Tag: LHC

  • Accelerator Report: When plans meet reality…

    Accelerator Report: When plans meet reality…

    The two beams circulating in the LHC are currently running with different bunch intensities – an unexpected (but successful) premiere, giving us a good chance to reach last year’s luminosity record

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  • Accelerator Report: We reached 100!

    Accelerator Report: We reached 100!

    On 6 October, the total integrated luminosity passed the symbolic mark of 100 fb⁻¹, exceeding the forecast curve. This allowed the bunch intensity to be increased to explore the intensity reach and limitations in view of the HL-LHC era

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  • LHC inducted into TIME’s Best Inventions Hall of Fame

    LHC inducted into TIME’s Best Inventions Hall of Fame

    TIME has chosen the LHC as one of the 25 most iconic inventions from the past 25 years

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  • Accelerator Report: LHC performance stays on track and is cruising towards the target

    Accelerator Report: LHC performance stays on track and is cruising towards the target

    As the 2025 LHC run enters its final ten weeks, strong performance pushes luminosity past 90 inverse femtobarns, while lead-ion preparations are ahead of schedule

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  • Accelerator Report: Good performance for some, swift recovery for others

    Accelerator Report: Good performance for some, swift recovery for others

    The LHC pre-injectors delivered excellent availability throughout recent weeks, while an SPS electrical fault and an LHC collimator vacuum leak have been overcome, allowing a successful return to full luminosity production

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  • Accelerator Report: The accelerator complex, between precision repairs and future-facing studies

    Accelerator Report: The accelerator complex, between precision repairs and future-facing studies

    The past weeks brought a mix of hands-on interventions and forward-looking studies across the CERN accelerator complex, while the LHC continued to catch up with the forecast luminosity curve

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  • Accelerator Report:  A summer of hot spells for the LHC

    Accelerator Report: A summer of hot spells for the LHC

    So far the summer run has seen solid progress in luminosity production, but also some unexpected beam and machine behaviour. Careful monitoring revealed a hardware issue, now being closely watched as the LHC continues to perform at full capacity.

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  • Accelerator Report: Focus on luminosity production

    Accelerator Report: Focus on luminosity production

    Following the successful oxygen and neon ion runs, protons are back in the LHC, delivering luminosity at a high rate and slowly catching up with the forecast production rate. In addition, a slight increase of the bunch intensity is being considered

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  • First-ever collisions of oxygen at the LHC

    First-ever collisions of oxygen at the LHC

    The Large Hadron Collider gets a breath of fresh air as it collides beams of protons and oxygen ions for the very first time. Oxygen–oxygen and neon–neon collisions are also on the menu of the next few days

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  • Accelerator Report: The LHC wraps up its first 2025 physics block

    Accelerator Report: The LHC wraps up its first 2025 physics block

    The proton physics run has now been paused for the first block of machine development studies, a technical stop and short oxygen- and neon-ion physics runs. Protons will be back in the machines on 12 July

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