heavy ion

To recreate conditions similar to those of the very early universe, powerful accelerators make head-on collisions between massive ions, such as gold or lead nuclei. Learn more about CERN's heavy ion collisions here.
47 results

ALICE through a gamma-ray looking glass

The ALICE experiment is optimized to perform in the environment of heavy-ion collisions at the LHC, which can produce thousands of particles

News
Experiments
31 July, 2013
Experiments
News
31 July, 2013

Strangeness in Quark Matter 2013

The Strangeness in Quark Matter 2013 conference is taking place this week until 27 July in Birmingham, UK

News
Physics
23 July, 2013
Physics
News
23 July, 2013

Participants and spectators at the heavy-ion fireball

How ALICE finds out how much of a heavy ion takes part in a collision

News
Experiments
02 May, 2013

Heavy metal: Refilling the lead source for the LHC

Every two weeks, ion-source physicist Detlef Küchler refills the lead source for the LHC with pure lead 208

News
Accelerators
04 February, 2013
Accelerators
News
04 February, 2013

ALICE scrutinizes proton-lead run for quark-gluon plasma

The ALICE experiment will be watching the collisions closely to tease out the effects of lead ions from the effects of the plasma

News
Accelerators
22 January, 2013
Accelerators
News
22 January, 2013

Protons smash lead ions in first LHC collisions of 2013

Accelerator team declares "stable beams" as lead ions collide with protons in first LHC physics beams of 2013

News
Accelerators
21 January, 2013
Accelerators
News
21 January, 2013

Lead-proton run: CMS prepares to receive collisions

Preparations have been progressing steadily at CMS to receive collisions between protons and lead ions

News
Accelerators
18 January, 2013
Accelerators
News
18 January, 2013

Preparing the LHC for the lead-proton run

For the last run before the two-year shutdown, the LHC is going beyond its original design specification and will collide protons with lead ions

News
Accelerators
16 January, 2013
Accelerators
News
16 January, 2013

ALICE

Experiments
Experiments

Unexplained long-range correlations in p-Pb collisions

CMS has published its first paper on proton-lead (p-Pb) collisions

News
Experiments
24 October, 2012
Experiments
News
24 October, 2012

LHC collides protons with lead ions for the first time

The switch - a test for a longer proton-lead run scheduled for January to February 2013 - presented numerous technical challenges

News
Accelerators
13 September, 2012
Accelerators
News
13 September, 2012