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.

178 results

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

News
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

News
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

News
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

News
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

News
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

News
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%

News
Physics
21 July, 2023

LHC experiments see first evidence of a rare Higgs boson decay

The ATLAS and CMS collaborations have joined forces to establish the first evidence of the rare decay of the Higgs boson into a Z boson and a photon

News
Physics
26 May, 2023

Probing fundamental symmetries of nature with the Higgs boson

The ATLAS collaboration tested Higgs-boson interactions with the carriers of the weak force, looking for signs of charge-parity symmetry violation

News
Physics
21 April, 2023

ATLAS and CMS observe simultaneous production of four top quarks

The ATLAS and CMS collaborations have both observed the simultaneous production of four top quarks, a rare phenomenon that could hold the key to physics beyond the Standard Model

News
Physics
24 March, 2023