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Selection of tau leptons with the CDF Run 2 trigger system

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(1)Selection of tau leptons with the CDF Run 2 trigger system A. Anastassov, S. Baroiant, M. Chertok, J. Conway, M. Goncharov, D. Jang, T. Kamon, V. Khotilovich, R. Lander, A. Lath, et al.. To cite this version: A. Anastassov, S. Baroiant, M. Chertok, J. Conway, M. Goncharov, et al.. Selection of tau leptons with the CDF Run 2 trigger system. 9th Pisa Meeting on Advanced Detectors, Frontier Detectors for Frontier Physics, May 2003, La Biodola, Isola D’Elba, Italy. pp.609-611, �10.1016/j.nima.2003.11.098�. �in2p3-00122550�. HAL Id: in2p3-00122550 http://hal.in2p3.fr/in2p3-00122550 Submitted on 3 Jan 2007. HAL is a multi-disciplinary open access archive for the deposit and dissemination of scientific research documents, whether they are published or not. The documents may come from teaching and research institutions in France or abroad, or from public or private research centers.. L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignement et de recherche français ou étrangers, des laboratoires publics ou privés..

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(19)  X4AaIGYcIJAeqRy^YoBHG š eL\Ae@ uË©Cš JL\P YoB6—&Yod·D QrICYZqR`GL\Ae@ uAeP Y u\YgD YZP mnQr@^YŒu±Qr@±D6X4P6YoYvu\QrmnYo@4BQRHG@ BZ> „ HGy4Pïu\ Q &YoP6Yo@SDïD P6QRjGjCYZPFBV_YoP6Y#Qrmn—^qRYZmnYZ@SD You QR@ ]CAG@;y4AeP `Ë°ešCšC°iAe@4u3AGP6Y dgHCqrqRYodgD6QR@^jžu^AJDFAžBEDFAe‹^qR`G>OYZ‡ qrHJ_ _Yvu^YoB dgP Qr‹&YcD6X^YoQrP•mžAeQR@± †YoAeD6y^P YoBo>. 45 40 35 30 25 20 15 10 5 0. CDF Run 2 Preliminary (72 pb-1) data Z→ ττ jet→ τ fakes Z→ ee. 0. 1. 2. 3. 4 5 Ntrack. 6. 7. 8. 9. „ QRjGy^P Y >‚k7P ACdF[žm?y^qrD6QR—^qRQRdZQ™DE` †HGPD X^Y î doAe@4u^QRu^AeD6YC> <> Ø =¥2ß 8@8@A^Ü / ÇY±X AaIGYQRmn—^qRYZmnYZ@SD6YŒu †HCy^Pžu\You^QRdoAJD6YŒuVD P6QRjGjCYZPFB †HCP î ‡”qRQr[CYHG‹\ùEYŒd·D BxAG@4uvP YZ—&HGP6D6YŒuD6X^Yû4PFBDxACB6B6H\dgQƒAJD6YŒu —4XS`\B6QRdoBP6YŒBy4q™DFBZ>. ? à¥Ú7ÝA@N;>=;Þ2HI8 S= ÚNÛJ. {|@^Y3He |D6X^YAGy\D6X^HCP B ’ :> p >ʖ?_•QƒB6X D HÍD X4Ae@4[VD6X^Y HCP6jSAe@^QR«ZQR@^jndgHCm€mnQrDD YZY He7 D6X^YvdZHG@\ †YoP6Yo@4dgYC> M.  BL  M  CEDF =. >¨kX^YWh „ ““chYZD6YŒd·D6HCPoük7YodFX^@^QƒdZAGq~hYŒBQRjG@Çs•Yg‡ —&HGP6DoL „ YZP m€QRqƒAe‹\‡‰w‚y^‹^‡¬ C¢S¯J©C Gše‡¬ ’  G C¢C–g> °^>(MN>e­HGqR) m GIHKJ#L MRLC“EŸÖk7P AG@4BZ>aˆ:y dgq”>GM\dgQ”>NPORQ5S;TPU ’ °ešGšCšC–g> ©4>¨wx> Uy^PFAJDŒL€wŸP6H\dG>|HG × N4D6X(kHC—^QRdoAeqªWHG@\ E>HC@ ­|AGu\P HG@ WHCqrqRQRu^YZP¨wŸX;`;B6QƒdZBoL#°ešGšS°\> „ YZP mnQrqƒAe‹\‡ WHC@\ ‡¬šS°C¯e©eC¢e‡¬>  >¨=?>ËM\AJ †HC@^HJINLÖw‚P H\de>žHG < S\D X s:YZ@4dZHG@SD6P YoB.u\Y UHCP6QRHG@ u L4°ešCšG©^> „ YoP6mnQRqRAG‹\‡WHG@\ ‡‰šG©;¯ œG©J‡‰:>.

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