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Electroweak Unification

Electroweak Unification. By Mark Hilton, Yee-Ting Li , John Loizides, Jayesh Ramanlal, Mo Man Yue, Khadija Muhiddin. Introduction. Outline of Project. Understanding of Theory Analysis of Data Event Display Webpage. HERA. Hadron-Lepton Accelerator ZEUS Detector

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Electroweak Unification

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  1. Electroweak Unification By Mark Hilton, Yee-Ting Li, John Loizides, Jayesh Ramanlal, Mo Man Yue, Khadija Muhiddin

  2. Introduction • Outline of Project • Understanding of Theory • Analysis of Data • Event Display • Webpage

  3. HERA • Hadron-Lepton Accelerator • ZEUS Detector • Use of ZEUS in our Project

  4. Deep Inelastic Scattering • Introduction • Neutral and Charged Current Events

  5. Neutral Current Events

  6. Charged Current Events

  7. Background Events 1 • Introduction • Types • P-gas • Photo-production • Muon • Fake Electrons

  8. Background Events 2 • Photo-production • P-Gas

  9. Background Events 3 • Muon • Fake Electrons

  10. Thresholds Neutral Current Events Charged Current Events • E’e >25GeV • Missing transverse momentum < 2 Et • 38GeV<  <65GeV • -50cm < Zvtx < 50cm • Xvtx + Yvtx < 8.5cm • ye <0.95 • 0.7 < Q2e /Q2DA <1.2 • Q2DA >400GeV • Number of muon tracks < 3 • Missing transverse momentum > 12GeV • Missing transverse momentum > 2 Et •  <38GeV • -50cm < Zvtx < 50cm • X vtx + Yvtx < 8.5cm • Q2JB >400GeV • Number of muon tracks < 3

  11. Electroweak Unification 1 • Introduction • Differential Cross Sections (DCS)

  12. Electroweak Unification 2 • Detection of NC/CC Events • Collisions of lepton-protons • All variables stored in ‘ntuple’ • Thresholds • Relation of Events with Differential Cross Section

  13. Electroweak Unification 3 • Project Results

  14. Event Display • Introduction • Graphical interpretation of collision • Aid to collaboration

  15. Webpage • Audience • History of the Web - CERN • Public Project Website (www.vhp.org.uk) • Layout • Features • Navigation • Content

  16. Summary • Achievements

  17. Questions & Comments

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