Article ID Journal Published Year Pages File Type
1853489 Physics Letters B 2008 4 Pages PDF
Abstract
Using the constraint on the single top production cross-section obtained at the HERA collider, σ(ep→etX), we evaluate an upper limit on coupling constant of the anomalous top quark interaction with a gluon via flavor-changing neutral current: |κtgq/Λ|≲0.4TeV−1, BR(t→gq)<13%.
Related Topics
Physical Sciences and Engineering Physics and Astronomy Nuclear and High Energy Physics
Preview
The constraint on FCNC coupling of the top quark with a gluon from ep-collisions
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