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.

181 results

The delicate balance of lepton flavours

New ATLAS measurement of lepton flavour universality, a key feature of the Standard Model, in decays of the W boson is more precise than all previous measurements combined

News
Physics
26 March, 2024
Physics
News
26 March, 2024

Accelerator Report: Beams are circulating in the LHC

On 8 March, three days ahead of schedule, the first proton beam was injected into the LHC, kicking off the 2024 LHC beam commissioning

News
Accelerators
14 March, 2024

ATLAS congratulates its 2023 Thesis Awards winners

The ATLAS collaboration celebrated the achievements of its exceptional PhD students at its recent Thesis Awards ceremony. Discover the names of the seven award winners

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Experiments
26 February, 2024
Experiments
News
26 February, 2024

HiLumi News: protecting the components of CERN’s future accelerator

The collimation system of the Large Hadron Collider (LHC), which protects the accelerator’s components, needs an upgrade to be able to handle the performance of CERN’s future accelerator

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Accelerators
31 January, 2024
Accelerators
News
31 January, 2024

In search of supersymmetric dark matter

The ATLAS collaboration sets stringent limits on the existence of supersymmetric dark matter particles

News
Physics
09 October, 2023
Physics
News
09 October, 2023

Quest for the curious magnetic monopole continues

ATLAS experiment places some of the tightest limits yet on magnetic monopoles

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Physics
15 September, 2023

Host State Presidents visit CERN

President of the French Republic Emmanuel Macron and President of the Swiss Confederation Alain Berset visited CERN on 16 November

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At CERN
16 November, 2023
At CERN
News
16 November, 2023

ATLAS and CMS unite to weigh in on the top quark

The new result combines 15 previous measurements to give the most precise determination of the top-quark mass to date

News
Physics
11 October, 2023

LIVE: from the CERN Control Centre with the four largest LHC experiments

Join scientists from the four largest LHC experiments and other experts, live at the CERN Control Centre on 2 November 2023, 3 p.m. CET, for a recap of the first heavy-ion run of the LHC Run 3

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Experiments
25 October, 2023
Experiments
News
25 October, 2023

Carbon dioxide for the environment

Following the completion of a successful in-house development phase, CERN is equipping the ATLAS and CMS detectors with new carbon dioxide (CO2) cooling systems that will contribute to the transition towards green and sustainable technology in this area

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Engineering
12 October, 2023
Engineering
News
12 October, 2023

ATLAS measures strength of the strong force with record precision

The result showcases the power of the LHC to push the precision frontier and improve our understanding of nature

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Physics
25 September, 2023

ATLAS sets record precision on Higgs boson’s mass

New result from the ATLAS experiment at CERN reaches the unprecedented precision of 0.09%

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Physics
21 July, 2023