Tag: cosmic rays

  • Cosmic Rays, splashes and test collisions: CMS has seen them all!

    Cosmic Rays, splashes and test collisions: CMS has seen them all!

    As the end of Long Shutdown 2 (LS2) is getting closer, CERN along with the experiments at the Large Hadron Collider (LHC) is preparing to welcome the most awaited Run 3 next year.

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  • A Summer Of Cosmic Rays for CMS

    A Summer Of Cosmic Rays for CMS

    The focus of Run Coordination during Long Shutdown 2 (LS2) is to organize regular detector-commissioning periods which help to closely monitor the advance of maintenance and upgrade activities, to smooth interactions between subsystems.

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  • CMS is never idle

    CMS is never idle

    CMS is eager to see the first collisions of the LHC Run2. The recent news that the LHC restart may be delayed because of a hardware issue gives us extra time to prepare for those collisions.

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  • Asymmetric collisions: smashing protons into lead nuclei

    Asymmetric collisions: smashing protons into lead nuclei

    Our best understanding of the early Universe tells us that a dense medium, known as the quark-gluon plasma (QGP), existed in the first microseconds after the big bang.

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  • Resuming Cosmic runs with the Tracker – Animations

    Resuming Cosmic runs with the Tracker – Animations

    After further maintenance work on the detector here a few event display animations (make sure your Browser settings allow image animations and click on each image to animate them!).

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  • Resuming Cosmic runs with the Tracker

    Resuming Cosmic runs with the Tracker

    After further maintenance work on the detector here are 4 new cosmic events from run 119013

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  • Cosmic tracks in 2.4T magnetic field.

    Cosmic tracks in 2.4T magnetic field.

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  • Over 1 million cosmic ray events taken last night!

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  • Triggered cosmic ray tracks.

    Triggered cosmic ray tracks.

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  • First triggered cosmic ray tracks seen in the Tracker during commissioning, from Christoph Delaere.

    First triggered cosmic ray tracks seen in the Tracker during commissioning, from Christoph Delaere.

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