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Stereo neutrino spectrum of 235U fission rejects sterile neutrino hypothesis
H. Almazán, L. Bernard, A. Blanchet +21
Anomalies in past neutrino measurements have led to the discovery that these particles have non-zero mass and oscillate between their three flavors when they propagate. In the 2010…
Improved FIFRELIN de-excitation model for neutrino applications
H. Almazan, L. Bernard, A. Blanchet +26
The precise modeling of the de-excitation of Gd isotopes is of great interest for experimental studies of neutrinos using Gd-loaded organic liquid scintillators. The FIFRELIN code…
First upper limits on neutrino electromagnetic properties from the CONUS experiment
H. Bonet, A. Bonhomme, C. Buck +10
We report first constraints on neutrino electromagnetic properties from neutrino-electron scattering using data obtained from the CONUS germanium detectors, i.e. an upper limit on…
Emission of Single and Few Electrons in XENON1T and Limits on Light Dark Matter
E. Aprile, K. Abe, F. Agostini +152
Delayed single- and few-electron emissions plague dual-phase time projection chambers, limiting their potential to search for light-mass dark matter. This paper examines the origin…
Searching for Hidden Neutrons with a Reactor Neutrino Experiment: Constraints from the STEREO Experiment
H. Almazán, L. Bernard, A. Blanchet +25
Different extensions of the standard model of particle physics, such as braneworld or mirror matter models, predict the existence of a neutron sterile state, possibly as a dark mat…
Search for Coherent Elastic Scattering of Solar B Neutrinos in the XENON1T Dark Matter Experiment
E. Aprile, J. Aalbers, F. Agostini +135
We report on a search for nuclear recoil signals from solar B neutrinos elastically scattering off xenon nuclei in XENON1T data, lowering the energy threshold from 2.6 keV to 1…
Search for inelastic scattering of WIMP dark matter in XENON1T
XENON Collaboration, E. Aprile, J. Aalbers +138
We report the results of a search for the inelastic scattering of weakly interacting massive particles (WIMPs) in the XENON1T dark matter experiment. Scattering off Xe is t…
First antineutrino energy spectrum from U fissions with the STEREO detector at ILL
STEREO collaboration, H. Almazán, L. Bernard +24
This article reports the measurement of the U-induced antineutrino spectrum shape by the STEREO experiment. 43'000 antineutrinos have been detected at about 10 m from the h…
Search for Signatures of Sterile Neutrinos with Double Chooz
The Double Chooz Collaboration, T. Abrahão, H. Almazan +92
We present a search for signatures of neutrino mixing of electron anti-neutrinos with additional hypothetical sterile neutrino flavors using the Double Chooz experiment. The search…
Reactor Rate Modulation oscillation analysis with two detectors in Double Chooz
Double Chooz Collaboration, T. Abrahão, H. Almazan +84
A oscillation analysis based on the observed antineutrino rates at the Double Chooz far and near detectors for different reactor power conditions is presented. This approa…
Excess Electronic Recoil Events in XENON1T
E. Aprile, J. Aalbers, F. Agostini +136
We report results from searches for new physics with low-energy electronic recoil data recorded with the XENON1T detector. With an exposure of 0.65 t-y and an unprecedentedly low b…
Improved Sterile Neutrino Constraints from the STEREO Experiment with 179 Days of Reactor-On Data
STEREO Collaboration, H. Almazán, L. Bernard +27
The STEREO experiment is a very short baseline reactor antineutrino experiment. It is designed to test the hypothesis of light sterile neutrinos being the cause of a deficit of the…
Proceedings of The Magnificent CENS Workshop 2018
D. Aristizabal Sierra, A. B. Balantekin, D. Caratelli +42
The Magnificent CENS Workshop (2018) was held November 2 & 3 of 2018 on the University of Chicago campus and brought together theorists, phenomenologists, and experimentalists w…
Probing Majorana neutrinos with double- decay
GERDA collaboration, M. Agostini, A. M. Bakalyarov +111
A discovery that neutrinos are not the usual Dirac but Majorana fermions, i.e. identical to their antiparticles, would be a manifestation of new physics with profound implications…
Light Dark Matter Search with Ionization Signals in XENON1T
E. Aprile, J. Aalbers, F. Agostini +130
We report constraints on light dark matter (DM) models using ionization signals in the XENON1T experiment. We mitigate backgrounds with strong event selections, rather than requiri…
Sterile Neutrino Constraints from the STEREO Experiment with 66 days of Reactor-on Data
H. Almazán, P. del Amo Sanchez, L. Bernard +25
The reactor antineutrino anomaly might be explained by the oscillation of reactor antineutrinos toward a sterile neutrino of eV mass. In order to explore this hypothesis, the STERE…
Yields and production rates of cosmogenic Li and He measured with the Double Chooz near and far detectors
H. de Kerret, T. Abrahão, H. Almazan +95
The yields and production rates of the radioisotopes Li and He created by cosmic muon spallation on C, have been measured by the two detectors of the Double Chooz ex…
Cosmic-muon characterization and annual modulation measurement with Double Chooz detectors
T. Abrahão, H. Almazan, J. C. dos Anjos +107
A study on cosmic muons has been performed for the two identical near and far neutrino detectors of the Double Chooz experiment, placed at 120 and 300 m.w.e. undergroun…
Investigating the Spectral Anomaly with Different Reactor Antineutrino Experiments
Christian Buck, Antoine P. Collin, Julia Haser +1
The spectral shape of reactor antineutrinos measured in recent experiments shows anomalies in comparison to neutrino reference spectra. New precision measurements of the reactor ne…
decay of Ge into excited states with GERDA Phase I
M. Agostini, M. Allardt, A. M. Bakalyarov +113
Two neutrino double beta decay of Ge to excited states of Se has been studied using data from Phase I of the GERDA experiment. An array composed of up to 14 germanium…
Improved measurements of the neutrino mixing angle with the Double Chooz detector
Y. Abe, J. C. dos Anjos, J. C. Barriere +143
The Double Chooz experiment presents improved measurements of the neutrino mixing angle using the data collected in 467.90 live days from a detector positioned at an avera…
Background-independent measurement of in Double Chooz
Y. Abe, J. C. dos Anjos, J. C. Barriere +143
The oscillation results published by the Double Chooz collaboration in 2011 and 2012 rely on background models substantiated by reactor-on data. In this analysis, we present a back…
Direct Measurement of Backgrounds using Reactor-Off Data in Double Chooz
Y. Abe, C. Aberle, J. C. dos Anjos +170
Double Chooz is unique among modern reactor-based neutrino experiments studying disappearance in that data can be collected with all reactors off. In this paper, we pres…
First Test of Lorentz Violation with a Reactor-based Antineutrino Experiment
Double Chooz Collaboration, Y. Abe, C. Aberle +164
We present a search for Lorentz violation with 8249 candidate electron antineutrino events taken by the Double Chooz experiment in 227.9 live days of running. This analysis, featur…