{"id":{"repo_id":"mit","oai_identifier":"oai:dspace.mit.edu:1721.1/16645"},"canonical_url":"https://search.dev.ndltd.org/etd/mit/oai:dspace.mit.edu:1721.1/16645","repository":{"repo_id":"mit","name":"MIT","base_url":"https://dspace.mit.edu/oai/request"},"display":{"title":"A transition radiation detector and gas supply system for AMS","abstract":"Alpha Magnetic Spectrometer is an experiment that will be on the International Space Station for three years. It will look for anti-matter and dark matter. Supersymmetric dark matter could produce an excess in the 10-300GeV positron spectrum. A 10-6 separation of positrons from the more abundant protons is planned for this signal. A TRD (Transition Radiation Detector) has been designed to achieve these physics goals. Besides the radiator, the TRD is a gaseous detector that needs a gas system providing signal stability to 3%. 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The design, and construction of the TRD gas supply system is described with emphasis on the electronics control.","abstract_has_math":false,"creators":["Demirköz, Bilge Melahat, 1980-"],"institution":"Massachusetts Institute of Technology","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":"Massachusetts Institute of Technology. Dept. of Physics.","school":null,"contributors":[],"advisors":["Ulrich J. Becker."],"committee_chairs":[],"committee_members":[],"year":2004,"date_issued":"2004","date_published":"2004","updated_at":"2026-07-22T22:21:16Z","subjects":["Physics."],"languages":["eng"],"rights":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. 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