cryogenics

Cryogenics is the branch of physics that deals with the production and effects of very low temperatures.

22 results

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

Accelerator Report: Leak repaired, cooling in progress

Despite challenging working conditions, the vacuum leak caused by the quench that occurred on 17 July was repaired in less than 10 days

News
Accelerators
07 August, 2023
Accelerators
News
07 August, 2023

Accelerator Report: A quench of an LHC inner triplet magnet causes a small leak with major consequences

On Monday, 17 July, the LHC beams were dumped after only 9 minutes in collision due to a radiofrequency interlock caused by an electrical perturbation

News
Accelerators
19 July, 2023

Superconductivity for sustainability: a new superconducting link for the High-Luminosity LHC

A flexible cryostat and the first series of high-temperature superconducting magnesium diboride cables will form an innovative electrical transfer line to power the HL-LHC inner triplet magnets

News
Accelerators
03 March, 2023

The SM18 test facility in the HL-LHC era

SM18 is one of the largest magnet test facilities in the world. Dedicated to testing superconducting magnets and radiofrequency cavities, it is now waiting for the first HL-LHC components

News
Engineering
07 December, 2022
Engineering
News
07 December, 2022

New magnets for FAIR tested at CERN

CERN has strong partnerships and collaborations with laboratories and research infrastructures in the Member States. One recent example saw superconducting magnets for the future FAIR facility at Germany’s GSI laboratory being tested at CERN

News
Accelerators
11 August, 2021
Accelerators
News
11 August, 2021

First LHC sector reaches nominal temperature

Sector 4-5 of the LHC has now been cooled with superfluid helium to a temperature of 1.9 K (−271.3 °C)

News
Accelerators
24 November, 2020
Accelerators
News
24 November, 2020

Completion of pressure tests in the LHC

The final pressure test in the LHC took place in sector 6-7 on 27 October. The pressure tests are the last step before the cooling of each sector

News
Accelerators
28 October, 2020
Accelerators
News
28 October, 2020

LS2 Report: increased cryogenic power at LHC Point 4

At LHC Point 4, a refrigerator that cools helium from room temperature to 4.5 K (-268.65 °C) has undergone major improvements in preparation for the HL-LHC

News
Accelerators
14 October, 2020
Accelerators
News
14 October, 2020

The Cryogenics group juggles cold stand-by, training and documentation

For a service whose work is usually very much focused on the physical installations, telework offers a chance to rethink its activities

News
At CERN
06 May, 2020

HL-LHC equipment installed on both sides of the ALICE experiment

Novel cryostat units have been installed for the High-Luminosity LHC to allow insertion of room-temperature collimators in the LHC’s 1.9 K cryostats

News
Accelerators
22 April, 2020

Twice as cold in the magnet testing hall

Improvements to the cryogenics infrastructure will more than double the liquid helium production capacity of SM18

News
Engineering
08 July, 2019
Engineering
News
08 July, 2019