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Combining LSND and atmospheric anomalies in a three-neutrino picture

Barenboim, G ; Dighe, A and Skadhauge, Solveig LU (2002) In Physical Review D (Particles and Fields) 65(5).
Abstract
We investigate the three-neutrino mixing scheme for solving the atmospheric and LSND anomalies. We find the region in the parameter space that provides a good fit to the LSND and the SK atmospheric data, taking into account the CHOOZ constraint. We demonstrate that the goodness of this fit is comparable to that of the conventional fit to the solar and atmospheric data. Large values of the LSND angle are favored and sin(2)(2theta(LSND)) can be as high as 0.1. This can have important effects is on the atmospheric electron neutrino ratios as well as on down-going multi-GeV muon neutrino ratios. We examine the possibility of distinguishing this scheme from the conventional one at the long baseline experiments. We find that the number of... (More)
We investigate the three-neutrino mixing scheme for solving the atmospheric and LSND anomalies. We find the region in the parameter space that provides a good fit to the LSND and the SK atmospheric data, taking into account the CHOOZ constraint. We demonstrate that the goodness of this fit is comparable to that of the conventional fit to the solar and atmospheric data. Large values of the LSND angle are favored and sin(2)(2theta(LSND)) can be as high as 0.1. This can have important effects is on the atmospheric electron neutrino ratios as well as on down-going multi-GeV muon neutrino ratios. We examine the possibility of distinguishing this scheme from the conventional one at the long baseline experiments. We find that the number of electron neutrino events observed at the CERN to Gran Sasso experiment may lead us to identify the scheme, and hence the mass pattern of neutrinos. (Less)
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author
; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Physical Review D (Particles and Fields)
volume
65
issue
5
publisher
American Physical Society
external identifiers
  • wos:000174548000013
  • scopus:0036496660
ISSN
0556-2821
DOI
10.1103/PhysRevD.65.053001
language
English
LU publication?
yes
id
fb8f4dfe-3852-4dc2-8b07-554c724526a7 (old id 341720)
date added to LUP
2016-04-01 16:00:32
date last changed
2022-01-28 08:38:55
@article{fb8f4dfe-3852-4dc2-8b07-554c724526a7,
  abstract     = {{We investigate the three-neutrino mixing scheme for solving the atmospheric and LSND anomalies. We find the region in the parameter space that provides a good fit to the LSND and the SK atmospheric data, taking into account the CHOOZ constraint. We demonstrate that the goodness of this fit is comparable to that of the conventional fit to the solar and atmospheric data. Large values of the LSND angle are favored and sin(2)(2theta(LSND)) can be as high as 0.1. This can have important effects is on the atmospheric electron neutrino ratios as well as on down-going multi-GeV muon neutrino ratios. We examine the possibility of distinguishing this scheme from the conventional one at the long baseline experiments. We find that the number of electron neutrino events observed at the CERN to Gran Sasso experiment may lead us to identify the scheme, and hence the mass pattern of neutrinos.}},
  author       = {{Barenboim, G and Dighe, A and Skadhauge, Solveig}},
  issn         = {{0556-2821}},
  language     = {{eng}},
  number       = {{5}},
  publisher    = {{American Physical Society}},
  series       = {{Physical Review D (Particles and Fields)}},
  title        = {{Combining LSND and atmospheric anomalies in a three-neutrino picture}},
  url          = {{http://dx.doi.org/10.1103/PhysRevD.65.053001}},
  doi          = {{10.1103/PhysRevD.65.053001}},
  volume       = {{65}},
  year         = {{2002}},
}