1. 2001 Collimation System & FF integrated design (NLC)
Octupole Doublets FD A
Final Focus
Final Focus collimation IP A
Energy collimation FD
Betatron collimation A
IP FD IP FD IP
S SA SA SA A
New scheme of the Collimation Section and Final Focus with ODs
All the tracking results shown in the previous slides include the CS

2. 2001 Collimation System & FF integrated design (NLC)

3. 2001 NLC BDS Tail folding octupoles are ON. 16sxx51sy
Tail folding octupoles are OFF. 11sxx46sy

4. RoadMap Report BDS (Kuroda)
NLC
JLC
Energy collimation

5. RoadMap Report BDS (Kuroda)
Tail folding octupoles are ON. 16sxx51sy
Tail folding octupoles are OFF. 11sxx46sy

6. Synchrotron Radiation
RM BDS
Final Doublets SR
TFO ON
qx=2.66mrad
qy=9.24mrad
16sx,IP　8.11mm
51sy,IP　6.25mm
TFO OFF
11sx,IP　5.47mm
46sy,IP　5.64mm qx qy IP
Last Bending
q=-67.5mrad
XIP=-6.08mm
Final Doublets
Half aperture 10mm

7. Energy Collimation Section
SPE aperture
SPE
ABE
Kuroda, SAD, 10000macro, IP
sp= % sp,IP=
sp = % sp,IP=
sp = % sp,IP=
sp = % sp,IP=
Aperture, sp,IP=0.9%
SPE Ax=1.6mm -> 3.1mm
ABE Ax=3.4mm -> 5.8mm

8. Betatron Collimation Section
Kuroda, SAD, 10000macro, IP
X: –30 to 30sx Random
Y: –70 to 70sy Random
sp = Gauss
Final Focus CollimationのAB10
がBeam tailのCollimationに効い
ている。
AB10
Ax=17.96sx Ay=50.74sy IP
Init
SPE
AB10