LHC smashes the energy barrier and the physics keeps flowing

Mon 30 Nov 2009

CERN's Large Hadron Collider today became the world's highest energy particle accelerator, having accelerated its twin beams of protons to an energy of 1.18 TeV in the early hours of the morning. Even before this however the physicists had already begun studying the data coming from the LHC.

This latest energy level takes the LHC beyond the previous world record of 0.98 TeV, which had been held by the US Fermi National Accelerator Laboratory’s Tevatron collider since 2001. This is one of the major milestones to the 7 TeV collisions expected next year but GridPP has been very busy even before this. The first "real" data seen in the UK was at the Rutherford Appleton Laboratory which processed some of the first data to come from the LHCb detector.

ATLAS has also been busy with ScotGrid seeing grid jobs at Glasgow from users looking at the very first events from that detector. The Glasgow ScotGrid team (along with sys admins across the globe) have been working together with the ATLAS Minimum Bias group, to provide the very latest patched software on the Glasgow cluster to provide the high quality analysis facility that are need for LHC physics. The group at Glasgow has tried to keep one step ahead so that some of the patches haven't even been installed on the Tier1 sites.

Graeme Stewart is the Tier2 coordinator for ScotGrid and is really happy with everything has been running "We've been using everything from our experience of running a successful site over years to the very latest database access technology for Tier-2 centres. After many years of preparation it's a joy to see LHC data on the cluster and a steady stream of analysis jobs."


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