Category: Accelerators

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

    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

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  • Accelerator Report: Reviving antimatter physics and fine-tuning luminosity measurements in the LHC

    Accelerator Report: Reviving antimatter physics and fine-tuning luminosity measurements in the LHC

    On Friday, 30 June, an exciting milestone was reached: the much-awaited antiproton physics season finally commenced

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  • Accelerator Report: LHC pausing production for maintenance to stay strong and highly performing

    Accelerator Report: LHC pausing production for maintenance to stay strong and highly performing

    On Monday, 19 June, LHC operation was paused for one week to allow the technical teams to carry out preventive and corrective maintenance on the machine and its subsystems

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  • Accelerator Report: Overcoming setbacks, antiprotons return as LHC recovers luminescent brilliance

    Accelerator Report: Overcoming setbacks, antiprotons return as LHC recovers luminescent brilliance

    The AD operations team received on Friday, 1 June – 12 days earlier than rescheduled – the green light from the AD injection kicker expert: beam could be injected again in the AD ring

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  • Accelerator Report: Full house in the LHC

    Accelerator Report: Full house in the LHC

    On 11 May, four days before the original schedule had set a target of 1200 bunches per beam, the LHC made its final intensity ramp-up step to 2400 bunches per beam

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  • Busy as a BE

    As head of the Beams department (BE), I am proud to report on a very successful recommissioning of the accelerator complex following a busy year-end technical stop (YETS), thanks to the dedication of all the groups involved from across the Accelerator and Technology sector, with the support of teams throughout CERN and our many external

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  • Accelerator Report: mostly on schedule, sometimes not…

    Accelerator Report: mostly on schedule, sometimes not…

    The beam commissioning of the Antiproton Decelerator will start on 12 June, and the aim is to deliver antiprotons to the eagerly waiting AD-ELENA experiments on 30 June

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  • Giorgio Brianti (1930 – 2023)

    Giorgio Brianti (1930 – 2023)

    Giorgio Brianti(1930 – 2023) — Giorgio Brianti, a pillar of CERN throughout his 40-year career, passed away on 6 April at the age of 92. He played a major role in the success of CERN and in particular the Large Electron–Positron Collider (LEP) project, and his legacy lives on across the whole of the accelerator

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

    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

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  • HiLumi News: Recovery of an HL-LHC niobium–tin magnet

    HiLumi News: Recovery of an HL-LHC niobium–tin magnet

    The successful replacement of a coil in an HL-LHC niobium–tin quadrupole magnet by the US Accelerator Upgrade Project team has showcased this crucial technology’s flexibility and cost-effectiveness

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