A singlemode-multimode-singlemode (SMS) fiber structure consists of a short section of
multimode fiber fusion-spliced between two SMS fibers. The mechanism underpinning the …

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 propose a compact hybrid fiber-optic sensor for seawater temperature and
salinity simultaneous measurements. The device consists of a hollow-core fiber (HCF) …

The fiber-optic surface plasmon resonance sensor has very promising applications in
environmental monitoring, biochemical sensing, and medical diagnosis, due to the …

The advent of metasurface technology has revolutionized the field of optics and photonics in
recent years due to its capability of engineering optical wavefronts with well-patterned …

Simultaneously increasing the sensitivity and dynamic range of an optical fiber sensor is
desired and yet challenging. In this article, we demonstrate an optical fiber curvature sensor …

A high-sensitivity and miniature open cavity Fabry–Perot interferometer (OCFPI)
encapsulated with the polydimethylsiloxane (PDMS) film based on the high-order harmonic …

This study proposes a highly sensitive and stable optical fiber probe based on Vernier effect
for high temperature measurement (up to 1000° C), utilizing photonic crystal fiber (PCF) …

A fiber-optic sensor that simultaneously measures relative humidity (RH) and temperature
(T) based on a microfiber Sagnac loop (MSL) and MoS_2 nanosheets is proposed. The MSL …

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 …