Science WondersScience Wonders

Detector experiment

FASER

Catch rare low-mass signatures in a compact forward geometry.

Specialization
Light long-lived particle searches and hidden-sector hints
Classification
exotic searches · forward physics
Topology
Compact forward spectrometer at 480 m

Event signature

How a collision looks in this detector.

Compact forward lines with tiny late signals.

FASER · COMPACT FORWARDLong-lived weak particlesA small spectrometer 480 m from the ATLAS IP · sensitive to particles that ignore the rock between them
Trackson
Depositson
Muon signatureTrack to the outer muon chambers

Purpose

Search for weakly interacting forward particles beyond standard detector signatures.

Key terms

Concentric layers build out from the Interaction point, Tracker, Calorimeter, and Muon chambers.

What it does

Purpose & signature.

Search for weakly interacting forward particles beyond standard detector signatures.

Signature profile
Compact rare signals in forward direction

Sources

Where these numbers come from.

Guided tour

Guided learning path

Four steps: 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