Integration of Detectors Into a Large Experiment: Examples From ATLAS and CMS

Integration of Detectors Into a Large Experiment: Examples From ATLAS andCMS, part of 'Landolt-Börnstein - Group I Elementary Particles, Nuclei and Atoms: Numerical Data and Functional Relationships in Science and Technology, Volume 21B2: Detectors for Particles and Radiation. Part 2: Systems and Applications'. This document is part of Part 2 'Principles and Methods' of Subvolume B 'Detectors for Particles and Radiation' of Volume 21 'Elementary Particles' of Landolt-Börnstein - Group I 'Elementary Particles, Nuclei and Atoms'. It contains the Chapter '5 Integration of Detectors Into a Large Experiment: Examples From ATLAS and CMS' with the content: 5 Integration of Detectors Into a Large Experiment: Examples From ATLAS and CMS 5.1 Introduction 5.1.1 The context 5.1.2 The main initial physics goals of ATLAS and CMS at the LHC 5.1.3 A snapshot of the current status of the ATLAS and CMS experiments 5.2 Overall detector concept and magnet systems 5.2.1 Overall detector concept 5.2.2 Magnet systems 5.2.2.1 Radiation levels 5.2.3 Lessons learned from the construction experience 5.2.3.1 Time-scales, project phases and schedule delays 5.2.3.2 Physicists and engineers: how to strike the right balance? 5.2.3.3 International and distributed: a strength or a weakness? 5.2.3.4 A well integrated and strong Technical Co-ordination team 5.3 Inner tracking system 5.3.1 Introduction 5.3.2 Construction experience 5.3.2.1 General aspects 5.3.2.2 Silicon-strip and straw tube trackers 5.3.2.3 Pixel detectors 5.4 Calorimeter system 5.4.1 General considerations 5.4.1.1 Performance requirements 5.4.1.2 General features of electromagnetic calorimetry 5.4.1.3 General features of hadronic calorimetry 5.4.2 Construction experience and measured performance in test beam 5.5 Muon spectrometer system 5.5.1 General considerations 5.5.1.1 Muon chamber types 5.5.1.2 Muon chamber alignment and B-field reconstruction 5.5.1.3 Alignment 5.5.2 Construction experience and measured performance in laboratory and test beam 5.6 Trigger and data acquisition system 5.6.1 General considerations 5.6.2 L1 trigger system 5.6.2.1 Muon trigger 5.6.2.2 Calorimeter trigger 5.6.3 High-level trigger and data acquisition systems 5.6.3.1 Data acquisition 5.6.3.2 High-level trigger 5.7 Computing and Software 5.7.1 Computing Model 5.7.1.1 Event Data Model 5.7.1.2 Data Flow and Processing 5.7.2 Software 5.7.3 Analysis Model 5.8 Expected performance of installed detectors 5.8.1 Tracker performance 5.8.2 Calorimeter performance 5.8.2.1 Electromagnetic calorimetry 5.8.2.2 Hadronic calorimetry 5.8.3 Muon performance 5.8.4 Trigger performance 5.9 Conclusion