The need for a physical constant quantifying a reference amount of substance is a manifestation of the atomic nature of matter. At the basis of the concept of a 'quantity constant' lies the law of ...

Chris Jeynes works for the University of Surrey Ion Beam Centre which receives funding from the Engineering and Physical Sciences Research Council and others for ion implantation and ion beam analysis ...

Chemists compare gold, silver and copper atoms in compounds with otherwise identical structures. Heidelberg chemists compare gold, silver and copper atoms in compounds with otherwise identical ...

Understanding the properties of molecules and materials, as well as their chemical synthesis pathways, requires a thorough knowledge of chemical bonding. Deep ...

The term aromaticity is a basic, long-standing concept in chemistry that is well established for ring-shaped carbon compounds. Aromatic rings consisting solely of metal atoms were, however, heretofore ...