Highly stable nitrogen-doped Graphene Quantum Dots (N-GQD) functionalized with Pamoic
Acid (PA@ N-GQD) are utilized for nanomolar detection of radioactive elements, Uranium …

Thermal exfoliation of graphite oxide is a scalable way to produce macroscopic amount of
defective graphene-based compounds with high specific surface area, ideal as electrode …

Abstract L-Tryptophan (L-Trp), one of the essential amino acids, is crucial for human
physiological homeostasis and a limiting amino acid in animal feed. In addition, L-Trp is a …

In this paper, a novel poly-l-lysine (PLL) surface functionalized graphene quantum dots
(GQDs) based sensor was developed for detection of cysteine (cys) and homo cysteine …

Sulfur and nitrogen-doped graphene quantum dots (S, N-GQDs) was synthesized and a
selective measurement method was designed for the quantification of furazolidone based on …

In this study, we introduced a new carbon composite electrode modified with green
synthesized CuO nanostructures (CuO-NSs) for sensitive l-cysteine determination. We …

A selective off–on aptasensor was designed to measure tumor marker alpha-fetoprotein
(AFP). Nitrogen carbon quantum dots modified with aptamer was synthesized. The addition …

A sensitive fluorescent nanoprobe is reported for the determination of lamotrigine after its
preconcentration by magnetic graphene oxide nanocomposite. The fluorescent nanoprobe …

Cysteine is an essential biothiol that plays various functions in the human body. Decrease or
exceeding of this excellent antioxidant from the expected range will lead to so many …

AH 2 O 2-free colorimetric protocol based on urchin-like Au@ Pt nanoparticles (Au@ Pt NPs)
has been developed for the sensitive and selective determination of cysteine (Cys). We …