Fabrication of electrodes based on a metal-free catalyst with desirable sensitivity, selectivity,
and stability has been given considerable interest. Microporous sulfur-doped carbon …

The development of new sensitive, cost-effective and user-friendly colorimetric bioassays is
in increasing demand to meet the requirement of modern clinical diagnostics and field …

Colorimetric immunoassays have been attracting more attention for use in practical
applications, especially in point− of− care diagnostics. In comparison with a single color …

Ascorbic acid plays a crucial role in biochemical processes as a scavenger for preventing
oxidative damage. Herein, a sensitive and selective fluorescent biosensor for the detection …

Abstract (Ce 0.9 Tb 0.1) PO 4 monospheres (˜ 1.39±0.11 μm) of negligible aggregation and
high geometric uniformity were synthesized via microwave assisted homogeneous …

Guava fruit (Psidium guajava L.) has many varieties, one of which is crystal guava. Crystal
guava contains vitamin C which is easily oxidized by temperature. Therefore, this study …

Selective and accurate visible spectrophotometric methods based on Prussian blue
formation were successfully developed for the quantitative analysis of mefenamic acid in a …

Electrical stimulation can be used in several applications such as fatigue reduction, muscle
rehabilitation, neurorehabilitation, neuro-prosthesis and pain relief. Moreover, electrical …

A new simple and rapid spectrophotometric method for determination the accurate amount
of vitamin C containedin pharmaceutical samples has been developed. The ferric chloride is …

A rapid and sensitive tailor-made electrode based on a gold nanoparticle (AuNP)-modulated
hydrophilic sodium dodecylsulfate (SDS)-wrapped graphene (G)-tolonium chloride …