Thanks to the peculiarities of optical fiber and its ability to be combined with
nanotechnology, precise and accurate measurements of the changes in optical properties …

Fiber optic devices are being increasingly employed in the fields of chemical and
environmental sensing due to their important features, such as high accuracy, small size …

In this work, a three-parameter sensor for the simultaneous measurement of surrounding
refractive index (SRI), temperature and strain is presented. It is based on a single Long …

This paper compares the impact of gamma irradiation on various optical fibers, where the
evolution in their optical properties could be identified using long period gratings (LPG) …

This study presents the fabrication and characterization of a fiber optic gas sensor based on
Lossy Mode Resonances (LMR). For the first time to our knowledge, a nanosized coating of …

The exploration of novel polymers for temperature sensing with high sensitivity has attracted
tremendous research interest. Hence, we report a polystyrene-coated optical fiber …

Our group, involving researchers from different universities in Campania, Italy, has been
working for the last twenty years in the field of photonic sensors for safety and security in …

This article proposes a double D-shaped dual-core biosensor based on photonic crystal
fiber (PCF) and broadly studied for finding of composition of blood such as white blood cells …

An-power refractive index profile circular core fiber Bragg grating (FBG) sensor has been
numerically and experimentally analyzed for the first time. In the experiment, 40 …

The condition of railway infrastructure is currently assessed by track recording cars, wayside
equipment, onboard monitoring techniques and visual inspections. These data sources …