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Neutrino-antineutrino conversion is an important new physics process. The observation of this phenomenon could indicate total lepton number violation and potential CPT-violation. Searching for the appearance of electron antineutrinos from…

High Energy Physics - Phenomenology · Physics 2019-06-26 S. J. Li , J. J. Ling , N. Raper , M. V. Smirnov

The effects of the nuclear structure uncertainties on the description of processes induced by coherent scattering of neutrinos on nuclei are investigated. A reference calculation based on a specific nuclear model is defined and the cross…

Nuclear Theory · Physics 2020-05-06 G. Co' , M. Anguiano , A. M. Lallena

We revisit correlations of neutrino oscillation parameters in reactor and long-baseline neutrino oscillation experiments. A framework based on an effective value of $\theta_{13}$ is presented, which can easily reproduce experimental…

High Energy Physics - Phenomenology · Physics 2018-04-25 Manfred Lindner , Werner Rodejohann , Xun-Jie Xu

We investigate the potential to probe new neutrino physics with future experiments measuring coherent neutrino-nucleus scattering. Experiments with high statistics should become feasible soon and allow to constrain parameters with…

High Energy Physics - Phenomenology · Physics 2017-04-05 Manfred Lindner , Werner Rodejohann , Xun-Jie Xu

Antineutrinos from nuclear reactors have the potential to be used for reactor monitoring in the mid- to far-field under certain conditions. Antineutrinos are an unshieldable signal and carry information about the reactor core and the…

Instrumentation and Detectors · Physics 2024-10-02 Steve T. Wilson , Chris Cotsford , James Armitage , Niamh Holland , Matthew Malek , John. G. Learned

The weak magnetism correction and its uncertainty to nuclear beta-decay play a major role in determining the significance of the reactor neutrino anomaly. Here we examine the common approximation used for one-body weak magnetism in the…

Nuclear Theory · Physics 2017-06-21 X. B. Wang , A. C. Hayes

As a unique probe for geophysical research, geoneutrinos can reveal the distribution of internal heat sources in the Earth by detecting electron antineutrinos produced by the radioactive decay of $^{238}$U, $^{232}$Th, and $^{40}$K.…

High Energy Physics - Experiment · Physics 2026-03-27 Keyu Han , Juncheng Qian , Shaomin Chen

New \textit{ab initio} calculations of the isotopic reactor antineutrino fluxes are provided with exact numerical calculations of the lepton wave functions, assuming all the decay branches are allowed GT transitions. We illustrate that the…

High Energy Physics - Phenomenology · Physics 2021-01-13 Dong-Liang Fang , Yu-Feng Li , Di Zhang

The measurement of the last undetermined neutrino mixing angle \theta_{13} is the main goal of the future experimental research on neutrino oscillations. At present, \theta_{13} is only known to be much smaller than the two other mixing…

High Energy Physics - Experiment · Physics 2007-05-23 Dario Motta

The masses of sterile neutrinos are not yet known, and depending on the orders of magnitudes, their existence may explain reactor anomalies or the spectral shape of reactor neutrino events at 1.5km-baseline detector. Here, we present…

High Energy Physics - Phenomenology · Physics 2014-08-20 Sin Kyu Kang , Yeong-Duk Kim , Young-Ju Ko , Kim Siyeon

In this article, we present the first detailed simulation of the antineutrino emissions from an Advanced Gas-cooled Reactor (AGR) core, benchmarked with input data from the UK Hartlepool reactors. An accurate description of the evolution of…

Instrumentation and Detectors · Physics 2023-01-19 Sandra Bogetic , Robert Mills , Adam Bernstein , Jonathon Coleman , Alex Morgan , Andrew Petts

The study of neutrino-nucleus interactions has recently received renewed attention due to their importance in interpreting the neutrino oscillation data. Over the past few years, there has been continuous disagreement between neutrino cross…

High Energy Physics - Experiment · Physics 2016-02-18 Sowjanya Gollapinni

Proposed medium-baseline reactor neutrino experiments offer unprecedented opportunities to probe, at the same time, the mass-mixing parameters which govern $\nu_e$ oscillations both at short wavelength (delta m^2 and theta_{12}) and at long…

High Energy Physics - Phenomenology · Physics 2014-01-15 F. Capozzi , E. Lisi , A. Marrone

The Coulomb enhancement of low energy electrons in nuclear beta decay generates sharp cutoffs in the accompanying antineutrino spectrum at the beta decay endpoint energies. It has been conjectured that these features will interfere with…

High Energy Physics - Phenomenology · Physics 2019-02-15 D. L. Danielson , A. C. Hayes , G. T. Garvey

We report simulation studies of six low-energy electron-antineutrino detector designs, with the goal of determining their ability to resolve the direction to an antineutrino source. Such detectors with target masses on the one-ton scale are…

The recent evidence for neutrino oscillations opens a new and exciting era in neutrino physics. The next generation of accelerator based neutrino oscillation experiments are expected to confirm the nature of the oscillations, and begin to…

High Energy Physics - Phenomenology · Physics 2009-09-25 Steve Geer

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

The RENO experiment reports more precisely measured values of $\theta_{13}$ and $|\Delta m_{ee}^2|$ using $\sim$2\,200 live days of data. The amplitude and frequency of reactor electron antineutrino ($\overline{\nu}_e$) oscillation are…

Since the discovery of nuclear beta decay, nuclear physicists have studied the weak interaction and the nature of neutrinos. Many recent and current experiments have been focused on the elucidation of neutrino oscillations and neutrino…

Instrumentation and Detectors · Physics 2014-12-04 R. D. McKeown

This article reports the optimized experimental requirements to determine neutrino mass hierarchy using electron antineutrinos ($\bar{\nu}_e$) generated in a nuclear reactor. The features of the neutrino mass hierarchy can be extracted from…

High Energy Physics - Experiment · Physics 2016-01-20 M. Y. Pac