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Optical properties of SiO2–TiO2 thin film waveguides obtained by the sol–gel method and their applications for sensing purposes

Materials SciencePhotonicsWaveguidesOptical MaterialsEngineeringPhotonic SensorOptical PropertiesOptical SensorApplied PhysicsSol–gel MethodThin FilmsOptoelectronicsOptical SensorsPlanar Waveguide Sensor