Status of the ATLAS Liquid Argon Calorimeter and its performance after one year of LHC operation

被引:0
作者
Hoffman, Julia [1 ]
机构
[1] So Methodist Univ, Dept Phys, Dallas, TX 75205 USA
来源
PROCEEDINGS OF THE 2ND INTERNATIONAL CONFERENCE ON TECHNOLOGY AND INSTRUMENTATION IN PARTICLE PHYSICS (TIPP 2011) | 2012年 / 37卷
关键词
ATLAS; Liquid Argon Calorimeter; LAr; LHC; LHC operation; CERN;
D O I
10.1016/j.phpro.2012.05.326
中图分类号
O59 [应用物理学];
学科分类号
摘要
The ATLAS experiment is designed to study the proton-proton collisions produced at the LHC with a centre-of-mass energy of 14 TeV. Liquid Argon (LAr) sampling calorimeters are used in ATLAS for all electromagnetic calorimetry covering the pseudorapidity region vertical bar eta vertical bar <3.2, as well as for hadronic calorimetry from eta = 1.4 to eta = 4.8. An overview of the system is shown as well as a discussion of its operation and performance at root s = 900 GeV and 7 TeV since the start of LHC running. The latest status of the detector as well as problems and solutions addressed during the last years are also discussed. (C) 2012 Published by Elsevier B.V. Selection and/or peer review under responsibility of the organizing committee for TIPP 11.
引用
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页码:271 / 278
页数:8
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