The direct exposure of volatile organic compounds (VOCs) is widely related to several
adverse health effects. Therefore, an accurate amount of its usage is necessary required …

Globally, there is active development of photonic sensors incorporating multidisciplinary
research. The ultimate objective is to develop small, low-cost, sensitive, selective, quick …

A label-free glucose biosensor is constructed successfully based on the long period fiber
grating (LPFG) functionalized with graphene oxide (GO)-glucose oxidase (GOD) via the …

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 …

Waveguide-based cavity ring-down spectroscopy (CRD) can be used for quantitative
measurements of chemical concentrations in small amounts of liquid, in gases or in films …

Glucose oxidase (GOD) immobilized long period grating (LPG) fibers have been proposed
for the specific and sensitive detection of glucose. The treatment of LPG fibers with …

In recent years, chemically modified optical fibers have widely used for development of
several advanced chemical and biosensors, biomedical technology and environmental …

A highly sensitivity long-period fiber grating (LPFG) methane sensor system is presented,
which was working in transition mode with high refractive index overlay deposition of …

Fiber loop ringdown (FLRD) utilizes an inexpensive telecommunications light source, a
photodiode, and a section of single-mode fiber to form a uniform fiber optic sensor platform …

The chemical sensing capabilities of an optical fibre long period grating (LPG) coated with a
functional material are explored. The LPG period and coating thickness are chosen such …