In a first, CERN scientists carry out laser cooling of Positronium
Physicists representing 19 European and one India research group comprising the Antihydrogen Experiment: Gravity, Interferometry, Spectroscopy (AEgIS) collaboration announced this scientific achievement on Thursday.
Ruggero Caravita Sadiq Rangwala European Organization For Nuclear Research Raman Research Institute Antihydrogen Experiment European Organization
Source: indianexpress.com