LHC Run 3

21 results

ALICE bags about twelve billion heavy-ion collisions

The whopping number of collisions recorded by ALICE during the recent five-week heavy-ion run of the LHC is 40 times greater than the total recorded by the experiment in its previous periods of heavy-ion data taking, from 2010 to 2018

News
Experiments
01 December, 2023
Experiments
News
01 December, 2023

Accelerator Report: Exploring performance potential for future benefit

The year-end technical stop (YETS) officially started on 30 October, with promising performance tests in Linac4. The injection of the first 2024 LHC beam is scheduled for 11 March 2024

News
Accelerators
09 November, 2023
Accelerators
News
09 November, 2023

Accelerator Report: Ending the 2023 run with a quench

Another few days and the last 2023 LHC beams will be dumped, hopefully by the machine protection system following a controlled magnet quench

News
Accelerators
26 October, 2023
Accelerators
News
26 October, 2023

Accelerator Report: Crescendo at the LHC following the first stable beams at 6.8 TeV

Another important milestone was achieved in the LHC beam commissioning: on 21 April, the LHC Engineer in Charge declared “stable beams” at 6.8 TeV, the first time in 2023

News
Accelerators
27 April, 2023

Accelerator Report: Preparing for the upcoming LHC restart

With the progressive recommissioning of the injectors – including, now, the SPS – the various types of beam are being set up and are gradually reaching the downstream accelerators

News
Accelerators
22 March, 2023

Beam Gas Curtain: a new instrument for LHC Run 3

A High-Luminosity LHC instrument known as the Beam Gas Curtain will be tested and start collecting data during Run 3

News
Accelerators
21 March, 2023

News from the Chamonix workshop

The first Chamonix workshop, dedicated to LEP performance, took place in 1991 – we’ve come a long way since then!

Opinion
Accelerators
23 February, 2023
Accelerators
Opinion
23 February, 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

LHC Report: The switch was flipped, and the beams were dumped

Looking back on an exciting year for the LHC and its injector complex

News
Accelerators
07 December, 2022
Accelerators
News
07 December, 2022

First Run 3 physics result by CMS

CMS measured the top-quark pair production cross section

News
Physics
04 November, 2022
Physics
News
04 November, 2022

LHCb’s new VELO springs into action

The subdetector aligned more closely with the LHC beam than ever before, marking an important milestone in LHCb data taking

News
Experiments
26 October, 2022
Experiments
News
26 October, 2022

A glimpse into the past while preparing for the future: CERN is celebrated by millions

This year, CERN celebrated the restart of the LHC, the beginning of the LHC Run 3 and the 10th anniversary of the Higgs boson discovery. These milestones contributed to a surge of interest in CERN and particle physics among the public.

News
At CERN
10 October, 2022