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Search for supersymmetry using rare B to mumu decays at CDF run II

A search for rare B0
s -> µ+µ- and B0d -> µ+µ- decays has been performed in pp
collisions at sqroot(s) = 1.96 TeV using 364 pb-1 of data collected by the CDF II experiment
at the Fermilab Tevatron Collider. The rate of each decay is sensitive to contributions
from physics beyond the Standard Model (SM). No events pass the optimized selection
requirements, consistent with the SM expectation. The resulting upper limits on the
branching ratios are B(B0s -> µ+µ-) < 1.5 x 10-7 and B(B0d -> µ+µ-) < 3.8 x 10-8
at the 90% confidence level. The limits are used to exclude some parameter space for
several supersymmetric models.

Identiferoai:union.ndltd.org:tamu.edu/oai:repository.tamu.edu:1969.1/3347
Date12 April 2006
CreatorsKrutelyov, Vyacheslav
ContributorsKamon, Teruki, Toback, David
PublisherTexas A&M University
Source SetsTexas A and M University
Languageen_US
Detected LanguageEnglish
TypeBook, Thesis, Electronic Dissertation, text
Format3292573 bytes, electronic, application/pdf, born digital

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