Agricultural food crop yields have increased enormously due to the implementation of
chemical pesticides; however, their excessive and uncontrolled use has led to food …

Porphyrins are variously substituted tetrapyrrolic macrocycles, with wide-ranging biological
and chemical applications derived from metal chelation in the core and the 18π aromatic …

Sigma–hole interactions, in particular halogen bonding (XB) and chalcogen bonding (ChB),
have become indispensable tools in supramolecular chemistry, with wide-ranging …

Fluorescence sensing can not only identify a target substrate qualitatively but also achieve
the purpose of quantitative detection through the change of the fluorescence signal. It has …

Anion detection and quantification remain always challenging due to their inherent strong
hydration energy, complex geometries and pH dependence. Several techniques and …

Negatively charged ions are an integral part of our ecosystem, where at certain
concentrations (fixed by the Environmental Protection Agency (EPA) and World Health …

Two cyanoimidazopyridine-based sensors (SS1 and SS2) were explored for the colorimetric
and fluorometric detection of Fe2+, Fe3+, and Cu2+ ions in the semi-aqueous medium. The …

The toxicity, corrosiveness, and volatility of elemental bromine presents challenges for its
safe storage and transportation. Purification from other halogens is also difficult. Here, we …

Background Food safety has long been one of the greatest problems in public health.
Among all the food safety problems, antibiotic residues in animal derived foods are one of …

Cyanide is considered to be the most toxic anion in biological system as its excessive
exposure leads to respiratory problem, nervous system disorder and ultimately death. Over …