With the development of modern industrial technology, the residual heavy metal ions in
environment-related matrices poses a serious threat to environmental and public health …

Water pollutants have attracted great attention because of their negative effect on human
health. Accordingly, various analytical techniques have been investigated to detect water …

Herein, a fluorescence turn off–on nanosensor has been successfully developed using
functionalized N-doped carbon dots (N-CDs) as the label-free sensing probe for the …

The interest in the use of silver nanoparticles (Ag NPs) in electroanalysis is extensive
reflecting their biological, thermal, optical and catalytic properties. Over the last two decades …

With rapidly increasing environmental pollution, there is an urgent need for the development
of fast, low-cost, and effective sensing devices for the detection of various organic and …

A fluorescent probe, N-doped carbon dots/Ag nanoclusters (N-CDs/AgNCs), was designed
and synthesized successfully based on fluorescence inner filler effect (IFE) for the ratiometric …

The elevated concentrations of various trace metals beyond existing guideline
recommendations in water bodies have promoted research on the development of various …

Functional materials with attractive electronic and photoelectronic properties show great
promise in various fields. In recent decades, tremendous research efforts have been …

As a common redox metal ion pair in cells, copper ions (Cu2+/Cu+) often transform between
oxidation (Cu2+) and reduction (Cu+) states. They play important roles in the redox process …

Fentanyl is a pain reliever stronger and deadlier than heroin. This lethal drug has killed
many people in different countries recently. Due to the importance of the diagnosis of this …