RT info:eu-repo/semantics/article T1 Silicon nitride bent asymmetric coupled waveguides with partial Euler bends A1 Chamorro Posada, Pedro K1 Silicon nitride K1 Silicio K1 Nitrógeno K1 Numerical analysis K1 Análisis numérico K1 Mathematics K1 Geometry K1 Photonics K1 Fotónica K1 Optical detectors K1 Detectores K1 Microelectromechanical systems K1 Optical wave guides K1 Guías de ondas K1 Telecomunicaciones, Sistemas de K1 12 Matemáticas K1 1204 Geometría K1 3325 Tecnología de las Telecomunicaciones AB Waveguide geometries combining bent asymmetric coupled structures and adiabatic transitions shaped as partial Euler bends are put forward and theoretically analyzed in this work. Designs aiming to reduce the radiation loss, with application in curved waveguide sections and Q-enhanced microresonators, and polarization selection geometries, both for the silicon nitride platform, are studied using highly accurate numerical techniques. PB MDPI SN 2304-6732 YR 2024 FD 2024 LK https://uvadoc.uva.es/handle/10324/68080 UL https://uvadoc.uva.es/handle/10324/68080 LA eng NO Photonics, 2024, Vol. 11, Nº. 3, 218 NO Producción Científica DS UVaDOC RD 22-nov-2024