The term aromaticity is a basic, long-standing concept in chemistry that is well established for ring-shaped carbon compounds ... of metal atoms of elemental bismuth. The isolation and ...

Ram Mohan looks at how bismuth — a remarkably harmless element among the toxic heavy metals in the periodic table — has sparked interest in areas varying from medicinal to industrial chemistry.

Researchers at the Karlsruhe Institute of Technology (KIT) have synthesized a Bi 5 ⁻ ring, a molecule with five bismuth atoms ... can be integrated in stable compounds and used in chemical ...