Photonic crystal fibers are a kind of fiber optics that present a diversity of new and improved
features beyond what conventional optical fibers can offer. Due to their unique geometric …

Since the early conceptual and practical demonstrations in the late 1990s, photonic crystal
fibers (PCFs) have attracted considerable interest by virtue of their promise to deliver a …

This paper describes the structure design, parameters optimization, and performance test of
a fiber Bragg grating strain sensor with features of surface-mounting and reusability. Flexure …

Fiber-reinforced plastic (FRP) composites are utilized extensively in various high-end
industries. Therefore, developing a proper sensing and monitoring system is crucial to …

Core diameter mismatch structures are proposed and experimentally investigated for
curvature and vibration sensing. Two configurations are suggested, one approach uses a …

In this paper we propose a novel kind of multi-point vibration sensor based on the
polarization properties of light. Its principle relies on the combination of mechanical …

A novel hollow core photonic crystal fiber (PCF) is proposed for biochemical analyte
detection in the terahertz regime. The prime objective of the work is to increase the …

A novel means of metal packaging of a fiber Bragg grating (FBG) sensor using stainless
steel and tin, together with high temperature resistant samarium cobalt (SmCo) magnet is …

A structure of multimode-three-core-multimode (MTM) fiber for low-frequency vibration
detection is proposed. Firstly, the sensing principle and simulation aiming curvature …

In view of the existing electrical vibration monitoring traditional hydraulic pump vibration
sensor, the high false alarm rate is susceptible to electromagnetic interference and is not …