Integrated Optical Waveguide Bragg Grating Sensing Based on Cladding Thickness Engineering and SPR-Assisted Signal Recovery
Flexible design freedom and multifunctional integration capability are key drivers for the practical deployment of on-chip sensing systems. This paper describes an on-chip waveguide Bragg grating sensor system fabricated via femtosecond laser direct writing, integrating cladding thickness engineering and surface plasmo...