Tag: muon

An unstable subatomic particle of the same class as an electron (a lepton), but with a mass around 200 times greater. Muons make up much of the cosmic radiation reaching the Earth’s surface.

  • Studying beautiful flavour transitions

    Studying beautiful flavour transitions

    Studying rare processes is part and parcel of particle physics, providing stringent tests of the Standard Model. At the recent International Conference on High Energy Physics (ICHEP), the CMS and LHCb Collaborations presented their latest research into one such process: the transformation of a beauty quark into a strange quark, a muon and the oppositely charged antimuon (b→sμ+μ–). Flavour transitions – when

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  • ALICE eyes the cosmos

    ALICE eyes the cosmos

    New data from the ALICE experiment, collected when no particle beams were circulating in the LHC during pauses in Run 2, may contribute to solving a puzzle surrounding cosmic muons

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  • NA64 uses the high-energy SPS muon beam to search for dark matter

    NA64 uses the high-energy SPS muon beam to search for dark matter

    The NA64 collaboration has used a muon beam for the first time to search for dark matter and could set new limits for a potential dark Z’ boson

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  • Looking for sterile neutrinos in the CMS muon system

    Looking for sterile neutrinos in the CMS muon system

    CMS presents results of searches for long-lived neutral particles

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