Fiber gas sensing techniques have been applied for a wide range of industrial applications.
In this paper, the basic fiber gas sensing principles and the development of different fibers …

Antiresonant Hollow-Core Fibers (ARHCFs), thanks to the excellent capability of guiding
light in an air core with low loss over a very broad spectral range, have attracted significant …

In this work, we present for the first time a laser-based dual gas sensor utilizing a silica-
based Antiresonant Hollow-Core Fiber (ARHCF) operating in the Near-and Mid-Infrared …

We demonstrated the sensitive CO detection in a novel hollow-core negative curvature fiber
(HC-NCF) with infrared laser absorption at 2.3 μm. The HC-NCF consists of a single ring of …

We demonstrated a mid-infrared (mid-IR) gas sensor based on a hollow waveguide (HWG)
cell, which was fabricated with a flexible polycarbonate (PC) base tube. The HWG inner …

In this paper we report a mid-infrared sensor based on an anti-resonant hollow core fiber. A
quantum cascade laser operating around 4.53 µm is used to target one of the strongest …

Laser-based gas sensors utilizing various light-gas interaction phenomena have proved
their capacity for detecting different gases. However, achieving reasonable sensitivity …

Ultrasensitive mid-infrared absorption spectroscopy is demonstrated by the use of a novel
silica-based hollow-core negative curvature fiber (HC-NCF). The HC-NCF used in this article …

Sensors that measure dissolved gases directly are needed for environmental, industrial, and
biomedical applications. Here we present a hollow core fiber optic sensor capable of …

Owing to constantly increasing energy density and power density, thermal runaway is
becoming the most dangerous event in lithium‐ion batteries, while gas sensing can provide …