1S-2S transition between positron energy levels tagged posts

First observation of the hyperfine splitting in antihydrogen

Antimatter research laboratory. Credit: Professor Niels Madsern

Antimatter research laboratory. Credit: Professor Niels Madsern

 
Swansea University scientists at CERN have again made a landmark finding, taking them one step closer to answering the question of why matter exists and illuminating the mysteries of the Big Bang and the birth of the Universe. The physicists from the University’s College of Science, working with an international collaborative team at CERN, describe the first observation of spectral line shapes in antihydrogen, the antimatter equivalent of hydrogen.
 
Professor Mike Charlton said: “The existence of antimatter is well established in physics, and it is buried deep in the heart of some of the most successful theories ever developed...
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