Category: Article

  • A bound on the natural width of the Higgs boson

    A bound on the natural width of the Higgs boson

    CMS has improved the constraints on the Higgs width, a fundamental property of this unique new particle, by more than two orders of magnitude.

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  • Higgs – not yet flipping

    Higgs – not yet flipping

    PDF version “Yesterday’s sensation is today’s calibration.” – R. P. Feynman “…and tomorrow’s background.” – V. L. Telegdi

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  • How “green” are we? The environmental footprint of an LHC detector

    How “green” are we? The environmental footprint of an LHC detector

    At the time when the minds of a few physicists are occupied with the design of a new detector, and the first meetings take place around a coffee table with detector engineers, the subjects discussed the most are the intensity and homogeneity of the magnetic field, the hermetic nature of the calorimeters, the material budget…

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  • The last of the single tops

    The last of the single tops

    Recently the Tevatron reported the observation of the production of single top quarks in the s-channel.

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  • CMS Internal Newsletter, March 21, 2014

    CMS news from the past two weeks: YB-1 wheel closed; course now set towards physics re-start Stable Cold Tracker Operation Established (aka: the Tracker is Cool!)

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  • Upgrading the CMS Control Room

    Upgrading the CMS Control Room

    The CMS control room is the heart of CMS operations, located at LHC point 5 in Cessy, France.

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  • Physics News (Mar 21, 2014)

    In the past two weeks we had the final round of approvals for Moriond EW that is taking place during the week of Mar 17-22. The results approved are: EXO-12-030: a search for pair-production of third generation scalar leptoquarks decaying to top quark and tau lepton pairs.

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  • En route to 2015: Alignment and Calibration Workshop

    A workshop on Alignment and Calibration (AlCa), organized by the PPD and DPG Coordinations, was held at CERN from the 17th to the 19th of March (https://indico.cern.ch/event/306000/).

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  • YB-1 wheel closed; course now set towards physics re-start

    YB-1 wheel closed; course now set towards physics re-start

    The last few months have seen several important objectives of the CMS LS1 programme completed, giving increasing confidence in the final outcome.

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  • A cool Tracker! Cold operation established for subdetector

    A cool Tracker! Cold operation established for subdetector

    The Tracker is a subdetector that is located closest to the collision point of the LHC’s particle beams inside the CMS detector.

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