New Design with Muon Cooling
•Decay
channel (as before)
•31.4MHz
RF phase rotation
–Reduces
energy spread from 190±70 to ±23MeV
•Cooling
ring (20 turns)
–Uses H2(l)
or graphite absorbers
–Cooling
in all 3 planes
–16%
emittance loss per turn?
RAL Cooling Ring
(2003) by Grahame Rees