Abstract :

ABSTRACT

A novel, price effective, sensitive and environmentally friendly approach employing a physical mixture of carbon dots (CDs) and gold nanoparticles (AuNPs) is according for the detection of cyanide ions (CN^-) in water. we tend to determined vital ending of visible radiation of CDs by AuNPs and also the restoration of visible radiation by the removal of AuNPs. A twin mode sensing approach for the estimation of CN^- in water is incised out of this observation exploiting each the FRET between CDs and AuNPs and also the well-known gold natural action by CN^-. this method doesn't involve any advanced chemistry or any tedious artificial routes and may be used for the sensing of cyanide in binary compound media. the tactic is sensitive up to a degree of one mgL^-1 (1 μg mL^-1) of CN^- in water and its presence/absence may also be visualized by eye by illuminating the answer exploitation light-weight at 365 nm.

KEYWORDS

Carbon dot; Gold nanoparticle; Visible radiation quenching; Cyanide particle.