Author: CMS Collaboration

  • 7 TeV Collisions (30th March)

    The first 7 TeV (3.5 TeV + 3.5 TeV) collisions took place on 30th March 2010, starting around 1pm local (Geneva) time and lasting for about 3.5 hours.

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  • First Beams of 2010

    After the success of the LHC restart in late 2009, the machine had its first Technical Shutdown over the Christmas period, lasting until the end of February.

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  • CMS Awards to Tracker colleagues

    CMS Awards to Tracker colleagues

    As the LHC has delivered the first collisions and the first CMS physics paper with collision data is published, in a memorable ceremony Awards for Outstanding Achievements in the Construction of the CMS detector were given to 100 collaborators.

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  • The first 7 TeV LHC collisions and the CMS Tracker

    The first 7 TeV LHC collisions and the CMS Tracker

    On March 30th at 12.58 LHC delivered to CMS for the first time 7 TeV Ecm collisions.

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  • 2.4 TeV Collisions

    On 14th December, just 3 weeks after its restart, the LHC collided 1.18TeV beams of protons in CMS for the first time.

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  • 900 GeV Collisions

    On 23rd November the LHC collided 450 GeV beams of protons for the first time (see here) but only for a short period as a trial.

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  • An exciting first day of LHC clean collisions for the Tracker!

    An exciting first day of LHC clean collisions for the Tracker!

    Today LHC delivered to CMS a total of about 5 hours of clean collisions and we have recorded about 11000 min bias BSC triggers.

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  • Full Tracker on for the first time with Beam

    Full Tracker on for the first time with Beam

    This morning between 8:20 and 8:50 for the first time the full Tracker (Strips and Pixel) was turned ON and successfully collected data in Global run with a quiet single beam running in LHC.

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  • First Tracks with the real LHC beams

    First Tracks with the real LHC beams

    TOB was turned ON today after LHC Opearation declared stable beams for a while.

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  • First LHC Beam1-Beam2 Collision events seen in the Tracker

    First LHC Beam1-Beam2 Collision events seen in the Tracker

    Only TOB was turned ON today after LHC Opearation declared stable beams for a while.

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