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We give an explanation on the effect of superluminal neutrinos in the OPERA experiment and show that the SN 1987A data and the recent OPERA data do agree well by the use of common known physics. The data in addition can give a good number…

General Physics · Physics 2011-12-05 H. Genreith

Most recently, the measurement of the neutrino velocity with the OPERA detector in the CNGS beam shows unexpected indication, that the muon neutrino velocity, $v_{\nu}$, exceeds the velocity of light in the vacuum, $c$, which is obviously…

High Energy Physics - Phenomenology · Physics 2012-03-27 Nan Qin , Bo-Qiang Ma

The CERN-OPERA experiment claims to have measured a one-way speed of neutrinos that is apparently faster than the speed of light c. One-way speed measurements such as these inevitably require a convention for the synchronisation of clocks…

High Energy Physics - Phenomenology · Physics 2011-09-30 Carlo R. Contaldi

The OPERA collaboration has reported the observation of superluminal muon neutrinos, whose speed $v_\nu$ exceeds that of light $c$, with $(v_\nu - c)/c \simeq 2.5 \times 10^{-5}$. In a recent work, Cohen and Glashow (CG) have refuted this…

High Energy Physics - Phenomenology · Physics 2015-05-30 Hooman Davoudiasl , Thomas G. Rizzo

Quantum coherence can significantly increase the strength of the forward scattering of neutrinos propagating through the Earth and interacting with matter. The index of refraction of the neutrinos propagating in a medium and hence their…

High Energy Physics - Phenomenology · Physics 2015-05-30 Ram Brustein , Dmitri Semikoz

In this letter, we show that superluminal neutrinos announced by OPERA could be explained by the existence of a monopole, which is left behind after the spontaneous symmetry breaking (SSB) phase transition of some scalar fields in the…

High Energy Physics - Phenomenology · Physics 2011-10-10 Peng Wang , Houwen Wu , Haitang Yang

The superluminal propagation of neutrinos observed by OPERA collaboration can be interpreted as neutrinos traveling in a pseudoscalar potential which may be generated by a medium. The OPERA differential arrival time data set a constraint on…

High Energy Physics - Phenomenology · Physics 2011-10-12 Sarira Sahu , Bing Zhang

The OPERA Collaboration reported evidence for muonic neutrinos traveling slightly faster than light in vacuum. While waiting further checks from the experimental community, here we aim at exploring some theoretical consequences of the…

High Energy Physics - Phenomenology · Physics 2015-05-30 Alessandro Drago , Isabella Masina , Giuseppe Pagliara , Raffaele Tripiccione

The authors of the OPERA experiment [arXiv:1109.4897] claim that "the measurement indicates an early arrival time of CNGS muon neutrinos with respect to the one computed assuming the speed of light in vacuum". In this note we analyze the…

High Energy Physics - Phenomenology · Physics 2011-10-25 H. Bergeron

We present a possible solution to the reported OPERA anomaly for the speed of neutrinos, based on the idea that it is a local effect caused by a scalar field sourced by the earth. The coupling of the scalar to neutrinos effectively changes…

High Energy Physics - Phenomenology · Physics 2011-10-14 Alex Kehagias

The OPERA collabotation has reported evidence of superluminal neutrinos with a mean energy 17.5 GeV ranging up to 50 GeV. However, the superluminal interpretation of the OPERA results has been recently refuted theoretically by…

High Energy Physics - Phenomenology · Physics 2011-11-01 Ichiro Oda , Hajime Taira

Recent data from the OPERA experiment seem to point to neutrinos propagating faster than light. One possible physics explanation for such a result is the existence of light sterile neutrinos which can propagate in a higher dimensional bulk…

High Energy Physics - Phenomenology · Physics 2011-10-04 Steen Hannestad , Martin S. Sloth

The new results by OPERA collaboration claim the discovery of superluminal neutrinos. Superluminal particles have to break Lorentzian symmetry or causality principle. The method discussed gives us the possibility to reintroduce Lorentzian…

High Energy Physics - Phenomenology · Physics 2012-02-21 Mikhail G. Ivanov

The velocity anomaly recently reported by the OPERA collaboration appears strikingly at odds with the theory of special relativity. I offer a reinterpretation which removes this conflict, to wit that neutrinos yield a truer measurement of…

High Energy Physics - Phenomenology · Physics 2011-12-07 Susan Gardner

We argue that the result quoted by the OPERA Collaboration cannot be interpreted as simply related to the muon neutrino moving at a superluminal velocity from the point of creation at CERN to the point of interaction at LNGS.

High Energy Physics - Experiment · Physics 2011-09-27 Jacek Ciborowski , Jakub Rembielinski

It is suggested that recent superluminal neutrinos from the OPERA collaboration might indicate that there are other ultimate speeds than usual speed of light in our universe. The leptonic sector of the standard model (SM) is reformulated…

High Energy Physics - Phenomenology · Physics 2012-03-20 Jong-Phil Lee

The OPERA experiment reported recently a puzzling result. The time of flight of a neutrino beam between the CERN and the Gran Sasso Laboratory has been measured to be slightly shorter than expected. More precisely, an early arrival time of…

General Physics · Physics 2011-10-18 Dominique Monderen

Recently the OPERA collaboration reported a measurement of a superluminal speed of muon neutrinos travelling through the Earth's crust between their production site at CERN and their detection site under Gran Sasso, ~730 km away. The…

High Energy Physics - Experiment · Physics 2011-10-31 Shlomo Dado , Arnon Dar

In a recent study, Cohen and Glashow argue that superluminal neutrinos of the type recently reported by OPERA should be affected by anomalous Cherenkov-like processes. This causes them to loose much of their energy before reaching the OPERA…

High Energy Physics - Phenomenology · Physics 2015-05-30 Giovanni Amelino-Camelia , Laurent Freidel , Jerzy Kowalski-Glikman , Lee Smolin

We show that the superluminal muon neutrinos in the recent OPERA experiment can exist theoretically. The refutation of the OPERA experiment from some theoretical arguments is not universally valid, but resulting from some implicit…

High Energy Physics - Phenomenology · Physics 2011-11-16 Zhou Lingli , Bo-Qiang Ma