Fig. 4

Schematic view of a vτ CC interaction and the decay-in-flight of the final state τ lepton as it would appear in an OPERA brick, in the interface emulsion films (Changable Sheets), and in the scintillator trackers (Target Trackers).

Schematic view of a vτ CC interaction and the decay-in-flight of the final state τ lepton as it would appear in an OPERA brick, in the interface emulsion films (Changable Sheets), and in the scintillator trackers (Target Trackers).