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Exclusive Diplepton Production
We present a first study of exclusive production of dileptons in CMS, by selecting events with a single back-to-back $\mu^{+}\mu^{-}$ or $e^{+}e^{-}$ pair and no significant additional activity in the detector. These events result from two-photon exchange and photoproduction of $\Upsilon$ mesons. Th...
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2009
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| Acceso en línea: | http://cds.cern.ch/record/1178890 |