ATLAS

ATLAS is one of two general-purpose detectors at the Large Hadron Collider (LHC). It investigates a wide range of physics, from the search for the Higgs boson to extra dimensions and particles that could make up dark matter. The articles below relate to the ATLAS experiment.

165 results

New ATLAS management team takes the helm

The ATLAS collaboration at CERN welcomes a new management team at its helm. Spokesperson Andreas Hoecker (CERN) will continue to steer the experiment until February 2025

News
Experiments
09 March, 2023
Experiments
News
09 March, 2023

ATLAS delivers most precise luminosity measurement at the LHC

Precise knowledge of luminosity is crucial for both searches for new phenomena and precision measurements of known Standard Model processes

News
Physics
24 January, 2023

ATLAS moves into top gear for Run 3

In their first Run 3 results, the ATLAS collaboration measured two Standard Model processes: the production of Z bosons and top-quark pairs

News
Physics
16 December, 2022
Physics
News
16 December, 2022

First lead-ion collisions in the LHC at record energy

On Friday, 18 November, a test using collisions of lead ions was carried out in the LHC and provided an opportunity for the experiments to validate the new detectors and new data-processing systems ahead of next year’s lead-lead physics run.

News
Experiments
23 November, 2022
Experiments
News
23 November, 2022

ATLAS measures Higgs boson’s decay width

The decay width is linked to the particle’s lifetime and if found to deviate from its predicted value could indicate the presence of new physics

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Physics
18 November, 2022
Physics
News
18 November, 2022

ATLAS measures joint polarisation of carriers of the weak force

Joint-polarisation measurements of the W and Z bosons provide new opportunities to look for physics beyond the Standard Model

News
Physics
14 July, 2022

Exceptional ATLAS collaborators honoured at the 2022 Outstanding Achievement Awards

The ATLAS collaboration held its sixth Outstanding Achievement Awards ceremony at CERN on 23 June 2022

News
Experiments
20 July, 2022

Searching for matter–antimatter asymmetry with the Higgs boson

The ATLAS and CMS collaborations have searched for matter–antimatter asymmetry in the interaction between the Higgs boson and the tau lepton

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Physics
23 June, 2022

Higgs10: When spring 2012 turned to summer

It was just a few short weeks in mid-2012, but they were so intense that it felt like years. As 4 July drew near, the ATLAS and CMS experiments could sense that they were homing in on something big.

Feature
Physics
04 July, 2022
Physics
Feature
04 July, 2022

ATLAS and CMS release results of most comprehensive studies yet of Higgs boson’s properties

The collaborations have used the largest samples of proton–proton collision data recorded so far by the experiments to study the unique particle in unprecedented detail

News
Physics
04 July, 2022

LHC Run 3: physics at record energy starts tomorrow

The Large Hadron Collider is ready to once again start delivering proton collisions to experiments, this time at an unprecedented energy of 13.6 TeV, marking the start of the accelerator’s third run of data taking for physics

News
Physics
04 July, 2022