Table of Contents

• List of Tables
• List of Figures
• Introduction
• Scientific Motivation
  • Pionic Atoms
  • The Double Radiative Capture Mode of Pionic Hydrogen
    • Theoretical Work
    • Experimental Search for
  • Nuclear Double Radiative Capture
    • Theoretical Work
    • Experimental Measurements
    • Discussion
  • PT and the Graph and Pion's Electric Polarizability
  • Summary
  
  
• The Experiment
  • TRIUMF Facility
  • M9A Beamline
    • RF Separator
    • Beam Composition
    • Beam Telescope
    • Solid Targets
    • The RMC Liquid Protium Target
  • RMC Spectrometer
    • Lead Converter
    • IWC
    • Drift Chamber
    • Trigger Scintillators
  • Event Trigger
  • SLAC Scanning Processor (SSP)
  
  
• Two-Photon Trigger Rate and Acceptance Studies
  • Acceptance Studies
  • Trigger Studies
  
  
• Analysis of Data
  • Drift Chamber (DC) Calibration
    • Drift Time Pedestal (t)
    • Determination of Drift Velocity
  • Event Reconstruction
    • Reconstruction of Tracks: Tracking Cut
    • Reconstruction of a Photon: Photon Cut
  • Background Sources
    • Decay Background
    • Multi- accidental Background
  • Selection of Events
    • Counter Timing Cut
    • Beam Telescope Amplitude Cut
    • Opening Angle Cut
    • Lower Energy Cut
    • Event Candidates
  
  
• Results
  • RMC Spectrometer Acceptance
    • Acceptance from Multi- Accidentals
    • Acceptance from Decay
    • Absolute Acceptance for
  • Background Subtraction
    • -tail background subtraction
    • Random background subtraction
  • The Events
  • Absolute Branching Ratio
  • Analysis Sensitivity of the Branching Ratio
  • Summary
  
  
• Conclusions
• Bibliography
• About this document ...