the MSW resonance, which becomes visible for baselines…

High Energy Physics - Phenomenology · Physics 2015-07-27 J. Bernabeu , S. Palomares-Ruiz

The measurements of Cosmic Microwave Background anisotropies made by the Planck satellite provide extremely tight upper bounds on the total neutrino mass scale ($\Sigma m_{\nu}<0.26 eV$ at $95\%$ C.L.). However, as recently discussed in the…

Cosmology and Nongalactic Astrophysics · Physics 2022-06-08 Eleonora Di Valentino , Alessandro Melchiorri

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

Assuming 3 neutrino mixing and massive Majorana neutrinos, we analyze the implications of the results of the solar neutrino experiments, including the latest SNO data, which favor the LMA MSW solution of the solar neutrino problem with…

High Energy Physics - Phenomenology · Physics 2010-04-05 S. Pascoli , S. T. Petcov

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

We determine the neutrino parameters for MSW and vacuum oscillations (active and sterile neutrinos) that are allowed by the separate, and collective, imposition of the constraints from total event rates in the chlorine, GALLEX, SAGE, and…

High Energy Physics - Phenomenology · Physics 2009-03-02 J. N. Bahcall , P. I. Krastev , A. Yu. Smirnov
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