Advancing the sensitivity of integrated epoxy-based Bragg grating refractometry by high-index nanolayers

In this Letter, we report on significantly improved surrounding RI sensitivity of epoxy polymer waveguide Bragg grating sensors. Uniform ...

Source: Optics Letters - September 28, 2020 Category: Physics Authors: Steffen Hessler Stefan Knopf Mathias Rommel Maiko Girschikofsky Bernhard Schmauss Ralf Hellmann Source Type: research