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We discuss the impact of matter density profile shape on the determination of nonstandard neutrino matter interactions (NSI) in the context of the long baseline accelerator experiments such as Deep Underground Neutrino Experiment (DUNE).…

High Energy Physics - Phenomenology · Physics 2018-11-16 Animesh Chatterjee , Felipe Kamiya , Celio A. Moura , Jaehoon Yu

We constrain the parameters of a representative new physics model with possible dark matter (DM) signature from a global CKM fit analysis. The model has neutral quark current interactions mediated by a scalar, impacting the semileptonic and…

High Energy Physics - Phenomenology · Physics 2023-03-07 Aritra Biswas , Lopamudra Mukherjee , Soumitra Nandi , Sunando Kumar Patra

The standard model coherent elastic neutrino-nucleus scattering (CE$\nu$NS) cross section is subject to nuclear form factor uncertainties, mainly driven by the root-mean-square radius of the neutron density distribution. Motivated by…

High Energy Physics - Phenomenology · Physics 2019-07-02 D. Aristizabal Sierra , Jiajun Liao , D. Marfatia

We systematically assess the DUNE experiment's ability to distinguish between various beyond-standard neutrino oscillation hypotheses pair combinations. For a pair comparison, we evaluate the statistical separation, where one hypothesis…

High Energy Physics - Phenomenology · Physics 2025-03-19 A. Calatayud-Cadenillas , A. Pérez-G , A. M. Gago

We study the capabilities of the DUNE near detector to probe deviations from unitarity of the leptonic mixing matrix, the 3+1 sterile formalism and Non-Standard Interactions affecting neutrino production and detection. We clarify the…

High Energy Physics - Phenomenology · Physics 2021-09-01 Pilar Coloma , Jacobo López-Pavón , Salvador Rosauro-Alcaraz , Salvador Urrea

We investigate global tripartite quantum entanglement in three-flavor neutrino oscillations as a tool for probing the neutrino mass hierarchy and CP violation. Using the linear entropy formalism, we compute the global entanglement entropy…

High Energy Physics - Phenomenology · Physics 2026-05-13 Hridya Harish Nambiar , Bipin Singh Koranga

The scalar nonstandard interactions (NSI) can also introduce matter effect for neutrino oscillation in a medium. Especially the recent Borexino data prefers nonzero scalar NSI, $\eta_{ee} = - 0.16$. In contrast to the conventional vector…

High Energy Physics - Phenomenology · Physics 2019-06-25 Shao-Feng Ge , Stephen J. Parke

Quantum decoherence, the evolution of pure states into mixed states, may be a feature of quantum gravity. In this paper, we show how these effects can be modelled for atmospheric neutrinos and illustrate how the standard oscillation picture…

Astrophysics · Physics 2008-11-26 Dean Morgan , Elizabeth Winstanley , Jurgen Brunner , Lee F. Thompson

The quantum component in uncertainty relation can be naturally characterized by the quantum coherence of a quantum state, which is of paramount importance in quantum information science. Here, we experimentally investigate quantum…

Quantum Physics · Physics 2022-04-25 Lu Liu , Ting Zhang , Xiao Yuan , He Lu

In this study, we present a modified quantum theory, denoted as $QT^\ast$, which introduces mass-dependent decoherence effects. These effects are derived by averaging the influence of a proposed global quantum fluctuation in position and…

Quantum Physics · Physics 2024-12-18 Heinz-Jürgen Schmidt

We show that, the decoherence phenomena applied to the neutrino system could lead us to have an observable breaking of the fundamental CPT symmetry. We require a specific textures of non-diagonal decoherence matrices, with non-zero…

High Energy Physics - Phenomenology · Physics 2019-04-24 J. C. Carrasco , F. N. Díaz , A. M. Gago

New physics in the neutrino sector might be necessary to address anomalies between different neutrino oscillation experiments. Intriguingly, it also offers a possible solution to the discrepant cosmological measurements of $H_0$ and…

Cosmology and Nongalactic Astrophysics · Physics 2020-07-01 Christina D. Kreisch , Francis-Yan Cyr-Racine , Olivier Doré

The study of neutrino interactions has recently experienced a renaissance, motivated by the fact that neutrino oscillation experiments depend critically on an accurate models of neutrino interactions. These models have to predict not only…

High Energy Physics - Experiment · Physics 2015-06-10 Deborah A. Harris

We analyze quantum correlations and quantum coherence in neutrino oscillations. To this end, we exploit complete complementarity relations (CCR) that fully characterize the interplay between different correlations encoded in a quantum…

Quantum Physics · Physics 2022-07-13 V. A. S. V. Bittencourt , M. Blasone , S. De Siena , C. Matrella

Quantum decoherence due to imperfect manipulation of quantum devices is a key issue in the noisy intermediate-scale quantum (NISQ) era. Standard analyses in quantum information and quantum computation use error rates to parameterize quantum…

Quantum Physics · Physics 2023-02-23 Yuchen Guo , Shuo Yang

Decoherence has the potential to explain all existing neutrino data including LSND results, without enlarging the neutrino sector. This particular form of CPT violation can preserve the equality of masses and mixing angles between particle…

High Energy Physics - Phenomenology · Physics 2009-11-10 Gabriela Barenboim , Nick Mavromatos

It has been speculated that quantum gravity might induce a "foamy" space-time structure at small scales, randomly perturbing the propagation phases of free-streaming particles (such as kaons, neutrons, or neutrinos). Particle interferometry…

High Energy Physics - Phenomenology · Physics 2008-11-26 G. L. Fogli , E. Lisi , A. Marrone , D. Montanino , A. Palazzo

In this work, we derive a quantum information theoretic quantity similar to the Leggett-Garg inequality, which can be defined in terms of neutrino transition probabilities. For the case of $\nu_\mu \to \nu_e/\bar{\nu}_\mu\to\bar{\nu}_e$…

We point out three apparent inconsistencies in the treatment of oscillation coherence from reactor neutrino and source neutrino experiments in recent paper "Damping of neutrino oscillations, decoherence and the lengths of neutrino wave…

High Energy Physics - Phenomenology · Physics 2022-09-02 B. J. P. Jones

We explore the potential of several Neutrino Factory (NF) setups to constrain, discover and measure new physics effects due to Non-Standard Interactions (NSI) in propagation through Earth matter. We first study the impact of NSI in the…

High Energy Physics - Phenomenology · Physics 2015-05-28 P. Coloma , A. Donini , J. Lopez-Pavon , H. Minakata