A Large Ion Collider Experiment - Inner Tracking System

Inner Tracking System

The Inner Tracking System (ITS) consists of six cylindrical layers of silicon detectors. The layers surround the collision point and measure the properties of the emerging particles, pin-pointing their positions to a fraction of a millimetre. The ITS will recognize particles containing heavy quarks by identifying the points at which they decay.

ITS layers (counting from the interaction point):

  • 2 layers of SPD (Silicon Pixel Detector),
  • 2 layers of SDD (Silicon Drift Detector),
  • 2 layers of SSD (Silicon Strip Detector).

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