Low emittance 5GeV

June 13, 2008

• CesrTA layout as of 4/17/08
• 6 1.9T wigglers in L0
• layout and vacuum chamber profile from l0 to Q4 updated 4/17/08
• Create closed orbit displacement in L0 by offseting Q02W and Q02E by +3.2mm and Q00W and Q00E -4.8mm.
• L0 orbit png

/nfs/cesr/user/dlr/lat/des/CesrTF/synch/080611/5gev

• chamber profile: png and table

  &synrad_params
  	sr_param%lat_file = "/home/dlr/lat/des/CesrTF/synch/080611/5gev/cta_5000_v8_6wig_080506.lat"    ! Input lattice.
  	sr_param%i_beam = 0.1            ! Beam current.
  	sr_param%epsilon_y = 10e-12      ! Vertical emittance.
  	seg_len = 0.01                    ! Segment length for calculation.
  	wall_file = "walls_3.dat"       ! "NONE" => Use a wall with a fixed offset from the beam.
  	wall_offset = 0.0448             ! Used when wall_file is set to "NONE"
  /
  

• Power density from positrons with flat orbit
  • Outer wall and tabulated
  • Inner wall and tabulated

• Power density from positrons with closed orbit distortion
  • Outer wall and tabulated
  • Inner wall and tabulated

• Power density from positrons plotted with and without closed orbit distortion
  • Outer wall
  • Inner wall