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Related papers: On extraction of oscillation parameters

200 papers

The final results of the MACRO experiment on atmospheric neutrino oscillations are presented. The data concern different event topologies with average neutrino energies of ~ 3 and ~ 50 GeV. Multiple Coulomb Scattering of the high energy…

High Energy Physics - Experiment · Physics 2011-09-13 G. Giacomelli , A. Margiotta

In predictive modeling with simulation or machine learning, it is critical to accurately assess the quality of estimated values through output analysis. In recent decades output analysis has become enriched with methods that quantify the…

Methodology · Statistics 2023-10-27 Kimia Vahdat , Sara Shashaani

Quasielastic neutrino-nucleon scattering is a basic signal process for neutrino oscillation studies. At accelerator energies, the corresponding cross section is subject to significant uncertainty due to the poorly constrained axial-vector…

High Energy Physics - Phenomenology · Physics 2013-05-29 Bhubanjyoti Bhattacharya , Richard J. Hill , Gil Paz

A mixed quantum mechanical and Monte Carlo method for calculating Auger spectra from nanoclusters is presented. The approach, based on a cluster method, consists of two steps. Ab initio quantum mechanical calculations are first performed to…

Materials Science · Physics 2009-03-06 Simone Taioli , Stefano Simonucci , Lucia Calliari , Massimiliano Filippi , Maurizio Dapor

We show how neutrino data can be used in order to constrain the free parameters of possible extensions to the standard model of elementary particles (SM). For definiteness, we focus in the recently proposed unparticle scenario. We show that…

High Energy Physics - Phenomenology · Physics 2014-11-20 J. Barranco , A. Bolanos , O. G. Miranda , C. A. Moura , T. I. Rashba

In this article, we derive the tiny neutrino masses and mixings from the democratic and diagonal texture approach, which consistent with the recent experimental oscillation data. The unitary rotation matrices, which diagonalize the neutrino…

High Energy Physics - Phenomenology · Physics 2023-05-16 Itishree Sethi , Biswaranjan Behera , Mitesh Kumar Behera

In this work, we investigate the role of multi-nucleon (MN) effects (mainly 2p-2h and RPA) on the sensitivity measurement of various neutrino oscillation parameters, in the disappearance channel of NO$\nu$A (USA) experiment. Short-range…

High Energy Physics - Phenomenology · Physics 2022-07-19 Paramita Deka , Jaydip Singh , Neelakshi Sarma , Kalpana Bora

In this article we consider likelihood-based estimation of static parameters for a class of partially observed McKean-Vlasov (POMV) diffusion process with discrete-time observations over a fixed time interval. In particular, using the…

Methodology · Statistics 2024-11-12 Ajay Jasra , Mohamed Maama , Raul Tempone

This study is devoted to the inference problem of extracting the nuclear matter properties directly from a set of mass-radius observations. We employ Bayesian neural networks (BNNs), which is a probabilistic model capable of estimating the…

Nuclear Theory · Physics 2024-09-27 Valéria Carvalho , Márcio Ferreira , Constança Providência

In this paper we consider the coherence properties of neutrinos produced by the decays of pions in conventional neutrino beams. Using a multi-particle density matrix formalism we derive the oscillation probability for neutrinos emitted by a…

High Energy Physics - Phenomenology · Physics 2015-03-11 B. J. P. Jones

Sequential Monte Carlo techniques are useful for state estimation in non-linear, non-Gaussian dynamic models. These methods allow us to approximate the joint posterior distribution using sequential importance sampling. In this framework,…

Computation · Statistics 2012-07-09 Mike Klaas , Nando de Freitas , Arnaud Doucet

Several new and interesting aspects of neutrino oscillations in a magnetic field are considered: 1) We develop a standard usually used approach to the neutrino spin oscillations in the neutrino mass basis and obtain the effective neutrino…

High Energy Physics - Phenomenology · Physics 2015-06-18 Alexander Dmitriev , Riccardo Fabbricatore , Alexander Studenikin

The results of the MACRO experiment on atmospheric neutrino oscillations are presented and discussed. The data concern different event topologies with average neutrino energies of ~ 4 and ~ 50 GeV. The Multiple Coulomb Scattering of muons…

High Energy Physics - Experiment · Physics 2019-08-14 G. Giacomelli

We study the possibilities offered by muon storage rings for tau-neutrino appearance experiments due to nu_mu to nu_tau and nu_e to nu_tau oscillations. Tau event rates for such experiments are first discussed with a view to examining their…

High Energy Physics - Phenomenology · Physics 2009-01-07 Sukanta Dutta , Raj Gandhi , Biswarup Mukhopadhyaya

The oscillating probabilities of lepton flavor changing neutrino oscillation processes, where neutrinos are detected by charged-current and neutral-current interactions, are calculated in a quantum field-theoretical approach to neutrino…

High Energy Physics - Phenomenology · Physics 2018-11-07 Vadim O. Egorov , Igor P. Volobuev

Nuclear observables such as binding energies and cross sections can be directly measured. Other physically useful quantities, such as spectroscopic factors, are related to measured quantities by a convolution whose decomposition is not…

Nuclear Theory · Physics 2015-05-14 R. J. Furnstahl , A. Schwenk

Supernova neutrinos could be well-suited for probing neutrino decay, since decay may be observed even for very small decay rates or coupling constants. We will introduce an effective operator framework for the combined description of…

Astrophysics · Physics 2009-11-06 Manfred Lindner , Tommy Ohlsson , Walter Winter

We find all possible seesaw textures which can describe in a natural way the currently observed neutrino oscillation pattern in terms of a minimum number of parameters. Natural here means due only to the relative smallness (vanishing) of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Thomas Hambye

The extraction of neutrino oscillation parameters requires the determination of the neutrino energy from observations of the hadronic final state. Here we discuss the difficulties connected with this energy reconstruction for the ongoing…

Nuclear Theory · Physics 2015-05-28 Ulrich Mosel , Olga Lalakulich , Tina Leitner

We calculate the probability of recoilless emission and detection of neutrinos (Mossbauer effect with neutrinos) taking into account the boundedness of the parent and daughter nuclei in the neutrino source and detector as well as the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Evgeny Kh. Akhmedov , Joachim Kopp , Manfred Lindner