E-144 Plots (.eps files)

Feynman Diagrams

• Nonlinear Compton Scattering
  Diagrams for (a) n=2 nonlinear Compton scattering and (b) double ordinary Compton scattering
• Multiphoton Breit-Wheeler, version 1
  Multiphoton Breit-Wheeler, version 2
  Diagrams for multiphoton pair creation
• Bethe-Heitler pair creation by a photon in the field of a nucleus
• Bremsstrahlung of an electron in the field of a nucleus
• Trident production in an electron-laser collision

Simulation Results

• Electron Spectrum, IR
  Spectrum of Compton scattered electrons, IR laser, Eta=0.5, log scale (ver. 1)
• Electron spectrum
  Spectrum of Compton scattered electrons, IR laser, Eta=0.5, log scale (ver. 2)
• Positron spectra from multiphoton Breit-Wheeler pair production and from trident production
• Positron spectrum in PCAL
• Positron rate in PCAL vs. no. of laser photons

Hardware (Laser, Detectors)

• Setup for nonlinear Compton scattering
• Setup for positron production at IP1
• Setup Phase I
• Setup Phase II
• Setup Phase III
• Laser Schematic (1)
• ECAL/PCAL [This and some of the following plots may not be viewable via Ghostview -- but they will likely print.]
• GCAL
• CCM counter
• CCD spectrometer
• (a) ECAL/PCAL and (b) CCM
• DAQ Layout
• Electron & positron trajectories
• Geometry for x-t scans

Data

• Compton Asymmetry
  Measured Compton asymmetry in top 4 ECAL rows for right and left circularly polarized laser (April 94)
• ECAL calibration
  ECAL response to 13 GeV calibration beam (March 95)
• XT-Scan
  (a) linear Compton signal (CCM1) and (b) n=2 Compton signal (ECAL) for xt-scan (March 95)
• IR, 1/Ng * dN/dE versus Ee, 42 mJ
  Normalized e- rate versus electron energy for IR, 42 mJ
  ((GHS+KS)/2, unscaled, incl. splash error, March 95)
• IR, 1/Ng * dN/dE versus Ee, 2 laser energies
  Norm e- rate vs electron energy for IR, 42,400 mJ, same zone
  ((GHS+KS)/2, scaled, incl. splash error, March 95)
• IR, 1/Ng * dN/dE versus Ee, 6 laser energies
  Normalized e- rate versus electron energy for IR, 28,42,62,117,325,400 mJ
  ((GHS+KS)/2, scaled, incl. splash error, March 95)
• IR, 1/Ng * dN/dP versus Pe, 6 laser energies
  Normalized e- rate versus electron momentum for IR, 16,30,60,120,240,380 mJ
  ((GHS+KS)/2, scaled, incl. splash error, March 95)
• IR, 1/Ng * dN/dE versus I, 4 e- momenta
  Taller version
  Normalized e- rate versus laser intensity for IR, 20.5,18.0,16.5,12.5 GeV
  ((GHS+KS)/2, scaled, incl. splash error, March 95)
• Green, 1/Ng * dN/dE versus Ee, 6 laser energies
  Normalized e- rate versus electron energy for Green, 28,42,62,117,220,325 mJ
  ((GHS+KS)/2, scaled, incl. splash error, March 95)
• Green, 1/Ng * dN/dE versus Ee, 2 laser energies
  Norm e- rate vs electron energy for Green, 34,220 mJ, same zone
  ((GHS+KS)/2, scaled, incl. splash error, March 95)
• Green, 1/Ng * dN/dE versus I, 2 e- momenta
  Taller version
  Normalized e- rate versus laser intensity for Green, 12.5,10.0 GeV
  ((GHS+KS)/2, scaled, incl. splash error, March 95)
• Parameters of the March 95 IR data sample
• Electron spectrum from converted Compton photons (ver. 1)
• Electron spectrum from converted Compton photons (ver. 2)
• N2/N1 vs N1 for electrons from converted Compton photons
  
• Positron events in PCAL from a foil at IP1
• Positron events in PCAL from a foil at IP1 (version 2)
• Geometry cuts on positron events in PCAL
• Positron events in PCAL , before and after subtracting laser-off events; no eta cut
• Positron events in PCAL , before and after subtracting laser-off events; no eta cut; taller version
• Positron events in PCAL , before and after subtracting laser-off events; upper = no eta cut, lower = eta > 0.216
• Positron spectrum vs. eta
• Positron spectrum vs. eta without labels
• Positron spectrum normalized by Ngamma vs. eta
• Positron spectrum normalized by Ngamma vs. eta without labels
• Positron spectrum vs. 1/Upsilon

Miscellaneous

• Data Collection Strategy
  Strategy for mapping the e- spectrum for Compton scattering, IR laser