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  1. The Large Hadron Collider | CERN

    Nov 28, 2010 · The Large Hadron Collider The Large Hadron Collider (LHC) is the world’s largest and most powerful particle accelerator. It consists of a 27-kilometre ring of superconducting magnets with …

  2. Facts and figures about the LHC - CERN

    Facts and figures about the LHC Why is it called the “Large Hadron Collider”? "Large" refers to its size, approximately 27km in circumference "Hadron" because it accelerates protons or ions, which belong …

  3. Accelerators - CERN

    The Large Hadron Collider is the largest and most powerful collider in the world. It boosts the particles in a loop 27 kilometres in circumference at an energy of 6.5 TeV (teraelectronvolts), generating …

  4. And they’re off! The 2025 LHC physics season gets underway

    May 5, 2025 · Today at 13h51, the engineer in charge of the LHC at the CERN Control Centre announced that stable beams had returned to the Large Hadron Collider (LHC), marking the start of …

  5. About CERN

    The Large Hadron Collider (LHC) is the world’s largest and most powerful particle accelerator. It first started up on 10 September 2008, and remains the latest addition to CERN’s accelerator complex.

  6. Heavy-ion run at the LHC begins - CERN

    Nov 6, 2024 · The Large Hadron Collider (LHC) is like an immensely powerful kitchen, designed to cook up some of the rarest and hottest recipes in the Universe, like the quark–gluon plasma, a state of …

  7. A vacuum as empty as interstellar space - CERN

    A vacuum as empty as interstellar space With the first start-up of beams in 2008, the Large Hadron Collider (LHC) became the biggest operational vacuum system in the world With the first start-up of …

  8. First-ever collisions of oxygen at the LHC - CERN

    Jul 1, 2025 · A major event at the Large Hadron Collider (LHC): the accelerator has just collided beams of protons and oxygen ions for the very first time. From 29 June to 9 July, the LHC will switch to a …

  9. ALICE detects the conversion of lead into gold at the LHC - CERN

    May 8, 2025 · In a paper published in Physical Review Journals, the ALICE collaboration reports measurements that quantify the transmutation of lead into gold in CERN’s Large Hadron Collider …

  10. Accelerating: Radiofrequency cavities - CERN

    Assembly of cavities for the HIE-ISOLDE accelerator (Image: Maximilien Brice/CERN) In the Large Hadron Collider (LHC), 16 RF cavities are housed in four cylindrical refrigerators called cryomodules, …