Physicists with the international ALPHA Collaboration at CERN in Geneva have succeeded in storing a total of 309 antihydrogen atoms, some for as long as 1,000 seconds (almost 17 minutes) or even ...

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 ...