2026-04-19T10:25:25Zhttps://recercat.cat/oai/request

oai:recercat.cat:2117/977182026-01-12T08:06:00Zcom_2072_1033col_2072_452950

Hybrid waves guided by ultrathin films Torner Sabata, Lluís Pérez Torres, Juan Ojeda, C. Mihalache, Dumitru Universitat Politècnica de Catalunya. Departament de Teoria del Senyal i Comunicacions Universitat Politècnica de Catalunya. FOTONICA - Grup de Recerca de Fotònica Àrees temàtiques de la UPC::Enginyeria de la telecomunicació Telecommunication Optical waveguide theory Optical films Refractive index Optical planar waveguides Birefringence Optical switches Telecomunicació Abstract: The existence conditions and waveguiding properties of new hybrid, TE-dominant waveguide modes of properly tailored waveguides consisting on ultrathin films cladded by a positive birefringent crystal are analyzed. The results show that the existence conditions of such waves strongly depend on the waveguide parameters. Accordingly, the related guided-to-radiated wave transition holds promise for switching applications requiring a strong sensitive dependence on the material refractive index values. Peer Reviewed Postprint (published version) 1995-09 Article Torner, L., Juan P. Torres, Ojeda, C., Mihalache, D. Hybrid waves guided by ultrathin films. "Journal of lightwave technology", Setembre 1995, vol. 13, núm. 9, p. 2027-2033. 0733-8724 https://hdl.handle.net/2117/97718 10.1109/50.469732 eng http://ieeexplore.ieee.org.recursos.biblioteca.upc.edu/document/469732/ http://creativecommons.org/licenses/by-nc-nd/3.0/es/ Open Access 7 p. application/pdf