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Looking for matter enhanced neutrino oscillations via day v. night asymmetries in the NCD phase of the Sudbury Neutrino Observatory

Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Physics, 2011. / Cataloged from PDF version of thesis. / Includes bibliographical references (p. 199-204). / To measure the regeneration of electron neutrinos during passage through the Earth via the MSW effect, the difference in electron neutrino flux between day and night is measured at the Sudbury Neutrino Observatory (SNO). To be able to distinguish an actual discrepancy from an artifact, the detector properties and backgrounds are studied in regard to both a diurnal difference and a difference in the detector for upgoing v. downgoing neutrinos. This thesis focuses on the signal extraction part of this process, by which the neutrino fluxes are determined from the processed data by means of a Markov Chain Monte Carlo method. Recognizing that this effect is expected to have an energy dependence, the asymmetry is modeled as an affine function of energy. This measurement yields an asymmetry in the neutrino flux of ... measured in MeV. / by Richard Anthony Ott, III. / Ph.D.

Identiferoai:union.ndltd.org:MIT/oai:dspace.mit.edu:1721.1/77490
Date January 2011
CreatorsOtt, Richard Anthony, III
ContributorsJoseph Formaggio., Massachusetts Institute of Technology. Dept. of Physics., Massachusetts Institute of Technology. Dept. of Physics.
PublisherMassachusetts Institute of Technology
Source SetsM.I.T. Theses and Dissertation
LanguageEnglish
Detected LanguageEnglish
TypeThesis
Format204 p., application/pdf
RightsM.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission., http://dspace.mit.edu/handle/1721.1/7582

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