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Related papers: Reevaluating Reactor Antineutrino Anomalies with U…

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The $\sim 3\sigma$ discrepancy between the predicted and observed reactor anti-neutrino flux, known as the reactor anti-neutrino anomaly, continues to intrigue. The recent discovery of an unexpected bump in the reactor anti-neutrino…

High Energy Physics - Phenomenology · Physics 2017-11-23 Mona Dentler , Álvaro Hernández-Cabezudo , Joachim Kopp , Michele Maltoni , Thomas Schwetz

Two anomalies at nuclear reactors, one related to the absolute antineutrino flux, one related to the antineutrino spectral shape, have drawn special attention to the field of reactor neutrino physics during the past decade. Numerous…

High Energy Physics - Experiment · Physics 2021-09-29 Stefan Schoppmann

New predictions for the anti-neutrino flux emitted by nuclear reactors suggest that reactor experiments may have measured a deficit in the anti-neutrino flux, which can be interpreted in terms of oscillations between the known active…

High Energy Physics - Phenomenology · Physics 2011-09-29 Joachim Kopp , Michele Maltoni , Thomas Schwetz

Reactor neutrinos play a substantial role in the study of the fundamental properties of neutrinos. With current and upcoming precision experiments, it is essential more than ever to understand the reactor neutrino flux and spectrum.…

Instrumentation and Detectors · Physics 2018-04-03 Bedrich Roskovec

Nuclear reactors are strong, pure and well localized sources of electron antineutrinos with energies in the few MeV range. Therefore they provide a suitable environment to study neutrino properties, in particular neutrino oscillation…

High Energy Physics - Experiment · Physics 2017-05-01 Christian Buck

Reactor antineutrinos have been indispensable for our understanding of neutrino mass and mixing. At the same time, discrepancies between the observed and predicted reactor $\overline{\nu}_{e}$ rate and energy spectra have grown as the…

Nuclear Experiment · Physics 2017-01-31 Daniel A. Dwyer

We examine uncertainties in the analysis of the reactor neutrino anomaly, wherein it is suggested that only about 94% of the emitted antineutrino flux was detected in short baseline experiments. We find that the form of the corrections that…

Nuclear Theory · Physics 2014-05-28 A. C. Hayes , J. L. Friar , G. T. Garvey , G. Jungman , Guy Jonkmans

In 2011, a re-evaluation of the antineutrino spectrum emitted by nuclear reactors revealed a 6% deficit between the observed flux and the expected one. This anomaly is significant at 2.9$\sigma$ and can be explained by a new oscillation at…

Instrumentation and Detectors · Physics 2016-02-02 Stéphane Zsoldos

We present a review of the antineutrino spectra emitted from reactors. Knowledge of these and their associated uncertainties are crucial for neutrino oscillation studies. The spectra used to-date have been determined by either conversion of…

High Energy Physics - Phenomenology · Physics 2016-11-23 A. C. Hayes , Petr Vogel

Recently new reactor antineutrino spectra have been provided for 235U, 239Pu, 241Pu and 238U, increasing the mean flux by about 3 percent. To good approximation, this reevaluation applies to all reactor neutrino experiments. The synthesis…

High Energy Physics - Experiment · Physics 2011-05-12 G. Mention , M. Fechner , Th. Lasserre , Th. A. Mueller , D. Lhuillier , M. Cribier , A. Letourneau

Evaluation of the reactor $\bar{\nu}_e$ flux and spectrum is an essential ingredient of their application in the neutrino oscillation studies. Two anomalies, i.e. discrepancies between the observed and expected count rates, are widely…

High Energy Physics - Phenomenology · Physics 2016-03-31 Petr Vogel

Reactor antineutrinos are used to study neutrino oscillation, search for signatures of non-standard neutrino interactions, and to monitor reactor operation for safeguard applications. The flux and energy spectrum of reactor antineutrinos…

High Energy Physics - Experiment · Physics 2013-05-01 K. M. Heeger , B. R. Littlejohn , H. P. Mumm , M. N. Tobin

Reactor neutrinos have been an intense field of investigation for the last decade. Two anomalies are discussed in this document. First, a status of the sterile neutrino searches by STEREO, PROSPECT and DANSS is presented. The best-fit…

High Energy Physics - Experiment · Physics 2021-05-31 Matthieu Licciardi

A conceptual experimental method for providing a new measurement of the underlying beta decay spectra from fission products is presented. The goal is to provide additional information related to the prediction of the antineutrino emission…

Nuclear Experiment · Physics 2013-04-16 D. Asner , K. A. Burns , B. Greenfield , M. S. Kos , J. L. Orrell , M. Schram , B. A. VanDevender , D. Wootan

We identify a new, flux-dependent correction to the antineutrino spectrum as produced in nuclear reactors. The abundance of certain nuclides, whose decay chains produce antineutrinos above the threshold for inverse beta decay, has a…

High Energy Physics - Phenomenology · Physics 2016-03-30 Patrick Huber , Patrick Jaffke

The calculations of the time-dependent reactor antineutrino energy spectrum are presented. Some problems associated with sensitive searches for neutrino magnetic moment and neutrino oscillations in reactor antineutrino flux are considered.

High Energy Physics - Phenomenology · Physics 2015-06-25 V. I. Kopeikin

In this contribution we describe the current understanding of reactor antineutrino fluxes and point out some recent developments. This is not intended to be a complete review of this vast topic but merely a selection of observations and…

High Energy Physics - Phenomenology · Physics 2016-06-22 Patrick Huber

The Reactor Antineutrino Anomaly refers to the deficit observed between the average event rate measured in reactor antineutrino experiments with respect to the theoretical prediction. This anomaly was first identified in 2011 ($2.5\sigma$)…

High Energy Physics - Phenomenology · Physics 2026-05-12 C. Giunti , Y. F. Li , R. P. Zhang

Short distance reactor antineutrino experiments measure an antineutrino spectrum a few percent lower than expected from theoretical predictions. In this work we study the potential of low energy threshold reactor experiments in the context…

High Energy Physics - Phenomenology · Physics 2019-08-20 B. C. Cañas , E. A. Garcés , O. G. Miranda , A. Parada

Reactor neutrinos have played a key role in understanding neutrino physics since their discovery. The so-called reactor-anti-neutrino-anomaly RAA, a ~6.5 $\%$ deficit of the mean observed neutrino flux compared to the prediction appeared…

High Energy Physics - Experiment · Physics 2020-03-02 Ilham El Atmani
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