CERN Accelerating science

ATLAS Note
Report number ATL-INDET-PUB-2008-011 ; ATL-COM-INDET-2007-020
Title Study of a twisted ATLAS SCT Barrel deformation as revealed by a photogrammetric survey
Author(s) Dobson, E ; Gibson, S M ; Heinemann, F ; Karagoz-Unel, M
Publication 2007
Imprint 18 Dec 2007
Number of pages mult.
Note See reference ATL-COM-INDET-2007-004 for more detail on the same study.
Subject category Detectors and Experimental Techniques
Accelerator/Facility, Experiment CERN LHC ; ATLAS
Free keywords SCT ; Photogrammetry ; Survey ; Photogrammetric ; Alignment ; Interpolation
Abstract A photogrammetry survey on the SCT barrels was performed as an engineering check on the structure of the ATLAS Semiconductor Tracker (SCT) shortly after construction. Analysis of the data obtained revealed small scale elliptical deformation as well as a twist of the structure. The results of the survey are presented as well as interpolation of the measured targets to the module positions and a comparison with track based alignment measurements.
Copyright/License Preprint: (License: CC-BY-4.0)

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 Datensatz erzeugt am 2007-12-18, letzte Änderung am 2025-08-14


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