Guided waves (GW) and acoustic emission (AE)-based structural health monitoring (SHM)
have widespread applications in structures, as the monitoring of an entire structure is …

Optical fiber technology has changed the world by enabling extraordinary growth in world-
wide communications and sensing. The rapid development and wide deployment of optical …

A label-free microfluidic immunosensor based on the double helix microfiber coupler
(DHMC) coated with graphene oxide (GO) was proposed for the specific detection of anti …

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 work compares two ultra-high sensitive refractive index (RI) sensors based on metal–
insulator-metal (MIM) waveguides coupled with an elliptical cavity for label-free, low-cost …

In this paper, a temperature sensing structure comprising single-mode fiber (SMF) and dual-
core single-side hole fiber (DCSHF) is introduced and demonstrated to enhance …

In this paper, a new sensor structure is designed, which consists of a metal–insulator–metal
(MIM) waveguide and a circular protrusion and a rectangular triangular cavity (CPRTC). The …

Tilted fiber Bragg grating, which has the advantages of both fiber Bragg grating and long-
period fiber grating, has been widely studied for sensing in many fields, especially in the …

This paper proposes a nanosensor structure consisting of a metal–insulator–metal (MIM)
waveguide with a rectangular root and a double-ring (SRRDR) with a rectangular cavity. In …

A novel optical fiber Vernier effect (VE) biosensor based on cascading Sagnac loops
embedded with excessively tilted fiber grating (ExTFG) is proposed for the label free and …