Low emittance 5GeV 6 1.9T wigglers in L0.

June 23, 2007

/nfs/cesr/user/dlr/lat/des/CesrTF/synch

• Wall: Uniformly 4.48cm from beam line.

  &synrad_params
          sr_param%lat_file = "/home/dlr/lat/des/CesrTF/5gev/bmad_3."    ! Input lattice.
          sr_param%i_beam = 0.1            ! Beam current.
          sr_param%epsilon_y = 10e-12      ! Vertical emittance.
          seg_len = 0.1                    ! Segment length for calculation.
          wall_file = "NONE"               ! "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 gif
  • Linear power density gif
  • and tabulated

    Total power from wigglers
    
       Ix  Name               |    S Position     |   Fwd_Power (W)    
                              |   Start      End  | Radiated  Hit_Wall
       7  WIG_DAMP                 1.370     2.970     8327.     8261.
      13  WIG_DAMP                 3.716     5.316     8361.     8274.
      15  WIG_DAMP                 5.444     7.044     8352.     8267.
     887  WIG_DAMP               761.392   762.992     8324.     8187.
     889  WIG_DAMP               763.120   764.720     8319.     8267.
     895  WIG_DAMP               765.466   767.066     8324.     8244.
    

  
  

• More Realistic Wall: 4.5cm from IP to start of soft bend. Soft bend to end of B3 as in CESR 6/25/07

  outside wall and table

  &synrad_params
  	sr_param%lat_file = "../5gev/bmad_3."    ! Input lattice.
  	sr_param%i_beam = 0.1            ! Beam current.
  	sr_param%epsilon_y = 10e-12      ! Vertical emittance.
  	seg_len = 0.1                    ! Segment length for calculation.
  	wall_file = "real_wall.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 gif
  • Linear power density gif
  • and tabulated
  
  

• Realistic Wall with beam stop: 4.5cm from IP to start of soft bend. Soft bend to 13m in B3 as in CESR 6/25/07. Beam stop 13.146m(10.42cm) to 15m(4.5cm)

  outside wall and table

  &synrad_params
  	sr_param%lat_file = "../5gev/bmad_3."    ! Input lattice.
  	sr_param%i_beam = 0.1            ! Beam current.
  	sr_param%epsilon_y = 10e-12      ! Vertical emittance.
  	seg_len = 0.1                    ! Segment length for calculation.
  	wall_file = "real_wall_beam_stop.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 gif
  • Linear power density gif
  • and tabulated
  
  

• FLM window wall: 4.5cm from IP to start of soft bend. Soft bend to 13m in B3 as in CESR 6/25/07. Beam stop 13.146m(10.42cm) to 15m(4.5cm)

  outside wall and table

  &synrad_params
  	sr_param%lat_file = "../5gev/ctf_20070705/bmad."    ! Input lattice.
  	sr_param%i_beam = 0.1            ! Beam current.
  	sr_param%epsilon_y = 10e-12      ! Vertical emittance.
  	seg_len = 0.1                    ! Segment length for calculation.
  	wall_file = "flm_window_wall.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 gif
  • Linear power density gif
  • and tabulated