English
Related papers

Related papers: Quantifying Quantum Coherence in Experimentally-Ob…

200 papers

Neutrino-nucleus scattering $\nu A\to \nu A$, in which the nucleus conserves its integrity, is considered. We show that elastic interactions keeping the nucleus in the same quantum state lead to a quadratic enhancement of the corresponding…

High Energy Physics - Phenomenology · Physics 2018-09-26 Vadim A. Bednyakov , Dmitry V. Naumov

Neutrinos exhibit an interesting phenomenon called 'neutrino oscillation', in which a neutrino changes its flavor after traveling some flight length. Many experiments measured the mixing angles and mass differences, but the angle…

High Energy Physics - Experiment · Physics 2013-03-07 Masahiro Kuze

The planned LBL experiments will be able to prove the hypothesis of flavor oscillation between muon and tau neutrinos. We explore the possibility of a second generation long baseline experiment at very long baseline, i.e. L in the range…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Campanelli , A. Bueno , A. Rubbia

We present an updated analysis of the coherent neutrino-nucleus elastic scattering data of the COHERENT experiment taking into account the new quenching factor published recently in Phys. Rev. D100, 033003 (2019). Through a fit of the…

High Energy Physics - Phenomenology · Physics 2020-02-26 M. Cadeddu , F. Dordei , C. Giunti , Y. F. Li , Y. Y. Zhang

We present the results of the Neutrino-4 experiment on search for a sterile neutrino. The experiment has been carried out on the SM-3 reactor having a compact active zone of $42\times42\times35\textrm{cm}^3$ and operating on the highly…

Protvino to ORCA (Oscillation Research with Cosmics in the Abyss) (P2O) is an upcoming neutrino oscillation experiment with a very long baseline of 2595 km. Due to the substantial baseline, this experiment provides a unique opportunity to…

High Energy Physics - Phenomenology · Physics 2025-06-06 Chinmay Bera , K. N. Deepthi

New physics beyond the Standard Model can lead to extra matter effects on neutrino oscillation if the new interactions distinguish among the three flavors of neutrino. In a previous paper, we argued that a long-baseline neutrino oscillation…

High Energy Physics - Phenomenology · Physics 2007-08-07 Minako Honda , Yee Kao , Naotoshi Okamura , Alexey Pronin , Tatsu Takeuchi

A review of accelerator long-baseline neutrino oscillation experiments is provided, including all experiments performed to date and the projected sensitivity of those currently in progress. Accelerator experiments have played a crucial role…

High Energy Physics - Experiment · Physics 2013-05-09 G. J. Feldman , J. Hartnell , T. Kobayashi

After two decades of measurements, neutrino physics is now advancing into the precision era. Withthe long-baseline experiments designed to tackle current open questions, a new query arises: can atmospheric neutrino experiments also play a…

High Energy Physics - Phenomenology · Physics 2024-01-22 C. A. Argüelles , P. Fernández , I. Martínez-Soler , M. Jin

It has been suggested that the interactions of energetic particles with the foamy structure of space-time thought to be generated by quantum-gravitational (QG) effects might violate Lorentz invariance, so that they do not propagate at a…

High Energy Physics - Phenomenology · Physics 2009-07-22 Alexander Sakharov , John Ellis , Nicholas Harries , Anselmo Meregaglia , Andre Rubbia

Models of neutrino mixing involving one or more sterile neutrinos have resurrected their importance in the light of recent cosmological data. In this case, reactor antineutrino experiments offer an ideal place to look for signatures of…

High Energy Physics - Phenomenology · Physics 2014-08-25 Ivan Girardi , Davide Meloni , Tommy Ohlsson , He Zhang , Shun Zhou

We perform a detailed analysis of the nonclassical properties of a damped two-level system. We compute and compare three different criteria of quantumness, the $l_1$-norm of coherence, the Leggett- Garg inequality and a quantum witness…

Quantum Physics · Physics 2018-05-31 Alexander Friedenberger , Eric Lutz

We investigate a reported discrepancy between a high-energy neutrino detection at KM3NeT and its non-observation at IceCube, which suggests a statistical tension of up to 3.5 standard deviations. This gap has been proposed to arise from…

High Energy Physics - Phenomenology · Physics 2026-04-03 Baktiar Wasir Farooq , Bipin Singh Koranga , Aritro Chatterjee

Quantum decoherence effects in neutrinos, described by the open quantum systems formalism, serve as a gateway to explore potential new physics, including quantum gravity. Previous research extensively investigated these effects across…

High Energy Physics - Phenomenology · Physics 2023-07-12 Marcos V. dos Santos , Pedro C. de Holanda , Pedro Dedin Neto , Ernesto Kemp

By weakly measuring the polarization of a photon between two strong polarization measurements, we experimentally investigate the correlation between the appearance of anomalous values in quantum weak measurements, and the violation of…

Quantum Physics · Physics 2011-03-30 M. E. Goggin , M. P. Almeida , M. Barbieri , B. P. Lanyon , J. L. O'Brien , A. G. White , G. J. Pryde

There is renewed attention to whether we can observe the decoherence effect in neutrino oscillation due to the separation of wave packets with different masses in near-future experiments. As a contribution to this endeavor, we extend the…

High Energy Physics - Phenomenology · Physics 2023-10-18 Haruhi Mitani , Kin-ya Oda

There is renewed interest in performing a long baseline neutrino oscillation experiment using accelerator neutrinos because of a discrepancy between the measured and the predicted values of the ratio of electron to muon neutrinos produced…

High Energy Physics - Phenomenology · Physics 2007-05-23 Stephen Parke

We report on an experiment that demonstrates the violation of a Leggett-Garg inequality (LGI) with neutrons. LGIs have been proposed in order to assess how far the predictions of quantum mechanics defy macroscopic realism. With LGIs,…

Quantum Physics · Physics 2024-07-08 Elisabeth Kreuzgruber , Richard Wagner , Niels Geerits , Hartmut Lemmel , Stephan Sponar

The quantum field theoretical description of coherence in the oscillations of particles, especially neutrinos, is a standing problem in particle physics. In this talk, several inconsistencies of the standard approach to particle…

High Energy Physics - Phenomenology · Physics 2021-01-01 Anca Tureanu

We study the propagation coherence for neutrino oscillations in media with different density profiles. For each profile, we find the dependence of the coherence length, $L_{coh}$, on neutrino energy and address the issue of correspondence…

High Energy Physics - Phenomenology · Physics 2021-06-23 Yago P. Porto-Silva , Alexei Yu. Smirnov