Design and fabrication of silicon oxynitride based evanescent optical waveguide sensor for rapid detection of adulteration in petrol

A Dutta, B Deka, PP Sahu - Procedia Engineering, 2013 - Elsevier
In this paper we report on the design and fabrication of an Evanescent Optical Waveguide
Sensor (EOWS) using silicon oxynitride (SiON) as the core layer on silica-silicon wafer and …