EntityQ354724· pop 35· linked from 214 articleselectromagnetic waveguideSign in to savestructure used to propagate electromagnetic wavesConnectionsextremely high frequencyEntityoptical waveguideEntityTransverse modeEntityelectromagnetic radiationEntitycoaxial cableEntityboundary value problemEntityGeorge Clark SouthworthEntityAlbert EinsteinPersongoldEntitysilverEntitycopperEntityBenjamin FranklinEntityNikola TeslaEntityelectricityEntityfungiEntitynitrogenEntityCarl Friedrich GaussEntityMichael FaradayEntityargonEntityInternational Standard Book NumberEntityCategoriesElectrodynamicsMicrowave technologyTelecommunications engineeringWave mechanics