Gas Electron Multipliers: Development of large area GEMS and spherical GEMS [Elektronische Ressource] / Serge Duarte Pinto. Mathematisch-Naturwissenschaftliche Fakultät

UNIVERSITÄTBONNPhysikalischesInstitutGasElectronMultipliers:Developmentoflargearea u sandspherical u s>ergeuarte9intoGaseousradiationdetectorshavebeenacrucialpartofhigh-energyphysicsinstrumentationsincethe? s,whenthe rstmultiwireproportionalcoun-terswerebuilt.Inthe? sthe rstmicropatterngasdetectors( £ os)sawthelight;withsub-millimeterfeaturesizesthesenoveldetectorswerefasterandmoreaccuratethantheirpredecessors.egaselectronmultiplier( u )isoneofthemostsuccessfulofthesetechnologies.Itisachargemultiplica-tionstructuremadefromacoppercladpolymerfoil,piercedwitharegularanddensepatternofholes.Iwilldescribethepropertiesandtheapplicationof u sand u detectors,andtheresearchanddevelopmentIhavedoneonthistechnology.Twoofthemainobjectiveswerethedevelopmentoflarge?area u s( ∼m)forparticlephysicsexperimentsand u swithaspheri-calshapeforx-rayorneutrondi ractiondetectors.Bothhavebeenrealized,andthenewtechniquesinvolvedare ndingtheirwaytoapplicationsinre-searchandindustry.PhysikalischesInstitut B???- §- - derUniversitätBonn August????Nußallee?? ««?- ? - ƒ?D-¢ ¢BonnUNIVERSITÄTBONNPhysikalischesInstitutGasElectronMultipliers:Developmentoflargearea u sandspherical u s>ergeuarte9intoDieserForschungsberichtwurdealsDissertationvonderMathematisch-Naturwissenscha?lichen-FakultätderUniversitätBonnangenommenundistaufderULBBonnhttp://hss.ulb.uni-bonn.de/diss_onlineelektronischpubliziert.Erscheinungsjahr:????Referent: Prof.