A resonant cavity waveguide device structure is reported which uses a grating structure to couple the vertical incident light into the waveguide. A thin, high-refractive-index waveguide is used to attain high sensor sensitivity for the surface refractive index variation measurement.
|Publication status||Published - 2009|
- optical resonator
- optical waveguide
ASJC Scopus subject areas
- Atomic and Molecular Physics, and Optics