APSNW_06 - APSNW Henry Lubatti 1 ATLAS CERN-RRB-2004-152 Henry Lubatti APSNW ATLAS at LHC APSNW Henry Lubatti 2 CERN/LHC Arial view as we arrive in

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Unformatted text preview: May 20, 2006 APSNW Henry Lubatti 1 ATLAS CERN-RRB-2004-152 Henry Lubatti APSNW May 20, 2006 ATLAS at LHC May 20, 2006 APSNW Henry Lubatti 2 CERN/LHC Arial view as we arrive in Geneva May 20, 2006 APSNW Henry Lubatti 3 LHC Underground Schematic May 20, 2006 APSNW Henry Lubatti 4 LHC LHC is a 7 TeV proton accelerator/storage ring 27 Km circumference,50 to 175 m underground pp collisions at 14 TeV cm energy Two multipurpose detectors: CMS and ATLAS Two “smaller” experiments LHCb designed to study b-physics ALICE designed for heavy ion collision physics Two beams with 2808 bunches each At full design luminosity 1.15×10 11 protons per bunch (order 10 14 protons/beam) Beams 16 mm, transverse, at collision Total beam energy is 334 MJ- about 120 kg TNT 1232 dipole magnets each 14.3 m long provide 8.4 Tesla field, 11.7 KA and total stored energy of 11GJ One beam crossing every 25 ns with with gaps in bunches gives about 32 MHz crossing rate and 19 collisions per crossing at peak design luminosity or 600 million inelastic event per second May 20, 2006 APSNW Henry Lubatti 5 Generating proton beams Need a complex of accelerators that all must work at the same time!...
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This note was uploaded on 01/28/2012 for the course PHYSICS 433 taught by Professor Henrylubatti during the Fall '11 term at University of Washington.

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APSNW_06 - APSNW Henry Lubatti 1 ATLAS CERN-RRB-2004-152 Henry Lubatti APSNW ATLAS at LHC APSNW Henry Lubatti 2 CERN/LHC Arial view as we arrive in

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