Specialty fibers have enabled a wide range of sensing applications. Particularly, with the
recent advancement of anti-resonant effects, specialty fibers with hollow structures offer a …

In this Letter, we investigate the transition of the well-known Fabry–Perot (FP) and
antiresonant (AR) mechanisms via a single-mode fiber (SMF)-capillary-SMF structure. The …

A new temperature fiber ring laser (FRL) sensor based on a cascaded Sagnac loops fiber
structure is proposed and experimentally demonstrated. The optical FRL sensor consists of …

An in-line Mach-Zehnder interferometer based on a dual-tapered photonic crystal fiber
(PCF) for bending vector and strain sensing is proposed and experimentally demonstrated …

In this paper, we propose and experimentally demonstrate a simple technique to enhance
the curvature sensitivity of a bending fiber optic sensor based on anti-resonant reflecting …

A high-sensitivity curvature sensing configuration is implemented by using a fiber Mach-
Zehnder interferometer (MZI) with D-shaped fiber Bragg grating (FBG). A segment of D …

Curvature measurement plays an important role in structural health monitoring, robot-pose
measuring, etc. High-resolution curvature measurement is highly demanded. In this paper …

A compact sensor integrated in a single hollow core Bragg fiber (HCBF) is proposed and
demonstrated for simultaneous measurement of strain and temperature. The sensor is …

We proposed and experimentally demonstrated paralleled Mach-Zehnder interferometers
(MZIs) in few-mode multicore fiber (FM-MCF) for temperature and strain discriminative …

An inline fiber structure formed by a silica tube spliced between single-mode fibers has been
developed and tested for curvature measurement based on anti-resonant reflecting …