Double Parton scattering in 2fb$^{-1}$ of CDF II W-$>$e$\upsilon$ + jets data

POSTER

Abstract

Search for Evidence of Double Parton Scattering events in W-$>$e$\upsilon $ + jets in 2fb$^{-1}$ CDF II data is presented. Silicon and COT tracking system is used for vertex reconstruction of the Low energy jets. Multiple Interactions (two different ppbar collisions) distinguished by applying a cut on $\Delta $Z between electron track Z and Jet Z Vertex. To discriminate Signal from the background, Azimuthal angular distributions are fit for single plus multiple parton collision model. Work is in progress to obtain the Double Parton fraction present in data.

Authors

  • Varsha Ramakrishnan

    University Of Wisconsin Madison

  • Duncan Carlsmith

    University of Wisconsin Madison