Oct 23, 2024
The STAARQ team has successfully commissioned the STAARQ test station, including the 1.9K cryogenic process. The team demonstrated at the same time exceptional performance from the MQYYM quadrupole magnet manufactured by IRFU for the HL-LHC project.

Ten years of intense collaborative work between the DACM and DIS teams at IRFU culminated during the summer of 2024 in the successful testing of the MQYYM mock-up superconducting magnet in the new quadrupole accelerator magnet test station, STAARQ. These amazing results have validated 3 key areas of research and development that are closely interconnected between the two departments:

  • Design and manufacture of a new NbTi (niobium-titanium) accelerator magnet for HL-LHC with the MQYYM magnet (DACM/LEAS and DIS/LCAP-LRI),
  • Large scale cryogenics at 1.9 K with the development of the STAARQ cryogenic station (DACM/LCSE and DIS/LCAP-LRI),
  • Superconducting magnet testing, with qualification of the magnet protection system based on a new digital Magnet Safety System (DIS/LEI). 

This test was made possible thanks to the involvement of DIS/LDISC for the control system and DIS/LEIGE for the electrical engineering and power electronics.

Oct 23, 2024
The STAARQ team has successfully commissioned the STAARQ test station, including the 1.9K cryogenic process. The team demonstrated at the same time exceptional performance from the MQYYM quadrupole magnet manufactured by IRFU for the HL-LHC project.

Ten years of intense collaborative work between the DACM and DIS teams at IRFU culminated during the summer of 2024 in the successful testing of the MQYYM mock-up superconducting magnet in the new quadrupole accelerator magnet test station, STAARQ. These amazing results have validated 3 key areas of research and development that are closely interconnected between the two departments:

  • Design and manufacture of a new NbTi (niobium-titanium) accelerator magnet for HL-LHC with the MQYYM magnet (DACM/LEAS and DIS/LCAP-LRI),
  • Large scale cryogenics at 1.9 K with the development of the STAARQ cryogenic station (DACM/LCSE and DIS/LCAP-LRI),
  • Superconducting magnet testing, with qualification of the magnet protection system based on a new digital Magnet Safety System (DIS/LEI). 

This test was made possible thanks to the involvement of DIS/LDISC for the control system and DIS/LEIGE for the electrical engineering and power electronics.

Apr 03, 2024

The Iseult project has unveiled the first human brain images obtained using a 11.7 teslas MRI, after almost 25 years of work. This world first was made possible thanks to the commitment of over 200 CEA employees, who believed in this extremely ambitious project from the very beginning

In the early 2000s, a Franco-German project was launched to develop ultra-high resolution imaging. One of the objectives was to build an imager whose key component was a superconducting magnet reaching 11.7 Tesla with a 900 mm aperture, but there was at this time no MRI manufacturer ready to embark on this crazy adventure alone. Based on its strong expertise in superconducting magnets acquired over the past 40 years, in particular for high energy physics and particle physics (Cern) as well as for fusion (Tore Supra, ITER), CEA decided to take up the challenge. After only a few years of design work, CEA proposed in 2006 an initial design using several innovative technological solutions. After exhaustive tests to validate all of them with several prototypes, the final fabrication started in in 2010. It took 7 years for the CEA and Alstom (now General Electric) teams to finalize the construction of this outstanding magnet, a colossus weighing 132 tons, 5 me in length and 5 meters in diameter. The magnet winding is made of 182 km of superconducting wires cooled to -271.35°C by 7,500 liters of superfluid helium.

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Oct 23, 2024
The STAARQ team has successfully commissioned the STAARQ test station, including the 1.9K cryogenic process. The team demonstrated at the same time exceptional performance from the MQYYM quadrupole magnet manufactured by IRFU for the HL-LHC project.

Ten years of intense collaborative work between the DACM and DIS teams at IRFU culminated during the summer of 2024 in the successful testing of the MQYYM mock-up superconducting magnet in the new quadrupole accelerator magnet test station, STAARQ. These amazing results have validated 3 key areas of research and development that are closely interconnected between the two departments:

  • Design and manufacture of a new NbTi (niobium-titanium) accelerator magnet for HL-LHC with the MQYYM magnet (DACM/LEAS and DIS/LCAP-LRI),
  • Large scale cryogenics at 1.9 K with the development of the STAARQ cryogenic station (DACM/LCSE and DIS/LCAP-LRI),
  • Superconducting magnet testing, with qualification of the magnet protection system based on a new digital Magnet Safety System (DIS/LEI). 

This test was made possible thanks to the involvement of DIS/LDISC for the control system and DIS/LEIGE for the electrical engineering and power electronics.

Apr 03, 2024

The Iseult project has unveiled the first human brain images obtained using a 11.7 teslas MRI, after almost 25 years of work. This world first was made possible thanks to the commitment of over 200 CEA employees, who believed in this extremely ambitious project from the very beginning

In the early 2000s, a Franco-German project was launched to develop ultra-high resolution imaging. One of the objectives was to build an imager whose key component was a superconducting magnet reaching 11.7 Tesla with a 900 mm aperture, but there was at this time no MRI manufacturer ready to embark on this crazy adventure alone. Based on its strong expertise in superconducting magnets acquired over the past 40 years, in particular for high energy physics and particle physics (Cern) as well as for fusion (Tore Supra, ITER), CEA decided to take up the challenge. After only a few years of design work, CEA proposed in 2006 an initial design using several innovative technological solutions. After exhaustive tests to validate all of them with several prototypes, the final fabrication started in in 2010. It took 7 years for the CEA and Alstom (now General Electric) teams to finalize the construction of this outstanding magnet, a colossus weighing 132 tons, 5 me in length and 5 meters in diameter. The magnet winding is made of 182 km of superconducting wires cooled to -271.35°C by 7,500 liters of superfluid helium.

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