Marini, Stephan; Mattes, Michael; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique(Institute of Electrical and Electronics Engineers (IEEE), 2011-11)
In this letter, a method for the improved consideration of propagation losses in metallic waveguide structures is presented. The method relies on the perturbation of the boundary conditions on the metallic walls of the ...
García-Cortijo, Sergi; Gasulla Mestre, Ivana(Institute of Electrical and Electronics Engineers, 2020-08)
[EN] Optical fibers featuring multi-layer refractive index profiles have been widely investigated and developed in a variety of scenarios, including space-division multiplexing transmission, fiber sensing, loss and dispersion ...