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Related papers: Cumulative Parity Violation in Supernovae

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Core collapse supernovae are dominated by weakly interacting neutrinos. This provides a unique opportunity for macroscopic parity violation. We speculate that parity violation in a strong magnetic field can lead to an asymmetry in the…

High Energy Physics - Phenomenology · Physics 2009-10-30 C. J. Horowitz , J. Piekarewicz

Core collapse supernovae are gigantic explosions of massive stars that radiate 99% of their energy in neutrinos. This provides a unique opportunity for large scale parity or charge conjugation violation. Parity violation in a strong…

Nuclear Theory · Physics 2009-11-10 C. J. Horowitz

In magnetized proto-neutron stars, neutrino cross sections depend asymmetrically on the neutrino momenta due to parity violation. However, these asymmetric opacities do not induce any asymmetric flux in the bulk interior of the star where…

Astrophysics · Physics 2009-10-30 Phil Arras , Dong Lai

The potential enhancement of the cross section $\nu\bar\nu\to e^+e^-$ in the presence of a magnetic field is of critical interest for the study of supernovae and as a possible mechanism for gamma ray bursts. While parity violation(PV) in…

Astrophysics · Physics 2007-05-23 C. J. Benesh , C. J. Horowitz

We show that a supersymmetric standard model exhibiting anomaly mediated supersymmetry breaking can generate naturally the observed neutrino mass spectrum as well mixings when we include bilinear R-parity violation interactions. In this…

High Energy Physics - Phenomenology · Physics 2009-11-10 F. de Campos , M. A. Diaz , O. J. P. Eboli , R. A. Lineros , M. B. Magro , P. G. Mercadante

Parity violating electron nucleus scattering is a clean and powerful tool for measuring the spatial distributions of neutrons in nuclei with unprecedented accuracy. Parity violation arises from the interference of electromagnetic and weak…

Nuclear Theory · Physics 2007-05-23 C. J. Horowitz

In proto-neutron stars with strong magnetic fields, the neutrino-nucleon scattering/absorption cross sections depend on the direction of neutrino momentum with respect to the magnetic field axis, a manifestation of parity violation in weak…

Astrophysics · Physics 2009-10-30 Dong Lai , Y. -Z. Qian

Parity violating electron nucleus scattering is a clean and powerful tool for measuring the spatial distributions of neutrons in nuclei with unprecedented accuracy. Parity violation arises from the interference of electromagnetic and weak…

Nuclear Theory · Physics 2014-11-18 C. J. Horowitz , S. J. Pollock , P. A. Souder , R. Michaels

Supersymmetric couplings that do not respect R-parity can induce significant changes in the interaction rates of ultrahigh-energy neutrinos through the direct-channel production of superpartner resonances, and can provide new sources of…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Carena , D. Choudhury , S. Lola , C. Quigg

We report on a possibility of measuring parity violating effects in radiative neutrino pair emission from metastable atoms; asymmetric angular distribution of emitted photons from oriented atoms and emergent circular polarization. Their…

High Energy Physics - Phenomenology · Physics 2014-11-20 M. Yoshimura , A. Fukumi , N. Sasao , T. Yamaguchi

Besides the fact of parity violation in weak interactions, based on evidences from neutrino oscillation and tritium beta decay, a natural conjecture is that neutrinos may be spacelike particles with a tiny proper mass. A Dirac-type equation…

High Energy Physics - Phenomenology · Physics 2007-05-23 Tsao Chang

Parity violating elastic electron-nucleus scattering provides an accurate and model independent measurement of neutron densities, because the $Z^0$ couples primarily to neutrons. Coulomb distortion corrections to the parity violating…

Nuclear Theory · Physics 2009-09-25 C. J. Horowitz

The simplest unified extension of the Minimal Supersymmetric Standard Model with bi-linear R--Parity violation provides a predictive scheme for neutrino masses which can account for the observed atmospheric and solar neutrino anomalies.…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. C. Romao

Motivated by the recent SuperKamiokande results on atmospheric neutrinos, we incorporate massive neutrinos, with large angle oscillation between the second and third generations, in a theory with R-parity violating supersymmetry. The…

High Energy Physics - Phenomenology · Physics 2009-10-31 Biswarup Mukhopadhyaya

Core collapse supernovae are dominated by energy transport from neutrinos. Therefore, some supernova properties could depend on symetries and features of the standard model weak interactions. The cross section for neutrino capture is larger…

Astrophysics · Physics 2015-06-24 C. J. Horowitz , Gang Li

In R parity violating supersymmetry (conserving baryon number B but violating lepton number L), Majorana neutrino masses may arise at tree level, in one loop, and in two loops. The L violating interactions work together with the B + L…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ernest Ma

Based on parity violation in the weak interaction and evidences from neutrino oscillation, a natural choice is that neutrinos may be spacelike particles with a tiny mass. To keep causality for spacelike particles, a kinematic time under a…

Quantum Physics · Physics 2007-05-23 Tsao Chang

R-parity violation in the supersymmetric standard model could be the origin of neutrino masses and mixing accounting for the atmospheric and solar neutrino oscillations. More interestingly, this hypothesis may be tested in future colliders…

High Energy Physics - Phenomenology · Physics 2016-11-03 Eung Jin Chun

We briefly review the neutrino mass generation mechanism in supersymmetry with Bilinear R-Parity Violation in Minimal Supergravity and Anomaly Mediated Supersymmetry Breaking.

High Energy Physics - Phenomenology · Physics 2007-05-23 Marco Aurelio Diaz

I consider parity violation of the chiral symmetry broken vacuum. It is shown that the parity of the true vacuum in the chiral symmetry breaking model is violated. I propose new mechanism of massive neutrino, which the neutrinos have mass…

High Energy Physics - Phenomenology · Physics 2007-05-23 Hidenori Takahashi
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