Science Wonders

Detector experiment

ALICE

Reconstruct dense particle environments and study strongly interacting matter.

Specialization
Heavy-ion events and high multiplicity signatures
Classification
heavy-ion
Topology
Barrel TPC + forward muon arm

Event signature

How a collision looks in this detector.

Very dense tracks with heavy-ion cluster patterns.

ALICE · HEAVY-ION~90 tracks per event · TPC + muon armIon collisions flood the TPC with dense tracks · a dedicated muon arm reads muons downstream
Trackson
Depositson
Subsystems4

Purpose

Probe matter under extreme density from ion collisions.

What it does

Purpose & signature.

Probe matter under extreme density from ion collisions.

Signature profile
Hundreds of overlapping tracks and widespread energy showers

Record sources

What anchors this detector page.

Guided tour

Guided learning path

A four-step arc: follow the beam, see the aftermath, compare with spacetime signals, then test your intuition.

Continue · Compare with spacetime signals
  1. 01 · Visited

    Follow the beam

    Start with the injector chain so the rest of the site follows a physical sequence.

    Open
  2. 02 · You are here

    See the collision aftermath

    See which detectors catch which particles after a collision.

    Open
  3. 03 · Next

    Compare with spacetime signals

    Switch to gravitational waves: tune mass, distance, and noise to find the signal.

    Open
  4. 04 · Next

    Test your intuition

    Short quizzes on accelerator ordering, detector choice, and signal tuning.

    Open