Physics – High Energy Physics – High Energy Physics - Experiment
Scientific paper
2007-05-06
Phys.Rev.Lett.99:061801,2007
Physics
High Energy Physics
High Energy Physics - Experiment
Submitted to PRL, LaTeX, 7 pages, 5 figures
Scientific paper
10.1103/PhysRevLett.99.061801
We report on a search for charge-1/3 third-generation leptoquarks (LQ) produced in ppbar collisions at sqrt(s)=1.96 TeV using the D0 detector at Fermilab. Third generation leptoquarks are assumed to be produced in pairs and to decay to a tau neutrino and a b quark with branching fraction B. We place upper limits on sigma(ppbar->LQLQbar)*B^2 as a function of the leptoquark mass M_{LQ}. Assuming B=1, we exclude at the 95% confidence level third-generation scalar leptoquarks with M_{LQ} < 229 GeV.
"D0 Collaboration
Abazov V.
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