The simple and highly sensitive measurement of the refractive index (RI) of liquids is critical
for designing the optical instruments and important in biochemical sensing applications …

Abstract Uric acid (UA), dopamine (DA) and ascorbic acid (AA) exist in the human body as
protein metabolism, neurotransmitter and antioxidant, respectively. The abnormal levels of …

A highly sensitive and selective optical fiber-based enzymatic biosensor has been proposed
in the present studyfor detection of uric acid (UA) in human serum. The working mechanism …

The review article presents the advancements occurred in the area of fiber optic evanescent
wave (FOEW) sensors in the past decade (2007–2018). The fundamental working principle …

A tapered plastic optical fiber gas sensor coated with silver nanoparticles/PVP/PVA hybrid is
proposed for ammonia gas sensing application. The spectral characteristics of the gas …

In this work, the multimode optical fiber size effects on the performances of the clad-modified
fiber with ZnO nanorods relative humidity (RH) sensor were experimentally investigated …

Current uric acid detection methodologies lack the requisite sensitivity and selectivity for
point-of-care applications. Plasmonic sensors, while promising, demand refinement for …

Abstract The characteristics of Plastic Optical Fibers (POFs) are exploited to realize simple,
highly sensitive, and low-cost bio/chemical sensors via innovative schemes. The POF's …

The surge of Dengue cases around the globe has intensified the demand for a reliable
diagnostic method. The work demonstrates, to the best of our knowledge, the first label-free …

Anthraquinone dyes are the second largest group of synthetic dyes that are widely used for
dyeing textiles. As an anthraquinone dye, Alizarin Red S (ARS) has been widely used in the …