Wire Scanner and downstream magnets - LHC Collimation

The “hot” zone is:
● 10 < z < 40 cm
● 78 ∘ < φ < 102 ∘
● ρ < 3.687 cm
(variations were tested)
inversed
“Hot” Hot” zone
2007/06/15 Collimation/Machine Protection WG meeting
P(ρ)=Constant∙ρ -α ∙exp β (ρ/ρ thr )
exponential cutoff at 0.87 J/cm 3
10%
70% 20%