Abstract
The NEOS detector take data from August 2015 to May 2016. The energy resolution of the detector is about 5% at 1 MeV and the ratio of signal to background is about 23. PSD is used to reduce backgrounds and it reduces more than 70% of backgrounds. The prompt energy spectrum was compared to the two models and the 5 MeV excess is first confirmed at short baseline. There is no strong evidence of light sterile neutrino with 3+1 hypothesis and region of low mass squared difference Δm2 41 in allowed region of Reactor Antineutrino Anomaly[1] is disfavored.
Original language | English |
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Article number | 012004 |
Journal | Journal of Physics: Conference Series |
Volume | 1216 |
Issue number | 1 |
DOIs | |
State | Published - 22 Jul 2019 |
Event | 12th Workshop on Applied Antineutrino Physics, AAP 2016 - Liverpool, United Kingdom Duration: 1 Dec 2016 → 2 Dec 2016 |