Physics Potential of Long-Baseline Experiments

The discovery of neutrino mixing and oscillations over the past decade provides firm evidence for new physics beyond the Standard Model. Recently, θ13 has been determined to be moderately large, quite close to its previous upper bound. This represents a significant milestone in establishing the thre...

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Main Author: Sanjib Kumar Agarwalla
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Advances in High Energy Physics
Online Access:http://dx.doi.org/10.1155/2014/457803
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author Sanjib Kumar Agarwalla
author_facet Sanjib Kumar Agarwalla
author_sort Sanjib Kumar Agarwalla
collection DOAJ
description The discovery of neutrino mixing and oscillations over the past decade provides firm evidence for new physics beyond the Standard Model. Recently, θ13 has been determined to be moderately large, quite close to its previous upper bound. This represents a significant milestone in establishing the three-flavor oscillation picture of neutrinos. It has opened up exciting prospects for current and future long-baseline neutrino oscillation experiments towards addressing the remaining fundamental questions, in particular the type of the neutrino mass hierarchy and the possible presence of a CP-violating phase. Another recent and crucial development is the indication of non-maximal 2-3 mixing angle, causing the octant ambiguity of θ23. In this paper, I will review the phenomenology of long-baseline neutrino oscillations with a special emphasis on sub-leading three-flavor effects, which will play a crucial role in resolving these unknowns. First, I will give a brief description of neutrino oscillation phenomenon. Then, I will discuss our present global understanding of the neutrino mass-mixing parameters and will identify the major unknowns in this sector. After that, I will present the physics reach of current generation long-baseline experiments. Finally, I will conclude with a discussion on the physics capabilities of accelerator-driven possible future long-baseline precision oscillation facilities.
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spelling doaj-art-56a6c1eea94540b2b61e2b94db34a4412025-08-20T03:20:20ZengWileyAdvances in High Energy Physics1687-73571687-73652014-01-01201410.1155/2014/457803457803Physics Potential of Long-Baseline ExperimentsSanjib Kumar Agarwalla0Institute of Physics, Sachivalaya Marg, Sainik School Post, Bhubaneswar 751005, Orissa, IndiaThe discovery of neutrino mixing and oscillations over the past decade provides firm evidence for new physics beyond the Standard Model. Recently, θ13 has been determined to be moderately large, quite close to its previous upper bound. This represents a significant milestone in establishing the three-flavor oscillation picture of neutrinos. It has opened up exciting prospects for current and future long-baseline neutrino oscillation experiments towards addressing the remaining fundamental questions, in particular the type of the neutrino mass hierarchy and the possible presence of a CP-violating phase. Another recent and crucial development is the indication of non-maximal 2-3 mixing angle, causing the octant ambiguity of θ23. In this paper, I will review the phenomenology of long-baseline neutrino oscillations with a special emphasis on sub-leading three-flavor effects, which will play a crucial role in resolving these unknowns. First, I will give a brief description of neutrino oscillation phenomenon. Then, I will discuss our present global understanding of the neutrino mass-mixing parameters and will identify the major unknowns in this sector. After that, I will present the physics reach of current generation long-baseline experiments. Finally, I will conclude with a discussion on the physics capabilities of accelerator-driven possible future long-baseline precision oscillation facilities.http://dx.doi.org/10.1155/2014/457803
spellingShingle Sanjib Kumar Agarwalla
Physics Potential of Long-Baseline Experiments
Advances in High Energy Physics
title Physics Potential of Long-Baseline Experiments
title_full Physics Potential of Long-Baseline Experiments
title_fullStr Physics Potential of Long-Baseline Experiments
title_full_unstemmed Physics Potential of Long-Baseline Experiments
title_short Physics Potential of Long-Baseline Experiments
title_sort physics potential of long baseline experiments
url http://dx.doi.org/10.1155/2014/457803
work_keys_str_mv AT sanjibkumaragarwalla physicspotentialoflongbaselineexperiments