Massive charged particles

• Kinked tracks:

  • c? < 1 cm ? OK: impact parameter
  • 1 cm < c? < 1 m ? difficult: hard to trigger

• Cannonballs

  • LEP limits: stau > 76 GeV, sleptons > 85 GeV
  • Tools: dE/dx and timing (TOF counter in CDF; muon system in DØ)

~ 180 GeV

CDF Run II

TOF

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