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Additionally, we develop and examine the effects of small, simply-shaped couplers, which are highly inefficient at launching surface waves. We also measure the effects of bends on a large-radius surface waveguide (approximately 24% of a wavelength). We study the propagation of the surface wave with a surrounding medium of air and of sand, which is a lossy medium.","abstract_html":"Cylindrical surface waveguides are extremely useful for transporting a surface wave in one dimension with low attenuation when the medium surrounding the surface waveguide has low attenuation. Additionally, surface waveguides guide a pure low-order mode with no cutoff frequency and low distortion, while higher-order modes are quickly attenuated. In this work, we develop simulations and conduct experiments to design a large-radius surface waveguide which can be measured with existing lab equipment. Additionally, we develop and examine the effects of small, simply-shaped couplers, which are highly inefficient at launching surface waves. We also measure the effects of bends on a large-radius surface waveguide (approximately 24% of a wavelength). We study the propagation of the surface wave with a surrounding medium of air and of sand, which is a lossy medium.","abstract_has_math":false,"creators":["Erickson, Katherine"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Electrical & Computer Engr","degree_department":null,"school":null,"contributors":["Bernhard, Jennifer T."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2012,"date_issued":"2012-05-22T00:14:51Z","date_published":"2012-05-22T00:14:51Z","updated_at":"2026-07-22T22:25:29Z","subjects":["surface waveguide","transmission line","surface waves","waveguide theory"],"languages":["en"],"rights":["Copyright 2012 Katherine Erickson"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/2142/30914","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Bernhard, Jennifer T."]},{"key":"dc:creator","label":"Author","values":["Erickson, Katherine"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2012-05-22T00:14:51Z","2012-05"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Electrical & Computer Engr"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M.S."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["surface waveguide","transmission line","surface waves","waveguide theory"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2012 Katherine Erickson"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/30914"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Cylindrical surface waveguides are extremely useful for transporting a surface wave in one dimension with low attenuation when the medium surrounding the surface waveguide has low attenuation. 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