Slot waveguide has emerged as a potential candidate for the design of evanescent field
absorption based photonic gas sensors, etc. In this paper, three different slot waveguide …

This study focuses on investigating how changes in temperature affect the sensitivities of an
optical sensor that uses a SiO2: TiO2 planar waveguide, with particular emphasis on the …

In this paper, a surface-enhanced Raman scattering (SERS) sensor with a giant field
enhancement factor based on the coupling of surface plasmon polaritons (SPPs) is …

In order to analyze the temperature drift simulation and compensation method of evanescent
wave organic matter sensor. This paper introduces the optical fiber evanescent wave …

We propose a slot waveguide-based evanescent field absorption gas sensor operating at a
2.86-micrometer wavelength for sensing N2O gas. A detailed analysis is carried out for two …

Threshold conditions to realize electric field enhancement and energy confinement in the
low-refractive-index core of nanoscale waveguides are studied by solving the field function …

The effect of source, geometrical and physical parameters of slab waveguide on the
sensitivity of optical sensor and its evanescent field have been investigated. The …

In this work, we have studied the influence of the source's wavelength, geometrical and
physical parameters on the sensitivity of uniaxial anisotropic planar optical sensor. Our study …