{"id":{"repo_id":"carleton","oai_identifier":"oai:carleton.scholaris.ca:20.500.14718/29683"},"canonical_url":"https://search.dev.ndltd.org/etd/carleton/oai:carleton.scholaris.ca:20.500.14718/29683","repository":{"repo_id":"carleton","name":"Carleton University","base_url":"https://carleton.scholaris.ca/server/oai/request"},"display":{"title":"Studies on a microwave dragging technique for measuring electron drift velocity","abstract":"This thesis is concerned with the measurement of electron drift velocity in the positive column of an unmagnetized, low pressure, arc discharge using a microwave dragging technique based on Fizeau's famous experiment. The discharge is analyzed as if it were a cold plasma drifting with a velocity equal to the average electron drift velocity through the discharge; and to this end, an expression is developed which relates the index of refraction in the observer's coordinate system to that in the rest system of the plasma.The experimental arrangement used to attempt these measurements is described, but the actual measurements were unsuccessful. Calculations were performed assuming a magnetized plasma, and encouraging results were obtained.Electron density measurements made on the positive column of the discharge yielded values of 1.5 x 10^12 to 2.0 x 10^12 electrons per cm^3.","abstract_html":"This thesis is concerned with the measurement of electron drift velocity in the positive column of an unmagnetized, low pressure, arc discharge using a microwave dragging technique based on Fizeau's famous experiment. The discharge is analyzed as if it were a cold plasma drifting with a velocity equal to the average electron drift velocity through the discharge; and to this end, an expression is developed which relates the index of refraction in the observer's coordinate system to that in the rest system of the plasma.The experimental arrangement used to attempt these measurements is described, but the actual measurements were unsuccessful. Calculations were performed assuming a magnetized plasma, and encouraging results were obtained.Electron density measurements made on the positive column of the discharge yielded values of 1.5 x 10^12 to 2.0 x 10^12 electrons per cm^3.","abstract_has_math":false,"creators":["Gray, Robert Bruce"],"institution":"Carleton University","degree_name":"Master of Engineering (M.Eng.)","degree_level":"Master's","degree_discipline":"Engineering, Electrical","degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1970,"date_issued":"1970","date_published":"1970","updated_at":"2026-07-24T01:34:30Z","subjects":[],"languages":["en"],"rights":["Copyright © 1970 the author(s). Theses may be used for non-commercial research, educational, or related academic purposes only. Such uses include personal study, research, scholarship, and teaching. Theses may only be shared by linking to Carleton University Institutional Repository and no part may be used without proper attribution to the author. No part may be used for commercial purposes directly or indirectly via a for-profit platform; no adaptation or derivative works are permitted without consent from the copyright owner."],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier.doi","label":"DOI","values":["10.22215/etd/1970-13016"],"render_values":[{"text":"10.22215/etd/1970-13016","href":"https://doi.org/10.22215/etd/1970-13016","code":true}]}]},"links":{"outbound_url":"https://hdl.handle.net/20.500.14718/29683","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Gray, Robert Bruce"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2025-04-08T16:59:13Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2025-04-08T16:59:13Z"]},{"key":"dc:date.issued","label":"Date","values":["1970"]},{"key":"dc:publisher","label":"Institution","values":["Carleton University"]},{"key":"dc:type","label":"Dc Type","values":["thesis"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Engineering, Electrical"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Master's"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Engineering (M.Eng.)"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright © 1970 the author(s). 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The discharge is analyzed as if it were a cold plasma drifting with a velocity equal to the average electron drift velocity through the discharge; and to this end, an expression is developed which relates the index of refraction in the observer's coordinate system to that in the rest system of the plasma.The experimental arrangement used to attempt these measurements is described, but the actual measurements were unsuccessful. Calculations were performed assuming a magnetized plasma, and encouraging results were obtained.Electron density measurements made on the positive column of the discharge yielded values of 1.5 x 10^12 to 2.0 x 10^12 electrons per cm^3."]},{"key":"dc:title","label":"Title","values":["Studies on a microwave dragging technique for measuring electron drift velocity"]}]}],"canonical_facts":{"dc:creator":["Gray, Robert Bruce"],"dc:date.accessioned":["2025-04-08T16:59:13Z"],"dc:date.available":["2025-04-08T16:59:13Z"],"dc:date.issued":["1970"],"dc:description.abstract":["This thesis is concerned with the measurement of electron drift velocity in the positive column of an unmagnetized, low pressure, arc discharge using a microwave dragging technique based on Fizeau's famous experiment. The discharge is analyzed as if it were a cold plasma drifting with a velocity equal to the average electron drift velocity through the discharge; and to this end, an expression is developed which relates the index of refraction in the observer's coordinate system to that in the rest system of the plasma.The experimental arrangement used to attempt these measurements is described, but the actual measurements were unsuccessful. Calculations were performed assuming a magnetized plasma, and encouraging results were obtained.Electron density measurements made on the positive column of the discharge yielded values of 1.5 x 10^12 to 2.0 x 10^12 electrons per cm^3."],"dc:identifier.doi":["10.22215/etd/1970-13016"],"dc:identifier.uri":["https://hdl.handle.net/20.500.14718/29683"],"dc:language.iso":["en"],"dc:publisher":["Carleton University"],"dc:rights":["Copyright © 1970 the author(s). Theses may be used for non-commercial research, educational, or related academic purposes only. Such uses include personal study, research, scholarship, and teaching. Theses may only be shared by linking to Carleton University Institutional Repository and no part may be used without proper attribution to the author. No part may be used for commercial purposes directly or indirectly via a for-profit platform; no adaptation or derivative works are permitted without consent from the copyright owner."],"dc:title":["Studies on a microwave dragging technique for measuring electron drift velocity"],"dc:type":["thesis"],"thesis:degree_discipline":["Engineering, Electrical"],"thesis:degree_level":["Master's"],"thesis:degree_name":["Master of Engineering (M.Eng.)"]},"updated_at":"2026-07-24T01:34:30Z"}