PT track to reach Calorimeter

Fail to reach calo with Rcruvature ~ Rcalo/2

\[ m \frac{v^2}{r} = qvB \] => \[ p_T \sim qR_cB \] With numbers:

\[ p_T [GeV] \sim 0.3 \times B[T] \times R[m]\]

CMS

Rcal ~ 1.2 m => Rcurv ~ 0.6m

\[ p_T \sim 0.3 (3.8) \frac{1.2}{2} \textrm{ GeV} \sim 700 \textrm{ MeV}\]

ATLAS

\[ p_T \sim 0.3 (2.0) \frac{1.4}{2} \textrm{ GeV} \sim 400 \textrm{ MeV}\]

Follow-ups

Links:

Physics CMS

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