Intro -- Contents -- Foreword -- 1. Towards the ATLAS Letter of Intent -- 1.1 The early historical context -- 1.2 The physics case for the LHC: A brief history -- 1.3 The LHC design and its early evolution -- 1.4 Early ideas about instrumentation and detector requirements -- 1.5 Research and development (R&amp -- D) to meet the LHC challenges -- 1.6 Proto-collaborations for the Evian meeting -- 1.7 Merging of toroid concepts, the ATLAS Letter of Intent -- ATLAS first data taking -- 2. The ATLAS Detector Today -- 2.1 The ATLAS detector layout -- 2.2 The ATLAS magnet system -- 2.3 The Muon Spectrometer -- 2.4 The calorimeters -- 2.5 The Inner Detector -- 2.6 The forward detectors -- 2.7 The trigger and data-acquisition system -- ATLAS operations today and acting on the unforeseen -- Interactions with the LHC and with the other experiments -- 3. Building up the Collaboration -- 3.1 The initial years and the global international context -- 3.2 Reaching out to the world -- 3.3 The ATLAS organisation -- It's a PROC's life. . . -- Data quality as seen by the liquid argon team -- 4. From the LoI to the Detector Construction -- 4.1 Early technology decisions -- 4.2 The example of the toroid magnet technology choice -- 4.3 Descoping to meet the CORE budget -- 4.4 The Technical Design Reports -- 4.5 CORE costs, overcosts and costs to completion -- 4.6 Sharing the operation costs -- Luminosity and a van der Meer scan -- From data to big data in ATLAS -- 5. Detector Construction Around the World -- 5.1 The magnet system -- 5.2 The Inner Detector and its subsystems -- 5.2.1 The Pixel Detector -- 5.2.2 The SemiConductor Tracker (SCT) -- 5.2.3 The Transition Radiation Tracker (TRT) -- 5.3 The LAr accordion electromagnetic calorimetry -- 5.3.1 Common procurements from industry -- 5.3.2 Construction of the modules -- 5.3.3 Assembly at CERN.

5.3.4 Construction and installation of the electronics -- 5.4 The Hadronic Endcap and Forward Calorimeters -- 5.4.1 Hadronic Endcap Calorimeter (HEC) -- 5.4.2 Forward Calorimeter (FCal) -- 5.5 Cryostats and feedthroughs -- 5.6 The Tile Calorimeter -- 5.6.1 Submodule and module absorber structure -- 5.6.2 Module instrumentation -- 5.6.3 Electronics integration -- 5.6.4 Pre-assembly and installation into ATLAS -- 5.7 Muon Spectrometer chambers -- 5.7.1 Muon momentum measurement: MDTs and CSCs -- 5.7.2 Muon trigger chambers: RPCs in the barrel -- 5.7.3 Muon trigger chambers: TGCs in the endcap -- 5.7.4 Alignment system -- 5.8 Forward detectors -- 5.9 The trigger and data acquisition systems -- 5.9.1 The trigger system -- 5.9.2 The data acquisition, DAQ -- Inner-detector material radiography -- The road to the first minimum-bias publication -- 6. Installation of the Detectors and Technical Coordination -- 6.1 Cavern and civil engineering -- 6.2 Feet and rails, access structures, shielding -- 6.3 Magnet system installation -- 6.4 Installation of detector components -- 6.5 Cables and pipes -- 6.6 Detector closing and opening -- 6.7 Control room -- 6.8 Technical Coordination and schedules -- A very different sort of ATLAS Upgrade Week -- Test beam adventures -- 7. Trigger, Software and Computing -- 7.1 The ATLAS software for reconstruction and simulation -- 7.1.1 The Athena software framework -- 7.1.2 The ATLAS simulation -- 7.1.3 Event reconstruction -- 7.2 Event selection at the trigger level -- 7.3 Data preparation -- 7.4 The worldwide computing grid and ATLAS computing -- LHC Day One: In the ATLAS computing control room -- Earth, Wind, and Fire. And Water too. -- 8. From Testbeams to First Physics -- 8.1 From components to combined testbeams -- 8.2 Calibration and alignment -- 8.2.1 Calibration and alignment of the detector subsystems.

8.2.2 Calibration of physics objects -- 8.3 Commissioning with cosmic rays in the pit -- 8.4 First low energy collisions -- 8.5 First glimpse at the ATLAS performance -- 8.6 Re-discovering the Standard Model -- Jet substructure in ATLAS -- Taming pile-up -- 9. Highlights of Physics Results (2010-2018) -- 9.1 The discovery of the Higgs boson -- 9.1.1 A textbook discovery -- 9.1.2 A gift of nature -- 9.1.3 The discovery channels -- 9.1.4 The precise measurement of the mass of the Higgs boson -- 9.1.5 From "Higgs-like" to the Higgs boson -- 9.1.6 Evidence of Yukawa couplings to fermions -- 9.1.7 Does the discovered boson interact as predicted by the SM? -- 9.1.8 A flurry of new ideas redefining the landscape of Higgs physics -- 9.1.9 Higgs physics at Run-2 and beyond -- 9.1.10 Outlook -- 9.2 Measurements of Standard Model processes -- 9.2.1 Minimum bias, jet and single gauge boson processes -- 9.2.2 Diboson and triboson processes -- 9.2.3 The bottom quark -- 9.2.4 The top quark -- 9.3 Searches for new phenomena beyond the Standard Model -- 9.3.1 The hunt begins -- 9.3.2 Motivation to search for extension to the Standard Model -- 9.3.3 Search techniques -- 9.3.4 Pair production searches -- 9.3.5 Dark matter searches -- 9.3.6 Searches for extra dimensions -- 9.3.7 New types of quarks -- 9.3.8 Extreme exotica -- 9.3.9 Outlook: Searches in the next decades -- 9.4 Supersymmetry -- 9.4.1 A brief history of SUSY at ATLAS -- 9.4.2 Searches for first- and second-generation squark and gluinos -- 9.4.3 The quest for third-generation squarks -- 9.4.4 The new challenge: Electroweak SUSY partners -- 9.4.5 R-parity violation and long-lived particles -- 9.5 Heavy-ion physics -- The road to the first ATLAS 13TeV results -- The road to the first ATLASW-mass measurement -- 10. Towards the High-Luminosity LHC -- 10.1 Setting the stage -- 10.1.1 LHC and ATLAS upgrade plans.

10.1.2 ATLAS performance at the High-Luminosity LHC -- 10.1.3 The ATLAS physics programme at the HL-LHC -- 10.2 Improvements during the first long shutdown, LS-1 -- 10.2.1 The Pixel Detector upgrade -- 10.2.2 New read-out services for the Pixel Detector -- 10.3 Detector upgrades for increasing luminosities, Phase-I -- 10.3.1 First-level calorimeter and topological trigger upgrades -- 10.3.2 A fast-tracking system, FTK, for the trigger -- 10.3.3 New inner endcap muon chambers - the New Small Wheels -- 10.4 Major detector upgrades for HL-LHC, Phase-II -- 10.4.1 The inner tracker upgrade (ITk) -- 10.4.2 The upgrade of the calorimeter read-out electronics -- 10.4.3 A new High Granularity Timing Detector in the forward region -- 10.4.4 The Muon Spectrometer upgrade -- 10.4.5 The trigger and data acquisition upgrade -- ATLAS: Readying for the future -- 11. ATLAS Collaboration: Life and its Place in Society -- 11.1 ATLAS Collaboration today -- 11.2 ATLAS Weeks in the world and times for celebration -- 11.3 Reaching out and sharing: ATLAS education and outreach -- Concluding Remarks -- Further Readings -- Institutions of the ATLAS Collaboration and ATLAS Computing Centres -- Contributors.

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Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2022. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.