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MDT Ageing Studies: Results of the measurements conducted at the Gamma Irradiation Facility GIF between autumn 2001 and summer 2003

This note summarizes the results of MDT ageing studies conducted at the CERN Gamma Irradiation Facility GIF between autumn 2001 and summer 2003, using for the first time a series-production MDT chamber (of type BIS) and a prototype of the gas recirculation system to be installed at Atlas. The main o...

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Detalles Bibliográficos
Autores principales: Zimmermann, S, Cernoch, C
Lenguaje:eng
Publicado: 2004
Materias:
Acceso en línea:http://cds.cern.ch/record/771692
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author Zimmermann, S
Cernoch, C
author_facet Zimmermann, S
Cernoch, C
author_sort Zimmermann, S
collection CERN
description This note summarizes the results of MDT ageing studies conducted at the CERN Gamma Irradiation Facility GIF between autumn 2001 and summer 2003, using for the first time a series-production MDT chamber (of type BIS) and a prototype of the gas recirculation system to be installed at Atlas. The main outcome of the measurements was a very high sensitivity towards any silicone contamination of the Atlas MDTs when operated in a high rate environment. The ageing effects observed were traced to several contaminated parts in the off-chamber gas system, proving the paramount importance of an effective quality control during the gas system assembly and component selection process.
id cern-771692
institution Organización Europea para la Investigación Nuclear
language eng
publishDate 2004
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spelling cern-7716922019-09-30T06:29:59Zhttp://cds.cern.ch/record/771692engZimmermann, SCernoch, CMDT Ageing Studies: Results of the measurements conducted at the Gamma Irradiation Facility GIF between autumn 2001 and summer 2003Detectors and Experimental TechniquesThis note summarizes the results of MDT ageing studies conducted at the CERN Gamma Irradiation Facility GIF between autumn 2001 and summer 2003, using for the first time a series-production MDT chamber (of type BIS) and a prototype of the gas recirculation system to be installed at Atlas. The main outcome of the measurements was a very high sensitivity towards any silicone contamination of the Atlas MDTs when operated in a high rate environment. The ageing effects observed were traced to several contaminated parts in the off-chamber gas system, proving the paramount importance of an effective quality control during the gas system assembly and component selection process.ATL-MUON-2004-019oai:cds.cern.ch:7716922004-07-12
spellingShingle Detectors and Experimental Techniques
Zimmermann, S
Cernoch, C
MDT Ageing Studies: Results of the measurements conducted at the Gamma Irradiation Facility GIF between autumn 2001 and summer 2003
title MDT Ageing Studies: Results of the measurements conducted at the Gamma Irradiation Facility GIF between autumn 2001 and summer 2003
title_full MDT Ageing Studies: Results of the measurements conducted at the Gamma Irradiation Facility GIF between autumn 2001 and summer 2003
title_fullStr MDT Ageing Studies: Results of the measurements conducted at the Gamma Irradiation Facility GIF between autumn 2001 and summer 2003
title_full_unstemmed MDT Ageing Studies: Results of the measurements conducted at the Gamma Irradiation Facility GIF between autumn 2001 and summer 2003
title_short MDT Ageing Studies: Results of the measurements conducted at the Gamma Irradiation Facility GIF between autumn 2001 and summer 2003
title_sort mdt ageing studies: results of the measurements conducted at the gamma irradiation facility gif between autumn 2001 and summer 2003
topic Detectors and Experimental Techniques
url http://cds.cern.ch/record/771692
work_keys_str_mv AT zimmermanns mdtageingstudiesresultsofthemeasurementsconductedatthegammairradiationfacilitygifbetweenautumn2001andsummer2003
AT cernochc mdtageingstudiesresultsofthemeasurementsconductedatthegammairradiationfacilitygifbetweenautumn2001andsummer2003