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Innovation

Photos: A behind-the-scenes look at CERN’s ALICE

By Conner Forrest August 28, 2015, 6:52 AM PDT

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Photos: A behind-the-scenes look at CERN’s ALICE

ALICE

ALICE

Recently, after a more than two-year hiatus, CERN’s Large Hadron Collider (LHC) began delivering data again. Let’s take a look at one of its most important experiments, ALICE.

ALICE stands for A Large Ion Collider Experiment.

Photos: A behind-the-scenes look at CERN’s ALICE

Integration of the inner tracker

Image: CERN

Integration of the inner tracker

ALICE works on detecting quark-gluon plasma, which is thought to be a result of the Big Bang.

Image: CERN
Photos: A behind-the-scenes look at CERN’s ALICE

Scientists work on the inner tracker

Image: CERN

Scientists work on the inner tracker

Image: CERN
Photos: A behind-the-scenes look at CERN’s ALICE

Members of the team that collaborated on ALICE

Image: CERN

Members of the team that collaborated on ALICE

The ALICE collaboration was formed and its letter of intent was written in 1993.

Image: CERN
alice5.jpg
alice5.jpg
Photos: A behind-the-scenes look at CERN’s ALICE

ALICE Cavern

Image: CERN

ALICE Cavern

This area is known as the ALICE cavern. DCal modules were installed to extend the measurement capabilities of ALICE.

Image: CERN
Photos: A behind-the-scenes look at CERN’s ALICE

Another look at the Inner Tracking System

Image: CERN

Another look at the Inner Tracking System

The Inner Tracking System consists of three layers of detectors: ITS Pixels, ITS Drift, and ITS Strips. The system tracks the movement of specific particles.

Image: CERN
Photos: A behind-the-scenes look at CERN’s ALICE

The field cage

Image: CERN

The field cage

Here is an interior look at the field cage of ALICE.

Image: CERN
alice8.jpg
alice8.jpg
Photos: A behind-the-scenes look at CERN’s ALICE

The photon spectrometer

Image: CERN

The photon spectrometer

Here scientists insert crystals into the photo spectrometer, which measures photons emerging from the particle collision.

Image: CERN
Photos: A behind-the-scenes look at CERN’s ALICE

The time projection chamber

Image: CERN

The time projection chamber

The Time Projection Chamber (TPC) in ALICE is filled with gas to detect and track particles.

Image: CERN
alice10.jpg
alice10.jpg
Photos: A behind-the-scenes look at CERN’s ALICE

A technician works on gas pipes

Image: CERN

A technician works on gas pipes

Image: CERN
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By Conner Forrest
Conner is a former Senior Editor for TechRepublic. He is now a Senior Research Analyst at 451 Research.
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